1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright 2019 Andreas Kemnade 4 * based on works 5 * Copyright 2016 Freescale Semiconductor, Inc. 6 * and 7 * Copyright (C) 2014 Ricoh Electronic Devices Co., Ltd 8 * 9 * Netronix E60K02 board common. 10 * This board is equipped with different SoCs and 11 * found in ebook-readers like the Kobo Clara HD (with i.MX6SLL) and 12 * the Tolino Shine 3 (with i.MX6SL) 13 */ 14#include <dt-bindings/input/input.h> 15 16/ { 17 18 chosen { 19 stdout-path = &uart1; 20 }; 21 22 gpio_keys: gpio-keys { 23 compatible = "gpio-keys"; 24 25 key-power { 26 label = "Power"; 27 gpios = <&gpio5 8 GPIO_ACTIVE_LOW>; 28 linux,code = <KEY_POWER>; 29 wakeup-source; 30 }; 31 32 key-cover { 33 label = "Cover"; 34 gpios = <&gpio5 12 GPIO_ACTIVE_LOW>; 35 linux,code = <SW_LID>; 36 linux,input-type = <EV_SW>; 37 wakeup-source; 38 }; 39 }; 40 41 leds: leds { 42 compatible = "gpio-leds"; 43 44 led { 45 label = "e60k02:white:on"; 46 gpios = <&gpio5 7 GPIO_ACTIVE_LOW>; 47 linux,default-trigger = "timer"; 48 }; 49 }; 50 51 memory@80000000 { 52 device_type = "memory"; 53 reg = <0x80000000 0x20000000>; 54 }; 55 56 reg_wifi: regulator-wifi { 57 compatible = "regulator-fixed"; 58 regulator-name = "SD3_SPWR"; 59 regulator-min-microvolt = <3000000>; 60 regulator-max-microvolt = <3000000>; 61 gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; 62 enable-active-high; 63 }; 64 65 wifi_pwrseq: wifi_pwrseq { 66 compatible = "mmc-pwrseq-simple"; 67 post-power-on-delay-ms = <20>; 68 reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>; 69 }; 70}; 71 72 73&i2c1 { 74 clock-frequency = <100000>; 75 status = "okay"; 76 77 lm3630a: backlight@36 { 78 reg = <0x36>; 79 compatible = "ti,lm3630a"; 80 enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>; 81 82 #address-cells = <1>; 83 #size-cells = <0>; 84 85 led@0 { 86 reg = <0>; 87 led-sources = <0>; 88 label = "backlight_warm"; 89 default-brightness = <0>; 90 max-brightness = <255>; 91 }; 92 93 led@1 { 94 reg = <1>; 95 led-sources = <1>; 96 label = "backlight_cold"; 97 default-brightness = <0>; 98 max-brightness = <255>; 99 }; 100 }; 101}; 102 103&i2c2 { 104 clock-frequency = <100000>; 105 status = "okay"; 106 107 touchscreen@24 { 108 compatible = "cypress,tt21000"; 109 reg = <0x24>; 110 pinctrl-names = "default"; 111 pinctrl-0 = <&pinctrl_cyttsp5_gpio>; 112 interrupt-parent = <&gpio5>; 113 interrupts = <6 IRQ_TYPE_EDGE_FALLING>; 114 reset-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; 115 vdd-supply = <&ldo5_reg>; 116 }; 117 118 /* TODO: TPS65185 PMIC for E Ink at 0x68 */ 119 120}; 121 122&i2c3 { 123 clock-frequency = <100000>; 124 status = "okay"; 125 126 ricoh619: pmic@32 { 127 compatible = "ricoh,rc5t619"; 128 reg = <0x32>; 129 interrupt-parent = <&gpio5>; 130 interrupts = <11 IRQ_TYPE_LEVEL_LOW>; 131 system-power-controller; 132 133 regulators { 134 dcdc1_reg: DCDC1 { 135 regulator-name = "DCDC1"; 136 regulator-min-microvolt = <300000>; 137 regulator-max-microvolt = <1875000>; 138 regulator-always-on; 139 regulator-boot-on; 140 141 regulator-state-mem { 142 regulator-on-in-suspend; 143 regulator-suspend-max-microvolt = <900000>; 144 regulator-suspend-min-microvolt = <900000>; 145 }; 146 }; 147 148 /* Core3_3V3 */ 149 dcdc2_reg: DCDC2 { 150 regulator-name = "DCDC2"; 151 regulator-always-on; 152 regulator-boot-on; 153 154 regulator-state-mem { 155 regulator-on-in-suspend; 