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 {
  52                 reg = <0x80000000 0x20000000>;
  53         };
  54
  55         reg_wifi: regulator-wifi {
  56                 compatible = "regulator-fixed";
  57                 regulator-name = "SD3_SPWR";
  58                 regulator-min-microvolt = <3000000>;
  59                 regulator-max-microvolt = <3000000>;
  60                 gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
  61                 enable-active-high;
  62         };
  63
  64         wifi_pwrseq: wifi_pwrseq {
  65                 compatible = "mmc-pwrseq-simple";
  66                 post-power-on-delay-ms = <20>;
  67                 reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
  68         };
  69 };
  70
  71
  72 &i2c1 {
  73         clock-frequency = <100000>;
  74         status = "okay";
  75
  76         lm3630a: backlight@36 {
  77                 reg = <0x36>;
  78                 compatible = "ti,lm3630a";
  79                 enable-gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>;
  80
  81                 #address-cells = <1>;
  82                 #size-cells = <0>;
  83
  84                 led@0 {
  85                         reg = <0>;
  86                         led-sources = <0>;
  87                         label = "backlight_warm";
  88                         default-brightness = <0>;
  89                         max-brightness = <255>;
  90                 };
  91
  92                 led@1 {
  93                         reg = <1>;
  94                         led-sources = <1>;
  95                         label = "backlight_cold";
  96                         default-brightness = <0>;
  97                         max-brightness = <255>;
  98                 };
  99         };
 100 };
 101
 102 &i2c2 {
 103         clock-frequency = <100000>;
 104         status = "okay";
 105
 106         /* TODO: CYTTSP5 touch controller at 0x24 */
 107
 108         /* TODO: TPS65185 PMIC for E Ink at 0x68 */
 109
 110 };
 111
 112 &i2c3 {
 113         clock-frequency = <100000>;
 114         status = "okay";
 115
 116         ricoh619: pmic@32 {
 117                 compatible = "ricoh,rc5t619";
 118                 reg = <0x32>;
 119                 system-power-controller;
 120
 121                 regulators {
 122                         dcdc1_reg: DCDC1 {
 123                                 regulator-name = "DCDC1";
 124                                 regulator-min-microvolt = <300000>;
 125                                 regulator-max-microvolt = <1875000>;
 126                                 regulator-always-on;
 127                                 regulator-boot-on;
 128
 129                                 regulator-state-mem {
 130                                         regulator-on-in-suspend;
 131                                         regulator-suspend-max-microvolt = <900000>;
 132                                         regulator-suspend-min-microvolt = <900000>;
 133                                 };
 134                         };
 135
 136                         /* Core3_3V3 */
 137                         dcdc2_reg: DCDC2 {
 138                                 regulator-name = "DCDC2";
 139                                 regulator-always-on;
 140                                 regulator-boot-on;
 141
 142                                 regulator-state-mem {
 143                                         regulator-on-in-suspend;
 144                                         regulator-suspend-max-microvolt = <3300000>;
 145                                         regulator-suspend-min-microvolt = <3300000>;
 146                                 };
 147                         };
 148
 149                         dcdc3_reg: DCDC3 {
 150                                 regulator-name = "DCDC3";
 151                                 regulator-min-microvolt = <300000>;
 152                                 regulator-max-microvolt = <1875000>;
 153                                 regulator-always-on;
 154                                 regulator-boot-on;
 155
 156                                 regulator-state-mem {
 157                                         regulator-on-in-suspend;
 158                                         regulator-suspend-max-microvolt = <1140000>;
 159                                         regulator-suspend-min-microvolt = <1140000>;
 160                                 };
 161                         };
 162
 163                         /* Core4_1V2 */
 164                         dcdc4_reg: DCDC4 {
 165                                 regulator-name = "DCDC4";
 166                                 regulator-min-microvolt = <1200000>;
 167                                 regulator-max-microvolt = <1200000>;
 168                                 regulator-always-on;
 169                                 regulator-boot-on;
 170
 171                                 regulator-state-mem {
 172                                         regulator-on-in-suspend;
 173                                         regulator-suspend-max-microvolt = <1140000>;
