0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Copyright (c) 2015 MediaTek Inc.
0004 * Author: Erin Lo <erin.lo@mediatek.com>
0005 *
0006 */
0007
0008 /dts-v1/;
0009 #include <dt-bindings/gpio/gpio.h>
0010 #include "mt2701.dtsi"
0011
0012 / {
0013 model = "MediaTek MT2701 evaluation board";
0014 compatible = "mediatek,mt2701-evb", "mediatek,mt2701";
0015
0016 memory {
0017 device_type = "memory";
0018 reg = <0 0x80000000 0 0x40000000>;
0019 };
0020
0021 sound:sound {
0022 compatible = "mediatek,mt2701-cs42448-machine";
0023 mediatek,platform = <&afe>;
0024 /* CS42448 Machine name */
0025 audio-routing =
0026 "Line Out Jack", "AOUT1L",
0027 "Line Out Jack", "AOUT1R",
0028 "Line Out Jack", "AOUT2L",
0029 "Line Out Jack", "AOUT2R",
0030 "Line Out Jack", "AOUT3L",
0031 "Line Out Jack", "AOUT3R",
0032 "Line Out Jack", "AOUT4L",
0033 "Line Out Jack", "AOUT4R",
0034 "AIN1L", "AMIC",
0035 "AIN1R", "AMIC",
0036 "AIN2L", "Tuner In",
0037 "AIN2R", "Tuner In",
0038 "AIN3L", "Satellite Tuner In",
0039 "AIN3R", "Satellite Tuner In",
0040 "AIN3L", "AUX In",
0041 "AIN3R", "AUX In";
0042 mediatek,audio-codec = <&cs42448>;
0043 mediatek,audio-codec-bt-mrg = <&bt_sco_codec>;
0044 pinctrl-names = "default";
0045 pinctrl-0 = <&aud_pins_default>;
0046 i2s1-in-sel-gpio1 = <&pio 53 0>;
0047 i2s1-in-sel-gpio2 = <&pio 54 0>;
0048 status = "okay";
0049 };
0050
0051 bt_sco_codec:bt_sco_codec {
0052 compatible = "linux,bt-sco";
0053 };
0054
0055 backlight_lcd: backlight_lcd {
0056 compatible = "pwm-backlight";
0057 pwms = <&bls 0 100000>;
0058 brightness-levels = <
0059 0 16 32 48 64 80 96 112
0060 128 144 160 176 192 208 224 240
0061 255
0062 >;
0063 default-brightness-level = <9>;
0064 };
0065
0066 usb_vbus: regulator@0 {
0067 compatible = "regulator-fixed";
0068 regulator-name = "usb_vbus";
0069 regulator-min-microvolt = <5000000>;
0070 regulator-max-microvolt = <5000000>;
0071 gpio = <&pio 45 GPIO_ACTIVE_HIGH>;
0072 enable-active-high;
0073 };
0074 };
0075
0076 &auxadc {
0077 status = "okay";
0078 };
0079
0080 &bls {
0081 status = "okay";
0082 pinctrl-names = "default";
0083 pinctrl-0 = <&pwm_bls_gpio>;
0084 };
0085
0086 &i2c0 {
0087 pinctrl-names = "default";
0088 pinctrl-0 = <&i2c0_pins_a>;
0089 status = "okay";
0090 };
0091
0092 &i2c1 {
0093 pinctrl-names = "default";
0094 pinctrl-0 = <&i2c1_pins_a>;
0095 status = "okay";
0096 };
0097
0098 &i2c2 {
0099 pinctrl-names = "default";
0100 pinctrl-0 = <&i2c2_pins_a>;
0101 status = "okay";
0102 cs42448: cs42448@48 {
0103 compatible = "cirrus,cs42448";
0104 reg = <0x48>;
0105 clocks = <&topckgen CLK_TOP_AUD_I2S1_MCLK>;
0106 clock-names = "mclk";
0107 };
0108 };
0109
0110 &pio {
0111 i2c0_pins_a: i2c0@0 {
0112 pins1 {
0113 pinmux = <MT2701_PIN_75_SDA0__FUNC_SDA0>,
0114 <MT2701_PIN_76_SCL0__FUNC_SCL0>;
0115 bias-disable;
0116 };
0117 };
0118
0119 i2c1_pins_a: i2c1@0 {
0120 pins1 {
0121 pinmux = <MT2701_PIN_57_SDA1__FUNC_SDA1>,
0122 <MT2701_PIN_58_SCL1__FUNC_SCL1>;
0123 bias-disable;
0124 };
0125 };
0126
0127 i2c2_pins_a: i2c2@0 {
0128 pins1 {
0129 pinmux = <MT2701_PIN_77_SDA2__FUNC_SDA2>,
0130 <MT2701_PIN_78_SCL2__FUNC_SCL2>;
0131 bias-disable;
0132 };
0133 };
0134
0135 pwm_bls_gpio: pwm_bls_gpio {
