u-boot/arch/arm/dts/rk3399-firefly.dts

/*
 * Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd.
 *
 * SPDX-License-Identifier:     GPL-2.0+
 */

/dts-v1/;
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "rk3399.dtsi"
#include "rk3399-sdram-ddr3-1333.dtsi"

/ {
	model = "Firefly-RK3399 Board";
	compatible = "firefly,firefly-rk3399", "rockchip,rk3399";

	chosen {
		stdout-path = &uart2;
		u-boot,spl-boot-order = &sdhci, &sdmmc;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
		pwms = <&pwm0 0 25000 0>;
		brightness-levels = <
			  0   1   2   3   4   5   6   7
			  8   9  10  11  12  13  14  15
			 16  17  18  19  20  21  22  23
			 24  25  26  27  28  29  30  31
			 32  33  34  35  36  37  38  39
			 40  41  42  43  44  45  46  47
			 48  49  50  51  52  53  54  55
			 56  57  58  59  60  61  62  63
			 64  65  66  67  68  69  70  71
			 72  73  74  75  76  77  78  79
			 80  81  82  83  84  85  86  87
			 88  89  90  91  92  93  94  95
			 96  97  98  99 100 101 102 103
			104 105 106 107 108 109 110 111
			112 113 114 115 116 117 118 119
			120 121 122 123 124 125 126 127
			128 129 130 131 132 133 134 135
			136 137 138 139 140 141 142 143
			144 145 146 147 148 149 150 151
			152 153 154 155 156 157 158 159
			160 161 162 163 164 165 166 167
			168 169 170 171 172 173 174 175
			176 177 178 179 180 181 182 183
			184 185 186 187 188 189 190 191
			192 193 194 195 196 197 198 199
			200 201 202 203 204 205 206 207
			208 209 210 211 212 213 214 215
			216 217 218 219 220 221 222 223
			224 225 226 227 228 229 230 231
			232 233 234 235 236 237 238 239
			240 241 242 243 244 245 246 247
			248 249 250 251 252 253 254 255>;
		default-brightness-level = <200>;
	};

	clkin_gmac: external-gmac-clock {
		compatible = "fixed-clock";
		clock-frequency = <125000000>;
		clock-output-names = "clkin_gmac";
		#clock-cells = <0>;
	};

	rt5640-sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "rockchip,rt5640-codec";
		simple-audio-card,format = "i2s";
		simple-audio-card,mclk-fs = <256>;
		simple-audio-card,widgets =
			"Microphone", "Mic Jack",
			"Headphone", "Headphone Jack";
		simple-audio-card,routing =
			"Mic Jack", "MICBIAS1",
			"IN1P", "Mic Jack",
			"Headphone Jack", "HPOL",
			"Headphone Jack", "HPOR";

		simple-audio-card,cpu {
			sound-dai = <&i2s1>;
		};

		simple-audio-card,codec {
			sound-dai = <&rt5640>;
		};
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		clocks = <&rk808 1>;
		clock-names = "ext_clock";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_enable_h>;

		/*
		 * On the module itself this is one of these (depending
		 * on the actual card populated):
		 * - SDIO_RESET_L_WL_REG_ON
		 * - PDN (power down when low)
		 */
		reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
	};

	vcc3v3_pcie: vcc3v3-pcie-regulator {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pcie_drv>;
		regulator-name = "vcc3v3_pcie";
		regulator-always-on;
		regulator-boot-on;
	};

	vcc3v3_sys: vcc3v3-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vcc5v0_host: vcc5v0-host-regulator {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&host_vbus_drv>;
		regulator-name = "vcc5v0_host";
		regulator-always-on;
	};

	vcc5v0_sys: vcc5v0-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vcc_phy: vcc-phy-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc_phy";
		regulator-always-on;
		regulator-boot-on;
	};

	vdd_log: vdd-log {
		compatible = "pwm-regulator";
		pwms = <&pwm2 0 25000 1>;
		regulator-name = "vdd_log";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <800000>;
		regulator-max-microvolt = <1400000>;
	};

	vccadc_ref: vccadc-ref {
		compatible = "regulator-fixed";
		regulator-name = "vcc1v8_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};
};

