xref: /freebsd-11.0-release/sys/gnu/dts/arm/am335x-pepper.dts

/*
 * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/
 *
 * 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/input/input.h>
#include "am33xx.dtsi"

/ {
	model = "Gumstix Pepper";
	compatible = "gumstix,am335x-pepper", "ti,am33xx";

	cpus {
		cpu@0 {
			cpu0-supply = <&dcdc3_reg>;
		};
	};

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

	buttons: user_buttons {
		compatible = "gpio-keys";
	};

	leds: user_leds {
		compatible = "gpio-leds";
	};

	panel: lcd_panel {
		compatible = "ti,tilcdc,panel";
	};

	sound: sound_iface {
		compatible = "ti,da830-evm-audio";
	};

	vbat: fixedregulator@0 {
		compatible = "regulator-fixed";
	};

	v3v3c_reg: fixedregulator@1 {
		compatible = "regulator-fixed";
	};

	vdd5_reg: fixedregulator@2 {
		compatible = "regulator-fixed";
	};
};

/* I2C Busses */
&i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;

	clock-frequency = <400000>;

	tps: tps@24 {
		reg = <0x24>;
	};

	eeprom: eeprom@50 {
		compatible = "at,24c256";
		reg = <0x50>;
	};

	audio_codec: tlv320aic3106@1b {
		compatible = "ti,tlv320aic3106";
		reg = <0x1b>;
	};

	accel: lis331dlh@1d {
		compatible = "st,lis3lv02d";
		reg = <0x1d>;
	};
};

&i2c1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <400000>;
};

&am33xx_pinmux {
	i2c0_pins: pinmux_i2c0 {
		pinctrl-single,pins = <
			0x188 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
			0x18c (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
		>;
	};
	i2c1_pins: pinmux_i2c1 {
		pinctrl-single,pins = <
			0x10C (PIN_INPUT_PULLUP | MUX_MODE3)	/* mii1_crs,i2c1_sda */
			0x110 (PIN_INPUT_PULLUP | MUX_MODE3)	/* mii1_rxerr,i2c1_scl */
		>;
	};
};

/* Accelerometer */
&accel {
	pinctrl-names = "default";
	pinctrl-0 = <&accel_pins>;

	Vdd-supply = <&ldo3_reg>;
	Vdd_IO-supply = <&ldo3_reg>;
	st,irq1-click;
	st,wakeup-x-lo;
	st,wakeup-x-hi;
	st,wakeup-y-lo;
	st,wakeup-y-hi;
	st,wakeup-z-lo;
	st,wakeup-z-hi;
	st,min-limit-x = <92>;
	st,max-limit-x = <14>;
	st,min-limit-y = <14>;
	st,max-limit-y = <92>;
	st,min-limit-z = <92>;
	st,max-limit-z = <14>;
};

&am33xx_pinmux {
	accel_pins: pinmux_accel {
		pinctrl-single,pins = <
			0x98 (PIN_INPUT | MUX_MODE7)   /* gpmc_wen.gpio2_4 */
		>;
	};
};

/* Audio */
&audio_codec {
	status = "okay";

	gpio-reset = <&gpio1 16 GPIO_ACTIVE_LOW>;
	AVDD-supply = <&ldo3_reg>;
	IOVDD-supply = <&ldo3_reg>;
	DRVDD-supply = <&ldo3_reg>;
	DVDD-supply = <&dcdc1_reg>;
};

&sound {
	ti,model = "AM335x-EVM";
	ti,audio-codec = <&audio_codec>;
	ti,mcasp-controller = <&mcasp0>;
	ti,codec-clock-rate = <12000000>;
	ti,audio-routing =
		"Headphone Jack",	"HPLOUT",
		"Headphone Jack",	"HPROUT",
		"LINE1L",		"Line In";
};

&mcasp0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&audio_pins>;

	op-mode = <0>;	/* MCASP_ISS_MODE */
	tdm-slots = <2>;
	serial-dir = <
		1 2 0 0
		0 0 0 0
		0 0 0 0
		0 0 0 0
	>;
	tx-num-evt = <1>;
	rx-num-evt = <1>;
};

&am33xx_pinmux {
	audio_pins: pinmux_audio {
		pinctrl-single,pins = <
			0x1AC (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_ahcklx.mcasp0_ahclkx */
			0x194 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_fsx.mcasp0_fsx */
			0x190 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_aclkx.mcasp0_aclkx */
			0x198 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_axr0.mcasp0_axr0 */
			0x1A8 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_axr1.mcasp0_axr1 */
			0x40 (PIN_OUTPUT | MUX_MODE7)	/* gpmc_a0.gpio1_16 */
		>;
	};
};

