0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Device Tree Source for the iWave-RZG1E SODIMM carrier board
0004 *
0005 * Copyright (C) 2017 Renesas Electronics Corp.
0006 */
0007
0008 /*
0009 * SSI-SGTL5000
0010 *
0011 * This command is required when Playback/Capture
0012 *
0013 * amixer set "DVC Out" 100%
0014 * amixer set "DVC In" 100%
0015 *
0016 * You can use Mute
0017 *
0018 * amixer set "DVC Out Mute" on
0019 * amixer set "DVC In Mute" on
0020 *
0021 * You can use Volume Ramp
0022 *
0023 * amixer set "DVC Out Ramp Up Rate" "0.125 dB/64 steps"
0024 * amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps"
0025 * amixer set "DVC Out Ramp" on
0026 * aplay xxx.wav &
0027 * amixer set "DVC Out" 80% // Volume Down
0028 * amixer set "DVC Out" 100% // Volume Up
0029 */
0030
0031 /dts-v1/;
0032 #include "r8a7745-iwg22m.dtsi"
0033 #include <dt-bindings/pwm/pwm.h>
0034
0035 / {
0036 model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
0037 compatible = "iwave,g22d", "iwave,g22m", "renesas,r8a7745";
0038
0039 aliases {
0040 ethernet0 = &avb;
0041 serial3 = &scif4;
0042 serial5 = &hscif1;
0043 };
0044
0045 chosen {
0046 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
0047 stdout-path = "serial3:115200n8";
0048 };
0049
0050 audio_clock: audio_clock {
0051 compatible = "fixed-clock";
0052 #clock-cells = <0>;
0053 clock-frequency = <26000000>;
0054 };
0055
0056 backlight_lcd: backlight {
0057 compatible = "pwm-backlight";
0058 pwms = <&tpu 3 5000000 PWM_POLARITY_INVERTED>;
0059 brightness-levels = <0 4 8 16 32 64 128 255>;
0060 default-brightness-level = <7>;
0061 };
0062
0063 lcd_panel: lcd {
0064 compatible = "edt,etm043080dh6gp";
0065 power-supply = <&vccq_panel>;
0066 backlight = <&backlight_lcd>;
0067
0068 port {
0069 lcd_in: endpoint {
0070 remote-endpoint = <&du_out_rgb0>;
0071 };
0072 };
0073 };
0074
0075 vccq_panel: regulator-vccq-panel {
0076 compatible = "regulator-fixed";
0077 regulator-name = "Panel VccQ";
0078 regulator-min-microvolt = <3300000>;
0079 regulator-max-microvolt = <3300000>;
0080 gpio = <&gpio1 13 GPIO_ACTIVE_LOW>;
0081 enable-active-high;
0082 };
0083
0084 vccq_sdhi0: regulator-vccq-sdhi0 {
0085 compatible = "regulator-gpio";
0086
0087 regulator-name = "SDHI0 VccQ";
0088 regulator-min-microvolt = <1800000>;
0089 regulator-max-microvolt = <3300000>;
0090
0091 gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
0092 gpios-states = <1>;
0093 states = <3300000 1>, <1800000 0>;
0094 };
0095
0096 rsnd_sgtl5000: sound {
0097 compatible = "simple-audio-card";
0098 simple-audio-card,format = "i2s";
0099 simple-audio-card,bitclock-master = <&sndcodec>;
0100 simple-audio-card,frame-master = <&sndcodec>;
0101
0102 sndcpu: simple-audio-card,cpu {
0103 sound-dai = <&rcar_sound>;
0104 };
0105
0106 sndcodec: simple-audio-card,codec {
0107 sound-dai = <&sgtl5000>;
0108 };
0109 };
0110 };
0111
0112 &avb {
0113 pinctrl-0 = <&avb_pins>;
0114 pinctrl-names = "default";
0115
0116 phy-handle = <&phy3>;
0117 phy-mode = "gmii";
0118 renesas,no-ether-link;
0119 status = "okay";
0120
0121 phy3: ethernet-phy@3 {
0122 /*
0123 * On some older versions of the platform (before R4.0) the phy address
0124 * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
0125 */
0126 compatible = "ethernet-phy-id0022.1622",
0127 "ethernet-phy-ieee802.3-c22";
0128 reg = <3>;
0129 micrel,led-mode = <1>;
0130 };
0131 };
0132
0133 &can0 {
0134 pinctrl-0 = <&can0_pins>;
0135 pinctrl-names = "default";
0136
0137 status = "okay";
0138 };
0139
0140 &du {
0141 pinctrl-0 = <&du0_pins>;
0142 pinctrl-names = "default";
0143
0144 status = "okay";
0145
0146 ports {
0147 port@0 {
0148 endpoint {
