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      1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
      2 
      3 /dts-v1/;
      4 
      5 #include <dt-bindings/input/input.h>
      6 #include "rk3229.dtsi"
      7 
      8 / {
      9 	model = "Rockchip RK3229 Evaluation board";
     10 	compatible = "rockchip,rk3229-evb", "rockchip,rk3229";
     11 
     12 	aliases {
     13 		mmc0 = &emmc;
     14 	};
     15 
     16 	memory@60000000 {
     17 		device_type = "memory";
     18 		reg = <0x60000000 0x40000000>;
     19 	};
     20 
     21 	dc_12v: dc-12v-regulator {
     22 		compatible = "regulator-fixed";
     23 		regulator-name = "dc_12v";
     24 		regulator-always-on;
     25 		regulator-boot-on;
     26 		regulator-min-microvolt = <12000000>;
     27 		regulator-max-microvolt = <12000000>;
     28 	};
     29 
     30 	ext_gmac: ext_gmac {
     31 		compatible = "fixed-clock";
     32 		clock-frequency = <125000000>;
     33 		clock-output-names = "ext_gmac";
     34 		#clock-cells = <0>;
     35 	};
     36 
     37 	vcc_host: vcc-host-regulator {
     38 		compatible = "regulator-fixed";
     39 		enable-active-high;
     40 		gpio = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>;
     41 		pinctrl-names = "default";
     42 		pinctrl-0 = <&host_vbus_drv>;
     43 		regulator-name = "vcc_host";
     44 		regulator-always-on;
     45 		regulator-boot-on;
     46 		vin-supply = <&vcc_sys>;
     47 	};
     48 
     49 	vcc_phy: vcc-phy-regulator {
     50 		compatible = "regulator-fixed";
     51 		enable-active-high;
     52 		regulator-name = "vcc_phy";
     53 		regulator-min-microvolt = <1800000>;
     54 		regulator-max-microvolt = <1800000>;
     55 		regulator-always-on;
     56 		regulator-boot-on;
     57 		vin-supply = <&vccio_1v8>;
     58 	};
     59 
     60 	vcc_sys: vcc-sys-regulator {
     61 		compatible = "regulator-fixed";
     62 		regulator-name = "vcc_sys";
     63 		regulator-always-on;
     64 		regulator-boot-on;
     65 		regulator-min-microvolt = <5000000>;
     66 		regulator-max-microvolt = <5000000>;
     67 		vin-supply = <&dc_12v>;
     68 	};
     69 
     70 	vccio_1v8: vccio-1v8-regulator {
     71 		compatible = "regulator-fixed";
     72 		regulator-name = "vccio_1v8";
     73 		regulator-min-microvolt = <1800000>;
     74 		regulator-max-microvolt = <1800000>;
     75 		regulator-always-on;
     76 		vin-supply = <&vcc_sys>;
     77 	};
     78 
     79 	vccio_3v3: vccio-3v3-regulator {
     80 		compatible = "regulator-fixed";
     81 		regulator-name = "vccio_3v3";
     82 		regulator-min-microvolt = <3300000>;
     83 		regulator-max-microvolt = <3300000>;
     84 		regulator-always-on;
     85 		vin-supply = <&vcc_sys>;
     86 	};
     87 
     88 	vdd_arm: vdd-arm-regulator {
     89 		compatible = "pwm-regulator";
     90 		pwms = <&pwm1 0 25000 1>;
     91 		pwm-supply = <&vcc_sys>;
     92 		regulator-name = "vdd_arm";
     93 		regulator-min-microvolt = <950000>;
     94 		regulator-max-microvolt = <1400000>;
     95 		regulator-always-on;
     96 		regulator-boot-on;
     97 	};
     98 
     99 	vdd_log: vdd-log-regulator {
    100 		compatible = "pwm-regulator";
    101 		pwms = <&pwm2 0 25000 1>;
    102 		pwm-supply = <&vcc_sys>;
    103 		regulator-name = "vdd_log";
    104 		regulator-min-microvolt = <1000000>;
    105 		regulator-max-microvolt = <1300000>;
