Commit Graph

5676 Commits

Author SHA1 Message Date
Lokesh Vutla
3ca4a23810 ARM: OMAP2+: hwmod: Fix updating of sysconfig register
Commit 127500ccb7 ("ARM: OMAP2+: Only write the sysconfig on idle
when necessary") talks about verification of sysconfig cache value before
updating it, only during idle path. But the patch is adding the
verification in the enable path. So, adding the check in a proper place
as per the commit description.

Not keeping this check during enable path as there is a chance of losing
context and it is safe to do on idle as the context of the register will
never be lost while the device is active.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Tero Kristo <t-kristo@ti.com>
Cc: Jon Hunter <jonathanh@nvidia.com>
Cc: <stable@vger.kernel.org> # 3.12+
Fixes: commit 127500ccb7 "ARM: OMAP2+: Only write the sysconfig on idle when necessary"
[paul@pwsan.com: appears to have been caused by my own mismerge of the
 originally posted patch]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-03-26 23:08:55 -06:00
Linus Torvalds
33b3d2e88c ARM: SoC platform updates for v4.6
Newly added support for additional SoCs:
 
 - Axis Artpec-6 SoC family
 - Allwinner A83T SoC
 - Mediatek MT7623
 - NXP i.MX6QP SoC
 - ST Microelectronics stm32f469 microcontroller
 
 New features:
 - SMP support for Mediatek mt2701
 - Big-endian support for NXP i.MX
 - DaVinci now uses the new DMA engine dma_slave_map
 - OMAP now uses the new DMA engine dma_slave_map
 - earlyprintk support for palmchip uart on mach-tango
 - delay timer support for orion
 
 Other:
 - Exynos PMU driver moved out to drivers/soc/
 - Various smaller updates for Renesas, Xilinx, PXA, AT91, OMAP, uniphier
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Arnd Bergmann:
 "Newly added support for additional SoCs:
   - Axis Artpec-6 SoC family
   - Allwinner A83T SoC
   - Mediatek MT7623
   - NXP i.MX6QP SoC
   - ST Microelectronics stm32f469 microcontroller

  New features:
   - SMP support for Mediatek mt2701
   - Big-endian support for NXP i.MX
   - DaVinci now uses the new DMA engine dma_slave_map
   - OMAP now uses the new DMA engine dma_slave_map
   - earlyprintk support for palmchip uart on mach-tango
   - delay timer support for orion

  Other:
   - Exynos PMU driver moved out to drivers/soc/
   - Various smaller updates for Renesas, Xilinx, PXA, AT91, OMAP,
     uniphier"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits)
  ARM: uniphier: rework SMP code to support new System Bus binding
  ARM: uniphier: add missing of_node_put()
  ARM: at91: avoid defining CONFIG_* symbols in source code
  ARM: DRA7: hwmod: Add data for eDMA tpcc, tptc0, tptc1
  ARM: imx: Make reset_control_ops const
  ARM: imx: Do L2 errata only if the L2 cache isn't enabled
  ARM: imx: select ARM_CPU_SUSPEND only for imx6
  dmaengine: pxa_dma: fix the maximum requestor line
  ARM: alpine: select the Alpine MSI controller driver
  ARM: pxa: add the number of DMA requestor lines
  dmaengine: mmp-pdma: add number of requestors
  dma: mmp_pdma: Add the #dma-requests DT property documentation
  ARM: OMAP2+: Add rtc hwmod configuration for ti81xx
  ARM: s3c24xx: Avoid warning for inb/outb
  ARM: zynq: Move early printk virtual address to vmalloc area
  ARM: DRA7: hwmod: Add custom reset handler for PCIeSS
  ARM: SAMSUNG: Remove unused register offset definition
  ARM: EXYNOS: Cleanup header files inclusion
  drivers: soc: samsung: Enable COMPILE_TEST
  MAINTAINERS: Add maintainers entry for drivers/soc/samsung
  ...
2016-03-20 14:57:08 -07:00
Linus Torvalds
e88fa1b8b0 ARM: SoC cleanups for v4.6
A few simple cleanups across multiple platforms, not much standing out:
 
 - lpc32xx removes its private implementation of the clk API, after
   generic code was merged in 4.5
 - all unused Makefile.boot files get removed
 - a number of simplifications for shmobile
 - asm/clkdev.h gets replaced with the asm-generic version after
   all mach/clkdev.h implementations are gone
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Arnd Bergmann:
 "A few simple cleanups across multiple platforms, not much standing
  out:

   - lpc32xx removes its private implementation of the clk API, after
     generic code was merged in 4.5
   - all unused Makefile.boot files get removed
   - a number of simplifications for shmobile
   - asm/clkdev.h gets replaced with the asm-generic version after all
     mach/clkdev.h implementations are gone"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: shmobile: Kconfig: Get rid of old comment
  ARM: shmobile: Consolidate SCU mapping code
  arm: lpc32xx: remove direct control of GPIOs from shared mach file
  arm: lpc32xx: remove selected HAVE_IDE
  arm: lpc32xx: switch to common clock framework
  ARM: Use generic clkdev.h header
  ARM: plat-versatile: Remove unused clock.c file
  ARM: netx: remove redundant "depends on ARCH_NETX"
  ARM: integrator: remove redundant select in Kconfig
  ARM: drop unused Makefile.boot of Multiplatform SoCs
  ARM: mvebu: add missing of_node_put()
  ARM: shmobile: r8a7779: Remove remainings of removed SCU boot setup code
  ARM: shmobile: Typo s/MIPDR/MPIDR/
  ARM: shmobile: Add includes providing forward declarations
  ARM: shmobile: rcar-gen2: Make rcar_gen2_dma_contiguous static
  ARM: mv78xx0: use "depends on" instead of "if" after prompt
2016-03-20 14:37:22 -07:00
Linus Torvalds
dae0b74eb7 ARM: SoC non-urgent fixes for v4.6
As usual, we queue up a few fixes that don't seem urgent enough to go in
 through -rc.
 
  - a number of randconfig warning fixes from Arnd
  - various small fixes for OMAP
  - one somewhat larger patch to restore the OMAP3 cpuidle
    tuning that was lost in a cleanup
  - a small regression fix for cns3xxx PCI
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Merge tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC non-urgent fixes from Arnd Bergmann:
 "As usual, we queue up a few fixes that don't seem urgent enough to go
  in through -rc.

   - a number of randconfig warning fixes from Arnd
   - various small fixes for OMAP
   - one somewhat larger patch to restore the OMAP3 cpuidle tuning that
     was lost in a cleanup
   - a small regression fix for cns3xxx PCI"

* tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (26 commits)
  CNS3xxx: Fix PCI cns3xxx_write_config()
  MAINTAINERS: unify email addrs for Kevin Hilman
  CNS3xxx: remove unused *_VIRT definitions
  ARM: OMAP2+: Fix hwmod clock for l4_ls
  soc: TI knav_qmss: fix dma_addr_t printing
  ARM: prima2: always enable reset controller
  ARM: socfpga: hide unused functions
  ARM: ux500: fix ureachable iounmap()
  ARM: ks8695: fix __initdata annotation
  ARM: mvebu: mark mvebu_hwcc_pci_nb as __maybe_unused
  ARM: mv78xx0: avoid unused function warning
  ARM: orion: only select I2C_BOARDINFO when using I2C
  ARM: OMAP2+: Fix out of range register access with syscon_config.max_register
  ARM: OMAP3: Add cpuidle parameters table for omap3430
  ARM: davinci: make I2C support optional
  ARM: davinci: DA8xx+DMx combined kernels need PATCH_PHYS_VIRT
  ARM: davinci: avoid unused mityomapl138_pn_info variable
  ARM: davinci: limit DT support to DA850
  ARM: DRA7: hwmod: Add reset data for PCIe
  ARM: DRA7: hwmod: Fix OCP2SCP sysconfig
  ...
2016-03-20 14:26:57 -07:00
Linus Torvalds
96b9b1c956 TTY/Serial patches for 4.6-rc1
Here's the big tty/serial driver pull request for 4.6-rc1.
 
 Lots of changes in here, Peter has been on a tear again, with lots of
 refactoring and bugs fixes, many thanks to the great work he has been
 doing.  Lots of driver updates and fixes as well, full details in the
 shortlog.
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial updates from Greg KH:
 "Here's the big tty/serial driver pull request for 4.6-rc1.

  Lots of changes in here, Peter has been on a tear again, with lots of
  refactoring and bugs fixes, many thanks to the great work he has been
  doing.  Lots of driver updates and fixes as well, full details in the
  shortlog.

  All have been in linux-next for a while with no reported issues"

* tag 'tty-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (220 commits)
  serial: 8250: describe CONFIG_SERIAL_8250_RSA
  serial: samsung: optimize UART rx fifo access routine
  serial: pl011: add mark/space parity support
  serial: sa1100: make sa1100_register_uart_fns a function
  tty: serial: 8250: add MOXA Smartio MUE boards support
  serial: 8250: convert drivers to use up_to_u8250p()
  serial: 8250/mediatek: fix building with SERIAL_8250=m
  serial: 8250/ingenic: fix building with SERIAL_8250=m
  serial: 8250/uniphier: fix modular build
  Revert "drivers/tty/serial: make 8250/8250_ingenic.c explicitly non-modular"
  Revert "drivers/tty/serial: make 8250/8250_mtk.c explicitly non-modular"
  serial: mvebu-uart: initial support for Armada-3700 serial port
  serial: mctrl_gpio: Add missing module license
  serial: ifx6x60: avoid uninitialized variable use
  tty/serial: at91: fix bad offset for UART timeout register
  tty/serial: at91: restore dynamic driver binding
  serial: 8250: Add hardware dependency to RT288X option
  TTY, devpts: document pty count limiting
  tty: goldfish: support platform_device with id -1
  drivers: tty: goldfish: Add device tree bindings
  ...
2016-03-17 13:53:25 -07:00
Olof Johansson
1dea581f86 ARM: OMAP2+: critical DRA7xx fix for v4.5-rc
Force the DRA7xx Ethernet internal clock source to stay enabled
 per TI erratum i877:
 
 http://www.ti.com/lit/er/sprz429h/sprz429h.pdf
 
 Otherwise, if the Ethernet internal clock source is disabled, the
 chip will age prematurely, and the RGMII I/O timing will soon
 fail to meet the delay time and skew specifications for 1000Mbps
 Ethernet.
 
 This fix should go in as soon as possible.
 
 Basic build, boot, and PM test results are available here:
 
 http://www.pwsan.com/omap/testlogs/omap-critical-fixes-for-v4.5-rc/20160307014209/
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Merge tag 'for-v4.5-rc/omap-critical-fixes-a' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into fixes

ARM: OMAP2+: critical DRA7xx fix for v4.5-rc

Force the DRA7xx Ethernet internal clock source to stay enabled
per TI erratum i877:

http://www.ti.com/lit/er/sprz429h/sprz429h.pdf

Otherwise, if the Ethernet internal clock source is disabled, the
chip will age prematurely, and the RGMII I/O timing will soon
fail to meet the delay time and skew specifications for 1000Mbps
Ethernet.

This fix should go in as soon as possible.

Basic build, boot, and PM test results are available here:

http://www.pwsan.com/omap/testlogs/omap-critical-fixes-for-v4.5-rc/20160307014209/

* tag 'for-v4.5-rc/omap-critical-fixes-a' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending:
  ARM: dts: dra7: do not gate cpsw clock due to errata i877
  ARM: OMAP2+: hwmod: Introduce ti,no-idle dt property

Signed-off-by: Olof Johansson <olof@lixom.net>
2016-03-09 14:15:31 -08:00
Lokesh Vutla
2e18f5a1bc ARM: OMAP2+: hwmod: Introduce ti,no-idle dt property
Introduce a dt property, ti,no-idle, that prevents an IP to idle at any
point. This is to handle Errata i877, which tells that GMAC clocks
cannot be disabled.