&cpu_l0 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l1 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l2 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l3 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_b0 {
	cpu-supply = <&vdd_cpu_b>;
};

&cpu_b1 {
	cpu-supply = <&vdd_cpu_b>;
};

&emmc_phy {
	status = "okay";
};

&gmac {
	assigned-clocks = <&cru SCLK_RMII_SRC>;
	assigned-clock-parents = <&clkin_gmac>;
	clock_in_out = "input";
	phy-supply = <&vcc_phy>;
	phy-mode = "rgmii";
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_pins>;
	snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
	snps,reset-active-low;
	snps,reset-delays-us = <0 10000 50000>;
	tx_delay = <0x28>;
	rx_delay = <0x11>;
	status = "okay";
};

&i2c0 {
	clock-frequency = <400000>;
	i2c-scl-rising-time-ns = <168>;
	i2c-scl-falling-time-ns = <4>;
	status = "okay";

	rk808: pmic@1b {
		compatible = "rockchip,rk808";
		reg = <0x1b>;
		interrupt-parent = <&gpio1>;
		interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
		#clock-cells = <1>;
		clock-output-names = "xin32k", "rk808-clkout2";
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int_l>;
		rockchip,system-power-controller;
		wakeup-source;

		vcc1-supply = <&vcc3v3_sys>;
		vcc2-supply = <&vcc3v3_sys>;
		vcc3-supply = <&vcc3v3_sys>;
		vcc4-supply = <&vcc3v3_sys>;
		vcc6-supply = <&vcc3v3_sys>;
		vcc7-supply = <&vcc3v3_sys>;
		vcc8-supply = <&vcc3v3_sys>;
		vcc9-supply = <&vcc3v3_sys>;
		vcc10-supply = <&vcc3v3_sys>;
		vcc11-supply = <&vcc3v3_sys>;
		vcc12-supply = <&vcc3v3_sys>;
		vddio-supply = <&vcc1v8_pmu>;

		regulators {
			vdd_center: DCDC_REG1 {
				regulator-name = "vdd_center";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_cpu_l: DCDC_REG2 {
				regulator-name = "vdd_cpu_l";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_ddr: DCDC_REG3 {
				regulator-name = "vcc_ddr";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc_1v8: DCDC_REG4 {
				regulator-name = "vcc_1v8";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc1v8_dvp: LDO_REG1 {
				regulator-name = "vcc1v8_dvp";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc3v0_tp: LDO_REG2 {
				regulator-name = "vcc3v0_tp";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc1v8_pmu: LDO_REG3 {
				regulator-name = "vcc1v8_pmu";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc_sd: LDO_REG4 {
				regulator-name = "vcc_sd";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vcca3v0_codec: LDO_REG5 {
				regulator-name = "vcca3v0_codec";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_1v5: LDO_REG6 {
				regulator-name = "vcc_1v5";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1500000>;
				regulator-max-microvolt = <1500000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1500000>;
				};
			};

			vcca1v8_codec: LDO_REG7 {
				regulator-name = "vcca1v8_codec";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_3v0: LDO_REG8 {
				regulator-name = "vcc_3v0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3000000>;
				};
			};

			vcc3v3_s3: SWITCH_REG1 {
				regulator-name = "vcc3v3_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc3v3_s0: SWITCH_REG2 {
				regulator-name = "vcc3v3_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};
		};
	};

	vdd_cpu_b: regulator@40 {
		compatible = "silergy,syr827";
		reg = <0x40>;
		fcs,suspend-voltage-selector = <0>;
		regulator-name = "vdd_cpu_b";
		regulator-min-microvolt = <712500>;
		regulator-max-microvolt = <1500000>;
		regulator-ramp-delay = <1000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;

		regulator-state-mem {
			regulator-off-in-suspend;
		};
	};

	vdd_gpu: regulator@41 {
		compatible = "silergy,syr828";
		reg = <0x41>;
		fcs,suspend-voltage-selector = <1>;
		regulator-name = "vdd_gpu";
		regulator-min-microvolt = <712500>;
		regulator-max-microvolt = <1500000>;
		regulator-ramp-delay = <1000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;

		regulator-state-mem {
			regulator-off-in-suspend;
		};
	};
};

