0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Copyright (c) 2019 BayLibre, SAS
0004 * Author: Neil Armstrong <narmstrong@baylibre.com>
0005 * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
0006 */
0007
0008 /dts-v1/;
0009
0010 #include "meson-g12b.dtsi"
0011 #include "meson-g12b-s922x.dtsi"
0012 #include <dt-bindings/input/input.h>
0013 #include <dt-bindings/gpio/meson-g12a-gpio.h>
0014
0015 / {
0016 aliases {
0017 serial0 = &uart_AO;
0018 ethernet0 = ðmac;
0019 };
0020
0021 chosen {
0022 stdout-path = "serial0:115200n8";
0023 };
0024
0025 memory@0 {
0026 device_type = "memory";
0027 reg = <0x0 0x0 0x0 0x40000000>;
0028 };
0029
0030 emmc_pwrseq: emmc-pwrseq {
0031 compatible = "mmc-pwrseq-emmc";
0032 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
0033 };
0034
0035 sdio_pwrseq: sdio-pwrseq {
0036 compatible = "mmc-pwrseq-simple";
0037 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
0038 clocks = <&wifi32k>;
0039 clock-names = "ext_clock";
0040 };
0041
0042 flash_1v8: regulator-flash_1v8 {
0043 compatible = "regulator-fixed";
0044 regulator-name = "FLASH_1V8";
0045 regulator-min-microvolt = <1800000>;
0046 regulator-max-microvolt = <1800000>;
0047 vin-supply = <&vcc_3v3>;
0048 regulator-always-on;
0049 };
0050
0051 main_12v: regulator-main_12v {
0052 compatible = "regulator-fixed";
0053 regulator-name = "12V";
0054 regulator-min-microvolt = <12000000>;
0055 regulator-max-microvolt = <12000000>;
0056 regulator-always-on;
0057 };
0058
0059 vcc_5v: regulator-vcc_5v {
0060 compatible = "regulator-fixed";
0061 regulator-name = "VCC_5V";
0062 regulator-min-microvolt = <5000000>;
0063 regulator-max-microvolt = <5000000>;
0064 vin-supply = <&main_12v>;
0065
0066 gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
0067 enable-active-high;
0068 };
0069
0070 vcc_1v8: regulator-vcc_1v8 {
0071 compatible = "regulator-fixed";
0072 regulator-name = "VCC_1V8";
0073 regulator-min-microvolt = <1800000>;
0074 regulator-max-microvolt = <1800000>;
0075 vin-supply = <&vcc_3v3>;
0076 regulator-always-on;
0077 };
0078
0079 vcc_3v3: regulator-vcc_3v3 {
0080 compatible = "regulator-fixed";
0081 regulator-name = "VCC_3V3";
0082 regulator-min-microvolt = <3300000>;
0083 regulator-max-microvolt = <3300000>;
0084 vin-supply = <&vddao_3v3>;
0085 regulator-always-on;
0086 /* FIXME: actually controlled by VDDCPU_B_EN */
0087 };
0088
0089 vddcpu_a: regulator-vddcpu-a {
0090 /*
0091 * MP1653 Regulator.
0092 */
0093 compatible = "pwm-regulator";
0094
0095 regulator-name = "VDDCPU_A";
0096 regulator-min-microvolt = <721000>;
0097 regulator-max-microvolt = <1022000>;
0098
0099 pwm-supply = <&main_12v>;
0100
0101 pwms = <&pwm_ab 0 1250 0>;
0102 pwm-dutycycle-range = <100 0>;
0103
0104 regulator-boot-on;
0105 regulator-always-on;
0106 };
0107
0108 vddcpu_b: regulator-vddcpu-b {
0109 /*
0110 * MP1652 Regulator.