 174                                         regulator-suspend-min-microvolt = <1140000>;
 175                                 };
 176                         };
 177
 178                         /* Core4_1V8 */
 179                         dcdc5_reg: DCDC5 {
 180                                 regulator-name = "DCDC5";
 181                                 regulator-min-microvolt = <1800000>;
 182                                 regulator-max-microvolt = <1800000>;
 183                                 regulator-always-on;
 184                                 regulator-boot-on;
 185
 186                                 regulator-state-mem {
 187                                         regulator-on-in-suspend;
 188                                         regulator-suspend-max-microvolt = <1700000>;
 189                                         regulator-suspend-min-microvolt = <1700000>;
 190                                 };
 191                         };
 192
 193                         /* IR_3V3 */
 194                         ldo1_reg: LDO1  {
 195                                 regulator-name = "LDO1";
 196                                 regulator-boot-on;
 197                         };
 198
 199                         /* Core1_3V3 */
 200                         ldo2_reg: LDO2  {
 201                                 regulator-name = "LDO2";
 202                                 regulator-always-on;
 203                                 regulator-boot-on;
 204
 205                                 regulator-state-mem {
 206                                         regulator-on-in-suspend;
 207                                         regulator-suspend-max-microvolt = <3000000>;
 208                                         regulator-suspend-min-microvolt = <3000000>;
 209                                 };
 210                         };
 211
 212                         /* Core5_1V2 */
 213                         ldo3_reg: LDO3  {
 214                                 regulator-name = "LDO3";
 215                                 regulator-always-on;
 216                                 regulator-boot-on;
 217                         };
 218
 219                         ldo4_reg: LDO4 {
 220                                 regulator-name = "LDO4";
 221                                 regulator-boot-on;
 222                         };
 223
 224                         /* SPD_3V3 */
 225                         ldo5_reg: LDO5 {
 226                                 regulator-name = "LDO5";
 227                                 regulator-always-on;
 228                                 regulator-boot-on;
 229                         };
 230
 231                         /* DDR_0V6 */
 232                         ldo6_reg: LDO6 {
 233                                 regulator-name = "LDO6";
 234                                 regulator-always-on;
 235                                 regulator-boot-on;
 236                         };
 237
 238                         /* VDD_PWM */
 239                         ldo7_reg: LDO7 {
 240                                 regulator-name = "LDO7";
 241                                 regulator-always-on;
 242                                 regulator-boot-on;
 243                         };
 244
 245                         /* ldo_1v8 */
 246                         ldo8_reg: LDO8 {
 247                                 regulator-name = "LDO8";
 248                                 regulator-min-microvolt = <1800000>;
 249                                 regulator-max-microvolt = <1800000>;
 250                                 regulator-always-on;
 251                                 regulator-boot-on;
 252                         };
 253
 254                         ldo9_reg: LDO9 {
 255                                 regulator-name = "LDO9";
 256                                 regulator-boot-on;
 257                         };
 258
 259                         ldo10_reg: LDO10 {
 260                                 regulator-name = "LDO10";
 261                                 regulator-boot-on;
 262                         };
 263
 264                         ldortc1_reg: LDORTC1  {
 265                                 regulator-name = "LDORTC1";
 266                                 regulator-boot-on;
 267                         };
 268                 };
 269         };
 270 };
 271
 272 &snvs_rtc {
 273         /* we are using the rtc in the pmic, not disabled in imx6sll.dtsi */
 274         status = "disabled";
 275 };
 276
 277 &uart1 {
 278         status = "okay";
 279 };
 280
 281 &usdhc2 {
 282         non-removable;
 283         status = "okay";
 284 };
 285
 286 &usdhc3 {
 287         vmmc-supply = <&reg_wifi>;
 288         mmc-pwrseq = <&wifi_pwrseq>;
 289         cap-power-off-card;
 290         non-removable;
 291         status = "okay";
 292 };
 293
 294 &usbotg1 {
 295         pinctrl-names = "default";
 296         disable-over-current;
 297         srp-disable;
 298         hnp-disable;
 299         adp-disable;
 300         status = "okay";
 301 };