arch/arm/boot/dts/at91-kizbox2-common.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * at91-kizbox2_common.dtsi - Device Tree Include file for
   4  * Overkiz Kizbox 2 family SoC
   5  *
   6  * Copyright (C) 2014-2018 Overkiz SAS
   7  *
   8  * Authors: Antoine Aubert <a.aubert@overkiz.com>
   9  *          Gaël Portay <g.portay@overkiz.com>
  10  *          Kévin Raymond <k.raymond@overkiz.com>
  11  */
  12 #include "sama5d31.dtsi"
  13
  14 / {
  15         chosen {
  16                 bootargs = "ubi.mtd=ubi";
  17                 stdout-path = &dbgu;
  18         };
  19
  20         memory@20000000 {
  21                 reg = <0x20000000 0x10000000>;
  22         };
  23
  24         clocks {
  25                 slow_xtal {
  26                         clock-frequency = <32768>;
  27                 };
  28
  29                 main_xtal {
  30                         clock-frequency = <12000000>;
  31                 };
  32         };
  33
  34         gpio-keys {
  35                 compatible = "gpio-keys";
  36
  37                 button-prog {
  38                         label = "PB_PROG";
  39                         gpios = <&pioE 27 GPIO_ACTIVE_LOW>;
  40                         linux,code = <0x102>;
  41                         wakeup-source;
  42                 };
  43
  44                 button-reset {
  45                         label = "PB_RST";
  46                         gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
  47                         linux,code = <0x100>;
  48                         wakeup-source;
  49                 };
  50
  51                 button-user {
  52                         label = "PB_USER";
  53                         gpios = <&pioE 31 GPIO_ACTIVE_HIGH>;
  54                         linux,code = <0x101>;
  55                         wakeup-source;
  56                 };
  57         };
  58
  59         led-controller {
  60                 compatible = "pwm-leds";
  61
  62                 led-1 {
  63                         label = "pwm:blue:user";
  64                         pwms = <&pwm0 2 10000000 0>;
  65                         max-brightness = <255>;
  66                         linux,default-trigger = "none";
  67                 };
  68
  69                 led-2 {
  70                         label = "pwm:green:user";
  71                         pwms = <&pwm0 1 10000000 0>;
  72                         max-brightness = <255>;
  73                         linux,default-trigger = "default-on";
  74                 };
  75
  76                 led-3 {
  77                         label = "pwm:red:user";
  78                         pwms = <&pwm0 0 10000000 0>;
  79                         max-brightness = <255>;
  80                         linux,default-trigger = "default-on";
  81                 };
  82         };
  83 };
  84
  85 &i2c1 {
  86         status = "okay";
  87
  88         pmic: act8865@5b {
  89                 compatible = "active-semi,act8865";
  90                 reg = <0x5b>;
  91                 status = "okay";
  92
  93                 regulators {
  94                         vcc_1v8_reg: DCDC_REG1 {
  95                                 regulator-name = "VCC_1V8";
  96                                 regulator-min-microvolt = <1800000>;
  97                                 regulator-max-microvolt = <1800000>;
  98                                 regulator-always-on;
  99                         };
 100
 101                         vcc_1v2_reg: DCDC_REG2 {
 102                                 regulator-name = "VCC_1V2";
 103                                 regulator-min-microvolt = <1200000>;
 104                                 regulator-max-microvolt = <1200000>;
 105                                 regulator-always-on;
 106                         };
 107
 108                         vcc_3v3_reg: DCDC_REG3 {
 109                                 regulator-name = "VCC_3V3";
 110                                 regulator-min-microvolt = <3300000>;
 111                                 regulator-max-microvolt = <3300000>;
 112                                 regulator-always-on;
 113                         };
 114
 115                         vddfuse_reg: LDO_REG1 {
 116                                 regulator-name = "FUSE_2V5";
 117                                 regulator-min-microvolt = <2500000>;
