// SPDX-License-Identifer: GPL-2.0-or-later OR X11
/*
 * at91-sama5d27_giantboard.dts - Device Tree file for SAMA5D27 Giant Board
 *
 *  Copyright (c) 2017, Microchip Technology Inc.
 *                2016 Nicolas Ferre <nicolas.ferre@atmel.com>
 *                2017 Cristian Birsan <cristian.birsan@microchip.com>
 *                2017 Claudiu Beznea <claudiu.beznea@microchip.com>
 *                2019 Ahmad Fatoum <a.fatoum@pengutronix.de>
 */

/dts-v1/;

#include "sama5d2.dtsi"
#include "sama5d2-pinfunc.h"
#include <dt-bindings/mfd/atmel-flexcom.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/regulator/active-semi,8945a-regulator.h>

/ {
	model = "Giant Board";
	compatible = "groboards,sama5d27-giantboard", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";

	chosen {
		stdout-path = &uart1;
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_led_gpio_default>;

		orange {
			label = "orange";
			gpios = <&pioA PIN_PA6 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc0";
		};
	};

	memory {
		reg = <0x20000000 0x8000000>;
	};
};

&slow_xtal {
	clock-frequency = <32768>;
};

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

&usb0 {
	status = "okay";
};

&sdmmc1 {
	bus-width = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sdmmc1_default>;
	status = "okay";
};

&spi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spi0_default>;
	status = "disabled";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1_default>;
	atmel,use-dma-rx;
	atmel,use-dma-tx;
	status = "okay";
};

&shutdown_controller {
	atmel,shdwc-debouncer = <976>;
	atmel,wakeup-rtc-timer;

	input@0 {
		reg = <0>;
		atmel,wakeup-type = "low";
	};
};

&watchdog {
	status = "okay";
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c0_default>;
	dmas = <0>, <0>;
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1_default>;
	dmas = <0>, <0>;
	i2c-sda-hold-time-ns = <350>;
	status = "okay";

	pmic@5b {
		compatible = "active-semi,act8945a";
		reg = <0x5b>;
		active-semi,vsel-low;

		regulators {
			vdd_1v8_reg: REG_DCDC1 {
				regulator-name = "VDD_1V8";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;

				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-min-microvolt=<1850000>;
					regulator-suspend-max-microvolt=<1850000>;
					regulator-changeable-in-suspend;
					regulator-mode=<ACT8945A_REGULATOR_MODE_LOWPOWER>;
				};
			};

			vdd_1v2_reg: REG_DCDC2 {
				regulator-name = "VDD_1V2";
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1300000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
				regulator-always-on;

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

			vdd_3v3_reg: REG_DCDC3 {
				regulator-name = "VDD_3V3";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
				regulator-always-on;

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

			vdd_fuse_reg: REG_LDO1 {
				regulator-name = "VDD_FUSE";
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <2500000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
				regulator-always-on;

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

			vdd_3v3_lp_reg: REG_LDO2 {
				regulator-name = "VDD_3V3_LP";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
				regulator-always-on;

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

			vdd_led_reg: REG_LDO3 {
				regulator-name = "VDD_LED";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
				regulator-always-on;

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

			vdd_sdhc_1v8_reg: REG_LDO4 {
				regulator-name = "VDD_SDHC_1V8";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
							  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
				regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
				regulator-always-on;

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

		charger {
			compatible = "active-semi,act8945a-charger";
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
			interrupt-parent = <&pioA>;
			interrupts = <PIN_PB13 IRQ_TYPE_EDGE_RISING>;

			active-semi,chglev-gpios = <&pioA PIN_PA12 GPIO_ACTIVE_HIGH>;
			active-semi,lbo-gpios = <&pioA PIN_PC8 GPIO_ACTIVE_LOW>;
			active-semi,input-voltage-threshold-microvolt = <6600>;
			active-semi,precondition-timeout = <40>;
			active-semi,total-timeout = <3>;
		};
	};
};

&adc {
	vddana-supply = <&vdd_3v3_reg>;
	vref-supply = <&vdd_3v3_reg>;
	status = "disabled";
};

&pioA {
	pinctrl_i2c0_default: i2c0_default {
		pinmux = <PIN_PB31__TWD0>,
			 <PIN_PC0__TWCK0>;
		bias-disable;
	};

	pinctrl_i2c1_default: i2c1_default {
		pinmux = <PIN_PD4__TWD1>,
			 <PIN_PD5__TWCK1>;
		bias-disable;
	};

	pinctrl_led_gpio_default: led_gpio_default {
		pinmux = <PIN_PA6__GPIO>;
		bias-pull-down;
	};

	pinctrl_sdmmc1_default: sdmmc1_default {
		cmd_data {
			pinmux = <PIN_PA28__SDMMC1_CMD>,
				 <PIN_PA18__SDMMC1_DAT0>,
				 <PIN_PA19__SDMMC1_DAT1>,
				 <PIN_PA20__SDMMC1_DAT2>,
				 <PIN_PA21__SDMMC1_DAT3>;
			bias-pull-up;
		};

		conf-ck_cd {
			pinmux = <PIN_PA22__SDMMC1_CK>,
			<PIN_PA30__SDMMC1_CD>;
			bias-disable;
		};
	};

	pinctrl_spi0_default: spi0_default {
		pinmux = <PIN_PA14__SPI0_SPCK>,
			 <PIN_PA15__SPI0_MOSI>,
			 <PIN_PA16__SPI0_MISO>;
		bias-disable;
	};

	pinctrl_uart1_default: uart1_default {
		pinmux = <PIN_PD2__URXD1>,
			 <PIN_PD3__UTXD1>;
		bias-disable;
	};

	pinctrl_charger_chglev: charger_chglev {
		pinmux = <PIN_PA12__GPIO>;
		bias-disable;
	};

	pinctrl_charger_irq: charger_irq {
		pinmux = <PIN_PB13__GPIO>;
		bias-disable;
	};

	pinctrl_charger_lbo: charger_lbo {
		pinmux = <PIN_PC8__GPIO>;
		bias-pull-up;
	};
};