0111 */
0112 compatible = "pwm-regulator";
0113
0114 regulator-name = "VDDCPU_B";
0115 regulator-min-microvolt = <721000>;
0116 regulator-max-microvolt = <1022000>;
0117
0118 pwm-supply = <&main_12v>;
0119
0120 pwms = <&pwm_AO_cd 1 1250 0>;
0121 pwm-dutycycle-range = <100 0>;
0122
0123 regulator-boot-on;
0124 regulator-always-on;
0125 };
0126
0127 usb1_pow: regulator-usb1-pow {
0128 compatible = "regulator-fixed";
0129 regulator-name = "USB1_POW";
0130 regulator-min-microvolt = <5000000>;
0131 regulator-max-microvolt = <5000000>;
0132 vin-supply = <&vcc_5v>;
0133
0134 /* connected to SY6280A Power Switch */
0135 gpio = <&gpio GPIOA_8 GPIO_ACTIVE_HIGH>;
0136 enable-active-high;
0137 };
0138
0139 usb_pwr_en: regulator-usb-pwr-en {
0140 compatible = "regulator-fixed";
0141 regulator-name = "USB_PWR_EN";
0142 regulator-min-microvolt = <5000000>;
0143 regulator-max-microvolt = <5000000>;
0144 vin-supply = <&vcc_5v>;
0145
0146 /* Connected to USB3 Type-A Port power enable */
0147 gpio = <&gpio GPIOAO_7 GPIO_ACTIVE_HIGH>;
0148 enable-active-high;
0149 };
0150
0151 vddao_1v8: regulator-vddao-1v8 {
0152 compatible = "regulator-fixed";
0153 regulator-name = "VDDAO_1V8";
0154 regulator-min-microvolt = <1800000>;
0155 regulator-max-microvolt = <1800000>;
0156 vin-supply = <&vddao_3v3>;
0157 regulator-always-on;
0158 };
0159
0160 vddao_3v3: regulator-vddao-3v3 {
0161 compatible = "regulator-fixed";
0162 regulator-name = "VDDAO_3V3";
0163 regulator-min-microvolt = <3300000>;
0164 regulator-max-microvolt = <3300000>;
0165 vin-supply = <&main_12v>;
0166 regulator-always-on;
0167 };
0168
0169 cvbs-connector {
0170 compatible = "composite-video-connector";
0171
0172 port {
0173 cvbs_connector_in: endpoint {
0174 remote-endpoint = <&cvbs_vdac_out>;
0175 };
0176 };
0177 };
0178
0179 hdmi-connector {
0180 compatible = "hdmi-connector";
0181 type = "a";
0182
0183 port {
0184 hdmi_connector_in: endpoint {
0185 remote-endpoint = <&hdmi_tx_tmds_out>;
0186 };
0187 };
0188 };
0189
0190 wifi32k: wifi32k {
0191 compatible = "pwm-clock";
0192 #clock-cells = <0>;
0193 clock-frequency = <32768>;
0194 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
0195 };
0196 };
0197
0198 &cec_AO {
0199 pinctrl-0 = <&cec_ao_a_h_pins>;
0200 pinctrl-names = "default";
0201 status = "disabled";
0202 hdmi-phandle = <&hdmi_tx>;
0203 };
0204
0205 &cecb_AO {
0206 pinctrl-0 = <&cec_ao_b_h_pins>;
0207 pinctrl-names = "default";
0208 status = "okay";
0209 hdmi-phandle = <&hdmi_tx>;
0210 };
0211
0212 &cpu0 {
0213 cpu-supply = <&vddcpu_b>;
0214 operating-points-v2 = <&cpu_opp_table_0>;
0215 clocks = <&clkc CLKID_CPU_CLK>;
0216 clock-latency = <50000>;
0217 };
0218
0219 &cpu1 {
0220 cpu-supply = <&vddcpu_b>;
0221 operating-points-v2 = <&cpu_opp_table_0>;
0222 clocks = <&clkc CLKID_CPU_CLK>;
0223 clock-latency = <50000>;
0224 };
0225
0226 &cpu100 {
0227 cpu-supply = <&vddcpu_a>;
0228 operating-points-v2 = <&cpub_opp_table_1>;
0229 clocks = <&clkc CLKID_CPUB_CLK>;
0230 clock-latency = <50000>;
0231 };
0232
0233 &cpu101 {
0234 cpu-supply = <&vddcpu_a>;
0235 operating-points-v2 = <&cpub_opp_table_1>;
0236 clocks = <&clkc CLKID_CPUB_CLK>;
0237 clock-latency = <50000>;
0238 };
0239
0240 &cpu102 {
0241 cpu-supply = <&vddcpu_a>;
0242 operating-points-v2 = <&cpub_opp_table_1>;
0243 clocks = <&clkc CLKID_CPUB_CLK>;
0244 clock-latency = <50000>;
0245 };
0246
0247 &cpu103 {
0248 cpu-supply = <&vddcpu_a>;
0249 operating-points-v2 = <&cpub_opp_table_1>;
0250 clocks = <&clkc CLKID_CPUB_CLK>;
0251 clock-latency = <50000>;
0252 };
0253
0254 &cvbs_vdac_port {
0255 cvbs_vdac_out: endpoint {
0256 remote-endpoint = <&cvbs_connector_in>;
0257 };
0258 };
0259
0260 &ext_mdio {
0261 external_phy: ethernet-phy@0 {
0262 /* Realtek RTL8211F (0x001cc916) */
