/*
    ...
 * Copyright (C) 2014 Nest Labs, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include "imx6sx.dtsi"

/ {
	model = "NestLabs D3 Dev Board";
	compatible = "nestlabs,diamond3-dev", "fsl,imx6sx";

	memory {
		reg = <0x80000000 0x20000000>; /* 512 MB */
	};

	gpio-keys {
		compatible = "gpio-keys";

		HU-button {
			label = "HU Button";
			gpios = <&gpio2 18 GPIO_ACTIVE_HIGH>;
			linux,code = <28>; /* KEY_ENTER */
			gpio-key,wakeup;
		};
	};

	brcm_wifi {
		host-irq-gpio = <&gpio5 15 GPIO_ACTIVE_HIGH>;
		reg = <0x0 0>;
		compatible = "nestlabs,gpio-exporter";
		output-names = "reset";
		output-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
	};

    pwm-beeper {
		compatible = "pwm-beeper";
		pwms = <&pwm1>;
		enable-gpio = <&gpio1 5 GPIO_ACTIVE_LOW>;
	};

    em35x-gpios {
		compatible = "nestlabs,gpio-exporter";
		reg = <0x0 0>;
		output-names = "reset", "wake";
		output-gpios = <&gpio2 0 GPIO_ACTIVE_HIGH
				&gpio2 5 GPIO_ACTIVE_HIGH>;

		input-names = "irq";
		input-gpios = <&gpio2 4 GPIO_ACTIVE_HIGH>;
	};

	aliases {
		serial-ble0 = &uart5;
		serial-sensormcu0 = &uart6;
	};

	ble0-da14580-gpios {
		reg = <0x0 0>;
		compatible = "nestlabs,gpio-exporter";
		output-names = "reset";
		output-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
	};

    sensor-mcu-gpios {
		compatible = "nestlabs,gpio-exporter";
		reg = <0x0 0>;
		output-names = "reset";
		output-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;

		input-names = "detect#";
		input-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
	};

	battery {
		compatible = "adc-div-battery";
		io-channels = <&adc1 0>;
		divider-r1-ohm = <100000>;
		divider-r2-ohm = <301000>;
		status = "okay";
	};
};

/* ADC1 for VBAT */
&adc1 {
	#io-channel-cells = <1>;
	vref-supply = <&vgen6_reg>;
	status = "okay";
};

/*lcd driver spi*/
&ecspi1 {
        fsl,spi-num-chipselects = <1>;
        cs-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_ecspi1_1>;
        status = "okay";

	hx8369@0{
		compatible = "himax,hx8369";
		spi-max-frequency= <2000000>;
		gpios-reset = <&gpio3 27 GPIO_ACTIVE_LOW>;
		reg = <0>;
		spi-cpol;
		spi-cpha;
	};
};
/* Zigbee SPI */
&ecspi3 {
        fsl,spi-num-chipselects = <1>;
        cs-gpios = <&gpio4 30 GPIO_ACTIVE_LOW>;
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_ecspi3_1>;
        status = "okay";

        spidev_em35x@0 {
                compatible = "spidev";
                spi-max-frequency = <20000000>;
                reg = <0>;
        };
};

/* Power Controller */
&gpc {
	fsl,cpu_pupscr_sw2iso = <0xf>;
	fsl,cpu_pupscr_sw = <0xf>;
	fsl,cpu_pdnscr_iso2sw = <0x1>;
	fsl,cpu_pdnscr_iso = <0x1>;
	fsl,wdog-reset = <1>; /* watchdog select of reset source */
};

/* PWM1 for Piezo */
&pwm1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm1_0>;
	status = "okay";
};

/* I2C2 */
&i2c2 {
        clock-frequency = <100000>;
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_i2c2_1>;
        status = "okay";

        /* LM3530 (LED Driver) @ 0x33 */
        lm3530@33{
            compatible= "national,lm3530";
            reg = <0x38>;
            pmws = <0>;
            max-cur = <29>;
            enable-gpio = <&gpio2 14 GPIO_ACTIVE_HIGH>;
        };
};

