0001 // SPDX-License-Identifier: GPL-2.0-only
0002 // Copyright (C) 2020 Stephan Gerhold
0003
0004 /dts-v1/;
0005
0006 #include "msm8916-pm8916.dtsi"
0007 #include <dt-bindings/gpio/gpio.h>
0008 #include <dt-bindings/input/input.h>
0009 #include <dt-bindings/leds/common.h>
0010
0011 / {
0012 model = "Xiaomi Redmi 2 (Wingtech WT88047)";
0013 compatible = "wingtech,wt88047", "qcom,msm8916";
0014 chassis-type = "handset";
0015
0016 aliases {
0017 serial0 = &blsp1_uart2;
0018 };
0019
0020 chosen {
0021 stdout-path = "serial0";
0022 };
0023
0024 gpio-keys {
0025 compatible = "gpio-keys";
0026
0027 pinctrl-names = "default";
0028 pinctrl-0 = <&gpio_keys_default>;
0029
0030 label = "GPIO Buttons";
0031
0032 button-volume-up {
0033 label = "Volume Up";
0034 gpios = <&msmgpio 107 GPIO_ACTIVE_LOW>;
0035 linux,code = <KEY_VOLUMEUP>;
0036 };
0037 };
0038
0039 usb_id: usb-id {
0040 compatible = "linux,extcon-usb-gpio";
0041 id-gpio = <&msmgpio 110 GPIO_ACTIVE_HIGH>;
0042 pinctrl-names = "default";
0043 pinctrl-0 = <&usb_id_default>;
0044 };
0045 };
0046
0047 &blsp_i2c2 {
0048 status = "okay";
0049
0050 imu@68 {
0051 compatible = "invensense,mpu6880";
0052 reg = <0x68>;
0053
0054 interrupt-parent = <&msmgpio>;
0055 interrupts = <115 IRQ_TYPE_EDGE_RISING>;
0056
0057 vdd-supply = <&pm8916_l17>;
0058 vddio-supply = <&pm8916_l6>;
0059
0060 pinctrl-names = "default";
0061 pinctrl-0 = <&imu_default>;
0062
0063 mount-matrix = "1", "0", "0",
0064 "0", "-1", "0",
0065 "0", "0", "1";
0066 };
0067 };
0068
0069 &blsp_i2c5 {
0070 status = "okay";
0071
0072 touchscreen@38 {
0073 /* Likely some other model but works just fine with this one */
0074 compatible = "edt,edt-ft5506";
0075 reg = <0x38>;
0076
0077 interrupt-parent = <&msmgpio>;
0078 interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
0079
0080 reset-gpios = <&msmgpio 12 GPIO_ACTIVE_LOW>;
0081
0082 vcc-supply = <&pm8916_l17>;
0083 iovcc-supply = <&pm8916_l6>;
0084
0085 touchscreen-size-x = <720>;
0086 touchscreen-size-y = <1280>;
0087
0088 pinctrl-names = "default";
0089 pinctrl-0 = <&touchscreen_default>;
0090 };
0091 };
0092
0093 &blsp_i2c6 {
0094 status = "okay";
0095
0096 led-controller@45 {
0097 compatible = "awinic,aw2013";
0098 reg = <0x45>;
0099 #address-cells = <1>;
0100 #size-cells = <0>;
0101
0102 vcc-supply = <&pm8916_l16>;
0103
0104 led@0 {
0105 reg = <0>;
0106 led-max-microamp = <15000>;
0107 function = LED_FUNCTION_INDICATOR;
0108 color = <LED_COLOR_ID_RED>;
0109 };
0110
0111 led@1 {
0112 reg = <1>;
0113 led-max-microamp = <15000>;
0114 function = LED_FUNCTION_INDICATOR;
0115 color = <LED_COLOR_ID_GREEN>;
0116 };
0117
0118 led@2 {
0119 reg = <2>;
0120 led-max-microamp = <15000>;
0121 function = LED_FUNCTION_INDICATOR;
0122 color = <LED_COLOR_ID_BLUE>;
0123 };
0124 };
0125 };
0126
0127 &blsp1_uart2 {
0128 status = "okay";
0129 };
0130
0131 &pm8916_resin {
0132 status = "okay";
0133 linux,code = <KEY_VOLUMEDOWN>;
0134 };
0135
0136 &pm8916_vib {
0137 status = "okay";
0138 };
0139
0140 &pronto {
0141 status = "okay";
0142 };
0143
0144 &sdhc_1 {
0145 status = "okay";
0146
0147 pinctrl-names = "default", "sleep";
0148 pinctrl-0 = <&sdc1_clk_on &sdc1_cmd_on &sdc1_data_on>;
0149 pinctrl-1 = <&sdc1_clk_off &sdc1_cmd_off &sdc1_data_off>;
0150 };
0151
0152 &sdhc_2 {
0153 status = "okay";
0154
0155 pinctrl-names = "default", "sleep";