&i2c1 {
	i2c-scl-rising-time-ns = <300>;
	i2c-scl-falling-time-ns = <15>;
	status = "okay";

	rt5640: rt5640@1c {
		compatible = "realtek,rt5640";
		reg = <0x1c>;
		clocks = <&cru SCLK_I2S_8CH_OUT>;
		clock-names = "mclk";
		realtek,in1-differential;
		#sound-dai-cells = <0>;
		pinctrl-names = "default";
		pinctrl-0 = <&rt5640_hpcon>;
	};
};

&i2c3 {
	i2c-scl-rising-time-ns = <450>;
	i2c-scl-falling-time-ns = <15>;
	status = "okay";
};

&i2c4 {
	i2c-scl-rising-time-ns = <600>;
	i2c-scl-falling-time-ns = <20>;
	status = "okay";

	accelerometer@68 {
		compatible = "invensense,mpu6500";
		reg = <0x68>;
		interrupt-parent = <&gpio1>;
		interrupts = <RK_PC6 IRQ_TYPE_EDGE_RISING>;
	};
};

&i2s0 {
	rockchip,playback-channels = <8>;
	rockchip,capture-channels = <8>;
	#sound-dai-cells = <0>;
	status = "okay";
};

&i2s1 {
	rockchip,playback-channels = <2>;
	rockchip,capture-channels = <2>;
	#sound-dai-cells = <0>;
	status = "okay";
};

&i2s2 {
	#sound-dai-cells = <0>;
	status = "okay";
};

&io_domains {
	status = "okay";

	bt656-supply = <&vcc1v8_dvp>;
	audio-supply = <&vcca1v8_codec>;
	sdmmc-supply = <&vcc_sd>;
	gpio1830-supply = <&vcc_3v0>;
};

&pcie_phy {
	status = "okay";
};

&pcie0 {
	ep-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_HIGH>;
	num-lanes = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&pcie_clkreqn>;
	status = "okay";
};

&pmu_io_domains {
	pmu1830-supply = <&vcc_3v0>;
	status = "okay";
};

&pinctrl {
	buttons {
		pwrbtn: pwrbtn {
			rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	lcd-panel {
		lcd_panel_reset: lcd-panel-reset {
			rockchip,pins = <4 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	pcie {
		pcie_drv: pcie-drv {
			rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		pcie_3g_drv: pcie-3g-drv {
			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	pmic {
		vsel1_gpio: vsel1-gpio {
			rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
		};

		vsel2_gpio: vsel2-gpio {
			rockchip,pins = <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
		};
	};

	sdio-pwrseq {
		wifi_enable_h: wifi-enable-h {
			rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	rt5640 {
		rt5640_hpcon: rt5640-hpcon {
			rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pmic {
		pmic_int_l: pmic-int-l {
			rockchip,pins = <1 RK_PC5 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	usb2 {
		host_vbus_drv: host-vbus-drv {
			rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&pwm0 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

&saradc {
	vref-supply = <&vccadc_ref>;
	status = "okay";
};

&sdmmc {
	u-boot,dm-pre-reloc;
	bus-width = <4>;
	status = "okay";
};

&sdhci {
	bus-width = <8>;
	keep-power-in-suspend;
	mmc-hs400-1_8v;
	mmc-hs400-enhanced-strobe;
	non-removable;
	status = "okay";
};

&tsadc {
	/* tshut mode 0:CRU 1:GPIO */
	rockchip,hw-tshut-mode = <1>;
	/* tshut polarity 0:LOW 1:HIGH */
	rockchip,hw-tshut-polarity = <1>;
	status = "okay";
};

&u2phy0 {
	status = "okay";

	u2phy0_otg: otg-port {
		status = "okay";
	};

	u2phy0_host: host-port {
		phy-supply = <&vcc5v0_host>;
		status = "okay";
	};
};

&u2phy1 {
	status = "okay";

	u2phy1_otg: otg-port {
		status = "okay";
	};

	u2phy1_host: host-port {
		phy-supply = <&vcc5v0_host>;
		status = "okay";
	};
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_xfer &uart0_cts>;
	status = "okay";
};

&uart2 {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_host0_ohci {
	status = "okay";
};

&usb_host1_ehci {
	status = "okay";
};

&usb_host1_ohci {
	status = "okay";
};