&i2c4 {
        clock-frequency = <100000>;
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_i2c4_3>;
        status = "okay";


	/* MMPF0200 (PMIC) @ 0x08 */
	pmic: pfuze200@08 {
		compatible = "fsl,pfuze200";
		reg = <0x08>;

		regulators {
			/* VDDCORE: VDD_ARM_IN */
			sw1a_reg: sw1ab {
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <6250>;
			};

			/* STANDBY VDDCORE: VDD_ARM_IN */
			sw1astby_reg: sw1abstby {
				regulator-min-microvolt = <975000>;
				regulator-max-microvolt = <975000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VDDSOC: VDD_SOC_IN */
			sw2_reg: sw2 {
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* STANDBY VDDSOC: VDD_SOC_IN */
			sw2stby_reg: sw2stby {
				regulator-min-microvolt = <975000>;
				regulator-max-microvolt = <975000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* PP2V2_DDR: DDR */
			sw3a_reg: sw3a {
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* STANDBY PP2V2_DDR: DDR */
			sw3astby_reg: sw3astby {
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* PP1V8: NAND, Several Digital I/O Supplies (NVCC_KEY, NVCC_GPIO, etc) */
			sw3b_reg: sw3b {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* STANDBY PP1V8: NAND, Several Digital I/O Supplies (NVCC_KEY, NVCC_GPIO, etc) */
			sw3bstby_reg: sw3bstby {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* VSNVS_3V0: Pullups for reset buttons and boot straps */
			snvs_reg: vsnvs {
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* DDR_VREF: DDR */
			vref_reg: vrefddr {
				regulator-boot-on;
				regulator-always-on;
			};

			/* DISPLAY */
			vgen5_reg: vgen5 {
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;
				regulator-always-on;
			};

			vgen6_reg: vgen6 {
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-always-on;
			};
		};
	};
};

/* Pinmux Controller */
&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog>;

	pwm1 {
		pinctrl_pwm1_0: pwm1grp-0 {
			fsl,pins = <
				MX6SX_PAD_GPIO1_IO10__PWM1_OUT 0x110b0
			>;
		};
	};

	i2c4 {
		pinctrl_i2c4_3: i2c4grp-3 {
			fsl,pins = <
				MX6SX_PAD_USB_H_DATA__I2C4_SDA          0x4001b8b1
				MX6SX_PAD_USB_H_STROBE__I2C4_SCL        0x4001b8b1
			>;
		};
	};


	uart5 {
		pinctrl_uart5_2: uart5grp-2 {
			fsl,pins = <
				MX6SX_PAD_SD4_DATA4__UART5_RX    0x1b0b1
				MX6SX_PAD_SD4_DATA5__UART5_TX    0x1b0b1
				MX6SX_PAD_SD4_DATA7__UART5_CTS_B 0x1b0b1
				MX6SX_PAD_SD4_DATA6__UART5_RTS_B 0x1b0b1
			>;
		};
	};

	uart6 {
		pinctrl_uart6_1: uart6grp-1 {
			fsl,pins = <
				MX6SX_PAD_KEY_ROW1__UART6_RX	0x1b0b1
				MX6SX_PAD_KEY_COL1__UART6_TX	0x1b0b1
				MX6SX_PAD_KEY_ROW0__UART6_CTS_B	0x1b0b1
				MX6SX_PAD_KEY_COL0__UART6_RTS_B	0x1b0b1
			>;
		};
	};

