arch/arm/boot/dts/flintstone-evt1-air.dtsi

/*
 * Copyright (C) 2015 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.
 */

/ {

	air-gpios {
		reg = <0x0 0>;
		compatible = "nestlabs,gpio-exporter";
		input-names = "airdatagpio";
		input-gpios = <&gpio6 21 GPIO_ACTIVE_HIGH>;
		output-names = "airresetgpio", "airbootgpio";
		output-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH &gpio6 20 GPIO_ACTIVE_HIGH>;
	};

	led-trigger-gpios {
		reg = <0x0 0>;
		compatible = "nestlabs,gpio-exporter";
		output-names = "ring", "keypad", "info";
		output-gpios = <&gpio4 18 GPIO_ACTIVE_LOW
				&gpio7 1 GPIO_ACTIVE_LOW
				&gpio7 4 GPIO_ACTIVE_LOW>;
	};
};

/* AIR Micro SPI */
&ecspi2 {
	fsl,spi-num-chipselects = <1>;
	cs-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi2_1>;
	dmas;
	status = "okay";

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

&i2c2 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2_2>;
	status = "okay";

	/* NFC */
	pn548@28 {
		compatible = "nxp,pn547";
		reg = <0x28>;

		interrupt-parent = <&gpio5>;
		interrupts = <5 GPIO_ACTIVE_HIGH>;

		nxp,pn54x-irq = <&gpio5 5 GPIO_ACTIVE_HIGH>;
		nxp,pn54x-ven = <&gpio1 11 GPIO_ACTIVE_HIGH>;
		nxp,pn54x-firm = <&gpio1 10 GPIO_ACTIVE_HIGH>;
	};

	/* Ring LEDS 1,2,3 */
	lp55231@32 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl0";
		reg = <0x32>;
		clock-mode = /bits/ 8 <1>;
		enable-gpio = <&gpio7 2 GPIO_ACTIVE_HIGH>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};
	};

	/* Ring LEDS 7,8,9 */
	lp55231@33 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl1";
		reg = <0x33>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};
	};

	/* Keypad LEDS info */
	lp55231@35 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl8";
		reg = <0x35>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan2 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan5 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan8 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};
	};

	/* OPT3001 (ALS) @ 0x44 */
	light@44 {
		compatible = "ti,opt3001";
		reg = <0x44>;
		interrupt-parent = <&gpio1>;
		interrupts = <9 GPIO_ACTIVE_HIGH>;
		status = "okay";
	};
};

&i2c3 {

	/* Ring LEDS 4,5,6 */
	lp55231@32 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl4";
		reg = <0x32>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};
	};

	/* Keypad LEDS 1,2,3,4,5,6,7,8,9 */
	lp55231@33 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl5";
		reg = <0x33>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan4 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan7 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};
	};

	/* Keypad LEDS 0,back,enter */
	lp55231@34 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl6";
		reg = <0x34>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <255>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <0>;
			max-cur = /bits/ 8 <0>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};
	};

	/* Keypad LEDS stay, home, away */
	lp55231@35 {
		compatible = "national,lp55231", "national,lp5523";
		label = "ctrl7";
		reg = <0x35>;
		clock-mode = /bits/ 8 <1>;

		chan0 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan1 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan2 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan3 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan4 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan5 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <200>;
		};

		chan6 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan7 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};

		chan8 {
			led-cur = /bits/ 8 <1>;
			max-cur = /bits/ 8 <250>;
		};
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog &extra_pinctrl_hog>;

	hog {
		air_hogs: air-hogs {
			fsl,pins = <
				MX6SX_PAD_GPIO1_IO09__GPIO1_IO_9	0x400000b0	/* opt3001 interrupt */

				MX6SX_PAD_SD3_DATA0__GPIO7_IO_2		0x004010b0	/* led enable - ring, keypad, info */

				MX6SX_PAD_QSPI1A_DATA2__GPIO4_IO_18	0x000000b0	/* led trigger - ring */
				MX6SX_PAD_SD3_CMD__GPIO7_IO_1		0x004000b0	/* led trigger - keypad */
				MX6SX_PAD_SD3_DATA2__GPIO7_IO_4		0x004000b0	/* led trigger - info */

