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Highlights:

Browse Source 
-----------
  - Add CPUFreq support to STiH407 family
  - Add Mailbox nodes to STiH407 family
  - Add RemoteProc nodes to STiH407 family
  - Use 'reserved-memory' for DMA memory on STiH407
  - Use the LPC timer as a clocksource
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Merge tag 'sti-dt-for-v4.7b-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/sti into next/dt

Merge "STi DT updates for v4.7 #1" from Maxime Coquelin:

Highlights:
-----------
 - Add CPUFreq support to STiH407 family
 - Add Mailbox nodes to STiH407 family
 - Add RemoteProc nodes to STiH407 family
 - Use 'reserved-memory' for DMA memory on STiH407
 - Use the LPC timer as a clocksource

* tag 'sti-dt-for-v4.7b-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/sti:
  ARM: dts: STi: STih407: Switch LPC mode from RTC to Clocksource
  ARM: dts: STiH407: Move over to using the 'reserved-memory' API for obtaining DMA memory
  ARM: dts: STiH407: Add nodes for RemoteProc
  ARM: dts: STi: stih407-family: Add nodes for Mailbox
  ARM: dts: STi: STiH407: Provide CPU with a means to look-up Major number
  ARM: dts: STi: STiH407: Link CPU with its voltage supply
  ARM: dts: STi: STiH407: Provide CPU with clocking information
  ARM: dts: STi: STiH407: Provide generic (safe) DVFS configuration
This commit is contained in:
Arnd Bergmann 2016-04-28 15:41:28 +02:00
commit b48e5aa6bc
1 changed files with 125 additions and 1 deletions
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126
arch/arm/boot/dts/stih407-family.dtsi
View File

@ -15,6 +15,36 @@
#address-cells = <1>;
#size-cells = <1>;
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
gp0_reserved: rproc@40000000 {
compatible = "shared-dma-pool";
reg = <0x40000000 0x01000000>;
no-map;
};
gp1_reserved: rproc@41000000 {
compatible = "shared-dma-pool";
reg = <0x41000000 0x01000000>;
no-map;
};
audio_reserved: rproc@42000000 {
compatible = "shared-dma-pool";
reg = <0x42000000 0x01000000>;
no-map;
};
dmu_reserved: rproc@43000000 {
compatible = "shared-dma-pool";
reg = <0x43000000 0x01000000>;
no-map;
};
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
@ -22,15 +52,35 @@
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <0>;
/* u-boot puts hpen in SBC dmem at 0xa4 offset */
cpu-release-addr = <0x94100A4>;
/* kHz uV */
operating-points = <1500000 0
1200000 0
800000 0
500000 0>;
clocks = <&clk_m_a9>;
clock-names = "cpu";
clock-latency = <100000>;
cpu0-supply = <&pwm_regulator>;
st,syscfg = <&syscfg_core 0x8e0>;
};
cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <1>;
/* u-boot puts hpen in SBC dmem at 0xa4 offset */
cpu-release-addr = <0x94100A4>;
/* kHz uV */
operating-points = <1500000 0
1200000 0
800000 0
500000 0>;
};
};
@ -534,7 +584,7 @@
reg = <0x8788000 0x1000>;
interrupts = <GIC_SPI 130 IRQ_TYPE_EDGE_RISING>;
clocks = <&clk_s_d3_flexgen CLK_LPC_1>;
st,lpc-mode = <ST_LPC_MODE_RTC>;
st,lpc-mode = <ST_LPC_MODE_CLKSRC>;
};
sata0: sata@9b20000 {
@ -694,5 +744,79 @@
clocks = <&clk_sysin>;
status = "okay";
};
mailbox0: mailbox@8f00000 {
compatible = "st,stih407-mailbox";
reg = <0x8f00000 0x1000>;
interrupts = <GIC_SPI 1 IRQ_TYPE_NONE>;
#mbox-cells = <2>;
mbox-name = "a9";
status = "okay";
};
mailbox1: mailbox@8f01000 {
compatible = "st,stih407-mailbox";
reg = <0x8f01000 0x1000>;
#mbox-cells = <2>;
mbox-name = "st231_gp_1";
status = "okay";
};
mailbox2: mailbox@8f02000 {
compatible = "st,stih407-mailbox";
reg = <0x8f02000 0x1000>;
#mbox-cells = <2>;
mbox-name = "st231_gp_0";
status = "okay";
};
mailbox3: mailbox@8f03000 {
compatible = "st,stih407-mailbox";
reg = <0x8f03000 0x1000>;
#mbox-cells = <2>;
mbox-name = "st231_audio_video";
status = "okay";
};
st231_gp0: remote-processor {
compatible = "st,st231-rproc";
memory-region = <&gp0_reserved>;
resets = <&softreset STIH407_ST231_GP0_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_GP_0>;
clock-frequency = <600000000>;
st,syscfg = <&syscfg_core 0x22c>;
};
st231_gp1: remote-processor {
compatible = "st,st231-rproc";
memory-region = <&gp1_reserved>;
resets = <&softreset STIH407_ST231_GP1_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_GP_1>;
clock-frequency = <600000000>;
st,syscfg = <&syscfg_core 0x220>;
};
st231_audio: remote-processor {
compatible = "st,st231-rproc";
memory-region = <&audio_reserved>;
resets = <&softreset STIH407_ST231_AUD_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_AUD_0>;
clock-frequency = <600000000>;
st,syscfg = <&syscfg_core 0x228>;
};
st231_dmu: remote-processor {
compatible = "st,st231-rproc";
memory-region = <&dmu_reserved>;
resets = <&softreset STIH407_ST231_DMU_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_DMU>;
clock-frequency = <600000000>;
st,syscfg = <&syscfg_core 0x224>;
};
};
};