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u-boot/arch/arm/dts/stm32mp157c-ed1.dts
Patrice Chotard 21299d3a68 ARM: dts: stm32mp157c-ed1: Add regulator node 
Add regulator nodes needed by stpmu1 regulator driver
Add vmmc-supply and vqmmc-supply regulator property for
sdmmc1 and sdmmc2.

Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
2018-05-08 09:07:39 -04:00

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/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/*
* Copyright (C) STMicroelectronics 2017 - All Rights Reserved
* Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/stm32-pinfunc.h>
#include <dt-bindings/mfd/st,stpmu1.h>
/ {
model = "STMicroelectronics STM32MP157C pmic eval daughter";
compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
chosen {
bootargs = "earlyprintk console=ttyS3,115200 root=/dev/ram";
stdout-path = "serial3:115200n8";
};
memory {
reg = <0xC0000000 0x40000000>;
};
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 = <&gpiof 14 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <1800000 0x1 2900000 0x0>;
};
};
&gpioa {
status = "okay";
};
&gpiob {
status = "okay";
};
&gpioc {
status = "okay";
};
&gpiod {
status = "okay";
};
&gpioe {
status = "okay";
};
&gpiof {
status = "okay";
};
&gpiog {
status = "okay";
};
&gpioh {
status = "okay";
};
&gpioi {
status = "okay";
};
&gpioj {
status = "okay";
};
&gpiok {
status = "okay";
};
&gpioz {
status = "okay";
};
&pinctrl {
uart4_pins_a: uart4@0 {
pins1 {
pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
bias-disable;
};
};
sdmmc1_b4_pins_a: sdmmc1-b4@0 {
pins {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
<STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
<STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
<STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
<STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
<STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
slew-rate = <3>;
drive-push-pull;
bias-disable;
};
};
sdmmc1_dir_pins_a: sdmmc1-dir@0 {
pins {
pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
<STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
<STM32_PINMUX('B', 9, AF11)>, /* SDMMC1_CDIR */
<STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
slew-rate = <3>;
drive-push-pull;
bias-pull-up;
};
};
sdmmc2_b4_pins_a: sdmmc2-b4@0 {
pins {
pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
<STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
<STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */
<STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */
<STM32_PINMUX('E', 3, AF9)>, /* SDMMC2_CK */
<STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
slew-rate = <3>;
drive-push-pull;
bias-pull-up;
};
};
sdmmc2_d47_pins_a: sdmmc2-d47@0 {
pins {
pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
<STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
<STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
<STM32_PINMUX('D', 3, AF9)>; /* SDMMC2_D7 */
slew-rate = <3>;
drive-push-pull;
bias-pull-up;
};
};
};
&pinctrl_z {
i2c4_pins_a: i2c4@0 {
pins {
pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
<STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
bias-disable;
drive-open-drain;
slew-rate = <0>;
};
};
};
&i2c4 {
pinctrl-names = "default";
pinctrl-0 = <&i2c4_pins_a>;
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
status = "okay";
pmic: stpmu1@33 {
compatible = "st,stpmu1";
reg = <0x33>;
interrupts = <0 2>;
interrupt-parent = <&gpioa>;
interrupt-controller;
#interrupt-cells = <2>;
status = "okay";
st,main_control_register = <0x04>;
st,vin_control_register = <0xc0>;
st,usb_control_register = <0x30>;
regulators {
compatible = "st,stpmu1-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 = <800000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-initial-mode = <2>;
regulator-over-current-protection;
regulator-state-standby {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1200000>;
regulator-mode = <8>;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vdd_ddr: buck2 {
regulator-name = "vdd_ddr";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-initial-mode = <2>;
regulator-over-current-protection;
regulator-state-standby {
regulator-suspend-microvolt = <1350000>;
regulator-on-in-suspend;
regulator-mode = <8>;
};
regulator-state-mem {
regulator-suspend-microvolt = <1350000>;
regulator-on-in-suspend;
regulator-mode = <8>;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vdd: buck3 {
regulator-name = "vdd";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
st,mask_reset;
regulator-initial-mode = <8>;
regulator-over-current-protection;
regulator-state-standby {
regulator-suspend-microvolt = <3300000>;
regulator-on-in-suspend;
regulator-mode = <8>;
};
regulator-state-mem {
regulator-suspend-microvolt = <3300000>;
regulator-on-in-suspend;
regulator-mode = <8>;
};
regulator-state-disk {
regulator-suspend-microvolt = <3300000>;
regulator-on-in-suspend;
regulator-mode = <8>;
};
};
v3v3: buck4 {
regulator-name = "v3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-over-current-protection;
regulator-initial-mode = <8>;
regulator-state-standby {
regulator-suspend-microvolt = <3300000>;
regulator-unchanged-in-suspend;
regulator-mode = <8>;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vdda: ldo1 {
regulator-name = "vdda";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO1 0>;
interrupt-parent = <&pmic>;
regulator-state-standby {
regulator-suspend-microvolt = <2900000>;
regulator-unchanged-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
v2v8: ldo2 {
regulator-name = "v2v8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
interrupts = <IT_CURLIM_LDO2 0>;
interrupt-parent = <&pmic>;
regulator-state-standby {
regulator-suspend-microvolt = <2800000>;
regulator-unchanged-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vtt_ddr: ldo3 {
regulator-name = "vtt_ddr";
regulator-min-microvolt = <0000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-over-current-protection;
regulator-state-standby {
regulator-off-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vdd_usb: ldo4 {
regulator-name = "vdd_usb";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
interrupts = <IT_CURLIM_LDO4 0>;
interrupt-parent = <&pmic>;
regulator-state-standby {
regulator-unchanged-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vdd_sd: ldo5 {
regulator-name = "vdd_sd";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO5 0>;
interrupt-parent = <&pmic>;
regulator-boot-on;
regulator-state-standby {
regulator-suspend-microvolt = <2900000>;
regulator-unchanged-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
v1v8: ldo6 {
regulator-name = "v1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
interrupts = <IT_CURLIM_LDO6 0>;
interrupt-parent = <&pmic>;
regulator-state-standby {
regulator-suspend-microvolt = <1800000>;
regulator-unchanged-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
vref_ddr: vref_ddr {
regulator-name = "vref_ddr";
regulator-always-on;
regulator-over-current-protection;
regulator-state-standby {
regulator-on-in-suspend;
};
regulator-state-mem {
regulator-on-in-suspend;
};
regulator-state-disk {
regulator-off-in-suspend;
};
};
bst_out: boost {
regulator-name = "bst_out";
interrupts = <IT_OCP_BOOST 0>;
interrupt-parent = <&pmic>;
};
vbus_otg: pwr_sw1 {
regulator-name = "vbus_otg";
interrupts = <IT_OCP_OTG 0>;
interrupt-parent = <&pmic>;
regulator-active-discharge;
};
vbus_sw: pwr_sw2 {
regulator-name = "vbus_sw";
interrupts = <IT_OCP_SWOUT 0>;
interrupt-parent = <&pmic>;
regulator-active-discharge;
};
};
};
};
&sdmmc1 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
broken-cd;
st,dirpol;
st,negedge;
st,pin-ckin;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
vqmmc-supply = <&sd_switch>;
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-ddr50;
sd-uhs-sdr104;
status = "okay";
};
&sdmmc2 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
non-removable;
no-sd;
no-sdio;
st,dirpol;
st,negedge;
bus-width = <8>;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};
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