Acked-by: Roger Quadros <rogerq@ti.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-03-07 01:41:21 -07:00
Arnd Bergmann
3fcb230d14 SoC related changes for omaps for v4.6 merge window:
- Enable runtime revision detection for dra7 to avoid multiple dts
   files for various variants
 
 - Add dma_slave_map for omap1/2/3 legacy mode booting
 
 - Add RTC interconnect target data for ti81xx and am43x
 
 - Add custom reset handler for PCIeSS
 
 - Add eDMA interconnect target data for dra7
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Merge tag 'omap-for-v4.6/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

Merge "omap soc changes for v4.6 merge window" from Tony Lindgren:

SoC related changes for omaps for v4.6 merge window:

- Enable runtime revision detection for dra7 to avoid multiple dts
  files for various variants

- Add dma_slave_map for omap1/2/3 legacy mode booting

- Add RTC interconnect target data for ti81xx and am43x

- Add custom reset handler for PCIeSS

- Add eDMA interconnect target data for dra7

* tag 'omap-for-v4.6/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: DRA7: hwmod: Add data for eDMA tpcc, tptc0, tptc1
  ARM: OMAP2+: Add rtc hwmod configuration for ti81xx
  ARM: DRA7: hwmod: Add custom reset handler for PCIeSS
  ARM: OMAP2+: DMA: Provide dma_slave_map to omap-dma for legacy boot
  ARM: OMAP1: DMA: Provide dma_slave_map to omap-dma
  ARM: OMAP: DRA7: Make use of omap_revision information for soc_is* calls
  ARM: AM43XX: hwmod: Add rtc hwmod
  ARM: DRA7: hwmod: Add reset data for PCIe
  ARM: DRA7: hwmod: Fix OCP2SCP sysconfig
  ARM: OMAP2+: hwmod data: Add SSI data for omap36xx
2016-03-02 23:32:24 +01:00
Arnd Bergmann
452d9a0feb Fixes for omaps for v4.6 merge window that are not urgent
for the v4.5-rc cycle:
 
 - Add back optimized cpuidle parameters for 34xx that were
   incorrecly removed earlier with cpuidle cleanup
 
 - Fix SSI for omap36xx to get modem working on N950/N9
 
 - A series of omap hwmod fixes via Paul Walmsley <paul@pwsan.com>
   to fix SSI for omap36xx for modem on N950/N9, fix for
   OCP2SCP sysconfig idle mode, and reset data for PCIe on
   dra7
 
 - Fix out of range register access for omap3 control module
   if syscon max_register is initialized like v4.6 will be
   doing
 
 - Fix l4_ls interconnect clocks for 81xx, it should always
   be sysclk6_ck
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Merge tag 'omap-for-v4.6/fixes-not-urgent-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical

Merge "omap non-urgent fixes for v4.6 merge window" from Tony Lindgren:

Fixes for omaps for v4.6 merge window that are not urgent
for the v4.5-rc cycle:

- Add back optimized cpuidle parameters for 34xx that were
  incorrecly removed earlier with cpuidle cleanup

- Fix SSI for omap36xx to get modem working on N950/N9

- A series of omap hwmod fixes via Paul Walmsley <paul@pwsan.com>
  to fix SSI for omap36xx for modem on N950/N9, fix for
  OCP2SCP sysconfig idle mode, and reset data for PCIe on
  dra7

- Fix out of range register access for omap3 control module
  if syscon max_register is initialized like v4.6 will be
  doing

- Fix l4_ls interconnect clocks for 81xx, it should always
  be sysclk6_ck

* tag 'omap-for-v4.6/fixes-not-urgent-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Fix hwmod clock for l4_ls
  ARM: OMAP2+: Fix out of range register access with syscon_config.max_register
  ARM: OMAP3: Add cpuidle parameters table for omap3430
  ARM: DRA7: hwmod: Add reset data for PCIe
  ARM: DRA7: hwmod: Fix OCP2SCP sysconfig
  ARM: OMAP2+: hwmod data: Add SSI data for omap36xx
2016-03-02 23:28:38 +01:00
Tony Lindgren
ebf2441480 ARM: OMAP2+: Use srst_udelay for USB on dm814x
Without this booting t410 can fail randomly with no output
depending on the .config options chosen. Enabling debug_ll
causes the problem to go away. I narrowed this down to USB
by disabling one module at a time.

Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-03-02 07:29:29 -08:00
Tony Lindgren
e80499190d ARM: OMAP2+: second set of hwmod changes for v4.6
These patches add RTC support for the AM43xx, and add support for
 the DRA7xx eDMA controller's TPCC, TPTC0, and TPTC1 IP blocks.
 Also included is a workaround for PRCM hardreset control of the DRA7xx
 PCIe subsystem.
 
 Note that I do not have a DRA7xx board, and therefore cannot
 test any patches for that SoC family.
 
 Basic build, boot, and PM test logs can be found here:
 
 http://www.pwsan.com/omap/testlogs/omap-hwmod-b-for-v4.6/20160301021258/
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Merge tag 'for-v4.6/omap-hwmod-b' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v4.6/soc

ARM: OMAP2+: second set of hwmod changes for v4.6

These patches add RTC support for the AM43xx, and add support for
the DRA7xx eDMA controller's TPCC, TPTC0, and TPTC1 IP blocks.
Also included is a workaround for PRCM hardreset control of the DRA7xx
PCIe subsystem.

Note that I do not have a DRA7xx board, and therefore cannot
test any patches for that SoC family.

Basic build, boot, and PM test logs can be found here:

http://www.pwsan.com/omap/testlogs/omap-hwmod-b-for-v4.6/20160301021258/
2016-03-01 09:59:38 -08:00
Peter Ujfalusi
34b4182ce5 ARM: DRA7: hwmod: Add data for eDMA tpcc, tptc0, tptc1
Add hwmod data for the eDMA blocks:
 - TPCC: Third-party channel controller
 - TPTC0: Third-party transfer controller 0
 - TPTC1: Third-party transfer controller 1

The TPCC's clock gating status follows the status of its clock and
power domain. This means that the hwmod code can not directly control
the TPCC enable/disable status.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
[paul@pwsan.com: rephrased last two sentences of the patch description]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-03-01 01:55:59 -07:00
Tony Lindgren
4f5395f0d1 ARM: OMAP2+: Fix hwmod clock for l4_ls
Looks like we have few cases with wrong clock, and some
entries with missing clock. It should always be sysclk6
for the l4_ls instance.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-26 11:03:07 -08:00
Tony Lindgren
c580324607 ARM: OMAP2+: Add rtc hwmod configuration for ti81xx
This allows RTC to work properly with the related DTS
changes.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-26 11:02:00 -08:00
Sekhar Nori
1c96bee4df ARM: DRA7: hwmod: Add custom reset handler for PCIeSS
Add a custom reset handler for DRA7x PCIeSS. This
handler is required to deassert PCIe hardreset lines
after they have been asserted.

This enables the PCIe driver to access registers after
PCIeSS has been runtime enabled without having to
deassert hardreset lines itself.

With this patch applied, used lspci to make sure
connected PCIe device enumerates on DRA74x and DRA72x
EVMs.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Reported-by: Richard Cochran <richardcochran@gmail.com>
Tested-by: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Suman Anna <s-anna@ti.com>
Cc: Dave Gerlach <d-gerlach@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-02-25 00:17:42 -07:00
Peter Ujfalusi
731ec4d881 ARM: OMAP2+: DMA: Provide dma_slave_map to omap-dma for legacy boot
We still have some boards booting in legacy mode and they will need to have
the device/slave -> filter_fn mapping so we can convert the OMAP drivers
to use the new dmaengine API for requesting channels.
Only some OMAP24xx and OMAP3xxx boards can boot in legacy mode which means
we only need to provide the map for these SoCs.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-22 10:00:50 -08:00
Ivaylo Dimitrov
3f315c5b85 ARM: OMAP2+: Fix onenand initialization to avoid filesystem corruption
Commit e7b11dc7b7 ("ARM: OMAP2+: Fix onenand rate detection to avoid
filesystem corruption") partially fixed onenand configuration when GPMC
module is reset. Finish the job by also providing the correct values in
ONENAND_REG_SYS_CFG1 register.

Fixes: e7b11dc7b7 ("ARM: OMAP2+: Fix onenand rate detection to avoid
filesystem corruption")
Cc: stable@vger.kernel.org # v4.2+
Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-22 09:24:10 -08:00
Tony Lindgren
d9d806b902 ARM: OMAP2+: Fix out of range register access with syscon_config.max_register
If syscon_config.max_register is initialized like it should be, we have
omap_ctrl_read/write() fail with out of range register access at least
for omap3.

We have omap3.dtsi setting up a regmap range for scm_conf, but we now
have omap_ctrl_read/write() also attempt to use the regmap. However,
omap_ctrl_read/write() is also used for other register ranges in the
system control module (SCM).

Let's fix the issue by just removing the regmap_read/write() usage for
control module as suggested by Tero Kristo <t-kristo@ti.com>.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-22 09:22:38 -08:00
Tony Lindgren
baa10e0dd2 ARM: OMAP2+: first set of hwmod fixes and additions for v4.6
A few fixes for OMAP hwmod data.  SSI hwmod data for the OMAP 3730,
 and some fixes for the DRA7xx hwmod data.  These shouldn't interfere
 or impact anything else.
 
 Basic build, boot, and PM test logs are available here:
 
 http://www.pwsan.com/omap/testlogs/omap-hwmod-a-for-v4.6/20160214161224/
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Merge tag 'for-v4.6/omap-hwmod-a' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v4.6/fixes-not-urgent

ARM: OMAP2+: first set of hwmod fixes and additions for v4.6

A few fixes for OMAP hwmod data.  SSI hwmod data for the OMAP 3730,
and some fixes for the DRA7xx hwmod data.  These shouldn't interfere
or impact anything else.

Basic build, boot, and PM test logs are available here:

http://www.pwsan.com/omap/testlogs/omap-hwmod-a-for-v4.6/20160214161224/
2016-02-19 10:37:34 -08:00
Pali Rohár
98f4222150 ARM: OMAP3: Add cpuidle parameters table for omap3430
Based on CPU type choose generic omap3 or omap3430 specific cpuidle
parameters. Parameters for omap3430 were measured on Nokia N900 device and
added by commit 5a1b1d3a9e ("OMAP3: RX-51: Pass cpu idle parameters")
which were later removed by commit 231900afba ("ARM: OMAP3: cpuidle -
remove rx51 cpuidle parameters table") due to huge code complexity.

This patch brings cpuidle parameters for omap3430 devices again, but uses
simple condition based on CPU type.

Fixes: 231900afba ("ARM: OMAP3: cpuidle - remove rx51 cpuidle
parameters table")
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-19 10:35:39 -08:00
Keerthy
06c2d368fc ARM: OMAP: DRA7: Make use of omap_revision information for soc_is* calls
Currently of_machine_is_compatible is used to detect the soc which
employs string comparison operations. We already have all the required
information in the omap_revision. Hence make use of the same like
the previous OMAPs and avoid costly string comparisons.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-19 10:12:52 -08:00
Keerthy
4321dc8dff ARM: AM43XX: hwmod: Add rtc hwmod
The patch registers the rtc hwmod on AM437x chips.  The RTC module is
physically present on the AM438x SoC used on AM43X-EPOS-EVM, but it is
permanently disabled. A secure RTC is used instead on these devices,
where needed. Hence adding it selectively using a separate list to get
RTC Module functional on the other am43x SoCs used on am437x-gp-evm
and am437x-sk-evm.

Signed-off-by: Keerthy <j-keerthy@ti.com>
[paul@pwsan.com: cleaned up patch description]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-02-18 21:46:19 -07:00
Greg Kroah-Hartman
249f3c4fe4 Merge 4.5-rc4 into tty-next
We want the fixes in here, and this resolves a merge error in tty_io.c

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-14 14:36:04 -08:00
Tony Lindgren
cf26f11373 ARM: OMAP2+: Fix omap_device for module reload on PM runtime forbid
If a driver PM runtime is disabled via sysfs, and the module is
unloaded, PM runtime can't do anything to disable the device. Let's
let the interconnect disable the device on BUS_NOTIFY_UNBOUND_DRIVER.

Otherwise omap_device will produce and error on the following module
reload. This can be easily tested with something like:

# modprobe omap_hsmmc
# echo on > /sys/devices/platform/68000000.ocp/4809c000.mmc/power/control
# rmmod omap_hsmmc
# modprobe omap_hsmmc

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Nishanth Menon <nm@ti.com>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Tero Kristo <t-kristo@ti.com>
Reported-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-12 08:56:52 -08:00
Tony Lindgren
08c78e9d61 ARM: OMAP2+: Improve omap_device error for driver writers
Drivers using pm_runtime_use_autosuspend() may not get disabled after
-EPROBE_DEFER. On the following device driver probe, hardware state
is different from the PM runtime state causing omap_device to produce
the following error:

omap_device_enable() called from invalid state 1

And with omap_device and omap hardware being picky for PM, this will
block any deeper idle states in hardware.

Let's add a proper error message so driver writers can easily fix
their drivers for PM.

In general, the solution is to fix the drivers to follow the PM
runtime documentation:

1. For sections of code that needs the device disabled, use
   pm_runtime_put_sync_suspend() if pm_runtime_set_autosuspend() has
   been set.

2. For driver exit code, use pm_runtime_dont_use_autosuspend() before
   pm_runtime_put_sync() if pm_runtime_use_autosuspend() has been
   set.

Let's not return with 0 from _od_runtime_resume() as that will
eventually lead into new drivers with broken PM runtime that will
block deeper idle states on omaps.

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Nishanth Menon <nm@ti.com>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-12 08:56:52 -08:00
Ivaylo Dimitrov
5f35dc47c1 ARM: OMAP2+: Set system_rev from ATAGS for n900
This fixed a regression with DT boot compared to legacy boot.

Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
[tony@atomide.com: edited patch subject to follow standard]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-02-10 16:17:15 -08:00
Kishon Vijay Abraham I
8fe097a3d9 ARM: DRA7: hwmod: Add reset data for PCIe
Add PCIe reset data to PCIe hwmods on DRA7x.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Reviewed-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-02-09 02:18:52 -07:00
Kishon Vijay Abraham I
4965be1fc8 ARM: DRA7: hwmod: Fix OCP2SCP sysconfig
OCP2SCP doesn't support smart idle wakeup according to
Table 26-22. OCP2SCP_SYSCONFIG in AM572x TRM [1] and
Table 26-22. OCP2SCP_SYSCONFIG in AM571x TRM [2].
Remove SIDLE_SMART_WKUP from the list of supported SIDLE modes
in hwmod data.

[1] -> http://www.ti.com/lit/ug/spruhz6e/spruhz6e.pdf
[2] -> http://www.ti.com/lit/ug/spruhz7a/spruhz7a.pdf

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-02-09 02:18:40 -07:00
Masahiro Yamada
9dfb81efbb ARM: drop unused Makefile.boot of Multiplatform SoCs
The variable "MACHINE" is empty if CONFIG_ARCH_MULTIPLATFORM=y,
so these Makefile.boot files are never included.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Michal Simek <michal.simek@xilinx.com> (for Zynq)
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2016-02-08 13:35:41 -08:00
Jean Delvare
1349ba02bf ARM: OMAP: serial: Rename DRIVER_NAME
DRIVER_NAME is too generic to be used in a driver-specific platform
data file. Use a name specific to the driver instead, to avoid
collisions.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jslaby@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-06 23:13:30 -08:00
Sebastian Reichel
771120761f ARM: OMAP2+: hwmod data: Add SSI data for omap36xx
This patch enables Synchronous Serial Interface (SSI)
hwmod support for OMAP36xx SoCs (used by Nokia N950/N9).