0263 reg = <0>;
0264 max-speed = <1000>;
0265
0266 reset-assert-us = <10000>;
0267 reset-deassert-us = <80000>;
0268 reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
0269
0270 interrupt-parent = <&gpio_intc>;
0271 /* MAC_INTR on GPIOZ_14 */
0272 interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
0273 };
0274 };
0275
0276 ðmac {
0277 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>;
0278 pinctrl-names = "default";
0279 status = "okay";
0280 phy-mode = "rgmii";
0281 phy-handle = <&external_phy>;
0282 amlogic,tx-delay-ns = <2>;
0283 };
0284
0285 &hdmi_tx {
0286 status = "okay";
0287 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
0288 pinctrl-names = "default";
0289 hdmi-supply = <&vcc_5v>;
0290 };
0291
0292 &hdmi_tx_tmds_port {
0293 hdmi_tx_tmds_out: endpoint {
0294 remote-endpoint = <&hdmi_connector_in>;
0295 };
0296 };
0297
0298 &ir {
0299 status = "okay";
0300 pinctrl-0 = <&remote_input_ao_pins>;
0301 pinctrl-names = "default";
0302 };
0303
0304 &pwm_ab {
0305 pinctrl-0 = <&pwm_a_e_pins>;
0306 pinctrl-names = "default";
0307 clocks = <&xtal>;
0308 clock-names = "clkin0";
0309 status = "okay";
0310 };
0311
0312 &pwm_AO_cd {
0313 pinctrl-0 = <&pwm_ao_d_e_pins>;
0314 pinctrl-names = "default";
0315 clocks = <&xtal>;
0316 clock-names = "clkin1";
0317 status = "okay";
0318 };
0319
0320 &pwm_ef {
0321 pinctrl-0 = <&pwm_e_pins>;
0322 pinctrl-names = "default";
0323 clocks = <&xtal>;
0324 clock-names = "clkin0";
0325 status = "okay";
0326 };
0327
0328 /* SDIO */
0329 &sd_emmc_a {
0330 status = "okay";
0331 pinctrl-0 = <&sdio_pins>;
0332 pinctrl-1 = <&sdio_clk_gate_pins>;
0333 pinctrl-names = "default", "clk-gate";
0334 #address-cells = <1>;
0335 #size-cells = <0>;
0336
0337 bus-width = <4>;
0338 cap-sd-highspeed;
0339 max-frequency = <100000000>;
0340
0341 /* WiFi firmware requires power to be kept while in suspend */
0342 keep-power-in-suspend;
0343
0344 non-removable;
0345 disable-wp;
0346
0347 mmc-pwrseq = <&sdio_pwrseq>;
0348
0349 vmmc-supply = <&vddao_3v3>;
0350 vqmmc-supply = <&vddao_1v8>;
0351
0352 brcmf: wifi@1 {
0353 reg = <1>;
0354 compatible = "brcm,bcm4329-fmac";
0355 };
0356 };
0357
0358 /* SD card */
0359 &sd_emmc_b {
0360 status = "okay";
0361 pinctrl-0 = <&sdcard_c_pins>;
0362 pinctrl-1 = <&sdcard_clk_gate_c_pins>;
0363 pinctrl-names = "default", "clk-gate";
0364
0365 bus-width = <4>;
0366 cap-sd-highspeed;
0367 max-frequency = <50000000>;
0368 disable-wp;
0369
0370 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
0371 vmmc-supply = <&vddao_3v3>;
0372 vqmmc-supply = <&vddao_3v3>;
0373 };
0374
0375 /* eMMC */
0376 &sd_emmc_c {
0377 status = "okay";
0378 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
0379 pinctrl-1 = <&emmc_clk_gate_pins>;
0380 pinctrl-names = "default", "clk-gate";
0381
0382 bus-width = <8>;
0383 cap-mmc-highspeed;
0384 max-frequency = <100000000>;
0385 disable-wp;
0386
0387 mmc-pwrseq = <&emmc_pwrseq>;
0388 vmmc-supply = <&vcc_3v3>;
0389 vqmmc-supply = <&flash_1v8>;
0390 };
0391
0392 &uart_A {
0393 status = "okay";
0394 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
0395 pinctrl-names = "default";
0396 uart-has-rtscts;
0397
0398 bluetooth {
0399 compatible = "brcm,bcm43438-bt";
0400 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
0401 max-speed = <2000000>;
0402 clocks = <&wifi32k>;
0403 clock-names = "lpo";
0404 };
0405 };
0406
0407 &uart_AO {
0408 status = "okay";
0409 pinctrl-0 = <&uart_ao_a_pins>;
0410 pinctrl-names = "default";
0411 };
0412
0413 &usb {
0414 status = "okay";
0415 dr_mode = "host";
0416 vbus-supply = <&usb_pwr_en>;
0417 };
0418
0419 &usb2_phy0 {
0420 phy-supply = <&usb1_pow>;
0421 };
0422
0423 &usb2_phy1 {
0424 phy-supply = <&usb1_pow>;
0425 };
