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stm32mp1: Add remoteproc support for m4 coprocessor 

Alignment with kernel patch proposal for binding:

[PATCH v4 0/8] stm32 m4 remoteproc on STM32MP157c
https://lkml.org/lkml/2019/5/14/159

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay 2019-08-02 15:07:18 +02:00 committed by Patrice Chotard
parent 1323470b74
commit 5d2901a4b6
7 changed files with 36 additions and 1 deletions
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6
arch/arm/dts/stm32mp157a-dk1.dts
View File

@ -307,6 +307,12 @@
};
};
&m4_rproc {
mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
mbox-names = "vq0", "vq1", "shutdown";
status = "okay";
};
&pwr {
pwr-regulators {
vdd-supply = <&vdd>;

6
arch/arm/dts/stm32mp157c-ed1.dts
View File

@ -217,6 +217,12 @@
status = "okay";
};
&m4_rproc {
mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
mbox-names = "vq0", "vq1", "shutdown";
status = "okay";
};
&pwr {
pwr-regulators {
vdd-supply = <&vdd>;

20
arch/arm/dts/stm32mp157c.dtsi
View File

@ -1543,4 +1543,24 @@
status = "disabled";
};
};
mlahb {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
dma-ranges = <0x00000000 0x38000000 0x10000>,
<0x10000000 0x10000000 0x60000>,
<0x30000000 0x30000000 0x60000>;
m4_rproc: m4@10000000 {
compatible = "st,stm32mp1-m4";
reg = <0x10000000 0x40000>,
<0x30000000 0x40000>,
<0x38000000 0x10000>;
resets = <&rcc MCU_R>;
st,syscfg-holdboot = <&rcc 0x10C 0x1>;
st,syscfg-tz = <&rcc 0x000 0x1>;
status = "disabled";
};
};
};

1
configs/stm32mp15_basic_defconfig
View File

@ -34,6 +34,7 @@ CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_I2C=y
CONFIG_CMD_MMC=y
CONFIG_CMD_REMOTEPROC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y

1
configs/stm32mp15_optee_defconfig
View File

@ -23,6 +23,7 @@ CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_I2C=y
CONFIG_CMD_MMC=y
CONFIG_CMD_REMOTEPROC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y

1
configs/stm32mp15_trusted_defconfig
View File

@ -22,6 +22,7 @@ CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_I2C=y
CONFIG_CMD_MMC=y
CONFIG_CMD_REMOTEPROC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y

2
drivers/remoteproc/stm32_copro.c
View File

@ -243,7 +243,7 @@ static const struct dm_rproc_ops stm32_copro_ops = {
};
static const struct udevice_id stm32_copro_ids[] = {
{.compatible = "st,stm32mp1-rproc"},
{.compatible = "st,stm32mp1-m4"},
{}
};