// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (C) 2020 Manivannan Sadhasivam
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/mfd/st,stpmic1.h>
/ {
aliases {
mmc0 = &sdmmc1;
serial0 = &uart4;
serial1 = &uart7;
serial2 = &usart2;
spi0 = &spi4;
};
chosen {
stdout-path = "serial1:115200n8";
};
memory@c0000000 {
device_type = "memory";
reg = <0xc0000000 0x10000000>;
};
led {
compatible = "gpio-leds";
led1 {
label = "green:user1";
gpios = <&gpioa 13 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
default-state = "off";
};
led2 {
label = "green:user2";
gpios = <&gpioh 3 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc0";
default-state = "off";
};
led3 {
label = "green:user3";
gpios = <&gpioh 2 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc1";
default-state = "off";
};
led4 {
label = "green:user4";
gpios = <&gpiof 12 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "none";
default-state = "off";
panic-indicator;
};
};
sd_switch: regulator-sd_switch {
compatible = "regulator-gpio";
regulator-name = "sd_switch";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2900000>;
regulator-type = "voltage";
regulator-always-on;
gpios = <&gpioa 8 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <1800000 0x1>,
<2900000 0x0>;
};
};
/* Only headless mode is supported */
&gpu {
status = "disabled";
};
/* LS-I2C0 */
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
i2c-scl-rising-time-ns = <1000>;
i2c-scl-falling-time-ns = <300>;
status = "okay";
/delete-property/dmas;
/delete-property/dma-names;
};
&i2c4 {
pinctrl-names = "default";
pinctrl-0 = <&i2c4_pins_a>;
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
status = "okay";
/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>;
ldo2-supply = <&v3v3>;
ldo3-supply = <&vdd_ddr>;
ldo5-supply = <&v3v3>;
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 = <1500000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-initial-mode = <0>;
regulator-over-current-protection;
};
vdd: buck3 {
regulator-name = "vdd";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
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>;
};
vdda: ldo1 {
regulator-name = "vdda";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
interrupts = <IT_CURLIM_LDO1 0>;
};
v2v9: ldo2 {
regulator-name = "v2v9";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
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>;
};
vdd_sd: ldo5 {
regulator-name = "vdd_sd";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO5 0>;
regulator-boot-on;
};
v1v8: ldo6 {
regulator-name = "v1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
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>;
regulator-active-discharge = <1>;
};
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 1>;
interrupt-names = "onkey-falling", "onkey-rising";
status = "okay";
};
watchdog {
compatible = "st,stpmic1-wdt";
status = "disabled";
};
};
};
&iwdg2 {
timeout-sec = <32>;
status = "okay";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&rng1 {
status = "okay";
};
&rtc {
status = "okay";
};
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_b>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_b>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_b>;
broken-cd;
disable-wp;
st,sig-dir;
st,neg-edge;
st,use-ckin;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
vqmmc-supply = <&sd_switch>;
status = "okay";
};
/* LS-SPI0 */
&spi4 {
pinctrl-names = "default";
pinctrl-0 = <&spi4_pins_a>;
cs-gpios = <&gpioe 11 GPIO_ACTIVE_HIGH>;
status = "okay";
};
/* BG96 */
&usart2 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&usart2_pins_b>;
pinctrl-1 = <&usart2_sleep_pins_b>;
uart-has-rtscts;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
};
/* LS-UART0 */
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_c>;
uart-has-rtscts;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
};
/* Debug console */
&uart7 {
pinctrl-names = "default";
pinctrl-0 = <&uart7_pins_b>;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
};
&usbh_ehci {
phys = <&usbphyc_port0>;
phy-names = "usb";
status = "okay";
};
&usbotg_hs {
dr_mode = "peripheral";
pinctrl-0 = <&usbotg_hs_pins_a>;
pinctrl-names = "default";
phy-names = "usb2-phy";
phys = <&usbphyc_port1 0>;
vbus-supply = <&vbus_otg>;
status = "okay";
};
&usbphyc {
status = "okay";
};
&usbphyc_port0 {
phy-supply = <&vdd_usb>;
};
&usbphyc_port1 {
phy-supply = <&vdd_usb>;
};