1/* 2 * Device Tree Source for the Salvator-X board 3 * 4 * Copyright (C) 2016 Renesas Electronics Corp. 5 * 6 * This file is licensed under the terms of the GNU General Public License 7 * version 2. This program is licensed "as is" without any warranty of any 8 * kind, whether express or implied. 9 */ 10 11/dts-v1/; 12#include "r8a7796.dtsi" 13#include <dt-bindings/gpio/gpio.h> 14 15/ { 16 model = "Renesas Salvator-X board based on r8a7796"; 17 compatible = "renesas,salvator-x", "renesas,r8a7796"; 18 19 aliases { 20 serial0 = &scif2; 21 serial1 = &scif1; 22 ethernet0 = &avb; 23 }; 24 25 chosen { 26 bootargs = "ignore_loglevel"; 27 stdout-path = "serial0:115200n8"; 28 }; 29 30 memory@48000000 { 31 device_type = "memory"; 32 /* first 128MB is reserved for secure area. */ 33 reg = <0x0 0x48000000 0x0 0x78000000>; 34 }; 35 36 memory@600000000 { 37 device_type = "memory"; 38 reg = <0x6 0x00000000 0x0 0x80000000>; 39 }; 40 41 reg_1p8v: regulator0 { 42 compatible = "regulator-fixed"; 43 regulator-name = "fixed-1.8V"; 44 regulator-min-microvolt = <1800000>; 45 regulator-max-microvolt = <1800000>; 46 regulator-boot-on; 47 regulator-always-on; 48 }; 49 50 reg_3p3v: regulator1 { 51 compatible = "regulator-fixed"; 52 regulator-name = "fixed-3.3V"; 53 regulator-min-microvolt = <3300000>; 54 regulator-max-microvolt = <3300000>; 55 regulator-boot-on; 56 regulator-always-on; 57 }; 58 59 vcc_sdhi0: regulator-vcc-sdhi0 { 60 compatible = "regulator-fixed"; 61 62 regulator-name = "SDHI0 Vcc"; 63 regulator-min-microvolt = <3300000>; 64 regulator-max-microvolt = <3300000>; 65 66 gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>; 67 enable-active-high; 68 }; 69 70 vccq_sdhi0: regulator-vccq-sdhi0 { 71 compatible = "regulator-gpio"; 72 73 regulator-name = "SDHI0 VccQ"; 74 regulator-min-microvolt = <1800000>; 75 regulator-max-microvolt = <3300000>; 76 77 gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>; 78 gpios-states = <1>; 79 states = <3300000 1 80 1800000 0>; 81 }; 82 83 vcc_sdhi3: regulator-vcc-sdhi3 { 84 compatible = "regulator-fixed"; 85 86 regulator-name = "SDHI3 Vcc"; 87 regulator-min-microvolt = <3300000>; 88 regulator-max-microvolt = <3300000>; 89 90 gpio = <&gpio3 15 GPIO_ACTIVE_HIGH>; 91 enable-active-high; 92 }; 93 94 vccq_sdhi3: regulator-vccq-sdhi3 { 95 compatible = "regulator-gpio"; 96 97 regulator-name = "SDHI3 VccQ"; 98 regulator-min-microvolt = <1800000>; 99 regulator-max-microvolt = <3300000>; 100 101 gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>; 102 gpios-states = <1>; 103 states = <3300000 1 104 1800000 0>; 105 }; 106}; 107 108&pfc { 109 pinctrl-0 = <&scif_clk_pins>; 110 pinctrl-names = "default"; 111 112 avb_pins: avb { 113 groups = "avb_mdc"; 114 function = "avb"; 115 }; 116 117 scif1_pins: scif1 { 118 groups = "scif1_data_a", "scif1_ctrl"; 119 function = "scif1"; 120 }; 121 122 scif2_pins: scif2 { 123 groups = "scif2_data_a"; 124 function = "scif2"; 125 }; 126 scif_clk_pins: