Hi Jagan
On 2/28/21 4:52 PM, Jagan Teki wrote:
MicroGEA STM32MP1 is a STM32MP157A based Micro SoM.
General features:
- STM32MP157AAC
- Up to 1GB DDR3L-800
- 512MB Nand flash
- I2S
MicroGEA STM32MP1 needs to mount on top of Engicam MicroDev carrier boards for creating complete platform solutions.
Add support for it.
Signed-off-by: Jagan Teki jagan@amarulasolutions.com
.../dts/stm32mp157a-microgea-stm32mp1.dtsi | 148 ++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 arch/arm/dts/stm32mp157a-microgea-stm32mp1.dtsi
diff --git a/arch/arm/dts/stm32mp157a-microgea-stm32mp1.dtsi b/arch/arm/dts/stm32mp157a-microgea-stm32mp1.dtsi new file mode 100644 index 0000000000..0b85175f15 --- /dev/null +++ b/arch/arm/dts/stm32mp157a-microgea-stm32mp1.dtsi @@ -0,0 +1,148 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/*
- Copyright (c) STMicroelectronics 2019 - All Rights Reserved
- Copyright (c) 2020 Engicam srl
- Copyright (c) 2020 Amarula Solutons(India)
- */
+/ {
- compatible = "engicam,microgea-stm32mp1", "st,stm32mp157";
- memory@c0000000 {
device_type = "memory";reg = <0xc0000000 0x10000000>;- };
- reserved-memory {
#address-cells = <1>;#size-cells = <1>;ranges;mcuram2: mcuram2@10000000 {compatible = "shared-dma-pool";reg = <0x10000000 0x40000>;no-map;};vdev0vring0: vdev0vring0@10040000 {compatible = "shared-dma-pool";reg = <0x10040000 0x1000>;no-map;};vdev0vring1: vdev0vring1@10041000 {compatible = "shared-dma-pool";reg = <0x10041000 0x1000>;no-map;};vdev0buffer: vdev0buffer@10042000 {compatible = "shared-dma-pool";reg = <0x10042000 0x4000>;no-map;};mcuram: mcuram@30000000 {compatible = "shared-dma-pool";reg = <0x30000000 0x40000>;no-map;};retram: retram@38000000 {compatible = "shared-dma-pool";reg = <0x38000000 0x10000>;no-map;};- };
- vin: regulator-vin {
compatible = "regulator-fixed";regulator-name = "vin";regulator-min-microvolt = <5000000>;regulator-max-microvolt = <5000000>;regulator-always-on;- };
- vddcore: regulator-vddcore {
compatible = "regulator-fixed";regulator-name = "vddcore";regulator-min-microvolt = <1200000>;regulator-max-microvolt = <1200000>;regulator-always-on;vin-supply = <&vin>;- };
- vdd: regulator-vdd {
compatible = "regulator-fixed";regulator-name = "vdd";regulator-min-microvolt = <3300000>;regulator-max-microvolt = <3300000>;regulator-always-on;vin-supply = <&vin>;- };
- vddq_ddr: regulator-vddq-ddr {
compatible = "regulator-fixed";regulator-name = "vddq_ddr";regulator-min-microvolt = <1350000>;regulator-max-microvolt = <1350000>;regulator-always-on;vin-supply = <&vin>;- };
+};
+&dts {
- status = "okay";
+};
+&fmc {
- pinctrl-names = "default", "sleep";
- pinctrl-0 = <&fmc_pins_a>;
- pinctrl-1 = <&fmc_sleep_pins_a>;
- status = "okay";
- nand-controller@4,0 {
status = "okay";nand@0 {reg = <0>;nand-on-flash-bbt;#address-cells = <1>;#size-cells = <1>;};- };
+};
+&ipcc {
- status = "okay";
+};
+&iwdg2{
- timeout-sec = <32>;
- status = "okay";
+};
+&m4_rproc{
- memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
<&vdev0vring1>, <&vdev0buffer>;- mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
- mbox-names = "vq0", "vq1", "shutdown";
- interrupt-parent = <&exti>;
- interrupts = <68 1>;
- status = "okay";
+};
+&rng1 {
- status = "okay";
+};
+&rtc{
- status = "okay";
+};
+&vrefbuf {
- regulator-min-microvolt = <2500000>;
- regulator-max-microvolt = <2500000>;
- vdda-supply = <&vdd>;
- status = "okay";
+};
Reviewed-by: Patrice Chotard patrice.chotard@foss.st.com Thanks Patrice