0149 remote-endpoint = <&lcd_in>;
0150 };
0151 };
0152 };
0153 };
0154
0155 &hscif1 {
0156 pinctrl-0 = <&hscif1_pins>;
0157 pinctrl-names = "default";
0158
0159 uart-has-rtscts;
0160 status = "okay";
0161 };
0162
0163 &hsusb {
0164 status = "okay";
0165 pinctrl-0 = <&usb0_pins>;
0166 pinctrl-names = "default";
0167 };
0168
0169 &i2c5 {
0170 pinctrl-0 = <&i2c5_pins>;
0171 pinctrl-names = "default";
0172
0173 status = "okay";
0174 clock-frequency = <400000>;
0175
0176 sgtl5000: codec@a {
0177 compatible = "fsl,sgtl5000";
0178 #sound-dai-cells = <0>;
0179 reg = <0x0a>;
0180 clocks = <&audio_clock>;
0181 VDDA-supply = <®_3p3v>;
0182 VDDIO-supply = <®_3p3v>;
0183 };
0184
0185 stmpe811@44 {
0186 compatible = "st,stmpe811";
0187 reg = <0x44>;
0188 interrupt-parent = <&gpio4>;
0189 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
0190
0191 /* 3.25 MHz ADC clock speed */
0192 st,adc-freq = <1>;
0193 /* ADC conversion time: 80 clocks */
0194 st,sample-time = <4>;
0195 /* 12-bit ADC */
0196 st,mod-12b = <1>;
0197 /* internal ADC reference */
0198 st,ref-sel = <0>;
0199
0200 stmpe_touchscreen {
0201 compatible = "st,stmpe-ts";
0202 /* 8 sample average control */
0203 st,ave-ctrl = <3>;
0204 /* 7 length fractional part in z */
0205 st,fraction-z = <7>;
0206 /*
0207 * 50 mA typical 80 mA max touchscreen drivers
0208 * current limit value
0209 */
0210 st,i-drive = <1>;
0211 /* 1 ms panel driver settling time */
0212 st,settling = <3>;
0213 /* 5 ms touch detect interrupt delay */
0214 st,touch-det-delay = <5>;
0215 };
0216 };
0217 };
0218
0219 &pci1 {
0220 status = "okay";
0221 pinctrl-0 = <&usb1_pins>;
0222 pinctrl-names = "default";
0223 };
0224
0225 &pfc {
0226 avb_pins: avb {
0227 groups = "avb_mdio", "avb_gmii";
0228 function = "avb";
0229 };
0230
0231 backlight_pins: backlight {
0232 groups = "tpu_to3_c";
0233 function = "tpu";
0234 };
0235
0236 can0_pins: can0 {
0237 groups = "can0_data";
0238 function = "can0";
0239 };
0240
0241 du0_pins: du0 {
0242 groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
0243 function = "du0";
0244 };
0245
0246 hscif1_pins: hscif1 {
0247 groups = "hscif1_data", "hscif1_ctrl";
0248 function = "hscif1";
0249 };
0250
0251 i2c5_pins: i2c5 {
0252 groups = "i2c5_b";
0253 function = "i2c5";
0254 };
0255
0256 scif4_pins: scif4 {
0257 groups = "scif4_data_b";
0258 function = "scif4";
0259 };
0260
0261 sdhi0_pins: sd0 {
0262 groups = "sdhi0_data4", "sdhi0_ctrl";
0263 function = "sdhi0";
0264 power-source = <3300>;
0265 };
0266
0267 sound_pins: sound {
0268 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
0269 function = "ssi";
0270 };
0271
0272 usb0_pins: usb0 {
0273 groups = "usb0";
0274 function = "usb0";
0275 };
0276
0277 usb1_pins: usb1 {
0278 groups = "usb1";
0279 function = "usb1";
0280 };
0281 };
0282
0283 &rcar_sound {
0284 pinctrl-0 = <&sound_pins>;
0285 pinctrl-names = "default";
0286 status = "okay";
0287
0288 /* Single DAI */
0289
0290 #sound-dai-cells = <0>;
0291
0292 rcar_sound,dai {
0293 dai0 {
0294 playback = <&ssi3>, <&src3>, <&dvc0>;
0295 capture = <&ssi4>, <&src4>, <&dvc1>;
0296 };
0297 };
0298 };
0299
0300 &scif4 {
0301 pinctrl-0 = <&scif4_pins>;
0302 pinctrl-names = "default";
0303
0304 status = "okay";
0305 };
0306
0307 &sdhi0 {
0308 pinctrl-0 = <&sdhi0_pins>;
0309 pinctrl-names = "default";
0310
0311 vmmc-supply = <®_3p3v>;
0312 vqmmc-supply = <&vccq_sdhi0>;
0313 cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
0314 status = "okay";
0315 };
0316
0317 &ssi4 {
0318 shared-pin;
0319 };
0320
0321 &tpu {
0322 pinctrl-0 = <&backlight_pins>;
0323 pinctrl-names = "default";
0324 status = "okay";
0325 };
0326
0327 &usbphy {
0328 status = "okay";
0329 };
