// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (c) 2022, Matti Lehtimäki <[email protected]>
* Copyright (c) 2023, Bryant Mairs <[email protected]>
*/
/dts-v1/;
#include <dt-bindings/input/input.h>
#include <dt-bindings/power/summit,smb347-charger.h>
#include "qcom-msm8226.dtsi"
#include "pm8226.dtsi"
/delete-node/ &adsp_region;
/delete-node/ &smem_region;
/ {
model = "Samsung Galaxy Tab 4 8.0 Wi-Fi";
compatible = "samsung,milletwifi", "qcom,apq8026";
chassis-type = "tablet";
aliases {
display0 = &framebuffer0;
mmc0 = &sdhc_1; /* SDC1 eMMC slot */
mmc1 = &sdhc_2; /* SDC2 SD card slot */
};
chosen {
#address-cells = <1>;
#size-cells = <1>;
ranges;
stdout-path = "display0";
framebuffer0: framebuffer@3200000 {
compatible = "simple-framebuffer";
reg = <0x03200000 0x800000>;
width = <800>;
height = <1280>;
stride = <(800 * 3)>;
format = "r8g8b8";
};
};
gpio-hall-sensor {
compatible = "gpio-keys";
event-hall-sensor {
label = "Cover";
gpios = <&tlmm 37 GPIO_ACTIVE_LOW>;
linux,input-type = <EV_SW>;
linux,code = <SW_LID>;
debounce-interval = <15>;
linux,can-disable;
wakeup-source;
};
};
gpio-keys {
compatible = "gpio-keys";
autorepeat;
key-home {
label = "Home";
gpios = <&tlmm 108 GPIO_ACTIVE_LOW>;
linux,code = <KEY_HOMEPAGE>;
debounce-interval = <15>;
};
key-volume-down {
label = "Volume Down";
gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
linux,code = <KEY_VOLUMEDOWN>;
debounce-interval = <15>;
};
key-volume-up {
label = "Volume Up";
gpios = <&tlmm 106 GPIO_ACTIVE_LOW>;
linux,code = <KEY_VOLUMEUP>;
debounce-interval = <15>;
};
};
i2c-backlight {
compatible = "i2c-gpio";
sda-gpios = <&tlmm 20 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
scl-gpios = <&tlmm 21 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
pinctrl-0 = <&backlight_i2c_default_state>;
pinctrl-names = "default";
i2c-gpio,delay-us = <4>;
#address-cells = <1>;
#size-cells = <0>;
backlight@2c {
compatible = "ti,lp8556";
reg = <0x2c>;
enable-supply = <®_backlight_vddio>;
dev-ctrl = /bits/ 8 <0x80>;
init-brt = /bits/ 8 <0x3f>;
/*
* Change transition duration: 200ms, Change
* transition strength: heavy, PWM hysteresis:
* 1-bit w/ 8-bit resolution
*/
rom-a3h {
rom-addr = /bits/ 8 <0xa3>;
rom-val = /bits/ 8 <0x5e>;
};
/*
* PWM phase configuration: 3-phase/3 drivers
* (0, 120deg, 240deg, -, -, -),
* PWM frequency: 9616Hz (10-bit)
*/
rom-a5h {
rom-addr = /bits/ 8 <0xa5>;
rom-val = /bits/ 8 <0x34>;
};
/*
* Enable LED drivers 2 & 3, Boot inductor
* current limit: 1.5A/2.6A
*/
rom-a7h {
rom-addr = /bits/ 8 <0xa7>;
rom-val = /bits/ 8 <0xfa>;
};
};
};
reg_backlight_vddio: regulator-backlight-vddio {
compatible = "regulator-fixed";
regulator-name = "backlight_vddio";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&tlmm 74 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-0 = <&backlight_vddio_default_state>;
pinctrl-names = "default";
};
reg_tsp_1p8v: regulator-tsp-1p8v {
compatible = "regulator-fixed";
regulator-name = "tsp_1p8v";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&tlmm 114 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-0 = <&tsp_en1_default_state>;
pinctrl-names = "default";
};
reg_tsp_3p3v: regulator-tsp-3p3v {
compatible = "regulator-fixed";
regulator-name = "tsp_3p3v";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&tlmm 31 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-0 = <&tsp_en_default_state>;
pinctrl-names = "default";
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
framebuffer@3200000 {
reg = <0x03200000 0x800000>;
no-map;
};
mpss_region: mpss@8400000 {
reg = <0x08400000 0x1f00000>;
no-map;
};
mba_region: mba@a300000 {
reg = <0x0a300000 0x100000>;
no-map;
};
reserved@cb00000 {
reg = <0x0cb00000 0x700000>;
no-map;
};
wcnss_region: wcnss@d200000 {
reg = <0x0d200000 0x700000>;
no-map;
};
adsp_region: adsp@d900000 {
reg = <0x0d900000 0x1800000>;
no-map;
};
venus@f100000 {
reg = <0x0f100000 0x500000>;
no-map;
};
smem_region: smem@fa00000 {
reg = <0x0fa00000 0x100000>;
no-map;
};
reserved@fb00000 {
reg = <0x0fb00000 0x260000>;
no-map;
};
rfsa@fd60000 {
reg = <0x0fd60000 0x20000>;
no-map;
};
rmtfs@fd80000 {
compatible = "qcom,rmtfs-mem";
reg = <0x0fd80000 0x180000>;
no-map;
qcom,client-id = <1>;
};
};
};
&blsp1_i2c2 {
status = "okay";
accelerometer@1d {
compatible = "st,lis2hh12";
reg = <0x1d>;
interrupts-extended = <&tlmm 54 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-0 = <&accel_int_default_state>;
pinctrl-names = "default";
vdd-supply = <&pm8226_l19>;
vddio-supply = <&pm8226_lvs1>;
mount-matrix = "0", "1", "0",
"-1", "0", "0",
"0", "0", "1";
st,drdy-int-pin = <1>;
};
};
&blsp1_i2c3 {
status = "okay";
charger@6a {
compatible = "summit,smb358";
reg = <0x6a>;
interrupts-extended = <&tlmm 115 IRQ_TYPE_EDGE_FALLING>;
pinctrl-0 = <&charger_int_default_state>;
pinctrl-names = "default";
summit,enable-usb-charging;
summit,enable-charge-control = <SMB3XX_CHG_ENABLE_SW>;
summit,fast-voltage-threshold-microvolt = <3000000>;