Signed-off-by: Sebastian Reichel <sre@kernel.org>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2016-02-02 10:06:13 -07:00
Tony Lindgren
7e3b120770 Merge branch 'enable-devices' into omap-for-v4.5/fixes 2016-01-25 10:46:21 -08:00
Neil Armstrong
20437f79f6 ARM: OMAP: Add PWM dmtimer platform data quirks
In order to set the currently platform dependent dmtimer
functions pointers as platform data for the pwm-omap-dmtimer
platform driver, add it to plat-omap auxdata_lookup table.

Suggested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-25 09:51:28 -08:00
Tony Lindgren
4da597d166 ARM: OMAP2+: Fix ppa_zero_params and ppa_por_params for rodata
We don't want to write to .text so let's move ppa_zero_params and
ppa_por_params to .data and access them via pointers.

Note that I have not been able to test as we I don't have a HS
omap4 to test with. The code has been changed in similar way as
for omap3 though.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-22 08:26:08 -08:00
Tony Lindgren
0a0b132755 ARM: OMAP2+: Fix l2_inv_api_params for rodata
We don't want to write to .text, so let's move l2_inv_api_params
to .data and access it via a pointer.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-22 08:26:08 -08:00
Tony Lindgren
a5311d4d13 ARM: OMAP2+: Fix save_secure_ram_context for rodata
We don't want to write to .text and we can move save_secure_ram_context
into .data as it all gets copied into SRAM anyways.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-22 08:26:08 -08:00
Tony Lindgren
eeaf9646ac ARM: OMAP2+: Fix l2dis_3630 for rodata
We don't want to write to .text section. Let's move l2dis_3630
to .data and access it via a pointer.

For calculating the offset, let's optimize out the add and do it
in ldr/str as suggested by Nicolas Pitre <nicolas.pitre@linaro.org>.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tero Kristo <t-kristo@ti.com>
Cc: stable@vger.kernel.org # v4.0+
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-22 08:26:08 -08:00
Tony Lindgren
d9db591033 ARM: OMAP2+: Fix wait_dll_lock_timed for rodata
We don't want to be writing to .text so it can be set rodata.
Fix error "Unable to handle kernel paging request at virtual address
c012396c" in wait_dll_lock_timed if CONFIG_DEBUG_RODATA is selected.

As these counters are for debugging only and unused, we can just
remove them.

Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Nishanth Menon <nm@ti.com>
Cc: Richard Woodruff <r-woodruff2@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tero Kristo <t-kristo@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org # v4.0+
Fixes: 1e6b48116a ("ARM: mm: allow non-text sections to be
non-executable")
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-22 08:26:08 -08:00
Suman Anna
4850d43143 ARM: OMAP2+: Remove legacy mailbox device instantiation
The legacy-style mailbox device creation is supported currently
only for OMAP3, as all other SoCs are DT-boot only. Even on this
SoC, there are no client drivers that utilize these mailbox devices.
So, clean up the legacy-style mailbox device instantiation logic.
The mailbox devices are already present and supported for the DT
boot on OMAP3.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-21 13:57:24 -08:00
Linus Torvalds
30f05309bd More power management and ACPI updates for v4.5-rc1
- Modify the driver core and the USB subsystem to allow USB devices
    to stay suspended over system suspend/resume cycles if they have
    been runtime-suspended already beforehand and fix some bugs on
    top of these changes (Tomeu Vizoso, Rafael Wysocki).
 
  - Update ACPICA to upstream revision 20160108, including updates
    of the ACPICA's copyright notices, a code fixup resulting from
    a regression fix that was necessary in the upstream code only
    (the regression fixed by it has never been present in Linux)
    and a compiler warning fix (Bob Moore, Lv Zheng).
 
  - Fix a recent regression in the cpuidle menu governor that broke
    it on practically all architectures other than x86 and make a
    couple of optimizations on top of that fix (Rafael Wysocki).
 
  - Clean up the selection of cpuidle governors depending on whether
    or not the kernel is configured for tickless systems (Jean Delvare).
 
  - Revert a recent commit that introduced a regression in the ACPI
    backlight driver, address the problem it attempted to fix in a
    different way and revert one more cosmetic change depending on
    the problematic commit (Hans de Goede).
 
  - Add two more ACPI backlight quirks (Hans de Goede).
 
  - Fix a few minor problems in the core devfreq code, clean it up
    a bit and update the MAINTAINERS information related to it
    (Chanwoo Choi, MyungJoo Ham).
 
  - Improve an error message in the ACPI fan driver (Andy Lutomirski).
 
  - Fix a recent build regression in the cpupower tool (Shreyas Prabhu).
 
 /
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Merge tag 'pm+acpi-4.5-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more power management and ACPI updates from Rafael Wysocki:
 "This includes fixes on top of the previous batch of PM+ACPI updates
  and some new material as well.

  From the new material perspective the most significant are the driver
  core changes that should allow USB devices to stay suspended over
  system suspend/resume cycles if they have been runtime-suspended
  already beforehand.  Apart from that, ACPICA is updated to upstream
  revision 20160108 (cosmetic mostly, but including one fixup on top of
  the previous ACPICA update) and there are some devfreq updates the
  didn't make it before (due to timing).

  A few recent regressions are fixed, most importantly in the cpuidle
  menu governor and in the ACPI backlight driver and some x86 platform
  drivers depending on it.

  Some more bugs are fixed and cleanups are made on top of that.

  Specifics:

   - Modify the driver core and the USB subsystem to allow USB devices
     to stay suspended over system suspend/resume cycles if they have
     been runtime-suspended already beforehand and fix some bugs on top
     of these changes (Tomeu Vizoso, Rafael Wysocki).

   - Update ACPICA to upstream revision 20160108, including updates of
     the ACPICA's copyright notices, a code fixup resulting from a
     regression fix that was necessary in the upstream code only (the
     regression fixed by it has never been present in Linux) and a
     compiler warning fix (Bob Moore, Lv Zheng).

   - Fix a recent regression in the cpuidle menu governor that broke it
     on practically all architectures other than x86 and make a couple
     of optimizations on top of that fix (Rafael Wysocki).

   - Clean up the selection of cpuidle governors depending on whether or
     not the kernel is configured for tickless systems (Jean Delvare).

   - Revert a recent commit that introduced a regression in the ACPI
     backlight driver, address the problem it attempted to fix in a
     different way and revert one more cosmetic change depending on the
     problematic commit (Hans de Goede).

   - Add two more ACPI backlight quirks (Hans de Goede).

   - Fix a few minor problems in the core devfreq code, clean it up a
     bit and update the MAINTAINERS information related to it (Chanwoo
     Choi, MyungJoo Ham).

   - Improve an error message in the ACPI fan driver (Andy Lutomirski).

   - Fix a recent build regression in the cpupower tool (Shreyas
     Prabhu)"

* tag 'pm+acpi-4.5-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (32 commits)
  cpuidle: menu: Avoid pointless checks in menu_select()
  sched / idle: Drop default_idle_call() fallback from call_cpuidle()
  cpupower: Fix build error in cpufreq-info
  cpuidle: Don't enable all governors by default
  cpuidle: Default to ladder governor on ticking systems
  time: nohz: Expose tick_nohz_enabled
  ACPICA: Update version to 20160108
  ACPICA: Silence a -Wbad-function-cast warning when acpi_uintptr_t is 'uintptr_t'
  ACPICA: Additional 2016 copyright changes
  ACPICA: Reduce regression fix divergence from upstream ACPICA
  ACPI / video: Add disable_backlight_sysfs_if quirk for the Toshiba Satellite R830
  ACPI / video: Revert "thinkpad_acpi: Use acpi_video_handles_brightness_key_presses()"
  ACPI / video: Document acpi_video_handles_brightness_key_presses() a bit
  ACPI / video: Fix using an uninitialized mutex / list_head in acpi_video_handles_brightness_key_presses()
  ACPI / video: Revert "ACPI / video: driver must be registered before checking for keypresses"
  ACPI / fan: Improve acpi_device_update_power error message
  ACPI / video: Add disable_backlight_sysfs_if quirk for the Toshiba Portege R700
  cpuidle: menu: Fix menu_select() for CPUIDLE_DRIVER_STATE_START == 0
  MAINTAINERS: Add devfreq-event entry
  MAINTAINERS: Add missing git repository and directory for devfreq
  ...
2016-01-20 19:06:49 -08:00
Linus Torvalds
6d1c244803 ARM: DT updates for v4.5
As usual, the bulk of this release is again DT file contents.
 
 There's a huge number of changes here, and it's challenging to give a crisp
 overview of just what is in here. To start with:
 
 New boards:
 
 - TI-based DM3730 from LogicPD (Torpedo)
 - Cosmic+ M4 (nommu) initial support (Freescale Vybrid)
 - Raspberry Pi 2 DT files
 - Watchdog on Meson8b
 - Veyron-mickey (ASUS Chromebit) DTS
 - Rockchip rk3228 SoC and eval board
 - Sigma Designs Tango4
 
 Improvements:
 
 - Improved support for Qualcomm APQ8084, including Sony Xperia Z DT files
 - Misc new devices for Rockchip rk3036 and rk3288
 - Allwinner updates for misc SoCs and systems
 
 ... and a _large_ number of other changes across the field. Devices
 added to SoC DTSI and board DTS files for a number of SoC vendors, new
 product boards on already-supported SoCs, cleanups and refactorings of
 existing DTS/DTSI files and a bunch of other changes.
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM DT updates from Olof Johansson:
 "As usual, the bulk of this release is again DT file contents.

  There's a huge number of changes here, and it's challenging to give a
  crisp overview of just what is in here.  To start with:

  New boards:

   - TI-based DM3730 from LogicPD (Torpedo)
   - Cosmic+ M4 (nommu) initial support (Freescale Vybrid)
   - Raspberry Pi 2 DT files
   - Watchdog on Meson8b
   - Veyron-mickey (ASUS Chromebit) DTS
   - Rockchip rk3228 SoC and eval board
   - Sigma Designs Tango4

  Improvements:

   - Improved support for Qualcomm APQ8084, including Sony Xperia Z DT files
   - Misc new devices for Rockchip rk3036 and rk3288
   - Allwinner updates for misc SoCs and systems

  ... and a _large_ number of other changes across the field.  Devices
  added to SoC DTSI and board DTS files for a number of SoC vendors, new
  product boards on already-supported SoCs, cleanups and refactorings of
  existing DTS/DTSI files and a bunch of other changes"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (469 commits)
  ARM: dts: compulab: add new board description
  ARM: versatile: add the syscon LEDs to the DT
  dts: vt8500: Fix errors in SDHC node for WM8505
  ARM: dts: imx6q: clean up unused ipu2grp
  ARM: dts: silk: Add compatible property to "partitions" node
  ARM: dts: gose: Add compatible property to "partitions" node
  ARM: dts: porter: Add compatible property to "partitions" node
  ARM: dts: koelsch: Add compatible property to "partitions" node
  ARM: dts: lager: Add compatible property to "partitions" node
  ARM: dts: bockw: Add compatible property to "partitions" node
  ARM: dts: meson8b: Add watchdog node
  Documentation: watchdog: Add new bindings for meson8b
  ARM: meson: Add status LED for Odroid-C1
  ARM: dts: uniphier: fix a typo in comment block
  ARM: bcm2835: Add the auxiliary clocks to the device tree.
  ARM: bcm2835: Add devicetree for bcm2836 and Raspberry Pi 2 B
  ARM: bcm2835: Move the CPU/peripheral include out of common RPi DT.
  ARM: bcm2835: Split the DT for peripherals from the DT for the CPU
  ARM: realview: set up cache correctly on the PB11MPCore
  ARM: dts: Unify G2D device node with other devices on exynos4
  ...
2016-01-20 18:16:29 -08:00
Linus Torvalds
1305eda751 ARM: SoC platform updates for v4.5
Updates for new platform support:
 
 - New platform: Tango4 from Sigma Designs.
 - Broadcom BCM2836 (Raspberry Pi 2 SoC)
 - Enable cpufreq on Freescale i.MX7D
 - Rockchip: SMP support for rk3036, general support for rk3228
 - SMP support on Broadcom Kona and NSP
 - Cleanups for OMAP removing legacy IOMMU data
 
 + a bunch of misc fixes and tweaks for various platforms.
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "Updates for new platform support:

   - New platform: Tango4 from Sigma Designs.
   - Broadcom BCM2836 (Raspberry Pi 2 SoC)
   - Enable cpufreq on Freescale i.MX7D
   - Rockchip: SMP support for rk3036, general support for rk3228
   - SMP support on Broadcom Kona and NSP
   - Cleanups for OMAP removing legacy IOMMU data

