arch/arm/boot/dts/exynos3250-artik5.dtsi

// SPDX-License-Identifier: GPL-2.0
/*
 * Samsung's Exynos3250 based ARTIK5 module device tree source
 *
 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Device tree source file for Samsung's ARTIK5 module which is based on
 * Samsung Exynos3250 SoC.
 */

#include "exynos3250.dtsi"
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";

	chosen {
		stdout-path = &serial_2;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x1f800000>;
	};

	firmware@205f000 {
		compatible = "samsung,secure-firmware";
		reg = <0x0205f000 0x1000>;
	};

	thermal-zones {
		cpu_thermal: cpu-thermal {
			cooling-maps {
				map0 {
					/* Corresponds to 500MHz */
					cooling-device = <&cpu0 5 5>,
							 <&cpu1 5 5>;
				};
				map1 {
					/* Corresponds to 200MHz */
					cooling-device = <&cpu0 8 8>,
							 <&cpu1 8 8>;
				};
			};
		};
	};
};

&adc {
	vdd-supply = <&ldo7_reg>;
	assigned-clocks = <&cmu CLK_SCLK_TSADC>;
	assigned-clock-rates = <6000000>;
};

&cmu {
	clocks = <&xusbxti>;
};

&cpu0 {
	cpu0-supply = <&buck2_reg>;
};

&gpu {
	mali-supply = <&buck3_reg>;
	status = "okay";
};

&i2c_0 {
	#address-cells = <1>;
	#size-cells = <0>;
	samsung,i2c-sda-delay = <100>;
	samsung,i2c-slave-addr = <0x10>;
	samsung,i2c-max-bus-freq = <100000>;
	status = "okay";

	pmic@66 {
		compatible = "samsung,s2mps14-pmic";
		interrupt-parent = <&gpx3>;
		interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&s2mps14_irq>;
		reg = <0x66>;

		s2mps14_osc: clocks {
			compatible = "samsung,s2mps14-clk";
			#clock-cells = <1>;
			clock-output-names = "s2mps14_ap", "unused",
				"s2mps14_bt";
		};

		regulators {
			ldo1_reg: LDO1 {
				/* VDD_ALIVE15x */
				regulator-name = "VLDO1_1.0V";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo2_reg: LDO2 {
				/* VDDQM176 ~ VDDQM185 */
				regulator-name = "VLDO2_1.2V";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
			};

			ldo3_reg: LDO3 {
				/*
				 * VDD1_E106 ~ VDD1_E111
				 * DVDD_RTC_AP, DVDD_MMC2_AP
				 */
				regulator-name = "VLDO3_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo4_reg: LDO4 {
				/*  AVDD_PLL1120 ~ AVDD_PLL11201 */
				regulator-name = "VLDO4_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo5_reg: LDO5 {
				/* VDDI_PLL_ISO141 ~ VDDI_PLL_ISO142 */
				regulator-name = "VLDO5_1.0V";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo6_reg: LDO6 {
				/* VDD_USB, VDD10_HSIC */
				regulator-name = "VLDO6_1.0V";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			ldo7_reg: LDO7 {
				/*
				 * VDD18P, AVDD18_TS, AVDD18_HSIC, AVDD_PLL2,
				 * AVDD_ADC, AVDD_ABB_0, M4S_VDD18
				 */
				regulator-name = "VLDO7_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo8_reg: LDO8 {
				/* AVDD33_UOTG */
				regulator-name = "VLDO8_3.0V";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-always-on;
			};

			ldo9_reg: LDO9 {
				/* VDDQ_E86 ~ VDDQ_E105*/
				regulator-name = "VLDO9_1.2V";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
			};

			ldo10_reg: LDO10 {
				regulator-name = "VLDO10_1.0V";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
			};

			ldo11_reg: LDO11 {
				/* VDD74 ~ VDD75 */
				regulator-name = "VLDO11_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
			};

			ldo12_reg: LDO12 {
				/* VDD72 ~ VDD73 */
				regulator-name = "VLDO12_2.8V";
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;
				samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
			};

			ldo13_reg: LDO13 {
				regulator-name = "VLDO13_2.8V";
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;
			};

			ldo14_reg: LDO14 {
				regulator-name = "VLDO14_2.7V";
				regulator-min-microvolt = <2700000>;
				regulator-max-microvolt = <2700000>;
			};

			ldo15_reg: LDO15 {
				regulator-name = "VLDO_3.3V";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
			};

			ldo16_reg: LDO16 {
				regulator-name = "VLDO16_3.3V";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
			};

			ldo17_reg: LDO17 {
				regulator-name = "VLDO17_3.0V";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
			};

			ldo18_reg: LDO18 {
				/* DVDD_MMC2_AP */
				regulator-name = "VLDO18_2.8V";
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;
			};

