arch/arm/boot/dts/e60k02.dtsi

   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                 power {
  26                         label = "Power";
  27                         gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
  28                         linux,code = <KEY_POWER>;
  29                         wakeup-source;
  30                 };
  31
  32                 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                 on {
  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         /* TODO: CYTTSP5 touch controller at 0x24 */
 108
 109         /* TODO: TPS65185 PMIC for E Ink at 0x68 */
 110
 111 };
 112
 113 &i2c3 {
 114         clock-frequency = <100000>;
 115         status = "okay";
 116
 117         ricoh619: pmic@32 {
 118                 compatible = "ricoh,rc5t619";
 119                 reg = <0x32>;
 120                 system-power-controller;
 121
 122                 regulators {
 123                         dcdc1_reg: DCDC1 {
 124                                 regulator-name = "DCDC1";
 125                                 regulator-min-microvolt = <300000>;
 126                                 regulator-max-microvolt = <1875000>;
 127                                 regulator-always-on;
 128                                 regulator-boot-on;
 129
 130                                 regulator-state-mem {
 131                                         regulator-on-in-suspend;
 132                                         regulator-suspend-max-microvolt = <900000>;
 133                                         regulator-suspend-min-microvolt = <900000>;
 134                                 };
 135                         };
 136
 137                         /* Core3_3V3 */
 138                         dcdc2_reg: DCDC2 {
 139                                 regulator-name = "DCDC2";
 140                                 regulator-always-on;
 141                                 regulator-boot-on;
 142
 143                                 regulator-state-mem {
 144                                         regulator-on-in-suspend;
 145                                         regulator-suspend-max-microvolt = <3300000>;
 146                                         regulator-suspend-min-microvolt = <3300000>;
 147                                 };
 148                         };
 149
 150                         dcdc3_reg: DCDC3 {
 151                                 regulator-name = "DCDC3";
 152                                 regulator-min-microvolt = <300000>;
 153                                 regulator-max-microvolt = <1875000>;
 154                                 regulator-always-on;
 155                                 regulator-boot-on;
 156
 157                                 regulator-state-mem {
 158                                         regulator-on-in-suspend;
 159                                         regulator-suspend-max-microvolt = <1140000>;
 160                                         regulator-suspend-min-microvolt = <1140000>;
 161                                 };
 162                         };
 163
 164                         /* Core4_1V2 */
 165                         dcdc4_reg: DCDC4 {
 166                                 regulator-name = "DCDC4";
 167                                 regulator-min-microvolt = <1200000>;
 168                                 regulator-max-microvolt = <1200000>;
 169                                 regulator-always-on;
 170                                 regulator-boot-on;
 171
 172                                 regulator-state-mem {
 173                                         regulator-on-in-suspend;
 174                                         regulator-suspend-max-microvolt = <1140000>;
 175                                         regulator-suspend-min-microvolt = <1140000>;
 176                                 };
 177                         };
 178
 179                         /* Core4_1V8 */
 180                         dcdc5_reg: DCDC5 {
 181                                 regulator-name = "DCDC5";
 182                                 regulator-min-microvolt = <1800000>;
 183                                 regulator-max-microvolt = <1800000>;
 184                                 regulator-always-on;
 185                                 regulator-boot-on;
 186
 187                                 regulator-state-mem {
 188                                         regulator-on-in-suspend;
 189                                         regulator-suspend-max-microvolt = <1700000>;
 190                                         regulator-suspend-min-microvolt = <1700000>;
 191                                 };
 192                         };
 193
 194                         /* IR_3V3 */
 195                         ldo1_reg: LDO1  {
 196                                 regulator-name = "LDO1";
 197                                 regulator-boot-on;
 198                         };
 199
 200                         /* Core1_3V3 */
 201                         ldo2_reg: LDO2  {
 202                                 regulator-name = "LDO2";
 203                                 regulator-always-on;
 204                                 regulator-boot-on;
 205
 206                                 regulator-state-mem {
 207                                         regulator-on-in-suspend;
 208                                         regulator-suspend-max-microvolt = <3000000>;
 209                                         regulator-suspend-min-microvolt = <3000000>;
 210                                 };
 211                         };
 212
 213                         /* Core5_1V2 */
 214                         ldo3_reg: LDO3  {
 215                                 regulator-name = "LDO3";
 216                                 regulator-always-on;
 217                                 regulator-boot-on;
 218                         };
 219
 220                         ldo4_reg: LDO4 {
 221                                 regulator-name = "LDO4";
 222                                 regulator-boot-on;
 223                         };
 224
 225                         /* SPD_3V3 */
 226                         ldo5_reg: LDO5 {
 227                                 regulator-name = "LDO5";
 228                                 regulator-always-on;
 229                                 regulator-boot-on;
 230                         };
 231
 232                         /* DDR_0V6 */
 233                         ldo6_reg: LDO6 {
 234                                 regulator-name = "LDO6";
 235                                 regulator-always-on;
 236                                 regulator-boot-on;
 237                         };
 238
 239                         /* VDD_PWM */
 240                         ldo7_reg: LDO7 {
 241                                 regulator-name = "LDO7";
 242                                 regulator-always-on;
 243                                 regulator-boot-on;
 244                         };
 245
 246                         /* ldo_1v8 */
 247                         ldo8_reg: LDO8 {
 248                                 regulator-name = "LDO8";
 249                                 regulator-min-microvolt = <1800000>;
 250                                 regulator-max-microvolt = <1800000>;
 251                                 regulator-always-on;
 252                                 regulator-boot-on;
 253                         };
 254
 255                         ldo9_reg: LDO9 {
 256                                 regulator-name = "LDO9";
 257                                 regulator-boot-on;
 258                         };
 259
 260                         ldo10_reg: LDO10 {
 261                                 regulator-name = "LDO10";
 262                                 regulator-boot-on;
 263                         };
 264
 265                         ldortc1_reg: LDORTC1  {
 266                                 regulator-name = "LDORTC1";
 267                                 regulator-boot-on;
 268                         };
 269                 };
 270         };
 271 };
 272
 273 &snvs_rtc {
 274         /* we are using the rtc in the pmic, not disabled in imx6sll.dtsi */
 275         status = "disabled";
 276 };
 277
 278 &uart1 {
 279         status = "okay";
 280 };
 281
 282 &usdhc2 {
 283         non-removable;
 284         status = "okay";
 285 };
 286
 287 &usdhc3 {
 288         vmmc-supply = <&reg_wifi>;
 289         mmc-pwrseq = <&wifi_pwrseq>;
 290         cap-power-off-card;
 291         non-removable;
 292         status = "okay";
 293 };
 294
 295 &usbotg1 {
 296         pinctrl-names = "default";
 297         disable-over-current;
 298         srp-disable;
 299         hnp-disable;
 300         adp-disable;
 301         status = "okay";
 302 };