0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * at91-kizbox2_common.dtsi - Device Tree Include file for
0004 * Overkiz Kizbox 2 family SoC
0005 *
0006 * Copyright (C) 2014-2018 Overkiz SAS
0007 *
0008 * Authors: Antoine Aubert <a.aubert@overkiz.com>
0009 * Gaël Portay <g.portay@overkiz.com>
0010 * Kévin Raymond <k.raymond@overkiz.com>
0011 */
0012 #include "sama5d31.dtsi"
0013
0014 / {
0015 chosen {
0016 bootargs = "ubi.mtd=ubi";
0017 stdout-path = &dbgu;
0018 };
0019
0020 memory@20000000 {
0021 reg = <0x20000000 0x10000000>;
0022 };
0023
0024 clocks {
0025 slow_xtal {
0026 clock-frequency = <32768>;
0027 };
0028
0029 main_xtal {
0030 clock-frequency = <12000000>;
0031 };
0032 };
0033
0034 gpio-keys {
0035 compatible = "gpio-keys";
0036
0037 button-prog {
0038 label = "PB_PROG";
0039 gpios = <&pioE 27 GPIO_ACTIVE_LOW>;
0040 linux,code = <0x102>;
0041 wakeup-source;
0042 };
0043
0044 button-reset {
0045 label = "PB_RST";
0046 gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
0047 linux,code = <0x100>;
0048 wakeup-source;
0049 };
0050
0051 button-user {
0052 label = "PB_USER";
0053 gpios = <&pioE 31 GPIO_ACTIVE_HIGH>;
0054 linux,code = <0x101>;
0055 wakeup-source;
0056 };
0057 };
0058
0059 led-controller {
0060 compatible = "pwm-leds";
0061
0062 led-1 {
0063 label = "pwm:blue:user";
0064 pwms = <&pwm0 2 10000000 0>;
0065 max-brightness = <255>;
0066 linux,default-trigger = "none";
0067 };
0068
0069 led-2 {
0070 label = "pwm:green:user";
0071 pwms = <&pwm0 1 10000000 0>;
0072 max-brightness = <255>;
0073 linux,default-trigger = "default-on";
0074 };
0075
0076 led-3 {
0077 label = "pwm:red:user";
0078 pwms = <&pwm0 0 10000000 0>;
0079 max-brightness = <255>;
0080 linux,default-trigger = "default-on";
0081 };
0082 };
0083 };
0084
0085 &i2c1 {
0086 status = "okay";
0087
0088 pmic: act8865@5b {
0089 compatible = "active-semi,act8865";
0090 reg = <0x5b>;
0091 status = "okay";
0092
0093 regulators {
0094 vcc_1v8_reg: DCDC_REG1 {
0095 regulator-name = "VCC_1V8";
0096 regulator-min-microvolt = <1800000>;
0097 regulator-max-microvolt = <1800000>;
0098 regulator-always-on;
0099 };
0100
0101 vcc_1v2_reg: DCDC_REG2 {
0102 regulator-name = "VCC_1V2";
0103 regulator-min-microvolt = <1200000>;
0104 regulator-max-microvolt = <1200000>;
0105 regulator-always-on;
0106 };
0107
0108 vcc_3v3_reg: DCDC_REG3 {
0109 regulator-name = "VCC_3V3";
0110 regulator-min-microvolt = <3300000>;
0111 regulator-max-microvolt = <3300000>;
0112 regulator-always-on;
0113 };
0114
0115 vddfuse_reg: LDO_REG1 {
0116 regulator-name = "FUSE_2V5";
0117 regulator-min-microvolt = <2500000>;
0118 regulator-max-microvolt = <2500000>;
0119 };
0120
0121 vddana_reg: LDO_REG2 {
0122 regulator-name = "VDDANA";
0123 regulator-min-microvolt = <3300000>;
0124 regulator-max-microvolt = <3300000>;
