0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
0004 */
0005
0006 /dts-v1/;
0007
0008 #include "meson-gxl-s905x-p212.dtsi"
0009 #include <dt-bindings/input/input.h>
0010 #include <dt-bindings/sound/meson-aiu.h>
0011
0012 / {
0013 compatible = "khadas,vim", "amlogic,s905x", "amlogic,meson-gxl";
0014 model = "Khadas VIM";
0015
0016 adc-keys {
0017 compatible = "adc-keys";
0018 io-channels = <&saradc 0>;
0019 io-channel-names = "buttons";
0020 keyup-threshold-microvolt = <1710000>;
0021
0022 button-function {
0023 label = "Function";
0024 linux,code = <KEY_FN>;
0025 press-threshold-microvolt = <10000>;
0026 };
0027 };
0028
0029 aliases {
0030 serial2 = &uart_AO_B;
0031 ethernet0 = ðmac;
0032 };
0033
0034 gpio-keys-polled {
0035 compatible = "gpio-keys-polled";
0036 poll-interval = <100>;
0037
0038 power-button {
0039 label = "power";
0040 linux,code = <KEY_POWER>;
0041 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
0042 };
0043 };
0044
0045 led-controller {
0046 compatible = "pwm-leds";
0047
0048 led-1 {
0049 label = "vim:red:power";
0050 pwms = <&pwm_AO_ab 1 7812500 0>;
0051 max-brightness = <255>;
0052 linux,default-trigger = "default-on";
0053 };
0054 };
0055
0056 hdmi-connector {
0057 compatible = "hdmi-connector";
0058 type = "a";
0059
0060 port {
0061 hdmi_connector_in: endpoint {
0062 remote-endpoint = <&hdmi_tx_tmds_out>;
0063 };
0064 };
0065 };
0066
0067 sound {
0068 compatible = "amlogic,gx-sound-card";
0069 model = "KHADAS-VIM";
0070 assigned-clocks = <&clkc CLKID_MPLL0>,
0071 <&clkc CLKID_MPLL1>,
0072 <&clkc CLKID_MPLL2>;
0073 assigned-clock-parents = <0>, <0>, <0>;
0074 assigned-clock-rates = <294912000>,
0075 <270950400>,
0076 <393216000>;
0077 status = "okay";
0078
0079 dai-link-0 {
0080 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
0081 };
0082
0083 dai-link-1 {
0084 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
0085 dai-format = "i2s";
0086 mclk-fs = <256>;
0087
0088 codec-0 {
0089 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
0090 };
0091 };
0092
0093 dai-link-2 {
0094 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
0095
0096 codec-0 {
0097 sound-dai = <&hdmi_tx>;
0098 };
0099 };
0100 };
0101 };
0102
0103 &aiu {
0104 status = "okay";
0105 };
0106
0107 &cec_AO {
0108 status = "okay";
0109 pinctrl-0 = <&ao_cec_pins>;
0110 pinctrl-names = "default";
0111 hdmi-phandle = <&hdmi_tx>;
0112 };
0113
0114 &hdmi_tx {
0115 status = "okay";
0116 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
0117 pinctrl-names = "default";
0118 hdmi-supply = <&hdmi_5v>;
0119 };
0120
0121 &hdmi_tx_tmds_port {
0122 hdmi_tx_tmds_out: endpoint {
0123 remote-endpoint = <&hdmi_connector_in>;
0124 };
0125 };
0126
0127 &i2c_A {
0128 status = "okay";
0129 pinctrl-0 = <&i2c_a_pins>;
0130 pinctrl-names = "default";
0131 };
0132
0133 &i2c_B {
0134 status = "okay";
0135 pinctrl-0 = <&i2c_b_pins>;
0136 pinctrl-names = "default";
0137
0138 rtc: rtc@51 {
0139 status = "okay";
0140 compatible = "haoyu,hym8563";
0141 reg = <0x51>;
0142 #clock-cells = <0>;
0143 clock-frequency = <32768>;
0144 clock-output-names = "xin32k";
0145 };
0146 };
0147
0148 &ir {
0149 linux,rc-map-name = "rc-khadas";
0150 };
0151
0152 &gpio_ao {
0153 gpio-line-names = "UART TX",
0154 "UART RX",
0155 "Power Key In",
0156 "J9 Header Pin35",
0157 "J9 Header Pin16",
0158 "J9 Header Pin15",
0159 "J9 Header Pin33",
0160 "IR In",
0161 "HDMI CEC",
0162 "SYS LED",
0163 /* GPIO_TEST_N */
0164 "";
0165 };
0166
0167 &gpio {
0168 gpio-line-names = /* Bank GPIOZ */
0169 "", "", "", "", "", "", "",
0170 "", "", "", "", "", "", "",
0171 "Power OFF",
0172 "VCCK Enable",
0173 /* Bank GPIOH */
0174 "HDMI HPD", "HDMI SDA", "HDMI SCL",
0175 "HDMI_5V_EN", "SPDIF",
0176 "J9 Header Pin37",
0177 "J9 Header Pin30",
0178 "J9 Header Pin29",
0179 "J9 Header Pin32",
0180 "J9 Header Pin31",
0181 /* Bank BOOT */
0182 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
0183 "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
0184 "eMMC Clk", "eMMC Reset", "eMMC CMD",
0185 "", "BOOT_MODE", "", "", "eMMC Data Strobe",
0186 /* Bank CARD */
0187 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
0188 "SDCard D3", "SDCard D2", "SDCard Det",
0189 /* Bank GPIODV */
0190 "", "", "", "", "", "", "", "", "", "", "", "",
0191 "", "", "", "", "", "", "", "", "", "", "", "",
0192 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
0193 "VCCK Regulator", "VDDEE Regulator",
0194 /* Bank GPIOX */
0195 "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
0196 "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
0197 "WIFI Power Enable", "WIFI WAKE HOST",
0198 "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
0199 "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
0200 "Bluetooth UART TX", "Bluetooth UART RX",
0201 "Bluetooth UART CTS", "Bluetooth UART RTS",
0202 "WIFI 32K", "Bluetooth Enable",
0203 "Bluetooth WAKE HOST",
0204 /* Bank GPIOCLK */
0205 "", "J9 Header Pin39";
0206 };
0207
0208 &pwm_AO_ab {
0209 status = "okay";
0210 pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>;
0211 pinctrl-names = "default";
0212 clocks = <&xtal> , <&xtal>;
0213 clock-names = "clkin0", "clkin1" ;
0214 };
0215
0216 &pwm_ef {
0217 pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
0218 };
0219
0220 &sd_emmc_a {
0221 max-frequency = <100000000>;
0222
0223 brcmf: wifi@1 {
0224 reg = <1>;
0225 compatible = "brcm,bcm4329-fmac";
0226 };
0227 };
0228
0229 &uart_A {
0230 bluetooth {
0231 compatible = "brcm,bcm43438-bt";
0232 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
0233 max-speed = <2000000>;
0234 clocks = <&wifi32k>;
0235 clock-names = "lpo";
0236 };
0237 };
0238
0239 /* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
0240 &uart_AO {
0241 status = "okay";
0242 };
0243
0244 /* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */
0245 &uart_AO_B {
0246 status = "okay";
0247 pinctrl-0 = <&uart_ao_b_pins>;
0248 pinctrl-names = "default";
0249 };
0250
0251 &usb {
0252 dr_mode = "peripheral";
0253 };