  + a bunch of misc fixes and tweaks for various platforms"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (46 commits)
  ARM: tango: Fix UP build issues
  ARM: tango: pass ARM arch level for smc.S
  ARM: bcm2835: Add Kconfig support for bcm2836
  ARM: OMAP2+: Add support for dm814x and dra62x usb
  ARM: OMAP2+: Add mmc hwmod entries for dm814x
  ARM: OMAP2+: Update 81xx clock and power domains for default, active and sgx
  ARM: OMAP2+: Fix SoC detection for dra62x j5-eco
  ARM: tango4: Initial platform support
  ARM: bcm2835: Add a compat string for bcm2836 machine probe
  dt-bindings: Add root properties for Raspberry Pi 2
  ARM: imx: select SRC for i.MX7
  ARM: uniphier: select PINCTRL
  ARM: OMAP2+: Remove device creation for omap-pcm-audio
  ARM: OMAP1: Remove device creation for omap-pcm-audio
  ARM: rockchip: enable support for RK3228 SoCs
  ARM: rockchip: use const and __initconst for rk3036 smp_operations
  ARM: zynq: Select ARCH_HAS_RESET_CONTROLLER
  ARM: BCM: Add SMP support for Broadcom 4708
  ARM: BCM: Add SMP support for Broadcom NSP
  ARM: BCM: Clean up SMP support for Broadcom Kona
  ...
2016-01-20 18:10:05 -08:00
Linus Torvalds
5083c54264 ARM: SoC cleanups for v4.5
A smallish number of general cleanup commits this release cycle. Some
 of these are minor tweaks:
 
 - shmobile change of binding for their GIC (using arm,pl390 now)
 - ARCH_RENESAS introduction
 - Misc other renesas updates
 
 There's also a couple of treewide commits from Masahiro Yamada cleaning up
 const/__initconst for SMP operation structs and a switch to using "depends
 on" instead of if-constructs on most of the Kconfig platform targets.
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "A smallish number of general cleanup commits this release cycle.  Some
  of these are minor tweaks:

   - shmobile change of binding for their GIC (using arm,pl390 now)
   - ARCH_RENESAS introduction
   - Misc other renesas updates

  There's also a couple of treewide commits from Masahiro Yamada
  cleaning up const/__initconst for SMP operation structs and a switch
  to using "depends on" instead of if-constructs on most of the Kconfig
  platform targets"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  staging: board: armadillo800eva: Use "arm,pl390"
  staging: board: kzm9d: Use "arm,pl390"
  ARM: shmobile: r8a7778 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: emev2 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: r8a7740 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: r7s72100 dtsi: Use "arm,pl390" for GIC
  ARM: use "depends on" for SoC configs instead of "if" after prompt
  ARM/clocksource: use automatic DT probing for ux500 PRCMU
  ARM: use const and __initconst for smp_operations
  ARM: hisi: do not export smp_operations structures
  ARM: mvebu: remove unused mach/gpio.h
  ARM: shmobile: Remove legacy mach/irqs.h
  ARM: shmobile: Introduce ARCH_RENESAS
  MAINTAINERS: Remove link to oss.renesas.com which is closed
2016-01-20 17:55:20 -08:00
Linus Torvalds
0c582826a1 ARM: SoC non-urgent fixes for v4.5
As usual, we queue up a few fixes that don't seem urgent enough to go in
 through -rc.
 
  - MAINTAINERS updates to add a list for brcmstb and fix a typo
  - A handful of fixes for OMAP 81xx, a recently resurrected platform so these
    can't be considered real regressions and thus got queued.
  - A couple of other small fixes for scoop, sa1100 and davinci
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Merge tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull non-urgent ARM SoC fixes from Olof Johansson:
 "As usual, we queue up a few fixes that don't seem urgent enough to go
  in through -rc.

   - MAINTAINERS updates to add a list for brcmstb and fix a typo
   - A handful of fixes for OMAP 81xx, a recently resurrected platform
     so these can't be considered real regressions and thus got queued.
   - A couple of other small fixes for scoop, sa1100 and davinci"

* tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: OMAP2+: Fix randconfig build warning for dm814_pllss_data
  ARM: sa1100/simpad: Be sure to clamp return value
  ARM: scoop: Be sure to clamp return value
  ARM: davinci: fix a problematic usage of WARN()
  ARM: davinci: only select WT cache if cache is enabled
  ARM: OMAP2+: Remove useless check for legacy booting for dm814x
  ARM: OMAP2+: Enable GPIO for dm814x
  ARM: dts: Fix dm814x pinctrl address and mask
  ARM: dts: Fix dm8148 control modules ranges
  ARM: OMAP2+: Fix timer entries for dm814x
  ARM: dts: Fix some mux and divider clocks to get dm814x-evm booting
  ARM: OMAP2+: Add DPPLS clock manager for dm814x
  clk: ti: Add few dm814x clock aliases
  ARM: dts: Fix dm814x entries for pllss and prcm
  MAINTAINERS: gpio-brcmstb: Remove stray '>'
  MAINTAINERS: brcmstb: Include Broadcom internal mailing-list
2016-01-20 17:44:16 -08:00
Rafael J. Wysocki
6efd3f8cde Merge branch 'pm-core'
* pm-core:
  driver core: Avoid NULL pointer dereferences in device_is_bound()
  platform: Do not detach from PM domains on shutdown
  USB / PM: Allow USB devices to remain runtime-suspended when sleeping
  PM / sleep: Go direct_complete if driver has no callbacks
  PM / Domains: add setter for dev.pm_domain
  device core: add device_is_bound()
2016-01-21 00:42:59 +01:00
Linus Torvalds
ece6267878 The clk framework and driver changes for 4.5 look pretty typical. The
bulk of the changes are to clk controller drivers, though some
 improvements to the core and some re-usable blocks/templates also
 received some love. In this past cycle the clk maintainers developed a
 good workflow for handling the common case of patch submissions
 containing a new drivers, new shared Device Tree header and a new Device
 Tree binding description. This requires coordination with the Device
 Tree maintainers and with the architecture maintainers (typically the
 arm-soc tree in our case). This explains the increase in changes to
 include/dt-bindings/... and to
 Documentation/devicetree/bindings/clock/... coming from the clk tree.
 The same commits can be expected to come through those trees on
 occasion, through the use of shared, immutable branches.
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Merge tag 'clk-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk framework updates from Michael Turquette:
 "The clk framework and driver changes for 4.5 look pretty typical.  The
  bulk of the changes are to clk controller drivers, though some
  improvements to the core and some re-usable blocks/templates also
  received some love.

  In this past cycle the clk maintainers developed a good workflow for
  handling the common case of patch submissions containing a new
  drivers, new shared Device Tree header and a new Device Tree binding
  description.  This requires coordination with the Device Tree
  maintainers and with the architecture maintainers (typically the
  arm-soc tree in our case).

  This explains the increase in changes to include/dt-bindings/... and
  to Documentation/devicetree/bindings/clock/... coming from the clk
  tree.  The same commits can be expected to come through those trees on
  occasion, through the use of shared, immutable branches"

* tag 'clk-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (125 commits)
  clk: remove duplicated COMMON_CLK_NXP record from clk/Kconfig
  clk: fix clk-gpio.c with optional clock= DT property
  clk: rockchip: fix section mismatches with new child-clocks
  clk: gpio: handle error codes for of_clk_get_parent_count()
  clk: gpio: fix memory leak
  clk: shmobile: r8a7795: Add SATA0 clock
  clk: bcm2835: Add PWM clock support
  clk: bcm2835: Support for clock parent selection
  clk: bcm2835: add a round up ability to the clock divisor
  clk: lpc32xx: add common clock framework driver
  clk: lpc18xx: add NXP specific COMMON_CLK_NXP configuration symbol
  dt-bindings: clock: add NXP LPC32xx clock list for consumers
  dt-bindings: clock: add description of LPC32xx USB clock controller
  dt-bindings: clock: add description of LPC32xx clock controller
  clk: rockchip: rk3036: include downstream muxes into fractional dividers
  clk: add flag for clocks that need to be enabled on rate changes
  clk: rockchip: Allow the RK3288 SPDIF clocks to change their parent
  clk: rockchip: include downstream muxes into fractional dividers
  clk: rockchip: handle mux dependency of fractional dividers
  clk: bcm2835: Add a driver for the auxiliary peripheral clock gates.
  ...
2016-01-15 18:21:28 -08:00
Linus Torvalds
01e9d22638 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:

 - UEFI boot and runtime services support for ARM from Ard Biesheuvel
   and Roy Franz.

 - DT compatibility with old atags booting protocol for Nokia N900
   devices from Ivaylo Dimitrov.

 - PSCI firmware interface using new arm-smc calling convention from
   Jens Wiklander.

 - Runtime patching for udiv/sdiv instructions for ARMv7 CPUs that
   support these instructions from Nicolas Pitre.

 - L2x0 cache updates from Dirk B and Linus Walleij.

 - Randconfig fixes from Arnd Bergmann.

 - ARMv7M (nommu) updates from Ezequiel Garcia

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (34 commits)
  ARM: 8481/2: drivers: psci: replace psci firmware calls
  ARM: 8480/2: arm64: add implementation for arm-smccc
  ARM: 8479/2: add implementation for arm-smccc
  ARM: 8478/2: arm/arm64: add arm-smccc
  ARM: 8494/1: mm: Enable PXN when running non-LPAE kernel on LPAE processor
  ARM: 8496/1: OMAP: RX51: save ATAGS data in the early boot stage
  ARM: 8495/1: ATAGS: move save_atags() to arch/arm/include/asm/setup.h
  ARM: 8452/3: PJ4: make coprocessor access sequences buildable in Thumb2 mode
  ARM: 8482/1: l2x0: make it possible to disable outer sync from DT
  ARM: 8488/1: Make IPI_CPU_BACKTRACE a "non-secure" SGI
  ARM: 8487/1: Remove IPI_CALL_FUNC_SINGLE
  ARM: 8485/1: cpuidle: remove cpu parameter from the cpuidle_ops suspend hook
  ARM: 8484/1: Documentation: l2c2x0: Mention separate controllers explicitly
  ARM: 8483/1: Documentation: l2c: Rename l2cc to l2c2x0
  ARM: 8477/1: runtime patch udiv/sdiv instructions into __aeabi_{u}idiv()
  ARM: 8476/1: VDSO: use PTR_ERR_OR_ZERO for vma check
  ARM: 8453/2: proc-v7.S: don't locate temporary stack space in .text section
  ARM: add UEFI stub support
  ARM: wire up UEFI init and runtime support
  ARM: only consider memblocks with NOMAP cleared for linear mapping
  ...
2016-01-12 12:39:07 -08:00
Mauro Carvalho Chehab
c3152592e7 Merge branch 'patchwork' into v4l_for_linus
* patchwork: (204 commits)
  [media] rc: sunxi-cir: Initialize the spinlock properly
  [media] rtl2832: do not filter out slave TS null packets
  [media] rtl2832: print reg number on error case
  [media] rtl28xxu: return demod reg page from driver cache
  [media] coda: enable MPEG-2 ES decoding
  [media] coda: don't start streaming without queued buffers
  [media] coda: hook up vidioc_prepare_buf
  [media] coda: relax coda_jpeg_check_buffer for trailing bytes
  [media] coda: make to_coda_video_device static
  [media] s5p-mfc: remove volatile attribute from MFC register addresses
  [media] s5p-mfc: merge together s5p_mfc_hw_call and s5p_mfc_hw_call_void
  [media] s5p-mfc: use spinlock to protect MFC context
  [media] s5p-mfc: remove unnecessary callbacks
  [media] s5p-mfc: make queue cleanup code common
  [media] s5p-mfc: use one implementation of s5p_mfc_get_new_ctx
  [media] s5p-mfc: constify s5p_mfc_codec_ops structures
  [media] au8522: Avoid memory leak for device config data
  [media] ir-lirc-codec.c: don't leak lirc->drv-rbuf
  [media] uvcvideo: small cleanup in uvc_video_clock_update()
  [media] uvcvideo: Fix reading the current exposure value of UVC
  ...
2016-01-11 11:13:27 -02:00
Tomeu Vizoso
989561de9b PM / Domains: add setter for dev.pm_domain
Adds a function that sets the pointer to dev_pm_domain in struct device
and that warns if the device has already finished probing. The reason
why we want to enforce that is because in the general case that can
cause problems and also that we can simplify code quite a bit if we can
always assume that.

This patch also changes all current code that directly sets the
dev.pm_domain pointer.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-01-08 01:12:06 +01:00
Tony Lindgren
e7b11dc7b7 ARM: OMAP2+: Fix onenand rate detection to avoid filesystem corruption
Commit 63aa945b10 ("memory: omap-gpmc: Add Kconfig option for debug")
unified the GPMC debug for the SoCs with GPMC. The commit also left out
the option for HWMOD_INIT_NO_RESET as we now require proper timings for
GPMC to be able to remap GPMC devices out of address 0.

Unfortunately on Nokia N900, onenand now only partially works with the
device tree provided timings. It works enough to get detected but the
clock rate supported by the onenand chip gets misdetected. This in turn
causes the GPMC timings to be miscalculated and this leads into file
system corruption on N900.

Looks like onenand needs CS_CONFIG1 bit 27 WRITETYPE set for for sync
write. This is needed also for async timings when we write to onenand
with omap2_onenand_set_async_mode(). Without sync write bit set, the
async read for the onenand ONENAND_REG_VERSION_ID will return 0xfff.

Let's exit with an error if onenand rate is not detected. And let's
remove the extra call to omap2_onenand_set_async_mode() as we only need
to do this once at the end of omap2_onenand_setup_async().