    106 		regulator-always-on;
    107 		regulator-boot-on;
    108 	};
    109 
    110 	gpio-keys {
    111 		compatible = "gpio-keys";
    112 		autorepeat;
    113 		pinctrl-names = "default";
    114 		pinctrl-0 = <&pwr_key>;
    115 
    116 		power_key: power-key {
    117 			label = "GPIO Key Power";
    118 			gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
    119 			linux,code = <KEY_POWER>;
    120 			debounce-interval = <100>;
    121 			wakeup-source;
    122 		};
    123 	};
    124 };
    125 
    126 &cpu0 {
    127 	cpu-supply = <&vdd_arm>;
    128 };
    129 
    130 &cpu1 {
    131 	cpu-supply = <&vdd_arm>;
    132 };
    133 
    134 &cpu2 {
    135 	cpu-supply = <&vdd_arm>;
    136 };
    137 
    138 &cpu3 {
    139 	cpu-supply = <&vdd_arm>;
    140 };
    141 
    142 &emmc {
    143 	cap-mmc-highspeed;
    144 	non-removable;
    145 	status = "okay";
    146 };
    147 
    148 &gmac {
    149 	assigned-clocks = <&cru SCLK_MAC_EXTCLK>, <&cru SCLK_MAC>;
    150 	assigned-clock-parents = <&ext_gmac>, <&cru SCLK_MAC_EXTCLK>;
    151 	clock_in_out = "input";
    152 	phy-supply = <&vcc_phy>;
    153 	phy-mode = "rgmii";
    154 	pinctrl-names = "default";
    155 	pinctrl-0 = <&rgmii_pins>;
    156 	snps,reset-gpio = <&gpio2 RK_PD0 GPIO_ACTIVE_LOW>;
    157 	snps,reset-active-low;
    158 	snps,reset-delays-us = <0 10000 1000000>;
    159 	tx_delay = <0x30>;
    160 	rx_delay = <0x10>;
    161 	status = "okay";
    162 };
    163 
    164 &io_domains {
    165 	status = "okay";
    166 
    167 	vccio1-supply = <&vccio_3v3>;
    168 	vccio2-supply = <&vccio_1v8>;
    169 	vccio4-supply = <&vccio_3v3>;
    170 };
    171 
    172 &pinctrl {
    173 	keys {
    174 		pwr_key: pwr-key {
    175 			rockchip,pins = <3 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>;
    176 		};
    177 	};
    178 
    179 	usb {
    180 		host_vbus_drv: host-vbus-drv {
    181 			rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
    182 		};
    183 	};
    184 };
    185 
    186 &pwm1 {
    187 	status = "okay";
    188 };
    189 
    190 &pwm2 {
    191 	status = "okay";
    192 };
    193 
    194 &tsadc {
    195 	rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
    196 	status = "okay";
    197 };
    198 
    199 &uart2 {
    200 	status = "okay";
    201 };
    202 
    203 &u2phy0 {
    204 	status = "okay";
    205 
    206 	u2phy0_otg: otg-port {
    207 		status = "okay";
    208 	};
    209 
    210 	u2phy0_host: host-port {
    211 		phy-supply = <&vcc_host>;
    212 		status = "okay";
    213 	};
    214 };
    215 
    216 &u2phy1 {
    217 	status = "okay";
    218 
    219 	u2phy1_otg: otg-port {
    220 		phy-supply = <&vcc_host>;
    221 		status = "okay";
    222 	};
    223 
    224 	u2phy1_host: host-port {
    225 		phy-supply = <&vcc_host>;
    226 		status = "okay";
    227 	};
    228 };
    229 
    230 &usb_host0_ehci {
    231 	status = "okay";
    232 };
    233 
    234 &usb_host0_ohci {
    235 	status = "okay";
    236 };
    237 
    238 &usb_host1_ehci {
    239 	status = "okay";
    240 };
    241 
    242 &usb_host1_ohci {
    243 	status = "okay";
    244 };
    245 
    246 &usb_host2_ehci {
    247 	status = "okay";
    248 };
    249 
    250 &usb_host2_ohci {
    251 	status = "okay";
    252 };
    253 
    254 &usb_otg {
    255 	status = "okay";
    256 };
    257