1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2 /* 3 * Copyright (c) 2016 Andreas Frber 4 * Copyright (c) 2016 BayLibre, Inc. 5 * Author: Kevin Hilman <khilman (a] kernel.org> 6 */ 7 8 /dts-v1/; 9 10 #include "meson-gxbb.dtsi" 11 #include <dt-bindings/gpio/gpio.h> 12 13 / { 14 compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb"; 15 model = "Hardkernel ODROID-C2"; 16 17 aliases { 18 serial0 = &uart_AO; 19 ethernet0 = ðmac; 20 }; 21 22 chosen { 23 stdout-path = "serial0:115200n8"; 24 }; 25 26 memory@0 { 27 device_type = "memory"; 28 reg = <0x0 0x0 0x0 0x80000000>; 29 }; 30 31 usb_otg_pwr: regulator-usb-pwrs { 32 compatible = "regulator-fixed"; 33 34 regulator-name = "USB_OTG_PWR"; 35 36 regulator-min-microvolt = <5000000>; 37 regulator-max-microvolt = <5000000>; 38 39 gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; 40 enable-active-high; 41 }; 42 43 leds { 44 compatible = "gpio-leds"; 45 blue { 46 label = "c2:blue:alive"; 47 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>; 48 linux,default-trigger = "heartbeat"; 49 default-state = "off"; 50 }; 51 }; 52 53 tflash_vdd: regulator-tflash_vdd { 54 /* 55 * signal name from schematics: TFLASH_VDD_EN 56 */ 57 compatible = "regulator-fixed"; 58 59 regulator-name = "TFLASH_VDD"; 60 regulator-min-microvolt = <3300000>; 61 regulator-max-microvolt = <3300000>; 62 63 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>; 64 enable-active-high; 65 }; 66 67 tf_io: gpio-regulator-tf_io { 68 compatible = "regulator-gpio"; 69 70 regulator-name = "TF_IO"; 71 regulator-min-microvolt = <1800000>; 72 regulator-max-microvolt = <3300000>; 73 74 /* 75 * signal name from schematics: TF_3V3N_1V8_EN 76 */ 77 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>; 78 gpios-states = <0>; 79 80 states = <3300000 0 81 1800000 1>; 82 }; 83 84 vcc1v8: regulator-vcc1v8 { 85 compatible = "regulator-fixed"; 86 regulator-name = "VCC1V8"; 87 regulator-min-microvolt = <1800000>; 88 regulator-max-microvolt = <1800000>; 89 }; 90 91 vcc3v3: regulator-vcc3v3 { 92 compatible = "regulator-fixed"; 93 regulator-name = "VCC3V3"; 94 regulator-min-microvolt = <3300000>; 95 regulator-max-microvolt = <3300000>; 96 }; 97 98 emmc_pwrseq: emmc-pwrseq { 99 compatible = "mmc-pwrseq-emmc"; 100 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; 101 }; 102 103 hdmi-connector { 104 compatible = "hdmi-connector"; 105 type = "a"; 106 107 port { 108 hdmi_connector_in: endpoint { 109 remote-endpoint = <&hdmi_tx_tmds_out>; 110 }; 111 }; 112 }; 113 }; 114 115 &cec_AO { 116 status = "okay"; 117 pinctrl-0 = <&ao_cec_pins>; 118 pinctrl-names = "default"; 119 hdmi-phandle = <&hdmi_tx>; 120 }; 121 122 ðmac { 123 status = "okay"; 124 pinctrl-0 = <ð_rgmii_pins>; 125 pinctrl-names = "default"; 126 phy-handle = <ð_phy0>; 127 phy-mode = "rgmii"; 128 129 snps,reset-gpio = <&gpio GPIOZ_14 0>; 130 snps,reset-delays-us = <0 10000 1000000>; 131 snps,reset-active-low; 132 133 amlogic,tx-delay-ns = <2>; 134 135 mdio { 136 compatible = "snps,dwmac-mdio"; 137 #address-cells = <1>; 138 #size-cells = <0>; 139 140 eth_phy0: ethernet-phy@0 { 141 /* Realtek RTL8211F (0x001cc916) */ 142 reg = <0>; 143 interrupt-parent = <&gpio_intc>; 144 /* MAC_INTR on GPIOZ_15 */ 145 interrupts = <29 IRQ_TYPE_LEVEL_LOW>; 146 eee-broken-1000t; 147 }; 148 }; 149 }; 150 151 &gpio_ao { 152 /* 153 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal 154 * to be turned high in order to be detected by the USB Controller 155 * This signal should be handled by a USB specific power sequence 156 * in order to reset the Hub when USB bus is powered down. 157 */ 158 usb-hub { 159 gpio-hog; 160 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>; 161 output-high; 162 line-name = "usb-hub-reset"; 163 }; 164 }; 165 166 &hdmi_tx { 167 status = "okay"; 168 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; 169 pinctrl-names = "default"; 170 }; 171 172 &hdmi_tx_tmds_port { 173 hdmi_tx_tmds_out: endpoint { 174 remote-endpoint = <&hdmi_connector_in>; 175 }; 176 }; 177 178 &i2c_A { 179 status = "okay"; 180 pinctrl-0 = <&i2c_a_pins>; 181 pinctrl-names = "default"; 182 }; 183 184 &ir { 185 status = "okay"; 186 pinctrl-0 = <&remote_input_ao_pins>; 187 pinctrl-names = "default"; 188 }; 189 190 &pinctrl_aobus { 191 gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En", 192 "USB HUB nRESET", "USB OTG Power En", 193 "J7 Header Pin2", "IR In", "J7 Header Pin4", 194 "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", 195 "HDMI CEC", "SYS LED", 196 /* GPIO_TEST_N */ 197 ""; 198 }; 199 200 &pinctrl_periphs { 201 gpio-line-names = /* Bank GPIOZ */ 202 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", 203 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", 204 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", 205 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", 206 "Eth PHY nRESET", "Eth PHY Intc", 207 /* Bank GPIOH */ 208 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "", 209 /* Bank BOOT */ 210 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", 211 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", 212 "eMMC Reset", "eMMC CMD", 213 "", "", "", "", "", "", "", 214 /* Bank CARD */ 215 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", 216 "SDCard D3", "SDCard D2", "SDCard Det", 217 /* Bank GPIODV */ 218 "", "", "", "", "", "", "", "", "", "", "", "", "", 219 "", "", "", "", "", "", "", "", "", "", "", 220 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", 221 "PWM D", "PWM B", 222 /* Bank GPIOY */ 223 "Revision Bit0", "Revision Bit1", "", 224 "J2 Header Pin35", "", "", "", "J2 Header Pin36", 225 "J2 Header Pin31", "", "", "", "TF VDD En", 226 "J2 Header Pin32", "J2 Header Pin26", "", "", 227 /* Bank GPIOX */ 228 "J2 Header Pin29", "J2 Header Pin24", 229 "J2 Header Pin23", "J2 Header Pin22", 230 "J2 Header Pin21", "J2 Header Pin18", 231 "J2 Header Pin33", "J2 Header Pin19", 232 "J2 Header Pin16", "J2 Header Pin15", 233 "J2 Header Pin12", "J2 Header Pin13", 234 "J2 Header Pin8", "J2 Header Pin10", 235 "", "", "", "", "", 236 "J2 Header Pin11", "", "J2 Header Pin7", "", 237 /* Bank GPIOCLK */ 238 "", "", "", ""; 239 }; 240 241 &saradc { 242 status = "okay"; 243 vref-supply = <&vcc1v8>; 244 }; 245 246 &scpi_clocks { 247 status = "disabled"; 248 }; 249 250 /* SD */ 251 &sd_emmc_b { 252 status = "okay"; 253 pinctrl-0 = <&sdcard_pins>; 254 pinctrl-1 = <&sdcard_clk_gate_pins>; 255 pinctrl-names = "default", "clk-gate"; 256 257 bus-width = <4>; 258 cap-sd-highspeed; 259 max-frequency = <100000000>; 260 disable-wp; 261 262 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; 263 cd-inverted; 264 265 vmmc-supply = <&tflash_vdd>; 266 vqmmc-supply = <&tf_io>; 267 }; 268 269 /* eMMC */ 270 &sd_emmc_c { 271 status = "okay"; 272 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; 273 pinctrl-1 = <&emmc_clk_gate_pins>; 274 pinctrl-names = "default", "clk-gate"; 275 276 bus-width = <8>; 277 max-frequency = <100000000>; 278 non-removable; 279 disable-wp; 280 cap-mmc-highspeed; 281 mmc-ddr-1_8v; 282 mmc-hs200-1_8v; 283 284 mmc-pwrseq = <&emmc_pwrseq>; 285 vmmc-supply = <&vcc3v3>; 286 vqmmc-supply = <&vcc1v8>; 287 }; 288 289 &uart_AO { 290 status = "okay"; 291 pinctrl-0 = <&uart_ao_a_pins>; 292 pinctrl-names = "default"; 293 }; 294 295 &usb0_phy { 296 status = "okay"; 297 phy-supply = <&usb_otg_pwr>; 298 }; 299 300 &usb1_phy { 301 status = "okay"; 302 phy-supply = <&usb_otg_pwr>; 303 }; 304 305 &usb0 { 306 status = "okay"; 307 }; 308 309 &usb1 { 310 status = "okay"; 311 }; 312
