ARM: dts: stm32: add seeed studio odyssey-stm32mp157c board
This commit adds device tree files supporting
SBC from Seeed Studio based on STM32MP157C.
This works with generic stm32mp1 config.
Right now only booting from SD card is supported.
Signed-off-by: Marcin Sloniewski <marcin.sloniewski@gmail.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/arch/arm/dts/stm32mp157c-odyssey-som.dtsi b/arch/arm/dts/stm32mp157c-odyssey-som.dtsi
new file mode 100644
index 0000000..83ff2e7
--- /dev/null
+++ b/arch/arm/dts/stm32mp157c-odyssey-som.dtsi
@@ -0,0 +1,364 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "stm32mp157.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxac-pinctrl.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+
+ model = "Seeed Studio Odyssey-STM32MP157C SOM";
+ compatible = "seeed,odyssey-stm32mp157c-som", "st,stm32mp157";
+
+ memory@c0000000 {
+ device_type = "memory";
+ reg = <0xc0000000 0x20000000>;
+ };
+
+ 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;
+ };
+
+ gpu_reserved: gpu@d4000000 {
+ reg = <0xd4000000 0x4000000>;
+ no-map;
+ };
+
+ optee@de000000 {
+ reg = <0xde000000 0x02000000>;
+ no-map;
+ };
+ };
+
+ led {
+ compatible = "gpio-leds";
+ blue {
+ label = "heartbeat";
+ gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ default-state = "off";
+ };
+ };
+
+};
+
+&gpu {
+ contiguous-area = <&gpu_reserved>;
+ status = "okay";
+};
+
+&i2c2 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c2_pins_a>;
+ pinctrl-1 = <&i2c2_sleep_pins_a>;
+ i2c-scl-rising-time-ns = <185>;
+ i2c-scl-falling-time-ns = <20>;
+ clock-frequency = <400000>;
+ status = "okay";
+ /* spare dmas for other usage */
+ /delete-property/dmas;
+ /delete-property/dma-names;
+
+ pmic: stpmic@33 {
+ compatible = "st,stpmic1";
+ reg = <0x33>;
+ interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ status = "okay";
+
+ regulators {
+ compatible = "st,stpmic1-regulators";
+ ldo1-supply = <&v3v3>;
+ ldo3-supply = <&vdd_ddr>;
+ ldo6-supply = <&v3v3>;
+ pwr_sw1-supply = <&bst_out>;
+ pwr_sw2-supply = <&bst_out>;
+
+ vddcore: buck1 {
+ regulator-name = "vddcore";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ vdd_ddr: buck2 {
+ regulator-name = "vdd_ddr";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ vdd: buck3 {
+ regulator-name = "vdd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ st,mask-reset;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ v3v3: buck4 {
+ regulator-name = "v3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-over-current-protection;
+ regulator-initial-mode = <0>;
+ };
+
+ v1v8_audio: ldo1 {
+ regulator-name = "v1v8_audio";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ interrupts = <IT_CURLIM_LDO1 0>;
+ };
+
+ v3v3_hdmi: ldo2 {
+ regulator-name = "v3v3_hdmi";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ interrupts = <IT_CURLIM_LDO2 0>;
+ };
+
+ vtt_ddr: ldo3 {
+ regulator-name = "vtt_ddr";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <750000>;
+ regulator-always-on;
+ regulator-over-current-protection;
+ };
+
+ vdd_usb: ldo4 {
+ regulator-name = "vdd_usb";
+ interrupts = <IT_CURLIM_LDO4 0>;
+ };
+
+ vdda: ldo5 {
+ regulator-name = "vdda";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ interrupts = <IT_CURLIM_LDO5 0>;
+ regulator-boot-on;
+ };
+
+ v1v2_hdmi: ldo6 {
+ regulator-name = "v1v2_hdmi";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ interrupts = <IT_CURLIM_LDO6 0>;
+ };
+
+ vref_ddr: vref_ddr {
+ regulator-name = "vref_ddr";
+ regulator-always-on;
+ };
+
+ bst_out: boost {
+ regulator-name = "bst_out";
+ interrupts = <IT_OCP_BOOST 0>;
+ };
+
+ vbus_otg: pwr_sw1 {
+ regulator-name = "vbus_otg";
+ interrupts = <IT_OCP_OTG 0>;
+ };
+
+ vbus_sw: pwr_sw2 {
+ regulator-name = "vbus_sw";
+ interrupts = <IT_OCP_SWOUT 0>;
+ regulator-active-discharge = <1>;
+ };
+ };
+
+ onkey {
+ compatible = "st,stpmic1-onkey";
+ interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
+ interrupt-names = "onkey-falling", "onkey-rising";
+ power-off-time-sec = <10>;
+ status = "okay";
+ };
+
+ watchdog {
+ compatible = "st,stpmic1-wdt";
+ status = "disabled";
+ };
+ };
+};
+
+&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";
+};
+
+&sdmmc2 {
+ pinctrl-names = "default", "opendrain", "sleep";
+ pinctrl-0 = <&sdmmc2_b4_pins_a>;
+ pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
+ pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
+ broken-cd;
+ disable-wp;
+ st,neg-edge;
+ bus-width = <4>;
+ vmmc-supply = <&v3v3>;
+ status = "okay";
+};
+
+&timers1 {
+ /* spare dmas for other usage */
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ pwm {
+ pinctrl-0 = <&pwm1_pins_a>;
+ pinctrl-1 = <&pwm1_sleep_pins_a>;
+ pinctrl-names = "default", "sleep";
+ status = "okay";
+ };
+ timer@0 {
+ status = "okay";
+ };
+};
+
+&timers3 {
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ pwm {
+ pinctrl-0 = <&pwm3_pins_a>;
+ pinctrl-1 = <&pwm3_sleep_pins_a>;
+ pinctrl-names = "default", "sleep";
+ status = "okay";
+ };
+ timer@2 {
+ status = "okay";
+ };
+};
+
+&timers4 {
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ pwm {
+ pinctrl-0 = <&pwm4_pins_a &pwm4_pins_b>;
+ pinctrl-1 = <&pwm4_sleep_pins_a &pwm4_sleep_pins_b>;
+ pinctrl-names = "default", "sleep";
+ status = "okay";
+ };
+ timer@3 {
+ status = "okay";
+ };
+};
+
+&timers5 {
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ pwm {
+ pinctrl-0 = <&pwm5_pins_a>;
+ pinctrl-1 = <&pwm5_sleep_pins_a>;
+ pinctrl-names = "default", "sleep";
+ status = "okay";
+ };
+ timer@4 {
+ status = "okay";
+ };
+};
+
+&timers6 {
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ timer@5 {
+ status = "okay";
+ };
+};
+
+&timers12 {
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "disabled";
+ pwm {
+ pinctrl-0 = <&pwm12_pins_a>;
+ pinctrl-1 = <&pwm12_sleep_pins_a>;
+ pinctrl-names = "default", "sleep";
+ status = "okay";
+ };
+ timer@11 {
+ status = "okay";
+ };
+};
+
+&vrefbuf {
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ vdda-supply = <&vdd>;
+ status = "okay";
+};