Fixes: 63aa945b10 ("memory: omap-gpmc: Add Kconfig option for debug")
Cc: stable@vger.kernel.org # v4.2+
Reported-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Tested-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-01-06 09:21:09 -08:00
Russell King
598bcc6ea6 Merge branches 'misc' and 'misc-rc6' into for-linus 2016-01-05 11:07:28 +00:00
Ivaylo Dimitrov
8c51b03493 ARM: 8496/1: OMAP: RX51: save ATAGS data in the early boot stage
This fixes a regression with device tree based booting compared to legacy booting for n900 to make the n900 legacy user space to also work with device tree based booting

Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2016-01-04 11:26:00 +00:00
Arnd Bergmann
ed1c7848dc Merge tag 'omap-for-v4.5/81xx-soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc
Pull "reworked soc changes for ti81xx devices and minimal dra62x
j5ec-evm support" from Tony Lindgren:

Add minimal SoC support for dra62x also known as j5eco. As it's closely
related to dm814x, we can treat it as a dm814x variant for now and do
rest of the configuration with DTS just files. And let's add hwmod
support for MMC and USB on dm814x and dra62x.

* tag 'omap-for-v4.5/81xx-soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Add support for dm814x and dra62x usb
  ARM: OMAP2+: Add mmc hwmod entries for dm814x
  ARM: OMAP2+: Update 81xx clock and power domains for default, active and sgx
  ARM: OMAP2+: Fix SoC detection for dra62x j5-eco
2015-12-31 17:36:39 +01:00
Arnd Bergmann
d4e68fa37f Add minimal device tree support for dra62x also known j5eco. It is
related to dm814x, just the clocks are a bit different and it has a
 different set of integrated devices. And let's get some basic dm814x
 and dra62x devices working as many of the devices are like on am33xx::
 
 - pinctrl using the pinctrl defines as for am33xx
 
 - Updated EDMA bindings with support for using exma_xbar
 
 - MMC support for dm814x-evm, t410 and dra62x-j5eco-evm
 
 - USB support for dm814x-evm, t410 and dra62x-j5eco-evm
 
 This branch depends on an earlier omap-for-v4.5/81xx-fixes-signed
 branch that has dm814x dts fixes interlaced with SoC related fixes to
 keep things booting. The interlaced SoC and dts fixes were needed
 because of issues with the device tree defined clocks that just
 happened to work on bootloader timings for t410 earlier.
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Merge tag 'omap-for-v4.5/81xx-dts-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/dt

Pull "reworked dts changes for ti81xx devices and minimal
dra62x j5ec-evm support" from Tony Lindgren:

Add minimal device tree support for dra62x also known j5eco. It is
related to dm814x, just the clocks are a bit different and it has a
different set of integrated devices. And let's get some basic dm814x
and dra62x devices working as many of the devices are like on am33xx::

- pinctrl using the pinctrl defines as for am33xx

- Updated EDMA bindings with support for using exma_xbar

- MMC support for dm814x-evm, t410 and dra62x-j5eco-evm

- USB support for dm814x-evm, t410 and dra62x-j5eco-evm

This branch depends on an earlier omap-for-v4.5/81xx-fixes-signed
branch that has dm814x dts fixes interlaced with SoC related fixes to
keep things booting. The interlaced SoC and dts fixes were needed
because of issues with the device tree defined clocks that just
happened to work on bootloader timings for t410 earlier.

* tag 'omap-for-v4.5/81xx-dts-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (21 commits)
  ARM: dts: Add usb support for j5-eco evm
  ARM: dts: Add usb support for hp t410
  ARM: dts: Add usb support for dm814x-evm
  ARM: dts: Add usb support for dm814x and dra62x
  ARM: dts: Enable emmc on hp t410
  ARM: dts: Add mmc support for dra62x j5-eco evm
  ARM: dts: Add mmc support for dm8148-evm
  ARM: dts: Add mmc device entries for dm814x
  ARM: dts: Update edma bindings on dm814x to use edma_xbar
  ARM: dts: Add pinctrl macros for dm814x
  ARM: dts: Add minimal dra62x j5-eco evm support
  ARM: dts: Add basic support for dra62x j5-eco SoC
  ARM: OMAP2+: Remove useless check for legacy booting for dm814x
  ARM: OMAP2+: Enable GPIO for dm814x
  ARM: dts: Fix dm814x pinctrl address and mask
  ARM: dts: Fix dm8148 control modules ranges
  ARM: OMAP2+: Fix timer entries for dm814x
  ARM: dts: Fix some mux and divider clocks to get dm814x-evm booting
  ARM: OMAP2+: Add DPPLS clock manager for dm814x
  clk: ti: Add few dm814x clock aliases
  ...
2015-12-31 16:25:22 +01:00
Arnd Bergmann
08ceca8ea6 Fix a randconfig build warning introduced in the earlier branch
omap-for-v4.5/81xx-fixes-signed.
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Merge tag 'omap-for-v4.5/81xx-fix-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical

Merge "reworked fix for earlier ti81xx changes for v4.5 merge window" from Tony Lindgren:

Fix a randconfig build warning introduced in the earlier branch
omap-for-v4.5/81xx-fixes-signed.

* tag 'omap-for-v4.5/81xx-fix-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Fix randconfig build warning for dm814_pllss_data
2015-12-31 16:18:51 +01:00
Tony Lindgren
dbb7e70a69 ARM: OMAP2+: Fix randconfig build warning for dm814_pllss_data
Fix warning for arch/arm/mach-omap2/prm_common.c:666:35: warning:
‘dm814_pllss_data’ defined but not used [-Wunused-variable]".

This can happen if CONFIG_SOC_TI81XX is not selected.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-22 17:01:02 -08:00
Tony Lindgren
f53850b5dc ARM: OMAP2+: Add support for dm814x and dra62x usb
The usb phys are different on dm814x compared to dm816x so we need to
use the clkdcoldo output for usb.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-22 16:23:08 -08:00
Tony Lindgren
c757fda893 ARM: OMAP2+: Add mmc hwmod entries for dm814x
Let's add mmc entries for dm814x. To do that, we need to rename some
entries to be common for 81xx.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-22 16:23:08 -08:00
Tony Lindgren
418d4ebcfe ARM: OMAP2+: Update 81xx clock and power domains for default, active and sgx
These offsets seem to be common, so let's rename the defines. And let's
set up the default_l3_slow_81xx_clkdm with active and default powerdomains
for dm814x. These are needed for usb to work.

Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-22 16:23:08 -08:00
Tony Lindgren
68b813bf57 ARM: OMAP2+: Fix SoC detection for dra62x j5-eco
We can boot dra62x j5-eco using the dm814x code as the clocks and
devices are mapped in the device tree. The dra62x is also known
as jacinto 5 eco.

We may want to add separate soc_is macros for dra62x if needed,
but this gets us to the point where we can boot dra62x with just
dts changes.

Let's also print out the unknown hawkeye register to make things
a bit easier for new SoC variants.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-22 15:39:29 -08:00
Olof Johansson
a6dcb26264 Second set of omap device tree changes for v4.5 merge window. This series
updates the EDMA bindings based on the various fixes to split EDMA into
 separate independent devices. It also adds support for more devices on the
 CompuLab cm-t335 and LogicPD Torpedo boards, and enables the new bindings
 for qspi for am437x and dra7. There are also few dra7 regulator fixes, and
 change of gpoi-key,wakeup to wakeup-source.
 
 These depend on commit ae0add740c ("dmaengine: edma: DT: Change reserved
 slot array from 16bit to 32bit type") already merged into mainline.
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Merge tag 'omap-for-v4.5/dt-pt2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/dt

Second set of omap device tree changes for v4.5 merge window. This series
updates the EDMA bindings based on the various fixes to split EDMA into
separate independent devices. It also adds support for more devices on the
CompuLab cm-t335 and LogicPD Torpedo boards, and enables the new bindings
for qspi for am437x and dra7. There are also few dra7 regulator fixes, and
change of gpoi-key,wakeup to wakeup-source.

These depend on commit ae0add740c ("dmaengine: edma: DT: Change reserved
slot array from 16bit to 32bit type") already merged into mainline.

* tag 'omap-for-v4.5/dt-pt2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: LogicPD Torpedo: Add Touchscreen Support
  ARM: dts: DRA7-EVM: Add regulator-allow-bypass property for ldo9
  ARM: dts: DRA72-EVM: Add regulator-allow-bypass property for ldo1 and ldo2
  ARM: dts: AM4372: add entry for qspi mmap region
  ARM: dts: DRA7: add entry for qspi mmap region
  ARM: OMAP2+: LogicPD Torpedo: Revert Duplicative Entries
  ARM: OMAP2+: LogicPD Torpedo + Wireless: Add Bluetooth
  ARM: OMAP2+: LogicPD Torpedo: Add LCD Type 15 Support
  ARM: dts: cm-t335: add support for bluetooth
  ARM: dts: cm-t335: add support for DVI/LCD
  ARM: dts: cm-t335: add support for I2C GPIO expander
  ARM: dts: cm-t335: add support for SBC-T335
  ARM: dts: cm-t335: add support for USB0
  ARM: dts: omap: replace legacy *,wakeup property with wakeup-source
  ARM: dts: am335x: replace gpio-key,wakeup with wakeup-source property
  ARM: DTS: am437x: Use the new DT bindings for the eDMA3
  ARM: DTS: am33xx: Use the new DT bindings for the eDMA3
  dmaengine: edma: DT: Change reserved slot array from 16bit to 32bit type
  dmaengine: edma: DT: Change memcpy channel array from 16bit to 32bit type

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-12-22 14:55:02 -08:00
Olof Johansson
45e2916be2 SoC changes for omaps for v4.5 merge window. The main change here is to
change the omap initcall levels a bit to initialize things later to allow
 early device drivers at core_initcall level. This makes things easier
 for us as most clocks can be made into regular device drivers except for
 a few early clocks needed to initialize system timers. I wanted to have
 these changes sit in Linux next for a few weeks before sending out a pull
 request, and so far now issues have showed up.
 
 The other changes in this series are timer changes for making use of the
 new PWM driver, and timer changes to support more high security SoCs.
 Also few minor improvments for module autoidle settings for ti81xx spinbox
 and dra7 debug on uart4 in hwmod code. The rest is pretty much just removal
 of platform data for SoCs that are all device tree only nowadays.
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Merge tag 'omap-for-v4.5/soc-initcall' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

SoC changes for omaps for v4.5 merge window. The main change here is to
change the omap initcall levels a bit to initialize things later to allow
early device drivers at core_initcall level. This makes things easier
for us as most clocks can be made into regular device drivers except for
a few early clocks needed to initialize system timers. I wanted to have
these changes sit in Linux next for a few weeks before sending out a pull
request, and so far now issues have showed up.

The other changes in this series are timer changes for making use of the
new PWM driver, and timer changes to support more high security SoCs.
Also few minor improvments for module autoidle settings for ti81xx spinbox
and dra7 debug on uart4 in hwmod code. The rest is pretty much just removal
of platform data for SoCs that are all device tree only nowadays.

* tag 'omap-for-v4.5/soc-initcall' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Remove device creation for omap-pcm-audio
  ARM: OMAP1: Remove device creation for omap-pcm-audio
  ARM: OMAP2+: Change core_initcall levels to postcore_initcall
  ARM: DRA7: hwmod: Enable DEBUG_LL for UART4
  ARM: OMAP: RX-51: fix a typo in log writing
  ARM: omap4: hwmod: Remove elm address space from hwmod data
  ARM: OMAP2+: timer: Remove secure timer for DRA7xx HS devices
  ARM: OMAP: dmtimer: check for fixed timers during config
  ARM: OMAP2+: Remove omap_mmu_dev_attr structure
  ARM: OMAP4: hwmod data: Remove legacy IOMMU attr and addrs
  ARM: OMAP3: hwmod data: Remove legacy IOMMU data
  ARM: OMAP2+: Remove legacy device instantiation of IOMMUs
  ARM: OMAP2+: Add hwmod spinbox support for dm816x
  ARM: OMAP: add DT support for ti,dm816-timer
  ARM: OMAP: dmtimer: Add clock source from DT

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-12-22 14:49:17 -08:00
Michael Turquette
b8f15e7119 Merge commit 'fe5fa8fbd4d47f40a45fa29ee1abdb10cb061ec2' into clk-next 2015-12-22 11:57:35 -08:00
Felipe Balbi
54011103fb ARM: OMAP2+: AM43xx: select ARM TWD timer
Make sure to tell the kernel that AM437x devices have ARM TWD timer.

Signed-off-by: Felipe Balbi <balbi@ti.com>
[grygorii.strashko@ti.com: drop ARM Global timer selection, because
 it's incompatible with PM (cpuidle/cpufreq). So, it's unsafe to enable
 it unconditionally]
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-17 10:54:13 -08:00
Grygorii Strashko
0b3e6fca4d ARM: OMAP2+: am43xx: enable GENERIC_CLOCKEVENTS_BROADCAST
System will misbehave in the following case:
- AM43XX only build (UP);
- CONFIG_CPU_IDLE=y
- ARM TWD timer enabled and selected as clockevent device.

In the above case, It's expected that broadcast timer will be used as
backup timer when CPUIdle will put MPU in low power states where ARM
TWD will stop and lose its context. But, the CONFIG_SMP might not be
selected when kernel is built for AM43XX SoC only and, as result,
GENERIC_CLOCKEVENTS_BROADCAST option will not be selected also. This
will break CPUIdle and System will stuck in low power states.

Hence, fix it by selecting GENERIC_CLOCKEVENTS_BROADCAST option for
AM43XX SoCs always and add empty tick_broadcast() function
implementation - no need to send any IPI on UP. After this change
timer1 will be selected as broadcast timer the same way as for SMP,
and CPUIdle will work properly.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-17 10:53:28 -08:00
Peter Ujfalusi
f2e6a0a913 ARM: OMAP2+: Remove device creation for omap-pcm-audio
The omap-pcm in ASoC is no longer a platform device. No need to create this
device anymore.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-17 10:34:41 -08:00
Adam Ford
485fa1261f ARM: OMAP2+: LogicPD Torpedo + Wireless: Add Bluetooth
Bindings for the WL1283 Bluetooth was removed from the shared transport
driver in commit c0bd1b9e58 ("Revert ti-st: add device tree support")
Until we havea better binding, we need to use the platform data to
initialize Bluetooth.

Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-17 10:30:02 -08:00
Arnd Bergmann
a436848cc7 Fixes for ti81xx for v4.5 merge window. We have hp t410 already booting
in mainline kernel with it's bootloader configured clocks.  However,
 trying to boot dm814x-evm uncovered all kind of issues with the timer
 clock. To keep t410 booting, these issues need to be fixed in a specific
 order and this branch contains both device tree and code changes.
 
 To summarize the changes, we had missing ranges for clocks to probe,
 missing aliase for clocks, wrong registers for divder clocks, and bad
 address for the control module. All these went unnoticed earlier as
 things worked without errors by luck and I did not pay much attention
 to them until I got hold of a dm814x-evm and I noticed it did not boot.
 
 As these are fixes for features that never worked, these can wait for
 v4.5 merge window no problem.
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Merge tag 'omap-for-v4.5/81xx-fixes-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical

Merge "omap fixes for 81xx for v4.5 merge window" from Tony Lindgren:

Fixes for ti81xx for v4.5 merge window. We have hp t410 already booting
in mainline kernel with it's bootloader configured clocks.  However,
trying to boot dm814x-evm uncovered all kind of issues with the timer
clock. To keep t410 booting, these issues need to be fixed in a specific
order and this branch contains both device tree and code changes.

To summarize the changes, we had missing ranges for clocks to probe,
missing aliase for clocks, wrong registers for divder clocks, and bad
address for the control module. All these went unnoticed earlier as
things worked without errors by luck and I did not pay much attention
to them until I got hold of a dm814x-evm and I noticed it did not boot.

As these are fixes for features that never worked, these can wait for
v4.5 merge window no problem.

* tag 'omap-for-v4.5/81xx-fixes-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Remove useless check for legacy booting for dm814x
  ARM: OMAP2+: Enable GPIO for dm814x
  ARM: dts: Fix dm814x pinctrl address and mask
  ARM: dts: Fix dm8148 control modules ranges
  ARM: OMAP2+: Fix timer entries for dm814x
  ARM: dts: Fix some mux and divider clocks to get dm814x-evm booting
  ARM: OMAP2+: Add DPPLS clock manager for dm814x
  clk: ti: Add few dm814x clock aliases
  ARM: dts: Fix dm814x entries for pllss and prcm
2015-12-16 00:14:25 +01:00
Tony Lindgren
d893656e61 ARM: OMAP2+: Remove useless check for legacy booting for dm814x
We have never had dm814x booting properly with mainline kernel using
the legacy platform data based booting. Current minimal support is
device tree only.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-09 16:53:46 -08:00
Tony Lindgren
3022b29df6 ARM: OMAP2+: Enable GPIO for dm814x
With the basic clocks now working we can enable GPIO.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-09 16:53:46 -08:00
Tony Lindgren
cb4db0381a ARM: OMAP2+: Fix timer entries for dm814x
There's a mux after the oscillator similar to am335x. I did not
notice this on hp t410 as it boots even with no clocks configured.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-09 16:53:46 -08:00
Tony Lindgren
4e34df0cba ARM: OMAP2+: Add DPPLS clock manager for dm814x
On dm814x we have some clocks at DPLLS and some at PRCM. Let's add a new
omap_prcm_init_data entry for the DPLLS so we can initalize timer clocks
early.

Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-09 16:53:46 -08:00
Tony Lindgren
71842a74f9 Merge branch 'omap-for-v4.5/initcall' into omap-for-v4.5/soc-v2 2015-12-03 11:41:28 -08:00
Tony Lindgren
8dd5ea72b0 ARM: OMAP2+: Change core_initcall levels to postcore_initcall
We want to be able to probe a few selected device drivers before hwmod
code populates the clocks in omap_hwmod_setup_all(). This allows us to
convert most of the clock drivers into regular device drivers.

We only need a few minimal clock drivers early for the system timers to
select between the 32KiHz clock and the high frequency oscillator.

With these changes, initializing the clock drivers can be just done at
core_initcall time with something like:

np = of_find_node_by_name(NULL, "plls");
if (np)
	of_platform_populate(np, NULL, NULL, NULL);

And then these clocks will be available for the interconnect code to use.

Having most of the clock drivers being regular device drivers allows
us to use the nice things like devm_* functions and dev_err and dev_dbg.
As an extra bonus, this also allows us to develop the clock drivers for
new SoCs as loadable modules initially for cases where we can boot up
the system based on the bootloader configured clocks.

To do this, let's change the core_initcalls to postcore_initcall under
mach-omap2.

Cc: Felipe Balbi <balbi@ti.com>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-12-03 11:38:09 -08:00
Masahiro Yamada
75305275a7 ARM: use const and __initconst for smp_operations
These smp_operations structures are not over-written, so add "const"
qualifier and replace __initdata with __initconst.

Also, add "static" where it is possible.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Moritz Fischer <moritz.fischer@ettus.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org> # qcom part
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Wei Xu <xuwei5@hisilicon.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2015-12-01 22:17:45 +01:00
Grygorii Strashko
fc82792851 ARM: OMAP2+: enable REGULATOR_FIXED_VOLTAGE
Enable REGULATOR_FIXED_VOLTAGE for all OMAP2+ platforms
otherwise system can't boot from SD-card when kernel is
built for single SoC (for example, with CONFIG_SOC_DRA7XX=y only).

It's also required for almost all TI SoC's platforms.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 14:38:05 -08:00
J.D. Schroeder
b03408500e ARM: DRA7: hwmod: Enable DEBUG_LL for UART4
UART4 low level debug support. This helps in debugging with UART4
serial console output on DRA7 based platforms.

Extending the following fix for UART4.
commit 1c7e36bfc3 ("ARM: DRA7: hwmod: Fix boot crash with DEBUG_LL enabled on UART3")

For using DEBUG_LL, enable CONFIG_DEBUG_OMAP4UART4 in menuconfig.
On DRA7, UART4 hwmod doesn't have this flag enabled,
failure observed when UART4 is used for low level debugging.

Hence, Enable DEBUG_OMAP4UART4_FLAGS for UART4 hwmod.

Signed-off-by: J.D. Schroeder <jay.schroeder@garmin.com>
Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 14:19:31 -08:00
Aaro Koskinen
448f8bc69f ARM: OMAP: RX-51: fix a typo in log writing
Fix a typo when registering HW RNG.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 14:11:35 -08:00
Franklin S Cooper Jr
c9fbaa4997 ARM: omap4: hwmod: Remove elm address space from hwmod data
ELM address information is provided by device tree. No longer need
to include this information within hwmod.

This patch has only been boot tested.

Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 13:18:37 -08:00
Suman Anna
ed5a4c6248 ARM: OMAP2+: timer: Remove secure timer for DRA7xx HS devices
Timer 12 on DRA7 SoCs is reserved for secure usage on high-secure (HS)
devices. The timer cannot be used by the kernel on HS devices, but is
available on regular general purpose (GP) devices. This is similar to the
behavior on OMAP3 devices, so extend the logic used in commit ad24bde8f1
("ARM: OMAP3: Dynamically disable secure timer nodes for secure devices")
to remove the secure timer on DRA7xx SoCs at run-time based on the SoC
device type.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 13:18:23 -08:00
Tero Kristo
07ff73a932 clk: ti: omap5+: dpll: implement errata i810
Errata i810 states that DPLL controller can get stuck while transitioning
to a power saving state, while its M/N ratio is being re-programmed.

As a workaround, before re-programming the M/N ratio, SW has to ensure
the DPLL cannot start an idle state transition. SW can disable DPLL
idling by setting the DPLL AUTO_DPLL_MODE=0 or keeping a clock request
active by setting a dependent clock domain in SW_WKUP.

This errata impacts OMAP5 and DRA7 chips, so enable the errata for these.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-11-30 11:34:17 -08:00
Suman Anna
1ad0ea0c65 ARM: OMAP4: hwmod data: Remove legacy IOMMU attr and addrs
OMAP4 has been DT-boot only for some time, and the legacy-mode
device creation logic for IOMMU devices has also been cleaned up,
so the dev_attr and address data is no longer required. So, remove
these attribute data and hwmod addr space for the IPU & DSP IOMMU
devices.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 10:35:07 -08:00
Suman Anna
621062f49b ARM: OMAP3: hwmod data: Remove legacy IOMMU data
The legacy-mode device creation logic for IOMMU devices has
been cleaned up, so the device attribute data, irq information
and address data are no longer required. Remove all of these
data for the ISP & IVA IOMMU devices.

Signed-off-by: Suman Anna <s-anna@ti.com>
[tony@atomide.com: updated to apply for the include]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 10:35:07 -08:00
Suman Anna
dd20b0d5c7 ARM: OMAP2+: Remove legacy device instantiation of IOMMUs
The legacy-style IOMMU device creation is maintained currently only
for OMAP3 SoC, as all other SoCs are DT-boot only, and also to ensure
functionality of the OMAP3 ISP driver, the only in-kernel client user
on OMAP3 that supported both modes.

Commit 78c66fbcec ("[media] v4l: omap3isp: Drop platform data support")
removed the legacy device support from the OMAP3 ISP driver, so the
legacy device instantiation of OMAP IOMMU devices is no longer
needed, and is cleaned up.

Signed-off-by: Suman Anna <s-anna@ti.com>
[tony@atomide.com: updated to remove also the Makefile entry]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 10:35:07 -08:00
Neil Armstrong
1539569bc9 ARM: OMAP2+: Add hwmod spinbox support for dm816x
Add dm81xx hwmod data entries for dm816x spinbox support.

Cc: Brian Hutchinson <b.hutchman@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-30 10:35:07 -08:00
Grygorii Strashko
918af9f941 ARM: OMAP4+: SMP: use lockless clkdm/pwrdm api in omap4_boot_secondary
OMAP CPU hotplug uses cpu1's clocks and power domains for CPU1 wake up
from low power states (or turn on CPU1). This part of code is also
part of system suspend (disable_nonboot_cpus()).
>From other side, cpu1's clocks and power domains are used by CPUIdle. All above
functionality is mutually exclusive and, therefore, lockless clkdm/pwrdm api
can be used in omap4_boot_secondary().

This fixes below back-trace on -RT which is triggered by
pwrdm_lock/unlock():

BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:917
 in_atomic(): 1, irqs_disabled(): 0, pid: 118, name: sh
 9 locks held by sh/118:
  #0:  (sb_writers#4){.+.+.+}, at: [<c0144a6c>] vfs_write+0x13c/0x164
  #1:  (&of->mutex){+.+.+.}, at: [<c01b4c70>] kernfs_fop_write+0x48/0x19c
  #2:  (s_active#24){.+.+.+}, at: [<c01b4c78>] kernfs_fop_write+0x50/0x19c
  #3:  (device_hotplug_lock){+.+.+.}, at: [<c03cbff0>] lock_device_hotplug_sysfs+0xc/0x4c
  #4:  (&dev->mutex){......}, at: [<c03cd284>] device_online+0x14/0x88
  #5:  (cpu_add_remove_lock){+.+.+.}, at: [<c003af90>] cpu_up+0x50/0x1a0
  #6:  (cpu_hotplug.lock){++++++}, at: [<c003ae48>] cpu_hotplug_begin+0x0/0xc4
  #7:  (cpu_hotplug.lock#2){+.+.+.}, at: [<c003aec0>] cpu_hotplug_begin+0x78/0xc4
  #8:  (boot_lock){+.+...}, at: [<c002b254>] omap4_boot_secondary+0x1c/0x178
 Preemption disabled at:[<  (null)>]   (null)

 CPU: 0 PID: 118 Comm: sh Not tainted 4.1.12-rt11-01998-gb4a62c3-dirty #137
 Hardware name: Generic DRA74X (Flattened Device Tree)
 [<c0017574>] (unwind_backtrace) from [<c0013be8>] (show_stack+0x10/0x14)
 [<c0013be8>] (show_stack) from [<c05a8670>] (dump_stack+0x80/0x94)
 [<c05a8670>] (dump_stack) from [<c05ad158>] (rt_spin_lock+0x24/0x54)
 [<c05ad158>] (rt_spin_lock) from [<c0030dac>] (clkdm_wakeup+0x10/0x2c)
 [<c0030dac>] (clkdm_wakeup) from [<c002b2c0>] (omap4_boot_secondary+0x88/0x178)
 [<c002b2c0>] (omap4_boot_secondary) from [<c0015d00>] (__cpu_up+0xc4/0x164)
 [<c0015d00>] (__cpu_up) from [<c003b09c>] (cpu_up+0x15c/0x1a0)
 [<c003b09c>] (cpu_up) from [<c03cd2d4>] (device_online+0x64/0x88)
 [<c03cd2d4>] (device_online) from [<c03cd360>] (online_store+0x68/0x74)
 [<c03cd360>] (online_store) from [<c01b4ce0>] (kernfs_fop_write+0xb8/0x19c)
 [<c01b4ce0>] (kernfs_fop_write) from [<c0144124>] (__vfs_write+0x20/0xd8)
 [<c0144124>] (__vfs_write) from [<c01449c0>] (vfs_write+0x90/0x164)
 [<c01449c0>] (vfs_write) from [<c01451e4>] (SyS_write+0x44/0x9c)
 [<c01451e4>] (SyS_write) from [<c0010240>] (ret_fast_syscall+0x0/0x54)
 CPU1: smp_ops.cpu_die() returned, trying to resuscitate

Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-25 11:03:20 -08:00
Tony Lindgren
970259bff4 Merge branch '81xx' into omap-for-v4.4/fixes 2015-11-25 10:56:40 -08:00
Neil Armstrong
29f5b34ca1 arm: omap2+: add missing HWMOD_NO_IDLEST in 81xx hwmod data
Add missing HWMOD_NO_IDLEST hwmod flag for entries not
having omap4 clkctrl values.
The emac0 hwmod flag fixes the davinci_emac driver probe
since the return of pm_resume() call is now checked.