			ldo19_reg: LDO19 {
				regulator-name = "VLDO19_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
			};

			ldo20_reg: LDO20 {
				regulator-name = "VLDO20_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
			};

			ldo21_reg: LDO21 {
				regulator-name = "VLDO21_1.25V";
				regulator-min-microvolt = <1250000>;
				regulator-max-microvolt = <1250000>;
			};

			ldo22_reg: LDO22 {
				regulator-name = "VLDO22_1.2V";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
			};

			ldo23_reg: LDO23 {
				/* Xi2c3_SDA/SCL, Xi2c7_SDA/SCL, WLAN_SDIO */
				regulator-name = "VLDO23_1.8V";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo24_reg: LDO24 {
				regulator-name = "VLDO24_3.0V";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
			};

			ldo25_reg: LDO25 {
				regulator-name = "VLDO25_3.0V";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
			};

			buck1_reg: BUCK1 {
				/* VDD_MIF */
				regulator-name = "VBUCK1_1.0V";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			buck2_reg: BUCK2 {
				/* VDD_CPU */
				regulator-name = "VBUCK2_1.2V";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
			};

			buck3_reg: BUCK3 {
				/* VDD_G3D */
				regulator-name = "VBUCK3_1.0V";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			buck4_reg: BUCK4 {
				regulator-name = "VBUCK4_1.95V";
				regulator-min-microvolt = <1950000>;
				regulator-max-microvolt = <1950000>;
				regulator-always-on;
			};

			buck5_reg: BUCK5 {
				regulator-name = "VBUCK5_1.35V";
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
			};
		};
	};
};

&mshc_0 {
	non-removable;
	cap-mmc-highspeed;
	card-detect-delay = <200>;
	vmmc-supply = <&ldo12_reg>;
	clock-frequency = <100000000>;
	max-frequency = <100000000>;
	samsung,dw-mshc-ciu-div = <1>;
	samsung,dw-mshc-sdr-timing = <0 1>;
	samsung,dw-mshc-ddr-timing = <1 2>;
	pinctrl-names = "default";
	pinctrl-0 = <&sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
	bus-width = <8>;
	status = "okay";
};

&mshc_1 {
	cap-sd-highspeed;
	cap-sdio-irq;
	disable-wp;
	non-removable;
	keep-power-in-suspend;
	fifo-depth = <0x40>;
	vqmmc-supply = <&ldo11_reg>;
	/*
	 * Voltage negotiation is broken for the SDIO periph so we
	 * can't actually set the voltage here.
	 * vmmc-supply = <&ldo23_reg>;
	 */
	card-detect-delay = <500>;
	clock-frequency = <100000000>;
	max-frequency = <100000000>;
	samsung,dw-mshc-ciu-div = <3>;
	samsung,dw-mshc-sdr-timing = <0 1>;
	samsung,dw-mshc-ddr-timing = <1 2>;
	pinctrl-names = "default";
	pinctrl-0 = <&sd1_cmd &sd1_clk &sd1_bus1 &sd1_bus4 &wlanen>;
	bus-width = <4>;
	status = "okay";
};

&pinctrl_1 {
	bten: bten {
		samsung,pins ="gpx1-7";
		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>;
	};

	wlanen: wlanen {
		samsung,pins = "gpx2-3";
		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV3>;
		samsung,pin-val = <1>;
	};

	s2mps14_irq: s2mps14-irq {
		samsung,pins = "gpx3-5";
		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
	};

	bthostwake: bthostwake {
		samsung,pins = "gpx3-6";
		samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_INPUT>;
		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
	};

	btwake: btwake {
		samsung,pins = "gpx3-7";
		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_OUT0>;
		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>;
	};
};

&rtc {
	clocks = <&cmu CLK_RTC>, <&s2mps14_osc S2MPS11_CLK_AP>;
	clock-names = "rtc", "rtc_src";
	status = "okay";
};

&serial_0 {
	assigned-clocks = <&cmu CLK_SCLK_UART0>;
	assigned-clock-rates = <100000000>;
	status = "okay";

	bluetooth {
		compatible = "brcm,bcm4330-bt";
		pinctrl-names = "default";
		pinctrl-0 = <&bten &btwake &bthostwake>;
		max-speed = <3000000>;
		shutdown-gpios = <&gpx1 7 GPIO_ACTIVE_HIGH>;
		device-wakeup-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
		host-wakeup-gpios = <&gpx3 6 GPIO_ACTIVE_HIGH>;
		clocks = <&s2mps14_osc S2MPS11_CLK_BT>;
	};
};

&tmu {
	status = "okay";
};

&xusbxti {
	clock-frequency = <24000000>;
};