scif_clk { 127 groups = "scif_clk_a"; 128 function = "scif_clk"; 129 }; 130 131 i2c2_pins: i2c2 { 132 groups = "i2c2_a"; 133 function = "i2c2"; 134 }; 135 136 sdhi0_pins: sd0 { 137 groups = "sdhi0_data4", "sdhi0_ctrl"; 138 function = "sdhi0"; 139 power-source = <3300>; 140 }; 141 142 sdhi0_pins_uhs: sd0_uhs { 143 groups = "sdhi0_data4", "sdhi0_ctrl"; 144 function = "sdhi0"; 145 power-source = <1800>; 146 }; 147 148 sdhi2_pins: sd2 { 149 groups = "sdhi2_data8", "sdhi2_ctrl"; 150 function = "sdhi2"; 151 power-source = <3300>; 152 }; 153 154 sdhi2_pins_uhs: sd2_uhs { 155 groups = "sdhi2_data8", "sdhi2_ctrl"; 156 function = "sdhi2"; 157 power-source = <1800>; 158 }; 159 160 sdhi3_pins: sd3 { 161 groups = "sdhi3_data4", "sdhi3_ctrl"; 162 function = "sdhi3"; 163 power-source = <3300>; 164 }; 165 166 sdhi3_pins_uhs: sd3_uhs { 167 groups = "sdhi3_data4", "sdhi3_ctrl"; 168 function = "sdhi3"; 169 power-source = <1800>; 170 }; 171}; 172 173&avb { 174 pinctrl-0 = <&avb_pins>; 175 pinctrl-names = "default"; 176 renesas,no-ether-link; 177 phy-handle = <&phy0>; 178 status = "okay"; 179 180 phy0: ethernet-phy@0 { 181 rxc-skew-ps = <1500>; 182 reg = <0>; 183 interrupt-parent = <&gpio2>; 184 interrupts = <11 IRQ_TYPE_LEVEL_LOW>; 185 }; 186}; 187 188&extal_clk { 189 clock-frequency = <16666666>; 190}; 191 192&extalr_clk { 193 clock-frequency = <32768>; 194}; 195 196&sdhi0 { 197 pinctrl-0 = <&sdhi0_pins>; 198 pinctrl-1 = <&sdhi0_pins_uhs>; 199 pinctrl-names = "default", "state_uhs"; 200 201 vmmc-supply = <&vcc_sdhi0>; 202 vqmmc-supply = <&vccq_sdhi0>; 203 cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>; 204 wp-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>; 205 bus-width = <4>; 206 sd-uhs-sdr50; 207 status = "okay"; 208}; 209 210&sdhi2 { 211 /* used for on-board 8bit eMMC */ 212 pinctrl-0 = <&sdhi2_pins>; 213 pinctrl-1 = <&sdhi2_pins_uhs>; 214 pinctrl-names = "default", "state_uhs"; 215 216 vmmc-supply = <®_3p3v>; 217 vqmmc-supply = <®_1p8v>; 218 bus-width = <8>; 219 non-removable; 220 status = "okay"; 221}; 222 223&sdhi3 { 224 pinctrl-0 = <&sdhi3_pins>; 225 pinctrl-1 = <&sdhi3_pins_uhs>; 226 pinctrl-names = "default", "state_uhs"; 227 228 vmmc-supply = <&vcc_sdhi3>; 229 vqmmc-supply = <&vccq_sdhi3>; 230 cd-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; 231 wp-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>; 232 bus-width = <4>; 233 sd-uhs-sdr50; 234 status = "okay"; 235}; 236 237&scif1 { 238 pinctrl-0 = <&scif1_pins>; 239 pinctrl-names = "default"; 240 241 uart-has-rtscts; 242 status = "okay"; 243}; 244 245&scif2 { 246 pinctrl-0 = <&scif2_pins>; 247 pinctrl-names = "default"; 248 status = "okay"; 249}; 250 251&scif_clk { 252 clock-frequency = <14745600>; 253}; 254 255&i2c2 { 256 pinctrl-0 = <&i2c2_pins>; 257 pinctrl-names = "default"; 258 259 status = "okay"; 260}; 261 262&wdt0 { 263 timeout-sec = <60>; 264 status = "okay"; 265}; 266 267&i2c_dvfs { 268 status = "okay"; 269}; 270