summit,chip-temperature-threshold-celsius = <130>;
summit,usb-current-limit-microamp = <1500000>;
};
};
&blsp1_i2c4 {
status = "okay";
muic: usb-switch@25 {
compatible = "siliconmitus,sm5502-muic";
reg = <0x25>;
interrupts-extended = <&tlmm 67 IRQ_TYPE_EDGE_FALLING>;
pinctrl-0 = <&muic_int_default_state>;
pinctrl-names = "default";
};
};
&blsp1_i2c5 {
status = "okay";
touchscreen@48 {
compatible = "melfas,mms252", "melfas,mms114";
reg = <0x48>;
interrupts-extended = <&tlmm 17 IRQ_TYPE_EDGE_FALLING>;
touchscreen-size-x = <800>;
touchscreen-size-y = <1280>;
avdd-supply = <®_tsp_3p3v>;
vdd-supply = <®_tsp_1p8v>;
linux,keycodes = <KEY_APPSELECT KEY_BACK>;
pinctrl-0 = <&tsp_int_rst_default_state>;
pinctrl-names = "default";
};
};
&rpm_requests {
regulators {
compatible = "qcom,rpm-pm8226-regulators";
pm8226_s3: s3 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1300000>;
};
pm8226_s4: s4 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
pm8226_s5: s5 {
regulator-min-microvolt = <1150000>;
regulator-max-microvolt = <1150000>;
};
pm8226_l1: l1 {
regulator-min-microvolt = <1225000>;
regulator-max-microvolt = <1225000>;
};
pm8226_l2: l2 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
pm8226_l3: l3 {
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1337500>;
regulator-always-on;
};
pm8226_l4: l4 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
pm8226_l5: l5 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
pm8226_l6: l6 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
pm8226_l7: l7 {
regulator-min-microvolt = <1850000>;
regulator-max-microvolt = <1850000>;
};
pm8226_l8: l8 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
pm8226_l9: l9 {
regulator-min-microvolt = <2050000>;
regulator-max-microvolt = <2050000>;
};
pm8226_l10: l10 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
pm8226_l12: l12 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
pm8226_l14: l14 {
regulator-min-microvolt = <2750000>;
regulator-max-microvolt = <2750000>;
};
pm8226_l15: l15 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
};
pm8226_l16: l16 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3350000>;
};
pm8226_l17: l17 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
regulator-system-load = <200000>;
regulator-allow-set-load;
regulator-always-on;
};
pm8226_l18: l18 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
};
pm8226_l19: l19 {
regulator-min-microvolt = <2850000>;
regulator-max-microvolt = <3000000>;
};
pm8226_l20: l20 {
regulator-min-microvolt = <3075000>;
regulator-max-microvolt = <3075000>;
};
pm8226_l21: l21 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2950000>;
};
pm8226_l22: l22 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
};
pm8226_l23: l23 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
};
pm8226_l24: l24 {
regulator-min-microvolt = <1300000>;
regulator-max-microvolt = <1350000>;
};
pm8226_l25: l25 {
regulator-min-microvolt = <1775000>;
regulator-max-microvolt = <2125000>;
};
pm8226_l26: l26 {
regulator-min-microvolt = <1225000>;
regulator-max-microvolt = <1300000>;
};
pm8226_l27: l27 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
pm8226_l28: l28 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2950000>;
};
pm8226_lvs1: lvs1 {};
};
};
&sdhc_1 {
vmmc-supply = <&pm8226_l17>;
vqmmc-supply = <&pm8226_l6>;
bus-width = <8>;
non-removable;
status = "okay";
};
&sdhc_2 {
vmmc-supply = <&pm8226_l18>;
vqmmc-supply = <&pm8226_l21>;
bus-width = <4>;
cd-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
pinctrl-0 = <&sdhc2_default_state>, <&sdc2_cd_default_state>;
pinctrl-names = "default";
status = "okay";
};
&tlmm {
accel_int_default_state: accel-int-default-state {
pins = "gpio54";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
backlight_i2c_default_state: backlight-i2c-default-state {
pins = "gpio20", "gpio21";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
backlight_vddio_default_state: backlight-vddio-default-state {
pins = "gpio74";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
charger_int_default_state: charger-int-default-state {
pins = "gpio115";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
muic_int_default_state: muic-int-default-state {
pins = "gpio67";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
sdc2_cd_default_state: sdc2-cd-default-state {
pins = "gpio38";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
tsp_en_default_state: tsp-en-default-state {
pins = "gpio31";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
tsp_en1_default_state: tsp-en1-default-state {
pins = "gpio114";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
tsp_int_rst_default_state: tsp-int-rst-default-state {
pins = "gpio17";
function = "gpio";
drive-strength = <10>;
bias-pull-up;
};
};
&usb {
extcon = <&muic>, <&muic>;
status = "okay";
};
&usb_hs_phy {
extcon = <&muic>;
v1p8-supply = <&pm8226_l10>;
v3p3-supply = <&pm8226_l20>;
};
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