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ARM: dts: STiH407: Move over to using the 'reserved-memory' API for obtaining DMA memory 

Doing so saves quite a bit of code in the driver.

For more information on the 'reserved-memory' bindings see:

  Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt

Suggested-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
This commit is contained in:
Lee Jones 2016-04-21 17:07:00 +02:00 committed by Maxime Coquelin
parent 3ff0a019d7
commit fe135c636a
1 changed files with 39 additions and 8 deletions
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47
arch/arm/boot/dts/stih407-family.dtsi
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@ -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>;
@ -748,9 +778,9 @@ mailbox3: mailbox@8f03000 {
status = "okay";
};
st231_gp0: remote-processor@40000000 {
st231_gp0: remote-processor {
compatible = "st,st231-rproc";
reg = <0x40000000 0x01000000>;
memory-region = <&gp0_reserved>;
resets = <&softreset STIH407_ST231_GP0_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_GP_0>;
@ -758,9 +788,10 @@ st231_gp0: remote-processor@40000000 {
st,syscfg = <&syscfg_core 0x22c>;
};
st231_gp1: remote-processor@41000000 {
st231_gp1: remote-processor {
compatible = "st,st231-rproc";
reg = <0x41000000 0x01000000>;
memory-region = <&gp1_reserved>;
resets = <&softreset STIH407_ST231_GP1_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_GP_1>;
@ -768,9 +799,9 @@ st231_gp1: remote-processor@41000000 {
st,syscfg = <&syscfg_core 0x220>;
};
st231_audio: remote-processor@42000000 {
st231_audio: remote-processor {
compatible = "st,st231-rproc";
reg = <0x42000000 0x01000000>;
memory-region = <&audio_reserved>;
resets = <&softreset STIH407_ST231_AUD_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_AUD_0>;
@ -778,9 +809,9 @@ st231_audio: remote-processor@42000000 {
st,syscfg = <&syscfg_core 0x228>;
};
st231_dmu: remote-processor@43000000 {
st231_dmu: remote-processor {
compatible = "st,st231-rproc";
reg = <0x43000000 0x01000000>;
memory-region = <&dmu_reserved>;
resets = <&softreset STIH407_ST231_DMU_SOFTRESET>;
reset-names = "sw_reset";
clocks = <&clk_s_c0_flexgen CLK_ST231_DMU>;