6001 Commits

Author SHA1 Message Date
Abel Vesa
fa7574740c clk: imx6sx: Do not reparent to unregistered IMX6SX_CLK_AXI
The clock IMX6SX_CLK_AXI is not registered at all.

Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-07 08:36:12 +08:00
Abel Vesa
a4a4069f45 clk: imx: Add imx_obtain_fixed_clock clk_hw based variant
In order to move to clk_hw based API, imx_obtain_fixed_clock_hw
is added. The end goal here is to have all the clk providers use
the clk_hw based API.

Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-07 08:35:50 +08:00
Peng Fan
5b933e28d8 clk: imx: imx8mm: correct audio_pll2_clk to audio_pll2_out
There is no audio_pll2_clk registered, it should be audio_pll2_out.

Cc: <stable@vger.kernel.org>
Fixes: ba5625c3e272 ("clk: imx: Add clock driver support for imx8mm")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-06-07 08:18:10 +08:00
Erin Lo
860690a93e clk: mediatek: Remove MT8183 unused clock
Remove MT8183 sspm clock

Signed-off-by: Erin Lo <erin.lo@mediatek.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 15:57:27 -07:00
Fabien Parent
0fd4939ac1 clk: mediatek: add audsys clock driver for MT8516
Add audsys clock driver for MediaTek MT8516 SoC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 15:56:18 -07:00
Florian Fainelli
789bc177f8 clk: bcm: Allow CLK_BCM2835 for ARCH_BRCMSTB
ARCH_BRCMSTB needs to use the BCM2835 clock driver for chips like
BCM7211 which adopted that clock controller, make that possible and the
driver default to be enabled for ARCH_BRCMSTB.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 13:35:38 -07:00
Florian Fainelli
5d59f12a19 clk: bcm: Make BCM2835 clock drivers selectable
Make the BCM2835 clock driver selectable by other
architectures/platforms. ARCH_BRCMSTB will be selecting that driver in
the next commit since new chips like 7211 use the same CPRMAN clock
controller that this driver supports.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 13:34:08 -07:00
Martin Blumenstingl
4c34282fb7 clk: pwm: implement the .get_duty_cycle callback
Commit 9fba738a53dda2 ("clk: add duty cycle support") added support for
getting and setting the duty cycle of a clock. This implements the
get_duty_cycle callback for PWM based clocks so the duty cycle is shown
in the debugfs output (/sys/kernel/debug/clk/clk_summary).

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 11:31:03 -07:00
Tony Lindgren
41b3588dba clk: ti: clkctrl: Fix returning uninitialized data
If we do a clk_get() for a clock that does not exists, we have
_ti_omap4_clkctrl_xlate() return uninitialized data if no match
is found. This can be seen in some cases with SLAB_DEBUG enabled:

Unable to handle kernel paging request at virtual address 5a5a5a5a
...
clk_hw_create_clk.part.33
sysc_notifier_call
notifier_call_chain
blocking_notifier_call_chain
device_add

Let's fix this by setting a found flag only when we find a match.

Reported-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Fixes: 88a172526c32 ("clk: ti: add support for clkctrl clocks")
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tested-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-06-06 11:19:46 -07:00
Lukasz Luba
2f57b95caf clk: samsung: add new clocks for DMC for Exynos5422 SoC
This patch provides support for clocks needed for Dynamic Memory Controller
in Exynos5422 SoC. It adds CDREX base register addresses, new DIV, MUX and
GATE entries.

Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2019-06-06 15:53:37 +02:00
Lukasz Luba
8b4a7acf7b clk: samsung: add BPLL rate table for Exynos 5422 SoC
Add new table rate for BPLL for Exynos5422 SoC supporting Dynamic Memory
Controller frequencies for driver's DRAM timings.

Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2019-06-06 15:53:10 +02:00
Douglas Anderson
7d2129310b clk: rockchip: Remove 48 MHz PLL rate from rk3288
The 48 MHz PLL rate is not present in the downstream chromeos-3.14
tree.  Looking at history, it was originally removed in
<https://crrev.com/c/265810> ("CHROMIUM: clk: rockchip: expand more
clocks support") with no explanation.  Much of that patch was later
reverted in <https://crrev.com/c/284595> ("CHROMIUM: clk: rockchip:
Revert more questionable PLL rates"), but that patch left in the
removal of 48 MHz.  What I wrote in that patch:

> Note that the original change also removed the rate (48000000, 1,
> 64, 32) from the table.  I have no idea why that was squashed in
> there, but that rate was invalid anyway (it appears to have an out
> of bounds NO).  I'm not putting that rate in.

Reading the TRM I see that NO is defined as
- NO: 1, 2-16 (even only)
...and furthermore only 4 bits are assigned for NO-1, which means that
the highest NO we could even represent is 16.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2019-06-06 12:49:30 +02:00
Thomas Gleixner
04dc82e116 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 445
Based on 1 normalized pattern(s):

  this program is free software you can distribute it and or modify it
  under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope it will be useful but without any warranty
  without even the implied warranty of merchantability or fitness for
  a particular purpose see the gnu general public license for more
  details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 24 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190115.872212424@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:18 +02:00
Thomas Gleixner
b886d83c5b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation version 2 of the license

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 315 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190115.503150771@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:17 +02:00
Thomas Gleixner
75a6faf617 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 101 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190113.822954939@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:15 +02:00
Thomas Gleixner
dc1a8bc16c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 401
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license v2 as published
  by the free software foundation this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not see http www gnu org licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 2 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190111.856624369@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:13 +02:00
Thomas Gleixner
a10e763b87 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 372
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation version 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 135 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531081036.435762997@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:10 +02:00
Thomas Gleixner
2b27bdcc20 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 51 franklin st fifth floor boston ma 02110
  1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 246 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000436.674189849@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:07 +02:00
Thomas Gleixner
2025cf9e19 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 263 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.208660670@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
97fb5e8d9b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 and
  only version 2 as published by the free software foundation this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 294 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
9c92ab6191 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
Based on 1 normalized pattern(s):

  this software is licensed under the terms of the gnu general public
  license version 2 as published by the free software foundation and
  may be copied distributed and modified under those terms this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 285 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.642774971@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Ondrej Jirman
f167675486
clk: sunxi-ng: sun50i-h6-r: Fix incorrect W1 clock gate register
The current code defines W1 clock gate to be at 0x1cc, overlaying it
with the IR gate.

Clock gate for r-apb1-w1 is at 0x1ec. This fixes issues with IR receiver
causing interrupt floods on H6 (because interrupt flags can't be cleared,
due to IR module's bus being disabled).

Fixes: b7c7b05065aa77ae ("clk: sunxi-ng: add support for H6 PRCM CCU")
Signed-off-by: Ondrej Jirman <megous@megous.com>
Acked-by: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-06-05 13:49:05 +02:00
Gareth Williams
aad03a66f9 clk: renesas: r9a06g032: Add clock domain support
There are several clocks on the r9a06g032 which are currently not
enabled in their drivers that can be delegated to clock domain system
for power management. Therefore add support for clock domain
functionality to the r9a06g032 clock driver.

Signed-off-by: Gareth Williams <gareth.williams.jx@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2019-06-04 11:51:00 +02:00
Geert Uytterhoeven
0f7ece0d14 clk: renesas: mstp: Remove error messages on out-of-memory conditions
pm_clk_create() and pm_clk_add_clk() can fail only when running out of
memory.  Hence there is no need to print error messages on failure, as
the memory allocation core already takes care of that.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
2019-06-04 10:57:15 +02:00
Geert Uytterhoeven
ed04e6288a clk: renesas: cpg-mssr: Remove error messages on out-of-memory conditions
pm_clk_create() and pm_clk_add_clk() can fail only when running out of
memory.  Hence there is no need to print error messages on failure, as
the memory allocation core already takes care of that.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
2019-06-04 10:57:11 +02:00
Geert Uytterhoeven
f243220e67 clk: renesas: cpg-mssr: Use genpd of_node instead of local copy
Since commit 6a0ae73d95956f7e ("PM / Domain: Add support to parse
domain's OPP table"), of_genpd_add_provider_simple() fills in
the dev.of_node field in the generic_pm_domain structure.