				MX6SX_PAD_SD4_DATA2__GPIO6_IO_16	0x400010b0	/* AIR mcu reset */
				MX6SX_PAD_SD4_DATA6__GPIO6_IO_20	0x400010b0	/* AIR mcu boot0 */
				MX6SX_PAD_SD4_DATA0__GPIO6_IO_14	0x400010b0	/* for ecspi2 */

				MX6SX_PAD_RGMII1_RXC__GPIO5_IO_5	0x400010b0	/* NFC OOB: interrupt from NFC */
				MX6SX_PAD_GPIO1_IO10__GPIO1_IO_10	0x400010b0	/* NFC OOB: firmware download */
				MX6SX_PAD_GPIO1_IO11__GPIO1_IO_11	0x400010b0	/* NFC OOB: enable */
			>;
		};
	};

	ecspi2 {
		pinctrl_ecspi2_1: ecspi2grp-1 {
			fsl,pins = <
				MX6SX_PAD_SD4_CMD__ECSPI2_MOSI		0x100b1
				MX6SX_PAD_SD4_CLK__ECSPI2_MISO		0x100b1
				MX6SX_PAD_SD4_DATA1__ECSPI2_SCLK	0x100b1
			>;
		};
	};

	i2c2 {
		pinctrl_i2c2_2: i2c2grp-2 {
			fsl,pins = <
				MX6SX_PAD_QSPI1B_DATA2__I2C2_SDA	0x4001f899
				MX6SX_PAD_QSPI1B_DATA3__I2C2_SCL	0x4001f899
			>;
		};
	};

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

	kpp {
		pinctrl_kpp_0: kppgrp-0 {
			fsl,pins = <
				MX6SX_PAD_KEY_COL0__KPP_COL_0		0x110b0
				MX6SX_PAD_KEY_COL1__KPP_COL_1		0x110b0
				MX6SX_PAD_KEY_COL2__KPP_COL_2		0x110b0
				MX6SX_PAD_KEY_COL3__KPP_COL_3		0x110b0
				MX6SX_PAD_KEY_ROW0__KPP_ROW_0		0x1f010
				MX6SX_PAD_KEY_ROW1__KPP_ROW_1		0x1f010
				MX6SX_PAD_KEY_ROW2__KPP_ROW_2		0x1f010
				MX6SX_PAD_KEY_ROW3__KPP_ROW_3		0x1f010
			>;
		};

		pinctrl_kpp_0_sleep: kppgrp-0-sleep {
			fsl,pins = <
				MX6SX_PAD_KEY_COL0__GPIO2_IO_10		0x3080
				MX6SX_PAD_KEY_COL1__GPIO2_IO_11		0x3080
				MX6SX_PAD_KEY_COL2__GPIO2_IO_12		0x3080
				MX6SX_PAD_KEY_COL3__GPIO2_IO_13		0x3080
				MX6SX_PAD_KEY_ROW0__GPIO2_IO_15		0x3080
				MX6SX_PAD_KEY_ROW1__GPIO2_IO_16		0x3080
				MX6SX_PAD_KEY_ROW2__GPIO2_IO_17		0x3080
				MX6SX_PAD_KEY_ROW3__GPIO2_IO_18		0x3080
			>;
		};
	};
};

/* AIR Micro UART */
&uart5 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart5_2>;
	status = "okay";
};

/* Keypad */
&kpp {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_kpp_0>;
	pinctrl-1 = <&pinctrl_kpp_0_sleep>;
	linux,keymap = <0x00000002	/* KEY_1 */
			0x00010003	/* KEY_2 */
			0x00020004	/* KEY_3 */
			0x0003003c	/* KEY_F2 (STAY) */
			0x01000005	/* KEY_4 */
			0x0101003e	/* KEY_F4 (INFO) */
			0x01020007	/* KEY_6 */
			0x0103003b	/* KEY_F1 (HOME) */
			0x02000008	/* KEY_7 */
			0x02010009	/* KEY_8 */
			0x0202000a	/* KEY_9 */
			0x0203003d	/* KEY_F3 (AWAY) */
			0x0300009e	/* KEY_BACK */
			0x0301000b	/* KEY_0 */
			0x03020160>;	/* KEY_OK */
	linux,input-no-autorepeat;
	status = "okay";
};