1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2023 Neil Armstrong <neil.armstrong@linaro.org> 4 */ 5 6#include "meson-g12b-a311d.dtsi" 7#include <dt-bindings/gpio/meson-g12a-gpio.h> 8 9/ { 10 aliases { 11 serial0 = &uart_AO; 12 rtc1 = &vrtc; 13 }; 14 15 chosen { 16 stdout-path = "serial0:115200n8"; 17 }; 18 19 emmc_pwrseq: emmc-pwrseq { 20 compatible = "mmc-pwrseq-emmc"; 21 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 22 }; 23 24 memory@0 { 25 device_type = "memory"; 26 reg = <0x0 0x0 0x0 0x40000000>; 27 }; 28 29 sdio_pwrseq: sdio-pwrseq { 30 compatible = "mmc-pwrseq-simple"; 31 reset-gpios = <&gpio GPIOAO_6 GPIO_ACTIVE_LOW>; 32 clocks = <&wifi32k>; 33 clock-names = "ext_clock"; 34 }; 35 36 emmc_1v8: regulator-emmc-1v8 { 37 compatible = "regulator-fixed"; 38 regulator-name = "EMMC_1V8"; 39 regulator-min-microvolt = <1800000>; 40 regulator-max-microvolt = <1800000>; 41 vin-supply = <&vddao_3v3>; 42 regulator-always-on; 43 }; 44 45 dc_in: regulator-dc-in { 46 compatible = "regulator-fixed"; 47 regulator-name = "DC_IN"; 48 regulator-min-microvolt = <5000000>; 49 regulator-max-microvolt = <5000000>; 50 regulator-always-on; 51 }; 52 53 vddio_c: regulator-vddio-c { 54 compatible = "regulator-gpio"; 55 regulator-name = "VDDIO_C"; 56 regulator-min-microvolt = <1800000>; 57 regulator-max-microvolt = <3300000>; 58 59 enable-gpios = <&gpio_ao GPIOAO_3 GPIO_OPEN_DRAIN>; 60 enable-active-high; 61 regulator-always-on; 62 63 gpios = <&gpio_ao GPIOAO_9 GPIO_OPEN_DRAIN>; 64 gpios-states = <1>; 65 66 states = <1800000 0>, 67 <3300000 1>; 68 }; 69 70 vddao_1v8: regulator-vddao-1v8 { 71 compatible = "regulator-fixed"; 72 regulator-name = "VDDAO_1V8"; 73 regulator-min-microvolt = <1800000>; 74 regulator-max-microvolt = <1800000>; 75 vin-supply = <&vddao_3v3>; 76 regulator-always-on; 77 }; 78 79 vddao_3v3: regulator-vddao-3v3 { 80 compatible = "regulator-fixed"; 81 regulator-name = "VDDAO_3V3"; 82 regulator-min-microvolt = <3300000>; 83 regulator-max-microvolt = <3300000>; 84 vin-supply = <&dc_in>; 85 regulator-always-on; 86 }; 87 88 vddcpu_a: regulator-vddcpu-a { 89 /* 90 * MP8756GD DC/DC Regulator. 91 */ 92 compatible = "pwm-regulator"; 93 94 regulator-name = "VDDCPU_A"; 95 regulator-min-microvolt = <680000>; 96 regulator-max-microvolt = <1040000>; 97 98 pwm-supply = <&dc_in>; 99 100 pwms = <&pwm_ab 0 1250 0>; 101 pwm-dutycycle-range = <100 0>; 102 103 regulator-boot-on; 104 regulator-always-on; 105 }; 106 107 vddcpu_b: regulator-vddcpu-b { 108 /* 109 * SY8120B1ABC DC/DC Regulator. 110 */ 111 compatible = "pwm-regulator"; 112 113 regulator-name = "VDDCPU_B"; 114 regulator-min-microvolt = <680000>; 115 regulator-max-microvolt = <1040000>; 116 117 pwm-supply = <&dc_in>; 118 119 pwms = <&pwm_AO_cd 1 1250 0>; 120 pwm-dutycycle-range = <100 0>; 121 122 regulator-boot-on; 123 regulator-always-on; 124 }; 125 126 wifi32k: wifi32k { 127 compatible = "pwm-clock"; 128 #clock-cells = <0>; 129 clock-frequency = <32768>; 130 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 131 }; 132}; 133 134&arb { 135 status = "okay"; 136}; 137 138&clkc_audio { 139 status = "okay"; 140}; 141 142&cec_AO { 143 pinctrl-0 = <&cec_ao_a_h_pins>; 144 pinctrl-names = "default"; 145 hdmi-phandle = <&hdmi_tx>; 146}; 147 148&cecb_AO { 149 pinctrl-0 = <&cec_ao_b_h_pins>; 150 pinctrl-names = "default"; 151 hdmi-phandle = <&hdmi_tx>; 152}; 153 154&cpu0 { 155 cpu-supply = <&vddcpu_b>; 156 operating-points-v2 = <&cpu_opp_table_0>; 157 clocks = <&clkc CLKID_CPU_CLK>; 158}; 159 160&cpu1 { 161 cpu-supply = <&vddcpu_b>; 162 operating-points-v2 = <&cpu_opp_table_0>; 163 clocks = <&clkc CLKID_CPU_CLK>; 164}; 165 166&cpu100 { 167 cpu-supply = <&vddcpu_a>; 168 operating-points-v2 = <&cpub_opp_table_1>; 169 clocks = <&clkc CLKID_CPUB_CLK>; 170}; 171 172&cpu101 { 173 cpu-supply = <&vddcpu_a>; 174 operating-points-v2 = <&cpub_opp_table_1>; 175 clocks = <&clkc CLKID_CPUB_CLK>; 176}; 177 178&cpu102 { 179 cpu-supply = <&vddcpu_a>; 180 operating-points-v2 = <&cpub_opp_table_1>; 181 clocks = <&clkc CLKID_CPUB_CLK>; 182}; 183 184&cpu103 { 185 cpu-supply = <&vddcpu_a>; 186 operating-points-v2 = <&cpub_opp_table_1>; 187 clocks = <&clkc CLKID_CPUB_CLK>; 188}; 189 190&ext_mdio { 191 external_phy: ethernet-phy@0 { 192 /* Realtek RTL8211F (0x001cc916) */ 193 reg = <0>; 194 max-speed = <1000>; 195 196 interrupt-parent = <&gpio_intc>; 197 /* MAC_INTR on GPIOZ_14 */ 198 interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>; 199 }; 200}; 201 202/* Ethernet to be enabled in baseboard DT */ 203ðmac { 204 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; 205 pinctrl-names = "default"; 206 phy-mode = "rgmii-txid"; 207 phy-handle = <&external_phy>; 208}; 209 210&frddr_a { 211 status = "okay"; 212}; 213 214&frddr_b { 215 status = "okay"; 216}; 217 218&frddr_c { 219 status = "okay"; 220}; 221 222/* HDMI to be enabled in baseboard DT */ 223&hdmi_tx { 224 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 225 pinctrl-names = "default"; 226 hdmi-supply = <&dc_in>; 227}; 228 229/* "Camera" I2C bus */ 230&i2c1 { 231 pinctrl-0 = <&i2c1_sda_h6_pins>, <&i2c1_sck_h7_pins>; 232 pinctrl-names = "default"; 233}; 234 235/* Main I2C bus */ 236&i2c2 { 237 pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>; 238 pinctrl-names = "default"; 239}; 240 241/* "ID" I2C bus */ 242&i2c3 { 243 pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>; 244 pinctrl-names = "default"; 245}; 246 247&pcie { 248 reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>; 249}; 250 251&pwm_ab { 252 pinctrl-0 = <&pwm_a_e_pins>; 253 pinctrl-names = "default"; 254 255 status = "okay"; 256}; 257 258&pwm_ef { 259 pinctrl-0 = <&pwm_e_pins>; 260 pinctrl-names = "default"; 261 262 status = "okay"; 263}; 264 265&pwm_AO_cd { 266 pinctrl-0 = <&pwm_ao_d_e_pins>; 267 pinctrl-names = "default"; 268 269 status = "okay"; 270}; 271 272&saradc { 273 vref-supply = <&vddao_1v8>; 274 275 status = "okay"; 276}; 277 278/* on-module SDIO WiFi */ 279&sd_emmc_a { 280 pinctrl-0 = <&sdio_pins>; 281 pinctrl-1 = <&sdio_clk_gate_pins>; 282 pinctrl-names = "default", "clk-gate"; 283 #address-cells = <1>; 284 #size-cells = <0>; 285 286 bus-width = <4>; 287 sd-uhs-sdr104; 288 max-frequency = <50000000>; 289 290 non-removable; 291 disable-wp; 292 293 /* WiFi firmware requires power in suspend */ 294 keep-power-in-suspend; 295 296 mmc-pwrseq = <&sdio_pwrseq>; 297 298 vmmc-supply = <&vddao_3v3>; 299 vqmmc-supply = <&vddao_3v3>; 300 301 status = "okay"; 302 303 rtl8822cs: wifi@1 { 304 reg = <1>; 305 }; 306}; 307 308/* SD card to be enabled in baseboard DT */ 309&sd_emmc_b { 310 pinctrl-0 = <&sdcard_c_pins>; 311 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 312 pinctrl-names = "default", "clk-gate"; 313 314 bus-width = <4>; 315 cap-sd-highspeed; 316 max-frequency = <50000000>; 317 disable-wp; 318 319 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 320 vmmc-supply = <&vddao_3v3>; 321 vqmmc-supply = <&vddio_c>; 322}; 323 324/* on-module eMMC */ 325&sd_emmc_c { 326 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 327 pinctrl-1 = <&emmc_clk_gate_pins>; 328 pinctrl-names = "default", "clk-gate"; 329 330 bus-width = <8>; 331 cap-mmc-highspeed; 332 mmc-ddr-1_8v; 333 mmc-hs200-1_8v; 334 max-frequency = <200000000>; 335 disable-wp; 336 337 mmc-pwrseq = <&emmc_pwrseq>; 338 vmmc-supply = <&vddao_3v3>; 339 vqmmc-supply = <&vddao_1v8>; 340 341 status = "okay"; 342}; 343 344&tdmif_b { 345 status = "okay"; 346}; 347 348&tdmout_b { 349 status = "okay"; 350}; 351 352/* on-module UART BT */ 353&uart_A { 354 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 355 pinctrl-names = "default"; 356 uart-has-rtscts; 357 358 status = "okay"; 359 360 bluetooth { 361 compatible = "realtek,rtl8822cs-bt"; 362 enable-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 363 host-wake-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_HIGH>; 364 device-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>; 365 }; 366}; 367 368&uart_AO { 369 pinctrl-0 = <&uart_ao_a_pins>; 370 pinctrl-names = "default"; 371 372 status = "okay"; 373}; 374 375&usb { 376 phys = <&usb2_phy0>, <&usb2_phy1>; 377 phy-names = "usb2-phy0", "usb2-phy1"; 378}; 379