Hence cpg_mssr_is_pm_clk() can use that instead of its own copy in the
driver-private cpg_mssr_clk_domain structure.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
2019-06-04 10:56:49 +02:00
Linus Torvalds
2f4c533499 SPDX update for 5.2-rc3, round 1
Here is another set of reviewed patches that adds SPDX tags to different
 kernel files, based on a set of rules that are being used to parse the
 comments to try to determine that the license of the file is
 "GPL-2.0-or-later" or "GPL-2.0-only".  Only the "obvious" versions of
 these matches are included here, a number of "non-obvious" variants of
 text have been found but those have been postponed for later review and
 analysis.
 
 There is also a patch in here to add the proper SPDX header to a bunch
 of Kbuild files that we have missed in the past due to new files being
 added and forgetting that Kbuild uses two different file names for
 Makefiles.  This issue was reported by the Kbuild maintainer.
 
 These patches have been out for review on the linux-spdx@vger mailing
 list, and while they were created by automatic tools, they were
 hand-verified by a bunch of different people, all whom names are on the
 patches are reviewers.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'spdx-5.2-rc3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull yet more SPDX updates from Greg KH:
 "Here is another set of reviewed patches that adds SPDX tags to
  different kernel files, based on a set of rules that are being used to
  parse the comments to try to determine that the license of the file is
  "GPL-2.0-or-later" or "GPL-2.0-only". Only the "obvious" versions of
  these matches are included here, a number of "non-obvious" variants of
  text have been found but those have been postponed for later review
  and analysis.

  There is also a patch in here to add the proper SPDX header to a bunch
  of Kbuild files that we have missed in the past due to new files being
  added and forgetting that Kbuild uses two different file names for
  Makefiles. This issue was reported by the Kbuild maintainer.

  These patches have been out for review on the linux-spdx@vger mailing
  list, and while they were created by automatic tools, they were
  hand-verified by a bunch of different people, all whom names are on
  the patches are reviewers"

* tag 'spdx-5.2-rc3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (82 commits)
  treewide: Add SPDX license identifier - Kbuild
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 225
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 224
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 223
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 222
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 221
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 220
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 218
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 217
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 216
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 215
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 214
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 213
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 211
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 210
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 209
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 207
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 206
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 203
  treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201
  ...
2019-05-31 08:34:32 -07:00
Linus Torvalds
20f9449656 A few clk driver fixes
- Don't expose the SiFive clk driver on non-RISCV architectures
 
  - Fix some bits describing clks in the imx8mm driver
 
  - Always call clk domain code in the TI driver so non-legacy platforms
    work
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk driver fixes from Stephen Boyd:

 - Don't expose the SiFive clk driver on non-RISCV architectures

 - Fix some bits describing clks in the imx8mm driver

 - Always call clk domain code in the TI driver so non-legacy platforms
   work

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: ti: clkctrl: Fix clkdm_clk handling
  clk: imx: imx8mm: fix int pll clk gate
  clk: sifive: restrict Kconfig scope for the FU540 PRCI driver
2019-05-30 16:33:37 -07:00
Thomas Gleixner
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2019-05-30 11:29:19 -07:00
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Based on 1 normalized pattern(s):

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2019-05-30 11:26:37 -07:00
Thomas Gleixner
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Based on 3 normalized pattern(s):

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  this program is free software you can redistribute it and or modify
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  your option any later version [author] [kishon] [vijay] [abraham]
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2019-05-30 11:26:35 -07:00
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2019-05-30 11:26:32 -07:00
Kefeng Wang
c304b8d2f9 clk: samsung: exynos5433: Use of_clk_get_parent_count()
Use of_clk_get_parent_count() instead of open coding.

Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2019-05-30 12:54:44 +02:00
Gen Zhang
fcdf445ff4
clk-sunxi: fix a missing-check bug in sunxi_divs_clk_setup()
In sunxi_divs_clk_setup(), 'derived_name' is allocated by kstrndup().
It returns NULL when fails. 'derived_name' should be checked.

Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-05-29 10:04:55 +02:00
Stephen Boyd
30d5a94574 clk: Unexport __clk_of_table
This symbol doesn't need to be exported to clk providers anymore.
Originally, it was hidden inside clk.c, but then OMAP needed to get
access to it in commit 819b4861c18d ("CLK: ti: add init support for
clock IP blocks"), but eventually that code also changed in commit
c08ee14cc663 ("clk: ti: change clock init to use generic of_clk_init")
and we were left with this exported. Move this back into clk.c so that
it isn't exposed anymore.

Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-05-23 17:11:57 -07:00
Jacky Bai
52f93ab8b4 clk: imx: keep the mmdc p1 ipg clock always on on 6sx/ul/ull/sll
The MMDC_P1_IPG clock need to be on always on to make sure
the MMDC register can be accessed successfully.

Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:42 +08:00
Leonard Crestez
a44e970621 clk: imx8mm: Mark dram_apb critical
This clock is used for dram operations inside TF-A and must be kept
enabled for features such as suspend/resume dram retention and busfreq
to work.

This is required for imx8mm suspend to work with NXP branch of TF-A.
There is an equivalent clk on imx8mq and it's always been marked as
critical in upstream.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:41 +08:00
Anson Huang
246c9ab434 clk: imx7ulp: update nic1_bus_clk parent info
Since i.MX7ULP B0 chip, nic1_bus_clk's parent is changed to
from nic0_clk directly, update it accordingly.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:41 +08:00
Anson Huang
c129b6fe81 clk: imx: Use imx_mmdc_mask_handshake() API for masking MMDC channel
Use imx_mmdc_mask_handshake() API instead of programming CCM
register directly in each platform to mask unused MMDC channel's
handshake.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:41 +08:00
Anson Huang
efdb279033 clk: imx: Add common API for masking MMDC handshake
All i.MX6 SoCs need to mask unused MMDC channel's handshake
for low power modes, this patch provides common API for masking
the MMDC channel passed from caller.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:41 +08:00
Leonard Crestez
53c6a2ec01 clk: imx8m: Add GIC clock
This is documented in the reference manuals as GIC_CLK_ROOT.

In some out-of-tree DVFS scenarios the gic clock can end up as the only
user of sys_pll2 so if we don't define the gic clk explicitly it might
be turned off.

This applies to both 8mq and 8mm: same clk register but diffferent
parents.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 21:14:41 +08:00
Anson Huang
75ebf69445 clk: imx8mm: add SNVS clock to clock tree
i.MX8MM has clock gate for SNVS module, add it into clock tree
for SNVS RTC driver to manage.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-23 15:29:39 +08:00
Anson Huang
3d6c33cb90 clk: imx8mq: add SNVS clock to clock tree
i.MX8MQ has clock gate for SNVS module, add it into clock tree
for SNVS RTC driver to manage.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2019-05-22 17:00:57 +08:00
Tony Lindgren
1cc54078d1 clk: ti: clkctrl: Fix clkdm_clk handling
We need to always call clkdm_clk_enable() and clkdm_clk_disable() even
the clkctrl clock(s) enabled for the domain do not have any gate register
bits. Otherwise clockdomains may never get enabled except when devices get
probed with the legacy "ti,hwmods" devicetree property.

Fixes: 88a172526c32 ("clk: ti: add support for clkctrl clocks")
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-05-21 11:43:40 -07:00
Peng Fan
b3fddd5b10 clk: imx: imx8mm: fix int pll clk gate
To Frac pll, the gate shift is 13, however to Int PLL the gate shift
is 11.

Cc: <stable@vger.kernel.org>
Fixes: ba5625c3e27 ("clk: imx: Add clock driver support for imx8mm")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Jacky Bai <ping.bai@nxp.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-05-21 11:42:44 -07:00