 118                                 regulator-max-microvolt = <2500000>;
 119                         };
 120
 121                         vddana_reg: LDO_REG2 {
 122                                 regulator-name = "VDDANA";
 123                                 regulator-min-microvolt = <3300000>;
 124                                 regulator-max-microvolt = <3300000>;
 125                                 regulator-always-on;
 126                         };
 127
 128                         vled_reg: LDO_REG3 {
 129                                 regulator-name = "VLED";
 130                                 regulator-min-microvolt = <3300000>;
 131                                 regulator-max-microvolt = <3300000>;
 132                                 regulator-always-on;
 133                         };
 134
 135                         v3v8_rf_reg: LDO_REG4 {
 136                                 regulator-name = "V3V8_RF";
 137                                 regulator-min-microvolt = <3800000>;
 138                                 regulator-max-microvolt = <3800000>;
 139                                 regulator-always-on;
 140                         };
 141                 };
 142         };
 143 };
 144
 145 &usart0 {
 146         atmel,use-dma-rx;
 147         atmel,use-dma-tx;
 148         status = "disabled";
 149 };
 150
 151 &usart1 {
 152         atmel,use-dma-rx;
 153         atmel,use-dma-tx;
 154         status = "disabled";
 155 };
 156
 157 &usart2 {
 158         atmel,use-dma-rx;
 159         atmel,use-dma-tx;
 160         status = "disabled";
 161 };
 162
 163 &pwm0 {
 164         pinctrl-names = "default";
 165         pinctrl-0 = <&pinctrl_pwm0_pwmh0_1
 166                      &pinctrl_pwm0_pwmh1_1
 167                      &pinctrl_pwm0_pwmh2_0>;
 168         status = "okay";
 169 };
 170
 171 &adc0 {
 172         atmel,adc-vref = <3333>;
 173         status = "okay";
 174 };
 175
 176 &macb1 {
 177         phy-mode = "rmii";
 178         status = "okay";
 179 };
 180
 181 &dbgu {
 182         status = "okay";
 183 };
 184
 185 &watchdog {
 186         status = "okay";
 187 };
 188
 189 &ebi {
 190         pinctrl-0 = <&pinctrl_ebi_nand_addr>;
 191         pinctrl-names = "default";
 192         status = "okay";
 193 };
 194
 195 &nand_controller {
 196         status = "okay";
 197
 198         nand@3 {
 199                 reg = <0x3 0x0 0x2>;
 200                 atmel,rb = <0>;
 201                 nand-bus-width = <8>;
 202                 nand-ecc-mode = "hw";
 203                 nand-ecc-strength = <4>;
 204                 nand-ecc-step-size = <512>;
 205                 nand-on-flash-bbt;
 206                 label = "atmel_nand";
 207
 208                 partitions {
 209                         compatible = "fixed-partitions";
 210                         #address-cells = <1>;
 211                         #size-cells = <1>;
 212
 213                         bootstrap@0 {
 214                                 label = "bootstrap";
 215                                 reg = <0x0 0x20000>;
 216                         };
 217
 218                         ubi@20000 {
 219                                 label = "ubi";
 220                                 reg = <0x20000 0x7fe0000>;
 221                         };
 222                 };
 223         };
 224 };
 225
 226 &usb1 {
 227         status = "okay";
 228 };
 229
 230 &usb2 {
 231         status = "okay";
 232 };
 233
 234 /* WMBUS (inverted with IO in the latest schematic) */
 235 &pinctrl_usart0 {
 236         atmel,pins =
 237                 <AT91_PIOD 17 AT91_PERIPH_A AT91_PINCTRL_NONE
 238                  AT91_PIOD 18 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 239                  AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 240 };
 241
 242 /* RTS */
 243 &pinctrl_usart1 {
 244         atmel,pins =
 245                 <AT91_PIOB 28 AT91_PERIPH_A AT91_PINCTRL_NONE
 246                  AT91_PIOB 29 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 247                  AT91_PIOE 7 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 248 };
 249
 250 /* IO (inverted with WMBUS in the latest schematic) */
 251 &pinctrl_usart2 {
 252         atmel,pins =
 253                 <AT91_PIOE 25 AT91_PERIPH_B AT91_PINCTRL_NONE
 254                  AT91_PIOE 26 AT91_PERIPH_B AT91_PINCTRL_PULL_UP
 255                  AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 256 };