0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Roseapple Pi
0004 *
0005 * Copyright (C) 2020-2021 Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
0006 */
0007
0008 /dts-v1/;
0009
0010 #include "owl-s500.dtsi"
0011
0012 / {
0013 compatible = "roseapplepi,roseapplepi", "actions,s500";
0014 model = "Roseapple Pi";
0015
0016 aliases {
0017 mmc0 = &mmc0;
0018 serial2 = &uart2;
0019 };
0020
0021 chosen {
0022 stdout-path = "serial2:115200n8";
0023 };
0024
0025 memory@0 {
0026 device_type = "memory";
0027 reg = <0x0 0x80000000>; /* 2GB */
0028 };
0029
0030 syspwr: regulator-5v0 {
0031 compatible = "regulator-fixed";
0032 regulator-name = "SYSPWR";
0033 regulator-min-microvolt = <5000000>;
0034 regulator-max-microvolt = <5000000>;
0035 regulator-always-on;
0036 };
0037 };
0038
0039 &cpu0 {
0040 cpu0-supply = <&vdd_cpu>;
0041 };
0042
0043 &i2c0 {
0044 status = "okay";
0045 pinctrl-names = "default";
0046 pinctrl-0 = <&i2c0_pins>;
0047
0048 atc260x: pmic@65 {
0049 compatible = "actions,atc2603c";
0050 reg = <0x65>;
0051 interrupt-parent = <&sirq>;
0052 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
0053
0054 reset-time-sec = <6>;
0055
0056 regulators {
0057 compatible = "actions,atc2603c-regulator";
0058
0059 dcdc1-supply = <&syspwr>;
0060 dcdc2-supply = <&syspwr>;
0061 dcdc3-supply = <&syspwr>;
0062 ldo1-supply = <&syspwr>;
0063 ldo2-supply = <&syspwr>;
0064 ldo3-supply = <&syspwr>;
0065 ldo5-supply = <&syspwr>;
0066 ldo6-supply = <&syspwr>;
0067 ldo7-supply = <&syspwr>;
0068 ldo8-supply = <&syspwr>;
0069 ldo11-supply = <&syspwr>;
0070 ldo12-supply = <&syspwr>;
0071 switchldo1-supply = <&vcc>;
0072
0073 vdd_cpu: dcdc1 {
0074 regulator-name = "VDD_CPU";
0075 regulator-min-microvolt = <700000>;
0076 regulator-max-microvolt = <1400000>;
0077 regulator-always-on;
0078 };
0079
0080 vddq: dcdc2 {
0081 regulator-name = "VDDQ";
0082 regulator-min-microvolt = <1300000>;
0083 regulator-max-microvolt = <2150000>;
0084 regulator-always-on;
0085 regulator-boot-on;
0086 };
0087
0088 vcc: dcdc3 {
0089 regulator-name = "VCC";
0090 regulator-min-microvolt = <2600000>;
0091 regulator-max-microvolt = <3300000>;
0092 regulator-always-on;
0093 };
0094
0095 vcc_3v3: ldo1 {
0096 regulator-name = "VCC_3V3";
0097 regulator-min-microvolt = <2600000>;
0098 regulator-max-microvolt = <3300000>;
0099 regulator-always-on;
0100 };
0101
0102 avcc: ldo2 {
0103 regulator-name = "AVCC";
0104 regulator-min-microvolt = <2600000>;
0105 regulator-max-microvolt = <3300000>;
0106 regulator-always-on;
0107 };
0108
0109 vdd_1v8: ldo3 {
0110 regulator-name = "VDD_1V8";
0111 regulator-min-microvolt = <1500000>;
0112 regulator-max-microvolt = <2000000>;
0113 regulator-always-on;
0114 };
0115
0116 vcc_3v1: ldo5 {
0117 regulator-name = "VCC_3V1";
0118 regulator-min-microvolt = <2600000>;
0119 regulator-max-microvolt = <3300000>;
0120 };
0121
0122 avdd: ldo6 {
0123 regulator-name = "AVDD";
0124 regulator-min-microvolt = <700000>;
0125 regulator-max-microvolt = <1400000>;
0126 regulator-always-on;
0127 };
0128
0129 sens_1v8: ldo7 {
0130 regulator-name = "SENS_1V8";
0131 regulator-min-microvolt = <1800000>;
0132 regulator-max-microvolt = <1800000>;
0133 };
0134
0135 ldo8: ldo8 {
0136 regulator-name = "LDO8";
0137 regulator-min-microvolt = <2300000>;