0136 pins_cmd_dat {
0137 pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>;
0138 };
0139 };
0140
0141 spi_pins_a: spi0@0 {
0142 pins_spi {
0143 pinmux = <MT2701_PIN_53_SPI0_CSN__FUNC_SPI0_CS>,
0144 <MT2701_PIN_54_SPI0_CK__FUNC_SPI0_CK>,
0145 <MT2701_PIN_55_SPI0_MI__FUNC_SPI0_MI>,
0146 <MT2701_PIN_56_SPI0_MO__FUNC_SPI0_MO>;
0147 bias-disable;
0148 };
0149 };
0150
0151 aud_pins_default: audiodefault {
0152 pins_cmd_dat {
0153 pinmux = <MT2701_PIN_49_I2S0_DATA__FUNC_I2S0_DATA>,
0154 <MT2701_PIN_72_I2S0_DATA_IN__FUNC_I2S0_DATA_IN>,
0155 <MT2701_PIN_73_I2S0_LRCK__FUNC_I2S0_LRCK>,
0156 <MT2701_PIN_74_I2S0_BCK__FUNC_I2S0_BCK>,
0157 <MT2701_PIN_126_I2S0_MCLK__FUNC_I2S0_MCLK>,
0158 <MT2701_PIN_33_I2S1_DATA__FUNC_I2S1_DATA>,
0159 <MT2701_PIN_34_I2S1_DATA_IN__FUNC_I2S1_DATA_IN>,
0160 <MT2701_PIN_35_I2S1_BCK__FUNC_I2S1_BCK>,
0161 <MT2701_PIN_36_I2S1_LRCK__FUNC_I2S1_LRCK>,
0162 <MT2701_PIN_37_I2S1_MCLK__FUNC_I2S1_MCLK>,
0163 <MT2701_PIN_203_PWM0__FUNC_I2S2_DATA>,
0164 <MT2701_PIN_204_PWM1__FUNC_I2S3_DATA>,
0165 <MT2701_PIN_53_SPI0_CSN__FUNC_GPIO53>,
0166 <MT2701_PIN_54_SPI0_CK__FUNC_GPIO54>,
0167 <MT2701_PIN_18_PCM_CLK__FUNC_MRG_CLK>,
0168 <MT2701_PIN_19_PCM_SYNC__FUNC_MRG_SYNC>,
0169 <MT2701_PIN_20_PCM_RX__FUNC_MRG_TX>,
0170 <MT2701_PIN_21_PCM_TX__FUNC_MRG_RX>;
0171 drive-strength = <MTK_DRIVE_12mA>;
0172 bias-pull-down;
0173 };
0174 };
0175
0176 spi_pins_b: spi1@0 {
0177 pins_spi {
0178 pinmux = <MT2701_PIN_7_SPI1_CSN__FUNC_SPI1_CS>,
0179 <MT2701_PIN_8_SPI1_MI__FUNC_SPI1_MI>,
0180 <MT2701_PIN_9_SPI1_MO__FUNC_SPI1_MO>,
0181 <MT2701_PIN_199_SPI1_CLK__FUNC_SPI1_CK>;
0182 bias-disable;
0183 };
0184 };
0185
0186 spi_pins_c: spi2@0 {
0187 pins_spi {
0188 pinmux = <MT2701_PIN_101_SPI2_CSN__FUNC_SPI2_CS>,
0189 <MT2701_PIN_102_SPI2_MI__FUNC_SPI2_MI>,
0190 <MT2701_PIN_103_SPI2_MO__FUNC_SPI2_MO>,
0191 <MT2701_PIN_104_SPI2_CLK__FUNC_SPI2_CK>;
0192 bias-disable;
0193 };
0194 };
0195 };
0196
0197 &spi0 {
0198 pinctrl-names = "default";
0199 pinctrl-0 = <&spi_pins_a>;
0200 status = "disabled";
0201 };
0202
0203 &spi1 {
0204 pinctrl-names = "default";
0205 pinctrl-0 = <&spi_pins_b>;
0206 status = "disabled";
0207 };
0208
0209 &spi2 {
0210 pinctrl-names = "default";
0211 pinctrl-0 = <&spi_pins_c>;
0212 status = "disabled";
0213 };
0214
0215 &nor_flash {
0216 pinctrl-names = "default";
0217 pinctrl-0 = <&nor_pins_default>;
0218 status = "okay";
0219 flash@0 {
0220 compatible = "jedec,spi-nor";
0221 reg = <0>;
0222 };
0223 };
0224
0225 &pio {
0226 nor_pins_default: nor {
0227 pins1 {
0228 pinmux = <MT2701_PIN_240_EXT_XCS__FUNC_EXT_XCS>,
0229 <MT2701_PIN_241_EXT_SCK__FUNC_EXT_SCK>,
0230 <MT2701_PIN_239_EXT_SDIO0__FUNC_EXT_SDIO0>,
0231 <MT2701_PIN_238_EXT_SDIO1__FUNC_EXT_SDIO1>,
0232 <MT2701_PIN_237_EXT_SDIO2__FUNC_EXT_SDIO2>,
0233 <MT2701_PIN_236_EXT_SDIO3__FUNC_EXT_SDIO3>;
0234 drive-strength = <MTK_DRIVE_4mA>;
0235 bias-pull-up;
0236 };
0237 };
0238 };
0239
0240 &uart0 {
0241 status = "okay";
0242 };
0243
0244 &usb2 {
0245 status = "okay";
0246 usb-role-switch;
0247 connector{
0248 compatible = "gpio-usb-b-connector", "usb-b-connector";
0249 type = "micro";
0250 id-gpios = <&pio 44 GPIO_ACTIVE_HIGH>;
0251 vbus-supply = <&usb_vbus>;
0252 };
0253 };