	lcdif1 {
		/* Set Hi-Z on all LCD data pins, as there are external pulls */
		pinctrl_lcdif_dat_1: lcdifdatgrp-1 {
			fsl,pins = <
				MX6SX_PAD_LCD1_DATA00__LCDIF1_DATA_0 0x4001a040
				MX6SX_PAD_LCD1_DATA01__LCDIF1_DATA_1 0x4001a040
				MX6SX_PAD_LCD1_DATA02__LCDIF1_DATA_2 0x4001a040
				MX6SX_PAD_LCD1_DATA03__LCDIF1_DATA_3 0x4001a040
				MX6SX_PAD_LCD1_DATA04__LCDIF1_DATA_4 0x4001a040
				MX6SX_PAD_LCD1_DATA05__LCDIF1_DATA_5 0x4001a040
				MX6SX_PAD_LCD1_DATA06__LCDIF1_DATA_6 0x4001a040
				MX6SX_PAD_LCD1_DATA07__LCDIF1_DATA_7 0x4001a040
				MX6SX_PAD_LCD1_DATA08__LCDIF1_DATA_8 0x4001a040
				MX6SX_PAD_LCD1_DATA09__LCDIF1_DATA_9 0x4001a040
				MX6SX_PAD_LCD1_DATA10__LCDIF1_DATA_10 0x4001a040
				MX6SX_PAD_LCD1_DATA11__LCDIF1_DATA_11 0x4001a040
				MX6SX_PAD_LCD1_DATA12__LCDIF1_DATA_12 0x4001a040
				MX6SX_PAD_LCD1_DATA13__LCDIF1_DATA_13 0x4001a040
				MX6SX_PAD_LCD1_DATA14__LCDIF1_DATA_14 0x4001a040
				MX6SX_PAD_LCD1_DATA15__LCDIF1_DATA_15 0x4001a040
				MX6SX_PAD_LCD1_DATA16__LCDIF1_DATA_16 0x4001a040
				MX6SX_PAD_LCD1_DATA17__LCDIF1_DATA_17 0x4001a040
				MX6SX_PAD_LCD1_DATA18__LCDIF1_DATA_18 0x4001a040
				MX6SX_PAD_LCD1_DATA19__LCDIF1_DATA_19 0x4001a040
				MX6SX_PAD_LCD1_DATA20__LCDIF1_DATA_20 0x4001a040
				MX6SX_PAD_LCD1_DATA21__LCDIF1_DATA_21 0x4001a040
				MX6SX_PAD_LCD1_DATA22__LCDIF1_DATA_22 0x4001a040
				MX6SX_PAD_LCD1_DATA23__LCDIF1_DATA_23 0x4001a040
			>;
		};

		/* Set weak pullups on all LCD control pins */
		pinctrl_lcdif_ctrl_1: lcdifctrlgrp-1 {
			fsl,pins = <
				MX6SX_PAD_LCD1_CLK__LCDIF1_CLK	0x4001b040
				MX6SX_PAD_LCD1_ENABLE__LCDIF1_ENABLE 0x4001b040
				MX6SX_PAD_LCD1_VSYNC__LCDIF1_VSYNC 0x4001b040
				MX6SX_PAD_LCD1_HSYNC__LCDIF1_HSYNC 0x4001b040
				MX6SX_PAD_LCD1_RESET__GPIO3_IO_27 0x4001b040
			>;
		};
	};

	hog {
		pinctrl_hog: hoggrp {
			fsl,pins = <
				MX6SX_PAD_RGMII2_RD3__GPIO5_IO_15    0xc0000000 /* wifi OOB: interrupt to cpu */
				MX6SX_PAD_GPIO1_IO04__GPIO1_IO_4     0xc0000000	/* wifi OOB: reset from cpu */
				MX6SX_PAD_QSPI1B_SS0_B__GPIO4_IO_30  0xc0000000 /* ecspi3 SS0 cs GPIO */
				MX6SX_PAD_ENET1_RX_CLK__GPIO2_IO_4   0xc0000000 /* zb OOB: IRQ from zb */
				MX6SX_PAD_ENET1_COL__GPIO2_IO_0      0xc0000000 /* zb OOB: Reset from cpu */
				MX6SX_PAD_ENET1_TX_CLK__GPIO2_IO_5   0xc0000000 /* zb OOB: Wake from cpu */
				MX6SX_PAD_ENET1_CRS__GPIO2_IO_1      0x000000b0 /* zb OOB: PWR_EN, leave floating */
				MX6SX_PAD_RGMII2_RX_CTL__GPIO5_IO_16 0xc0000000 /* BLE Reset_L */
				MX6SX_PAD_RGMII2_RXC__GPIO5_IO_17    0xc0000000 /* BLE INT */