156 regulator-suspend-max-microvolt = <3300000>; 157 regulator-suspend-min-microvolt = <3300000>; 158 }; 159 }; 160 161 dcdc3_reg: DCDC3 { 162 regulator-name = "DCDC3"; 163 regulator-min-microvolt = <300000>; 164 regulator-max-microvolt = <1875000>; 165 regulator-always-on; 166 regulator-boot-on; 167 168 regulator-state-mem { 169 regulator-on-in-suspend; 170 regulator-suspend-max-microvolt = <1140000>; 171 regulator-suspend-min-microvolt = <1140000>; 172 }; 173 }; 174 175 /* Core4_1V2 */ 176 dcdc4_reg: DCDC4 { 177 regulator-name = "DCDC4"; 178 regulator-min-microvolt = <1200000>; 179 regulator-max-microvolt = <1200000>; 180 regulator-always-on; 181 regulator-boot-on; 182 183 regulator-state-mem { 184 regulator-on-in-suspend; 185 regulator-suspend-max-microvolt = <1140000>; 186 regulator-suspend-min-microvolt = <1140000>; 187 }; 188 }; 189 190 /* Core4_1V8 */ 191 dcdc5_reg: DCDC5 { 192 regulator-name = "DCDC5"; 193 regulator-min-microvolt = <1800000>; 194 regulator-max-microvolt = <1800000>; 195 regulator-always-on; 196 regulator-boot-on; 197 198 regulator-state-mem { 199 regulator-on-in-suspend; 200 regulator-suspend-max-microvolt = <1700000>; 201 regulator-suspend-min-microvolt = <1700000>; 202 }; 203 }; 204 205 /* IR_3V3 */ 206 ldo1_reg: LDO1 { 207 regulator-name = "LDO1"; 208 regulator-boot-on; 209 }; 210 211 /* Core1_3V3 */ 212 ldo2_reg: LDO2 { 213 regulator-name = "LDO2"; 214 regulator-always-on; 215 regulator-boot-on; 216 217 regulator-state-mem { 218 regulator-on-in-suspend; 219 regulator-suspend-max-microvolt = <3000000>; 220 regulator-suspend-min-microvolt = <3000000>; 221 }; 222 }; 223 224 /* Core5_1V2 */ 225 ldo3_reg: LDO3 { 226 regulator-name = "LDO3"; 227 regulator-always-on; 228 regulator-boot-on; 229 }; 230 231 ldo4_reg: LDO4 { 232 regulator-name = "LDO4"; 233 regulator-boot-on; 234 }; 235 236 /* SPD_3V3 */ 237 ldo5_reg: LDO5 { 238 regulator-name = "LDO5"; 239 regulator-always-on; 240 regulator-boot-on; 241 }; 242 243 /* DDR_0V6 */ 244 ldo6_reg: LDO6 { 245 regulator-name = "LDO6"; 246 regulator-always-on; 247 regulator-boot-on; 248 }; 249 250 /* VDD_PWM */ 251 ldo7_reg: LDO7 { 252 regulator-name = "LDO7"; 253 regulator-always-on; 254 regulator-boot-on; 255 }; 256 257 /* ldo_1v8 */ 258 ldo8_reg: LDO8 { 259 regulator-name = "LDO8"; 260 regulator-min-microvolt = <1800000>; 261 regulator-max-microvolt = <1800000>; 262 regulator-always-on; 263 regulator-boot-on; 264 }; 265 266 ldo9_reg: LDO9 { 267 regulator-name = "LDO9"; 268 regulator-boot-on; 269 }; 270 271 ldo10_reg: LDO10 { 272 regulator-name = "LDO10"; 273 regulator-boot-on; 274 }; 275 276 ldortc1_reg: LDORTC1 { 277 regulator-name = "LDORTC1"; 278 regulator-boot-on; 279 }; 280 }; 281 }; 282}; 283 284&snvs_rtc { 285 /* we are using the rtc in the pmic, not disabled in imx6sll.dtsi */ 286 status = "disabled"; 287}; 288 289&uart1 { 290 /* J4, through-hole */ 291 status = "okay"; 292}; 293 294&uart4 { 295 /* TP198, next to J4, SMD pads */ 296 status = "okay"; 297}; 298 299&usdhc2 { 300 non-removable; 301 status = "okay"; 302}; 303 304&usdhc3 { 305 vmmc-supply = <®_wifi>; 306 mmc-pwrseq = <&wifi_pwrseq>; 307 cap-power-off-card; 308 non-removable; 309 status = "okay"; 310}; 311 312&usbotg1 { 313 pinctrl-names = "default"; 314 pinctrl-0 = <&pinctrl_usbotg1>; 315 disable-over-current; 316 srp-disable; 317 hnp-disable; 318 adp-disable; 319 status = "okay"; 320}; 321