This solves the following boot errors :
[    0.121429] omap_hwmod: l4_ls: _wait_target_ready failed: -16
[    0.121441] omap_hwmod: l4_ls: cannot be enabled for reset (3)
[    0.124342] omap_hwmod: l4_hs: _wait_target_ready failed: -16
[    0.124352] omap_hwmod: l4_hs: cannot be enabled for reset (3)
[    1.967228] omap_hwmod: emac0: _wait_target_ready failed: -16

Cc: Brian Hutchinson <b.hutchman@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-25 10:54:22 -08:00
Mauro Carvalho Chehab
eb4b0ec75e [media] include/media: move platform_data to linux/platform_data/media
Let's not mix platform_data headers with the core headers. Instead, let's
create a subdir at linux/platform_data and move the headers to that
common place, adding it to MAINTAINERS.

The headers were moved with:
	mkdir include/linux/platform_data/media/; git mv include/media/gpio-ir-recv.h include/media/ir-rx51.h include/media/mmp-camera.h include/media/omap1_camera.h include/media/omap4iss.h include/media/s5p_hdmi.h include/media/si4713.h include/media/sii9234.h include/media/smiapp.h include/media/soc_camera.h include/media/soc_camera_platform.h include/media/timb_radio.h include/media/timb_video.h include/linux/platform_data/media/

And the references fixed with this script:
    MAIN_DIR="linux/platform_data/"
    PREV_DIR="media/"
    DIRS="media/"

    echo "Checking affected files" >&2
    for i in $DIRS; do
	for j in $(find include/$MAIN_DIR/$i -type f -name '*.h'); do
		 n=`basename $j`
		git grep -l $n
	done
    done|sort|uniq >files && (
	echo "Handling files..." >&2;
	echo "for i in \$(cat files|grep -v Documentation); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "perl -ne 's,(include [\\\"\\<])$PREV_DIR($i)([\\\"\\>]),\1$MAIN_DIR$j\2\3,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done";
	);
	echo "Handling documentation..." >&2;
	echo "for i in MAINTAINERS \$(cat files); do cat \$i | \\";
	(
		cd include/$MAIN_DIR;
		for j in $DIRS; do
			for i in $(ls $j); do
				echo "  perl -ne 's,include/$PREV_DIR($i)\b,include/$MAIN_DIR$j\1,; print \$_' |\\";
			done;
		done;
		echo "cat > a && mv a \$i; done"
	);
    ) >script && . ./script

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
2015-11-17 06:58:42 -02:00
Lucas Stach
9b1b61cd8e ARM: OMAP2+: remove custom abort handler for t410
This is not needed anymore. Handling a potentially pending imprecise external
abort left behind by the bootloader is now done in a slightly safer way inside
the common ARM startup code.

With the recent changes to abort handling, this issue got fixed by 57df538085
("ARM: OMAP2+: Fix imprecise external abort caused by bogus SRAM init").

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
[tony@atomide.com: updated comments to describe what fixed the issue]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-12 10:02:05 -08:00
Tony Lindgren
ff6d03b9d9 Merge branch 'x15-audio-fixes' into omap-for-v4.4/fixes 2015-11-12 09:58:21 -08:00
Peter Ujfalusi
469689a45f ARM: OMAP: DRA7: hwmod: Add data for McASP3
McASP3 is used by default on DRA7x based boards for audio.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-12 09:57:44 -08:00
Peter Ujfalusi
c12ba8ce23 ARM: OMAP2+: hwmod: Add hwmod flag for HWMOD_OPT_CLKS_NEEDED
Some module needs more than one functional clock in order to be accessible,
like the McASPs found in DRA7xx family.
This flag will indicate that the opt_clks need to be handled at the same
time as the main_clk for the given hwmod, ensuring that all needed clocks
are enabled before we try to access the module's address space.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-11-12 09:57:44 -08:00
Linus Torvalds
a5e1d715a8 ARM: SoC cleanups for v4.4
Again we have a sizable (but not huge) cleanup branch with a net delta of about
 -3k lines.
 
 Main contents here is:
 
  - A bunch of development/cleanup of a few PXA boards
  - Removal of bockw platforms on shmobile, since the platform has now gone
    completely multiplatform. Whee!
  - move of the 32kHz timer on OMAP to a proper timesource
  - Misc cleanup of older OMAP material (incl removal of one board file)
  - Switch over to new common PWM lookup support for several platforms
 
 There's also a handful of other cleanups across the tree, but the above are
 the major pieces.
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "Again we have a sizable (but not huge) cleanup branch with a net delta
  of about -3k lines.

  Main contents here is:

   - A bunch of development/cleanup of a few PXA boards
   - Removal of bockw platforms on shmobile, since the platform has now
     gone completely multiplatform.  Whee!
   - move of the 32kHz timer on OMAP to a proper timesource
   - Misc cleanup of older OMAP material (incl removal of one board
     file)
   - Switch over to new common PWM lookup support for several platforms

  There's also a handful of other cleanups across the tree, but the
  above are the major pieces"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (103 commits)
  ARM: OMAP3: hwmod data: Remove legacy mailbox data and addrs
  ARM: DRA7: hwmod data: Remove spinlock hwmod addrs
  ARM: OMAP4: hwmod data: Remove spinlock hwmod addrs
  ARM: DRA7/AM335x/AM437x: hwmod: Remove gpmc address space from hwmod data
  ARM: Remove __ref on hotplug cpu die path
  ARM: Remove open-coded version of IRQCHIP_DECLARE
  arm: omap2: board-generic: use omap4_local_timer_init for AM437x
  ARM: DRA7/AM335x/AM437x: hwmod: Remove elm address space from hwmod data
  ARM: OMAP: Remove duplicated operand in OR operation
  clocksource: ti-32k: make it depend on GENERIC_CLOCKSOURCE
  ARM: pxa: remove incorrect __init annotation on pxa27x_set_pwrmode
  ARM: pxa: raumfeld: make some variables static
  ARM: OMAP: Change all cpu_is_* occurences to soc_is_* for id.c
  ARM: OMAP2+: Rename cpu_is macros to soc_is
  arm: omap2: timer: limit hwmod usage to non-DT boots
  arm: omap2+: select 32k clocksource driver
  clocksource: add TI 32.768 Hz counter driver
  arm: omap2: timer: rename omap_sync32k_timer_init()
  arm: omap2: timer: always call clocksource_of_init() when DT
  arm: omap2: timer: move realtime_counter_init() around
  ...
2015-11-10 14:48:36 -08:00
Linus Torvalds
041c79514a dmaengine updates for 4.4-rc1
This time we have a very typical update which is mostly fixes and updates to
 drivers and no new drivers.
 
 - Biggest change is coming from Peter for edma cleanup which even caused
   some last minute regression, things seem settled now
 - idma64 and dw updates
 - iotdma updates
 - module autoload fixes for various drivers
 - scatter gather support for hdmac
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Merge tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine updates from Vinod Koul:
 "This time we have a very typical update which is mostly fixes and
  updates to drivers and no new drivers.

   - the biggest change is coming from Peter for edma cleanup which even
     caused some last minute regression, things seem settled now
   - idma64 and dw updates
   - iotdma updates
   - module autoload fixes for various drivers
   - scatter gather support for hdmac"

* tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (77 commits)
  dmaengine: edma: Add dummy driver skeleton for edma3-tptc
  Revert "ARM: DTS: am33xx: Use the new DT bindings for the eDMA3"
  Revert "ARM: DTS: am437x: Use the new DT bindings for the eDMA3"
  dmaengine: dw: some Intel devices has no memcpy support
  dmaengine: dw: platform: provide platform data for Intel
  dmaengine: dw: don't override platform data with autocfg
  dmaengine: hdmac: Add scatter-gathered memset support
  dmaengine: hdmac: factorise memset descriptor allocation
  dmaengine: virt-dma: Fix kernel-doc annotations
  ARM: DTS: am437x: Use the new DT bindings for the eDMA3
  ARM: DTS: am33xx: Use the new DT bindings for the eDMA3
  dmaengine: edma: New device tree binding
  dmaengine: Kconfig: edma: Select TI_DMA_CROSSBAR in case of ARCH_OMAP
  dmaengine: ti-dma-crossbar: Add support for crossbar on AM33xx/AM43xx
  dmaengine: edma: Merge the of parsing functions
  dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot
  dmaengine: edma: Refactor the dma device and channel struct initialization
  dmaengine: edma: Get qDMA channel information from HW also
  dmaengine: edma: Merge map_dmach_to_queue into assign_channel_eventq
  dmaengine: edma: Correct PaRAM access function names (_parm_ to _param_)
  ...
2015-11-10 10:05:17 -08:00
Linus Torvalds
0d51ce9ca1 Power management and ACPI updates for v4.4-rc1
- ACPICA update to upstream revision 20150930 (Bob Moore, Lv Zheng).
 
    The most significant change is to allow the AML debugger to be
    built into the kernel.  On top of that there is an update related
    to the NFIT table (the ACPI persistent memory interface)
    and a few fixes and cleanups.
 
  - ACPI CPPC2 (Collaborative Processor Performance Control v2)
    support along with a cpufreq frontend (Ashwin Chaugule).
 
    This can only be enabled on ARM64 at this point.
 
  - New ACPI infrastructure for the early probing of IRQ chips and
    clock sources (Marc Zyngier).
 
  - Support for a new hierarchical properties extension of the ACPI
    _DSD (Device Specific Data) device configuration object allowing
    the kernel to handle hierarchical properties (provided by the
    platform firmware this way) automatically and make them available
    to device drivers via the generic device properties interface
    (Rafael Wysocki).
 
  - Generic device properties API extension to obtain an index of
    certain string value in an array of strings, along the lines of
    of_property_match_string(), but working for all of the supported
    firmware node types, and support for the "dma-names" device
    property based on it (Mika Westerberg).
 
  - ACPI core fix to parse the MADT (Multiple APIC Description Table)
    entries in the order expected by platform firmware (and mandated
    by the specification) to avoid confusion on systems with more than
    255 logical CPUs (Lukasz Anaczkowski).
 
  - Consolidation of the ACPI-based handling of PCI host bridges
    on x86 and ia64 (Jiang Liu).
 
  - ACPI core fixes to ensure that the correct IRQ number is used to
    represent the SCI (System Control Interrupt) in the cases when
    it has been re-mapped (Chen Yu).
 
  - New ACPI backlight quirk for Lenovo IdeaPad S405 (Hans de Goede).
 
  - ACPI EC driver fixes (Lv Zheng).
 
  - Assorted ACPI fixes and cleanups (Dan Carpenter, Insu Yun, Jiri
    Kosina, Rami Rosen, Rasmus Villemoes).
 
  - New mechanism in the PM core allowing drivers to check if the
    platform firmware is going to be involved in the upcoming system
    suspend or if it has been involved in the suspend the system is
    resuming from at the moment (Rafael Wysocki).
 
    This should allow drivers to optimize their suspend/resume
    handling in some cases and the changes include a couple of users
    of it (the i8042 input driver, PCI PM).
 
  - PCI PM fix to prevent runtime-suspended devices with PME enabled
    from being resumed during system suspend even if they aren't
    configured to wake up the system from sleep (Rafael Wysocki).
 
  - New mechanism to report the number of a wakeup IRQ that woke up
    the system from sleep last time (Alexandra Yates).
 
  - Removal of unused interfaces from the generic power domains
    framework and fixes related to latency measurements in that
    code (Ulf Hansson, Daniel Lezcano).
 
  - cpufreq core sysfs interface rework to make it handle CPUs that
    share performance scaling settings (represented by a common
    cpufreq policy object) more symmetrically (Viresh Kumar).
 
    This should help to simplify the CPU offline/online handling among
    other things.
 
  - cpufreq core fixes and cleanups (Viresh Kumar).
 
  - intel_pstate fixes related to the Turbo Activation Ratio (TAR)
    mechanism on client platforms which causes the turbo P-states
    range to vary depending on platform firmware settings (Srinivas
    Pandruvada).
 
  - intel_pstate sysfs interface fix (Prarit Bhargava).
 
  - Assorted cpufreq driver (imx, tegra20, powernv, integrator) fixes
    and cleanups (Bai Ping, Bartlomiej Zolnierkiewicz, Shilpasri G
    Bhat, Luis de Bethencourt).
 
  - cpuidle mvebu driver cleanups (Russell King).
 
  - OPP (Operating Performance Points) framework code reorganization
    to make it more maintainable (Viresh Kumar).
 
  - Intel Broxton support for the RAPL (Running Average Power Limits)
    power capping driver (Amy Wiles).
 
  - Assorted power management code fixes and cleanups (Dan Carpenter,
    Geert Uytterhoeven, Geliang Tang, Luis de Bethencourt, Rasmus
    Villemoes).
 
 /
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Merge tag 'pm+acpi-4.4-rc1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management and ACPI updates from Rafael Wysocki:
 "Quite a new features are included this time.

  First off, the Collaborative Processor Performance Control interface
  (version 2) defined by ACPI will now be supported on ARM64 along with
  a cpufreq frontend for CPU performance scaling.