0156 pinctrl-0 = <&sdc2_clk_on &sdc2_cmd_on &sdc2_data_on>;
0157 pinctrl-1 = <&sdc2_clk_off &sdc2_cmd_off &sdc2_data_off>;
0158
0159 non-removable;
0160 };
0161
0162 &usb {
0163 status = "okay";
0164 extcon = <&usb_id>, <&usb_id>;
0165 };
0166
0167 &usb_hs_phy {
0168 extcon = <&usb_id>;
0169 };
0170
0171 &smd_rpm_regulators {
0172 vdd_l1_l2_l3-supply = <&pm8916_s3>;
0173 vdd_l4_l5_l6-supply = <&pm8916_s4>;
0174 vdd_l7-supply = <&pm8916_s4>;
0175
0176 s3 {
0177 regulator-min-microvolt = <1200000>;
0178 regulator-max-microvolt = <1300000>;
0179 };
0180
0181 s4 {
0182 regulator-min-microvolt = <1800000>;
0183 regulator-max-microvolt = <2100000>;
0184 };
0185
0186 l1 {
0187 regulator-min-microvolt = <1225000>;
0188 regulator-max-microvolt = <1225000>;
0189 };
0190
0191 l2 {
0192 regulator-min-microvolt = <1200000>;
0193 regulator-max-microvolt = <1200000>;
0194 };
0195
0196 l4 {
0197 regulator-min-microvolt = <2050000>;
0198 regulator-max-microvolt = <2050000>;
0199 };
0200
0201 l5 {
0202 regulator-min-microvolt = <1800000>;
0203 regulator-max-microvolt = <1800000>;
0204 };
0205
0206 l6 {
0207 regulator-min-microvolt = <1800000>;
0208 regulator-max-microvolt = <1800000>;
0209 };
0210
0211 l7 {
0212 regulator-min-microvolt = <1800000>;
0213 regulator-max-microvolt = <1800000>;
0214 };
0215
0216 l8 {
0217 regulator-min-microvolt = <2850000>;
0218 regulator-max-microvolt = <2900000>;
0219 };
0220
0221 l9 {
0222 regulator-min-microvolt = <3300000>;
0223 regulator-max-microvolt = <3300000>;
0224 };
0225
0226 l10 {
0227 regulator-min-microvolt = <2700000>;
0228 regulator-max-microvolt = <2800000>;
0229 };
0230
0231 l11 {
0232 regulator-min-microvolt = <2950000>;
0233 regulator-max-microvolt = <2950000>;
0234 regulator-allow-set-load;
0235 regulator-system-load = <200000>;
0236 };
0237
0238 l12 {
0239 regulator-min-microvolt = <1800000>;
0240 regulator-max-microvolt = <2950000>;
0241 };
0242
0243 l13 {
0244 regulator-min-microvolt = <3075000>;
0245 regulator-max-microvolt = <3075000>;
0246 };
0247
0248 l14 {
0249 regulator-min-microvolt = <1800000>;
0250 regulator-max-microvolt = <3300000>;
0251 };
0252
0253 l15 {
0254 regulator-min-microvolt = <1800000>;
0255 regulator-max-microvolt = <3300000>;
0256 };
0257
0258 l16 {
0259 regulator-min-microvolt = <2800000>;
0260 regulator-max-microvolt = <3300000>;
0261 };
0262
0263 l17 {
0264 regulator-min-microvolt = <2850000>;
0265 regulator-max-microvolt = <2850000>;
0266 };
0267
0268 l18 {
0269 regulator-min-microvolt = <2700000>;
0270 regulator-max-microvolt = <2700000>;
0271 };
0272 };
0273
0274 &msmgpio {
0275 gpio_keys_default: gpio-keys-default {
0276 pins = "gpio107";
0277 function = "gpio";
0278
0279 drive-strength = <2>;
0280 bias-pull-up;
0281 };
0282
0283 imu_default: imu-default {
0284 pins = "gpio115";
0285 function = "gpio";
0286
0287 drive-strength = <2>;
0288 bias-disable;
0289 };
0290
0291 touchscreen_default: touchscreen-default {
0292 pins = "gpio13";
0293 function = "gpio";
0294
0295 drive-strength = <2>;
0296 bias-pull-up;
0297
0298 reset {
0299 pins = "gpio12";
0300 function = "gpio";
0301
0302 drive-strength = <2>;
0303 bias-disable;
0304 };
0305 };
0306
0307 usb_id_default: usb-id-default {
0308 pins = "gpio110";
0309 function = "gpio";
0310
0311 drive-strength = <8>;
0312 bias-pull-up;
0313 };
0314 };