				MX6SX_PAD_KEY_COL4__GPIO2_IO_14         0xc0000000 /* LCD backlight_EN */
				MX6SX_PAD_QSPI1A_SS0_B__GPIO4_IO_22     0xc0000000 /* LCD CS */

				MX6SX_PAD_RGMII2_RD1__GPIO5_IO_13 0xc0000000 /* Backplate_detect */
				MX6SX_PAD_RGMII2_RD2__GPIO5_IO_14 0xc0000000 /* Backplate_reset_L */

				MX6SX_PAD_GPIO1_IO11__GPIO1_IO_11 0xc0000000 /* BATT_DISCONNECT */

				MX6SX_PAD_GPIO1_IO05__GPIO1_IO_5  0xc0000000 /* Piezo EN */

				MX6SX_PAD_ENET1_MDIO__OSC32K_32K_OUT 0x10b0  /* CPU_32K_CLK_OUT */
			>;
		};
	};

        ecspi1 {
                pinctrl_ecspi1_1: ecspi1grp-1 {
                        fsl,pins = <
                                MX6SX_PAD_QSPI1A_DATA1__ECSPI1_MISO 0x100b1
                                MX6SX_PAD_QSPI1A_DATA0__ECSPI1_MOSI 0x100b1
                                MX6SX_PAD_QSPI1A_SCLK__ECSPI1_SCLK 0x100b1
                        >;
                };
        };
        ecspi3 {
                pinctrl_ecspi3_1: ecspi3grp-1 {
                        fsl,pins = <
                                MX6SX_PAD_QSPI1B_DATA1__ECSPI3_MISO 0x100b1
                                MX6SX_PAD_QSPI1B_DATA0__ECSPI3_MOSI 0x100b1
                                MX6SX_PAD_QSPI1B_SCLK__ECSPI3_SCLK 0x100b1
                        >;
                };
        };
};

/* A9 Debug UART */
&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1_2>;
	status = "okay";
};

/* M4 Debug UART */
&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2_1>;
	status = "okay";
};

/* Bluetooth UART */
&uart5 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart5_2>;
	fsl,uart-has-rtscts;
	//fsl,uart-can-wake;
	fsl,uart-cpu-mode;
	status = "okay";
};

/* BP UART */
&uart6 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart6_1>;
	fsl,uart-has-rtscts;
	fsl,uart-can-wake;
	status = "okay";
};

/* Debug USB (Device) */
&usbotg1 {
	pinctrl-names = "default";
	dr_mode = "peripheral";
	imx6-usb-charger-detection;
	status = "okay";
};

/* WIFI SDIO */
&usdhc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc2_1>;
	non-removable;
	keep-power-in-suspend;
	enable-sdio-wakeup;
	status = "okay";
};

/* Debug SD Card */
&usdhc4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc4_2>;
	cd-gpios = <&gpio2 12 GPIO_ACTIVE_HIGH>;
	wp-gpios = <&gpio2 17 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

/* GPMI NAND */
&gpmi {
	status = "okay";
	nand-on-flash-bbt; /* Need to reserve NAND_BBT_SCAN_MAXBLOCKS at end of NAND */

	partition@0-a {
		label = "nand0";
		reg = <0x0 0x20000000>;
	};

	partition@0-b {
		label = "u-boot";
		reg = <0x0 0x00400000>;
	};
	partition@00400000 {
		label = "ubipart";
		reg = <0x00400000 0x1F400000>;
	};

	partition@1F800000 {
		label = "oopsdata";
		reg = <0x1F800000 0x780000>;
	};
};

&cpu0 {
	operating-points = <
	/* kHz    uV */
	396000  1075000
	>;
	fsl,soc-operating-points = <
	/* ARM kHz      SOC uV */
	396000            1175000
	>;
};