0138 regulator-max-microvolt = <3300000>;
0139 };
0140
0141 svcc: ldo11 {
0142 regulator-name = "SVCC";
0143 regulator-min-microvolt = <2600000>;
0144 regulator-max-microvolt = <3300000>;
0145 regulator-always-on;
0146 };
0147
0148 rtc_vdd: ldo12 {
0149 regulator-name = "RTC_VDD";
0150 regulator-min-microvolt = <1800000>;
0151 regulator-max-microvolt = <1800000>;
0152 regulator-always-on;
0153 };
0154
0155 sd_vcc: switchldo1 {
0156 regulator-name = "SD_VCC";
0157 regulator-min-microvolt = <3000000>;
0158 regulator-max-microvolt = <3300000>;
0159 regulator-always-on;
0160 regulator-boot-on;
0161 };
0162 };
0163 };
0164 };
0165
0166 &i2c1 {
0167 status = "disabled";
0168 pinctrl-names = "default";
0169 pinctrl-0 = <&i2c1_pins>;
0170 };
0171
0172 &i2c2 {
0173 status = "disabled";
0174 pinctrl-names = "default";
0175 pinctrl-0 = <&i2c2_pins>;
0176 };
0177
0178 &pinctrl {
0179 i2c0_pins: i2c0-pins {
0180 pinmux {
0181 groups = "i2c0_mfp";
0182 function = "i2c0";
0183 };
0184
0185 pinconf {
0186 pins = "i2c0_sclk", "i2c0_sdata";
0187 bias-pull-up;
0188 };
0189 };
0190
0191 i2c1_pins: i2c1-pins {
0192 pinconf {
0193 pins = "i2c1_sclk", "i2c1_sdata";
0194 bias-pull-up;
0195 };
0196 };
0197
0198 i2c2_pins: i2c2-pins {
0199 pinconf {
0200 pins = "i2c2_sclk", "i2c2_sdata";
0201 bias-pull-up;
0202 };
0203 };
0204
0205 mmc0_pins: mmc0-pins {
0206 pinmux {
0207 groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp",
0208 "sd0_cmd_mfp", "sd0_clk_mfp";
0209 function = "sd0";
0210 };
0211
0212 drv-pinconf {
0213 groups = "sd0_d0_d3_drv", "sd0_cmd_drv", "sd0_clk_drv";
0214 drive-strength = <8>;
0215 };
0216
0217 bias0-pinconf {
0218 pins = "sd0_d0", "sd0_d1", "sd0_d2",
0219 "sd0_d3", "sd0_cmd";
0220 bias-pull-up;
0221 };
0222
0223 bias1-pinconf {
0224 pins = "sd0_clk";
0225 bias-pull-down;
0226 };
0227 };
0228
0229 ethernet_pins: ethernet-pins {
0230 eth_rmii-pinmux {
0231 groups = "rmii_txd0_mfp", "rmii_txd1_mfp",
0232 "rmii_rxd0_mfp", "rmii_rxd1_mfp",
0233 "rmii_txen_mfp", "rmii_rxen_mfp",
0234 "rmii_crs_dv_mfp", "rmii_ref_clk_mfp";
0235 function = "eth_rmii";
0236 };
0237
0238 phy_clk-pinmux {
0239 groups = "clko_25m_mfp";
0240 function = "clko_25m";
0241 };
0242
0243 ref_clk-pinconf {
0244 groups = "rmii_ref_clk_drv";
0245 drive-strength = <2>;
0246 };
0247
0248 };
0249 };
0250
0251 /* uSD */
0252 &mmc0 {
0253 status = "okay";
0254 pinctrl-names = "default";
0255 pinctrl-0 = <&mmc0_pins>;
0256 no-sdio;
0257 no-mmc;
0258 no-1-8-v;
0259 cd-gpios = <&pinctrl 117 GPIO_ACTIVE_LOW>;
0260 bus-width = <4>;
0261 vmmc-supply = <&sd_vcc>;
0262 vqmmc-supply = <&sd_vcc>;
0263 };
0264
0265 ðernet {
0266 pinctrl-names = "default";
0267 pinctrl-0 = <ðernet_pins>;
0268 phy-mode = "rmii";
0269 phy-handle = <ð_phy>;
0270 status = "okay";
0271
0272 mdio {
0273 #address-cells = <1>;
0274 #size-cells = <0>;
0275
0276 reset-gpios = <&pinctrl 88 GPIO_ACTIVE_LOW>; /* GPIOC24 */
0277 reset-delay-us = <10000>;
0278 reset-post-delay-us = <150000>;
0279
0280 eth_phy: ethernet-phy@3 {
0281 reg = <0x3>;
0282 max-speed = <100>;
0283 interrupt-parent = <&sirq>;
0284 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
0285 };
0286 };
0287 };
0288
0289 &twd_timer {
0290 status = "okay";
0291 };
0292
0293 &timer {
0294 clocks = <&hosc>;
0295 };
0296
0297 &uart2 {
0298 status = "okay";
0299 };