0125 regulator-always-on;
0126 };
0127
0128 vled_reg: LDO_REG3 {
0129 regulator-name = "VLED";
0130 regulator-min-microvolt = <3300000>;
0131 regulator-max-microvolt = <3300000>;
0132 regulator-always-on;
0133 };
0134
0135 v3v8_rf_reg: LDO_REG4 {
0136 regulator-name = "V3V8_RF";
0137 regulator-min-microvolt = <3800000>;
0138 regulator-max-microvolt = <3800000>;
0139 regulator-always-on;
0140 };
0141 };
0142 };
0143 };
0144
0145 &usart0 {
0146 atmel,use-dma-rx;
0147 atmel,use-dma-tx;
0148 status = "disabled";
0149 };
0150
0151 &usart1 {
0152 atmel,use-dma-rx;
0153 atmel,use-dma-tx;
0154 status = "disabled";
0155 };
0156
0157 &usart2 {
0158 atmel,use-dma-rx;
0159 atmel,use-dma-tx;
0160 status = "disabled";
0161 };
0162
0163 &pwm0 {
0164 pinctrl-names = "default";
0165 pinctrl-0 = <&pinctrl_pwm0_pwmh0_1
0166 &pinctrl_pwm0_pwmh1_1
0167 &pinctrl_pwm0_pwmh2_0>;
0168 status = "okay";
0169 };
0170
0171 &adc0 {
0172 atmel,adc-vref = <3333>;
0173 status = "okay";
0174 };
0175
0176 &macb1 {
0177 phy-mode = "rmii";
0178 status = "okay";
0179 };
0180
0181 &dbgu {
0182 status = "okay";
0183 };
0184
0185 &watchdog {
0186 status = "okay";
0187 };
0188
0189 &ebi {
0190 pinctrl-0 = <&pinctrl_ebi_nand_addr>;
0191 pinctrl-names = "default";
0192 status = "okay";
0193 };
0194
0195 &nand_controller {
0196 status = "okay";
0197
0198 nand@3 {
0199 reg = <0x3 0x0 0x2>;
0200 atmel,rb = <0>;
0201 nand-bus-width = <8>;
0202 nand-ecc-mode = "hw";
0203 nand-ecc-strength = <4>;
0204 nand-ecc-step-size = <512>;
0205 nand-on-flash-bbt;
0206 label = "atmel_nand";
0207
0208 partitions {
0209 compatible = "fixed-partitions";
0210 #address-cells = <1>;
0211 #size-cells = <1>;
0212
0213 bootstrap@0 {
0214 label = "bootstrap";
0215 reg = <0x0 0x20000>;
0216 };
0217
0218 ubi@20000 {
0219 label = "ubi";
0220 reg = <0x20000 0x7fe0000>;
0221 };
0222 };
0223 };
0224 };
0225
0226 &usb1 {
0227 status = "okay";
0228 };
0229
0230 &usb2 {
0231 status = "okay";
0232 };
0233
0234 /* WMBUS (inverted with IO in the latest schematic) */
0235 &pinctrl_usart0 {
0236 atmel,pins =
0237 <AT91_PIOD 17 AT91_PERIPH_A AT91_PINCTRL_NONE
0238 AT91_PIOD 18 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
0239 AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
0240 };
0241
0242 /* RTS */
0243 &pinctrl_usart1 {
0244 atmel,pins =
0245 <AT91_PIOB 28 AT91_PERIPH_A AT91_PINCTRL_NONE
0246 AT91_PIOB 29 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
0247 AT91_PIOE 7 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
0248 };
0249
0250 /* IO (inverted with WMBUS in the latest schematic) */
0251 &pinctrl_usart2 {
0252 atmel,pins =
0253 <AT91_PIOE 25 AT91_PERIPH_B AT91_PINCTRL_NONE
0254 AT91_PIOE 26 AT91_PERIPH_B AT91_PINCTRL_PULL_UP
0255 AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>;
0256 };