  Second, ACPI gets a new infrastructure for the early probing of IRQ
  chips and clock sources (along the lines of the existing similar
  mechanism for DT).

  Next, the ACPI core and the generic device properties API will now
  support a recently introduced hierarchical properties extension of the
  _DSD (Device Specific Data) ACPI device configuration object.  If the
  ACPI platform firmware uses that extension to organize device
  properties in a hierarchical way, the kernel will automatically handle
  it and make those properties available to device drivers via the
  generic device properties API.

  It also will be possible to build the ACPICA's AML interpreter
  debugger into the kernel now and use that to diagnose AML-related
  problems more efficiently.  In the future, this should make it
  possible to single-step AML execution and do similar things.
  Interesting stuff, although somewhat experimental at this point.

  Finally, the PM core gets a new mechanism that can be used by device
  drivers to distinguish between suspend-to-RAM (based on platform
  firmware support) and suspend-to-idle (or other variants of system
  suspend the platform firmware is not involved in) and possibly
  optimize their device suspend/resume handling accordingly.

  In addition to that, some existing features are re-organized quite
  substantially.

  First, the ACPI-based handling of PCI host bridges on x86 and ia64 is
  unified and the common code goes into the ACPI core (so as to reduce
  code duplication and eliminate non-essential differences between the
  two architectures in that area).

  Second, the Operating Performance Points (OPP) framework is
  reorganized to make the code easier to find and follow.

  Next, the cpufreq core's sysfs interface is reorganized to get rid of
  the "primary CPU" concept for configurations in which the same
  performance scaling settings are shared between multiple CPUs.

  Finally, some interfaces that aren't necessary any more are dropped
  from the generic power domains framework.

  On top of the above we have some minor extensions, cleanups and bug
  fixes in multiple places, as usual.

  Specifics:

   - ACPICA update to upstream revision 20150930 (Bob Moore, Lv Zheng).

     The most significant change is to allow the AML debugger to be
     built into the kernel.  On top of that there is an update related
     to the NFIT table (the ACPI persistent memory interface) and a few
     fixes and cleanups.

   - ACPI CPPC2 (Collaborative Processor Performance Control v2) support
     along with a cpufreq frontend (Ashwin Chaugule).

     This can only be enabled on ARM64 at this point.

   - New ACPI infrastructure for the early probing of IRQ chips and
     clock sources (Marc Zyngier).

   - Support for a new hierarchical properties extension of the ACPI
     _DSD (Device Specific Data) device configuration object allowing
     the kernel to handle hierarchical properties (provided by the
     platform firmware this way) automatically and make them available
     to device drivers via the generic device properties interface
     (Rafael Wysocki).

   - Generic device properties API extension to obtain an index of
     certain string value in an array of strings, along the lines of
     of_property_match_string(), but working for all of the supported
     firmware node types, and support for the "dma-names" device
     property based on it (Mika Westerberg).

   - ACPI core fix to parse the MADT (Multiple APIC Description Table)
     entries in the order expected by platform firmware (and mandated by
     the specification) to avoid confusion on systems with more than 255
     logical CPUs (Lukasz Anaczkowski).

   - Consolidation of the ACPI-based handling of PCI host bridges on x86
     and ia64 (Jiang Liu).

   - ACPI core fixes to ensure that the correct IRQ number is used to
     represent the SCI (System Control Interrupt) in the cases when it
     has been re-mapped (Chen Yu).

   - New ACPI backlight quirk for Lenovo IdeaPad S405 (Hans de Goede).

   - ACPI EC driver fixes (Lv Zheng).

   - Assorted ACPI fixes and cleanups (Dan Carpenter, Insu Yun, Jiri
     Kosina, Rami Rosen, Rasmus Villemoes).

   - New mechanism in the PM core allowing drivers to check if the
     platform firmware is going to be involved in the upcoming system
     suspend or if it has been involved in the suspend the system is
     resuming from at the moment (Rafael Wysocki).

     This should allow drivers to optimize their suspend/resume handling
     in some cases and the changes include a couple of users of it (the
     i8042 input driver, PCI PM).

   - PCI PM fix to prevent runtime-suspended devices with PME enabled
     from being resumed during system suspend even if they aren't
     configured to wake up the system from sleep (Rafael Wysocki).

   - New mechanism to report the number of a wakeup IRQ that woke up the
     system from sleep last time (Alexandra Yates).

   - Removal of unused interfaces from the generic power domains
     framework and fixes related to latency measurements in that code
     (Ulf Hansson, Daniel Lezcano).

   - cpufreq core sysfs interface rework to make it handle CPUs that
     share performance scaling settings (represented by a common cpufreq
     policy object) more symmetrically (Viresh Kumar).

     This should help to simplify the CPU offline/online handling among
     other things.

   - cpufreq core fixes and cleanups (Viresh Kumar).

   - intel_pstate fixes related to the Turbo Activation Ratio (TAR)
     mechanism on client platforms which causes the turbo P-states range
     to vary depending on platform firmware settings (Srinivas
     Pandruvada).

   - intel_pstate sysfs interface fix (Prarit Bhargava).

   - Assorted cpufreq driver (imx, tegra20, powernv, integrator) fixes
     and cleanups (Bai Ping, Bartlomiej Zolnierkiewicz, Shilpasri G
     Bhat, Luis de Bethencourt).

   - cpuidle mvebu driver cleanups (Russell King).

   - OPP (Operating Performance Points) framework code reorganization to
     make it more maintainable (Viresh Kumar).

   - Intel Broxton support for the RAPL (Running Average Power Limits)
     power capping driver (Amy Wiles).

   - Assorted power management code fixes and cleanups (Dan Carpenter,
     Geert Uytterhoeven, Geliang Tang, Luis de Bethencourt, Rasmus
     Villemoes)"

* tag 'pm+acpi-4.4-rc1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (108 commits)
  cpufreq: postfix policy directory with the first CPU in related_cpus
  cpufreq: create cpu/cpufreq/policyX directories
  cpufreq: remove cpufreq_sysfs_{create|remove}_file()
  cpufreq: create cpu/cpufreq at boot time
  cpufreq: Use cpumask_copy instead of cpumask_or to copy a mask
  cpufreq: ondemand: Drop unnecessary locks from update_sampling_rate()
  PM / Domains: Merge measurements for PM QoS device latencies
  PM / Domains: Don't measure ->start|stop() latency in system PM callbacks
  PM / clk: Fix broken build due to non-matching code and header #ifdefs
  ACPI / Documentation: add copy_dsdt to ACPI format options
  ACPI / sysfs: correctly check failing memory allocation
  ACPI / video: Add a quirk to force native backlight on Lenovo IdeaPad S405
  ACPI / CPPC: Fix potential memory leak
  ACPI / CPPC: signedness bug in register_pcc_channel()
  ACPI / PAD: power_saving_thread() is not freezable
  ACPI / PM: Fix incorrect wakeup IRQ setting during suspend-to-idle
  ACPI: Using correct irq when waiting for events
  ACPI: Use correct IRQ when uninstalling ACPI interrupt handler
  cpuidle: mvebu: disable the bind/unbind attributes and use builtin_platform_driver
  cpuidle: mvebu: clean up multiple platform drivers
  ...
2015-11-04 18:10:13 -08:00
Linus Torvalds
6aa2fdb87c Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq updates from Thomas Gleixner:
 "The irq departement delivers:

   - Rework the irqdomain core infrastructure to accomodate ACPI based
     systems.  This is required to support ARM64 without creating
     artificial device tree nodes.

   - Sanitize the ACPI based ARM GIC initialization by making use of the
     new firmware independent irqdomain core

   - Further improvements to the generic MSI management

   - Generalize the irq migration on CPU hotplug

   - Improvements to the threaded interrupt infrastructure

   - Allow the migration of "chained" low level interrupt handlers

   - Allow optional force masking of interrupts in disable_irq[_nosysnc]

   - Support for two new interrupt chips - Sigh!

   - A larger set of errata fixes for ARM gicv3

   - The usual pile of fixes, updates, improvements and cleanups all
     over the place"

* 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (71 commits)
  Document that IRQ_NONE should be returned when IRQ not actually handled
  PCI/MSI: Allow the MSI domain to be device-specific
  PCI: Add per-device MSI domain hook
  of/irq: Use the msi-map property to provide device-specific MSI domain
  of/irq: Split of_msi_map_rid to reuse msi-map lookup
  irqchip/gic-v3-its: Parse new version of msi-parent property
  PCI/MSI: Use of_msi_get_domain instead of open-coded "msi-parent" parsing
  of/irq: Use of_msi_get_domain instead of open-coded "msi-parent" parsing
  of/irq: Add support code for multi-parent version of "msi-parent"
  irqchip/gic-v3-its: Add handling of PCI requester id.
  PCI/MSI: Add helper function pci_msi_domain_get_msi_rid().
  of/irq: Add new function of_msi_map_rid()
  Docs: dt: Add PCI MSI map bindings
  irqchip/gic-v2m: Add support for multiple MSI frames
  irqchip/gic-v3: Fix translation of LPIs after conversion to irq_fwspec
  irqchip/mxs: Add Alphascale ASM9260 support
  irqchip/mxs: Prepare driver for hardware with different offsets
  irqchip/mxs: Panic if ioremap or domain creation fails
  irqdomain: Documentation updates
  irqdomain/msi: Use fwnode instead of of_node
  ...
2015-11-03 14:40:01 -08:00
Olof Johansson
d3dc3df633 Minimal omap SoC changes for v4.4 merge window. As we've spent quite a
bit of time sorting out regressions for v4.3 and are very late with
 these, I've kept the changes down to minimum:
 
 - A series of timer changes from Felipe Balbi to get us closer to
   moving the remaining timer code into drivers
 
 - A series of hwmod clean-up changes queued by Paul Walmsley
 
 - SoC detection clean-up to use soc_is instead of cpu_is as CPU is
   within the SoC and is confusing naming. The rest we can now change
   along with the other clean-up
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Merge tag 'omap-for-v4.4/soc-clean-up' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup

Minimal omap SoC changes for v4.4 merge window. As we've spent quite a
bit of time sorting out regressions for v4.3 and are very late with
these, I've kept the changes down to minimum:

- A series of timer changes from Felipe Balbi to get us closer to
  moving the remaining timer code into drivers

- A series of hwmod clean-up changes queued by Paul Walmsley

- SoC detection clean-up to use soc_is instead of cpu_is as CPU is
  within the SoC and is confusing naming. The rest we can now change
  along with the other clean-up

* tag 'omap-for-v4.4/soc-clean-up' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (21 commits)
  ARM: OMAP3: hwmod data: Remove legacy mailbox data and addrs
  ARM: DRA7: hwmod data: Remove spinlock hwmod addrs
  ARM: OMAP4: hwmod data: Remove spinlock hwmod addrs
  ARM: DRA7/AM335x/AM437x: hwmod: Remove gpmc address space from hwmod data
  arm: omap2: board-generic: use omap4_local_timer_init for AM437x
  ARM: DRA7/AM335x/AM437x: hwmod: Remove elm address space from hwmod data
  ARM: OMAP: Remove duplicated operand in OR operation
  clocksource: ti-32k: make it depend on GENERIC_CLOCKSOURCE
  ARM: OMAP: Change all cpu_is_* occurences to soc_is_* for id.c
  ARM: OMAP2+: Rename cpu_is macros to soc_is
  arm: omap2: timer: limit hwmod usage to non-DT boots
  arm: omap2+: select 32k clocksource driver
  clocksource: add TI 32.768 Hz counter driver
  arm: omap2: timer: rename omap_sync32k_timer_init()
  arm: omap2: timer: always call clocksource_of_init() when DT
  arm: omap2: timer: move realtime_counter_init() around
  arm: omap2: timer: provide generic sync32k_timer_init function
  arm: omap2: timer: remove __omap_gptimer_init()
  arm: omap2: timer: add a gptimer argument to sync32k_timer_init()
  arm: omap2: timer: get rid of obfuscating macros
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-10-26 14:35:41 +09:00
Rafael J. Wysocki
e3ed766b49 Merge branch 'acpi-init'
* acpi-init:
  clocksource: cosmetic: Drop OF 'dependency' from symbols
  clocksource / arm_arch_timer: Convert to ACPI probing
  clocksource: Add new CLKSRC_{PROBE,ACPI} config symbols
  clocksource / ACPI: Add probing infrastructure for ACPI-based clocksources
  irqchip / GIC: Convert the GIC driver to ACPI probing
  irqchip / ACPI: Add probing infrastructure for ACPI-based irqchips
  ACPI: Add early device probing infrastructure
2015-10-25 22:55:14 +01:00
Tony Lindgren
ef4da0c1c8 ARM: OMAP2+: hwmod cleanup for v4.4
Remove some superfluous data from the OMAP2+ hwmod data files.  Mostly
 this is a result of data being moved to DT files.  Nothing too
 controversial, here.
 
 Basic build, boot, and PM test results are available here:
 
 http://www.pwsan.com/omap/testlogs/hwmod-cleanup-a-for-v4.4/20151023130140/
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Merge tag 'for-v4.4/omap-hwmod-cleanup-a' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v4.4/soc

ARM: OMAP2+: hwmod cleanup for v4.4

Remove some superfluous data from the OMAP2+ hwmod data files.  Mostly
this is a result of data being moved to DT files.  Nothing too
controversial, here.

Basic build, boot, and PM test results are available here:

http://www.pwsan.com/omap/testlogs/hwmod-cleanup-a-for-v4.4/20151023130140/
2015-10-23 18:13:38 -07:00