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linux_dsm_epyc7002/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
Eddie Huang 3ea064b1e5 ARM64: dts: Mediatek: mt8173-evb: fix access MMC fail issue 
MT8173 E1 chip has one bug that if turn off USB power domain, vcore
power will also be off, thus cause modules using vcore power domain
fail, like MMC. The E1 chip only found on MT8173-evb board and this
board only has E1 chip, so implement this as a board specific
workaround.

Pwrapper use vcore power, so add pwrapper using USB power domain to
keep USB power domain not to zero and disabled.

Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2016-02-19 11:05:09 +01:00

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/*
* Copyright (c) 2014 MediaTek Inc.
* Author: Eddie Huang <eddie.huang@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "mt8173.dtsi"
/ {
model = "MediaTek MT8173 evaluation board";
compatible = "mediatek,mt8173-evb", "mediatek,mt8173";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
};
memory@40000000 {
device_type = "memory";
reg = <0 0x40000000 0 0x80000000>;
};
chosen { };
usb_p1_vbus: regulator@0 {
compatible = "regulator-fixed";
regulator-name = "usb_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&pio 130 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
};
&i2c1 {
status = "okay";
buck: da9211@68 {
compatible = "dlg,da9211";
reg = <0x68>;
regulators {
da9211_vcpu_reg: BUCKA {
regulator-name = "VBUCKA";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1310000>;
regulator-min-microamp = <2000000>;
regulator-max-microamp = <4400000>;
regulator-ramp-delay = <10000>;
regulator-always-on;
};
da9211_vgpu_reg: BUCKB {
regulator-name = "VBUCKB";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1310000>;
regulator-min-microamp = <2000000>;
regulator-max-microamp = <3000000>;
regulator-ramp-delay = <10000>;
};
};
};
};
&mmc0 {
status = "okay";
pinctrl-names = "default", "state_uhs";
pinctrl-0 = <&mmc0_pins_default>;
pinctrl-1 = <&mmc0_pins_uhs>;
bus-width = <8>;
max-frequency = <50000000>;
cap-mmc-highspeed;
vmmc-supply = <&mt6397_vemc_3v3_reg>;
vqmmc-supply = <&mt6397_vio18_reg>;
non-removable;
};
&mmc1 {
status = "okay";
pinctrl-names = "default", "state_uhs";
pinctrl-0 = <&mmc1_pins_default>;
pinctrl-1 = <&mmc1_pins_uhs>;
bus-width = <4>;
max-frequency = <50000000>;
cap-sd-highspeed;
sd-uhs-sdr25;
cd-gpios = <&pio 132 0>;
vmmc-supply = <&mt6397_vmch_reg>;
vqmmc-supply = <&mt6397_vmc_reg>;
};
&pio {
disp_pwm0_pins: disp_pwm0_pins {
pins1 {
pinmux = <MT8173_PIN_87_DISP_PWM0__FUNC_DISP_PWM0>;
output-low;
};
};
mmc0_pins_default: mmc0default {
pins_cmd_dat {
pinmux = <MT8173_PIN_57_MSDC0_DAT0__FUNC_MSDC0_DAT0>,
<MT8173_PIN_58_MSDC0_DAT1__FUNC_MSDC0_DAT1>,
<MT8173_PIN_59_MSDC0_DAT2__FUNC_MSDC0_DAT2>,
<MT8173_PIN_60_MSDC0_DAT3__FUNC_MSDC0_DAT3>,
<MT8173_PIN_61_MSDC0_DAT4__FUNC_MSDC0_DAT4>,
<MT8173_PIN_62_MSDC0_DAT5__FUNC_MSDC0_DAT5>,
<MT8173_PIN_63_MSDC0_DAT6__FUNC_MSDC0_DAT6>,
<MT8173_PIN_64_MSDC0_DAT7__FUNC_MSDC0_DAT7>,
<MT8173_PIN_66_MSDC0_CMD__FUNC_MSDC0_CMD>;
input-enable;
bias-pull-up;
};
pins_clk {
pinmux = <MT8173_PIN_65_MSDC0_CLK__FUNC_MSDC0_CLK>;
