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                 #address-cells = <1>;
  37                 #size-cells = <0>;
  38
  39                 prog {
  40                         label = "PB_PROG";
  41                         gpios = <&pioE 27 GPIO_ACTIVE_LOW>;
  42                         linux,code = <0x102>;
  43                         wakeup-source;
  44                 };
  45
  46                 reset {
  47                         label = "PB_RST";
  48                         gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
  49                         linux,code = <0x100>;
  50                         wakeup-source;
  51                 };
  52
  53                 user {
  54                         label = "PB_USER";
  55                         gpios = <&pioE 31 GPIO_ACTIVE_HIGH>;
  56                         linux,code = <0x101>;
  57                         wakeup-source;
  58                 };
  59         };
  60
  61         led-controller {
  62                 compatible = "pwm-leds";
  63
  64                 led-1 {
  65                         label = "pwm:blue:user";
  66                         pwms = <&pwm0 2 10000000 0>;
  67                         max-brightness = <255>;
  68                         linux,default-trigger = "none";
  69                 };
  70
  71                 led-2 {
  72                         label = "pwm:green:user";
  73                         pwms = <&pwm0 1 10000000 0>;
  74                         max-brightness = <255>;
  75                         linux,default-trigger = "default-on";
  76                 };
  77
  78                 led-3 {
  79                         label = "pwm:red:user";
  80                         pwms = <&pwm0 0 10000000 0>;
  81                         max-brightness = <255>;
  82                         linux,default-trigger = "default-on";
  83                 };
  84         };
  85 };
  86
  87 &i2c1 {
  88         status = "okay";
  89
  90         pmic: act8865@5b {
  91                 compatible = "active-semi,act8865";
  92                 reg = <0x5b>;
  93                 status = "okay";
  94
  95                 regulators {
  96                         vcc_1v8_reg: DCDC_REG1 {
  97                                 regulator-name = "VCC_1V8";
  98                                 regulator-min-microvolt = <1800000>;
  99                                 regulator-max-microvolt = <1800000>;
 100                                 regulator-always-on;
 101                         };
 102
 103                         vcc_1v2_reg: DCDC_REG2 {
 104                                 regulator-name = "VCC_1V2";
 105                                 regulator-min-microvolt = <1200000>;
 106                                 regulator-max-microvolt = <1200000>;
 107                                 regulator-always-on;
 108                         };
 109
 110                         vcc_3v3_reg: DCDC_REG3 {
 111                                 regulator-name = "VCC_3V3";
 112                                 regulator-min-microvolt = <3300000>;
 113                                 regulator-max-microvolt = <3300000>;
 114                                 regulator-always-on;
 115                         };
 116
 117                         vddfuse_reg: LDO_REG1 {
 118                                 regulator-name = "FUSE_2V5";
 119                                 regulator-min-microvolt = <2500000>;
 120                                 regulator-max-microvolt = <2500000>;
 121                         };
 122
 123                         vddana_reg: LDO_REG2 {
 124                                 regulator-name = "VDDANA";
 125                                 regulator-min-microvolt = <3300000>;
 126                                 regulator-max-microvolt = <3300000>;
 127                                 regulator-always-on;
 128                         };
 129
 130                         vled_reg: LDO_REG3 {
 131                                 regulator-name = "VLED";
 132                                 regulator-min-microvolt = <3300000>;
 133                                 regulator-max-microvolt = <3300000>;
 134                                 regulator-always-on;
 135                         };
 136
 137                         v3v8_rf_reg: LDO_REG4 {
 138                                 regulator-name = "V3V8_RF";
 139                                 regulator-min-microvolt = <3800000>;
 140                                 regulator-max-microvolt = <3800000>;
 141                                 regulator-always-on;
 142                         };
 143                 };
 144         };
 145 };
 146
 147 &usart0 {
 148         atmel,use-dma-rx;
 149         atmel,use-dma-tx;
 150         status = "disabled";
 151 };
 152
 153 &usart1 {
 154         atmel,use-dma-rx;
 155         atmel,use-dma-tx;
 156         status = "disabled";
 157 };
 158
 159 &usart2 {
 160         atmel,use-dma-rx;
 161         atmel,use-dma-tx;
 162         status = "disabled";
 163 };
 164
 165 &pwm0 {
 166         pinctrl-names = "default";
 167         pinctrl-0 = <&pinctrl_pwm0_pwmh0_1
 168                      &pinctrl_pwm0_pwmh1_1
 169                      &pinctrl_pwm0_pwmh2_0>;
 170         status = "okay";
 171 };
 172
 173 &adc0 {
 174         atmel,adc-vref = <3333>;
 175         status = "okay";
 176 };
 177
 178 &macb1 {
 179         phy-mode = "rmii";
 180         status = "okay";
 181 };
 182
 183 &dbgu {
 184         status = "okay";
 185 };
 186
 187 &watchdog {
 188         status = "okay";
 189 };
 190
 191 &ebi {
 192         pinctrl-0 = <&pinctrl_ebi_nand_addr>;
 193         pinctrl-names = "default";
 194         status = "okay";
 195 };
 196
 197 &nand_controller {
 198         status = "okay";
 199
 200         nand@3 {
 201                 reg = <0x3 0x0 0x2>;
 202                 atmel,rb = <0>;
 203                 nand-bus-width = <8>;
 204                 nand-ecc-mode = "hw";
 205                 nand-ecc-strength = <4>;
 206                 nand-ecc-step-size = <512>;
 207                 nand-on-flash-bbt;
 208                 label = "atmel_nand";
 209
 210                 partitions {
 211                         compatible = "fixed-partitions";
 212                         #address-cells = <1>;
 213                         #size-cells = <1>;
 214
 215                         bootstrap@0 {
 216                                 label = "bootstrap";
 217                                 reg = <0x0 0x20000>;
 218                         };
 219
 220                         ubi@20000 {
 221                                 label = "ubi";
 222                                 reg = <0x20000 0x7fe0000>;
 223                         };
 224                 };
 225         };
 226 };
 227
 228 &usb1 {
 229         status = "okay";
 230 };
 231
 232 &usb2 {
 233         status = "okay";
 234 };
 235
 236 /* WMBUS (inverted with IO in the latest schematic) */
 237 &pinctrl_usart0 {
 238         atmel,pins =
 239                 <AT91_PIOD 17 AT91_PERIPH_A AT91_PINCTRL_NONE
 240                  AT91_PIOD 18 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 241                  AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 242 };
 243
 244 /* RTS */
 245 &pinctrl_usart1 {
 246         atmel,pins =
 247                 <AT91_PIOB 28 AT91_PERIPH_A AT91_PINCTRL_NONE
 248                  AT91_PIOB 29 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 249                  AT91_PIOE 7 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 250 };
 251
 252 /* IO (inverted with WMBUS in the latest schematic) */
 253 &pinctrl_usart2 {
 254         atmel,pins =
 255                 <AT91_PIOE 25 AT91_PERIPH_B AT91_PINCTRL_NONE
 256                  AT91_PIOE 26 AT91_PERIPH_B AT91_PINCTRL_PULL_UP
 257                  AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
 258 };