bias-pull-down;
};
pins_rst {
pinmux = <MT8173_PIN_68_MSDC0_RST___FUNC_MSDC0_RSTB>;
bias-pull-up;
};
};
mmc1_pins_default: mmc1default {
pins_cmd_dat {
pinmux = <MT8173_PIN_73_MSDC1_DAT0__FUNC_MSDC1_DAT0>,
<MT8173_PIN_74_MSDC1_DAT1__FUNC_MSDC1_DAT1>,
<MT8173_PIN_75_MSDC1_DAT2__FUNC_MSDC1_DAT2>,
<MT8173_PIN_76_MSDC1_DAT3__FUNC_MSDC1_DAT3>,
<MT8173_PIN_78_MSDC1_CMD__FUNC_MSDC1_CMD>;
input-enable;
drive-strength = <MTK_DRIVE_4mA>;
bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
};
pins_clk {
pinmux = <MT8173_PIN_77_MSDC1_CLK__FUNC_MSDC1_CLK>;
bias-pull-down;
drive-strength = <MTK_DRIVE_4mA>;
};
pins_insert {
pinmux = <MT8173_PIN_132_I2S0_DATA1__FUNC_GPIO132>;
bias-pull-up;
};
};
mmc0_pins_uhs: mmc0 {
pins_cmd_dat {
pinmux = <MT8173_PIN_57_MSDC0_DAT0__FUNC_MSDC0_DAT0>,
<MT8173_PIN_58_MSDC0_DAT1__FUNC_MSDC0_DAT1>,
<MT8173_PIN_59_MSDC0_DAT2__FUNC_MSDC0_DAT2>,
<MT8173_PIN_60_MSDC0_DAT3__FUNC_MSDC0_DAT3>,
<MT8173_PIN_61_MSDC0_DAT4__FUNC_MSDC0_DAT4>,
<MT8173_PIN_62_MSDC0_DAT5__FUNC_MSDC0_DAT5>,
<MT8173_PIN_63_MSDC0_DAT6__FUNC_MSDC0_DAT6>,
<MT8173_PIN_64_MSDC0_DAT7__FUNC_MSDC0_DAT7>,
<MT8173_PIN_66_MSDC0_CMD__FUNC_MSDC0_CMD>;
input-enable;
drive-strength = <MTK_DRIVE_2mA>;
bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
};
pins_clk {
pinmux = <MT8173_PIN_65_MSDC0_CLK__FUNC_MSDC0_CLK>;
drive-strength = <MTK_DRIVE_2mA>;
bias-pull-down = <MTK_PUPD_SET_R1R0_01>;
};
pins_rst {
pinmux = <MT8173_PIN_68_MSDC0_RST___FUNC_MSDC0_RSTB>;
bias-pull-up;
};
};
mmc1_pins_uhs: mmc1 {
pins_cmd_dat {
pinmux = <MT8173_PIN_73_MSDC1_DAT0__FUNC_MSDC1_DAT0>,
<MT8173_PIN_74_MSDC1_DAT1__FUNC_MSDC1_DAT1>,
<MT8173_PIN_75_MSDC1_DAT2__FUNC_MSDC1_DAT2>,
<MT8173_PIN_76_MSDC1_DAT3__FUNC_MSDC1_DAT3>,
<MT8173_PIN_78_MSDC1_CMD__FUNC_MSDC1_CMD>;
input-enable;
drive-strength = <MTK_DRIVE_4mA>;
bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
};
pins_clk {
pinmux = <MT8173_PIN_77_MSDC1_CLK__FUNC_MSDC1_CLK>;
drive-strength = <MTK_DRIVE_4mA>;
bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
};
};
};
&pwm0 {
pinctrl-names = "default";
pinctrl-0 = <&disp_pwm0_pins>;
status = "okay";
};
&pwrap {
/* Only MT8173 E1 needs USB power domain */
power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
pmic: mt6397 {
compatible = "mediatek,mt6397";
interrupt-parent = <&pio>;
interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <2>;
mt6397regulator: mt6397regulator {
compatible = "mediatek,mt6397-regulator";
mt6397_vpca15_reg: buck_vpca15 {
regulator-compatible = "buck_vpca15";
regulator-name = "vpca15";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vpca7_reg: buck_vpca7 {
regulator-compatible = "buck_vpca7";
regulator-name = "vpca7";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <115>;
};
mt6397_vsramca15_reg: buck_vsramca15 {
regulator-compatible = "buck_vsramca15";
regulator-name = "vsramca15";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vsramca7_reg: buck_vsramca7 {
regulator-compatible = "buck_vsramca7";
regulator-name = "vsramca7";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vcore_reg: buck_vcore {
regulator-compatible = "buck_vcore";
regulator-name = "vcore";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vgpu_reg: buck_vgpu {
regulator-compatible = "buck_vgpu";
regulator-name = "vgpu";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <115>;
};
mt6397_vdrm_reg: buck_vdrm {
regulator-compatible = "buck_vdrm";
regulator-name = "vdrm";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1400000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vio18_reg: buck_vio18 {
regulator-compatible = "buck_vio18";
regulator-name = "vio18";
regulator-min-microvolt = <1620000>;
regulator-max-microvolt = <1980000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
};
mt6397_vtcxo_reg: ldo_vtcxo {
regulator-compatible = "ldo_vtcxo";
regulator-name = "vtcxo";
regulator-always-on;
};
mt6397_va28_reg: ldo_va28 {
regulator-compatible = "ldo_va28";
regulator-name = "va28";
regulator-always-on;
};
mt6397_vcama_reg: ldo_vcama {
regulator-compatible = "ldo_vcama";
regulator-name = "vcama";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vio28_reg: ldo_vio28 {
regulator-compatible = "ldo_vio28";
regulator-name = "vio28";
regulator-always-on;
};
mt6397_vusb_reg: ldo_vusb {
regulator-compatible = "ldo_vusb";
regulator-name = "vusb";
};
mt6397_vmc_reg: ldo_vmc {
regulator-compatible = "ldo_vmc";
regulator-name = "vmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vmch_reg: ldo_vmch {
regulator-compatible = "ldo_vmch";
regulator-name = "vmch";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vemc_3v3_reg: ldo_vemc3v3 {
regulator-compatible = "ldo_vemc3v3";
regulator-name = "vemc_3v3";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vgp1_reg: ldo_vgp1 {
regulator-compatible = "ldo_vgp1";
regulator-name = "vcamd";
regulator-min-microvolt = <1220000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <240>;
};
mt6397_vgp2_reg: ldo_vgp2 {
regulator-compatible = "ldo_vgp2";
regulator-name = "vcamio";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vgp3_reg: ldo_vgp3 {
regulator-compatible = "ldo_vgp3";
regulator-name = "vcamaf";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vgp4_reg: ldo_vgp4 {
regulator-compatible = "ldo_vgp4";
regulator-name = "vgp4";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vgp5_reg: ldo_vgp5 {
regulator-compatible = "ldo_vgp5";
regulator-name = "vgp5";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vgp6_reg: ldo_vgp6 {
regulator-compatible = "ldo_vgp6";
regulator-name = "vgp6";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
mt6397_vibr_reg: ldo_vibr {
regulator-compatible = "ldo_vibr";
regulator-name = "vibr";
regulator-min-microvolt = <1300000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <218>;
};
};
};
};
&pio {
spi_pins_a: spi0 {
pins_spi {
pinmux = <MT8173_PIN_69_SPI_CK__FUNC_SPI_CK_0_>,
<MT8173_PIN_70_SPI_MI__FUNC_SPI_MI_0_>,
<MT8173_PIN_71_SPI_MO__FUNC_SPI_MO_0_>,
<MT8173_PIN_72_SPI_CS__FUNC_SPI_CS_0_>;
};
};
};
&spi {
pinctrl-names = "default";
pinctrl-0 = <&spi_pins_a>;
mediatek,pad-select = <0>;
status = "okay";
};
&uart0 {
status = "okay";
};
&usb30 {
vusb33-supply = <&mt6397_vusb_reg>;
vbus-supply = <&usb_p1_vbus>;
mediatek,wakeup-src = <1>;
};
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