/* Display: 24-bit LCD Screen */
&panel {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&lcd_pins>;
	panel-info {
		ac-bias = <255>;
		ac-bias-intrpt = <0>;
		dma-burst-sz = <16>;
		bpp = <32>;
		fdd = <0x80>;
		sync-edge = <0>;
		sync-ctrl = <1>;
		raster-order = <0>;
		fifo-th = <0>;
	};
	display-timings {
		native-mode = <&timing0>;
		timing0: 480x272 {
			clock-frequency = <18400000>;
			hactive = <480>;
			vactive = <272>;
			hfront-porch = <8>;
			hback-porch = <4>;
			hsync-len = <41>;
			vfront-porch = <4>;
			vback-porch = <2>;
			vsync-len = <10>;
			hsync-active = <1>;
			vsync-active = <1>;
		};
	};
};

&lcdc {
	status = "okay";
};

&am33xx_pinmux {
	lcd_pins: pinmux_lcd {
		pinctrl-single,pins = <
			0xa0 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data0.lcd_data0 */
			0xa4 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data1.lcd_data1 */
			0xa8 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data2.lcd_data2 */
			0xac (PIN_OUTPUT | MUX_MODE0)	/* lcd_data3.lcd_data3 */
			0xb0 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data4.lcd_data4 */
			0xb4 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data5.lcd_data5 */
			0xb8 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data6.lcd_data6 */
			0xbc (PIN_OUTPUT | MUX_MODE0)	/* lcd_data7.lcd_data7 */
			0xc0 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data8.lcd_data8 */
			0xc4 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data9.lcd_data9 */
			0xc8 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data10.lcd_data10 */
			0xcc (PIN_OUTPUT | MUX_MODE0)	/* lcd_data11.lcd_data11 */
			0xd0 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data12.lcd_data12 */
			0xd4 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data13.lcd_data13 */
			0xd8 (PIN_OUTPUT | MUX_MODE0)	/* lcd_data14.lcd_data14 */
			0xdc (PIN_OUTPUT | MUX_MODE0)	/* lcd_data15.lcd_data15 */
			0x20 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad8.lcd_data16 */
			0x24 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad9.lcd_data17 */
			0x28 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad10.lcd_data18 */
			0x2c (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad11.lcd_data19 */
			0x30 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad12.lcd_data20 */
			0x34 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad13.lcd_data21 */
			0x38 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad14.lcd_data22 */
			0x3c (PIN_OUTPUT | MUX_MODE1)	/* gpmc_ad15.lcd_data23 */
			0xe0 (PIN_OUTPUT | MUX_MODE0)	/* lcd_vsync.lcd_vsync */
			0xe4 (PIN_OUTPUT | MUX_MODE0)	/* lcd_hsync.lcd_hsync */
			0xe8 (PIN_OUTPUT | MUX_MODE0)	/* lcd_pclk.lcd_pclk */
			0xec (PIN_OUTPUT | MUX_MODE0)	/* lcd_ac_bias_en.lcd_ac_bias_en */
			/* Display Enable */
			0x6c (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a11.gpio1_27 */
		>;
	};
};

/* Ethernet */
&cpsw_emac0 {
	status = "okay";
	phy_id = <&davinci_mdio>, <0>;
	phy-mode = "rgmii";
};

&cpsw_emac1 {
	status = "okay";
	phy_id = <&davinci_mdio>, <1>;
	phy-mode = "rgmii";
};

&davinci_mdio {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mdio_pins>;
};

&mac {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ethernet_pins>;
};


&am33xx_pinmux {
	ethernet_pins: pinmux_ethernet {
		pinctrl-single,pins = <
			0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txen.rgmii1_tctl */
			0x118 (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxdv.rgmii1_rctl */
			0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd3.rgmii1_td3 */
			0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd2.rgmii1_td2 */
			0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd1.rgmii1_td1 */
			0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txd0.rgmii1_td0 */
			0x12c (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_txclk.rgmii1_tclk */
			0x130 (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxclk.rgmii1_rclk */
			0x134 (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxd3.rgmii1_rxd3 */
			0x138 (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxd2.rgmii1_rxd2 */
			0x13c (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxd1.rgmii1_rxd1 */
			0x140 (PIN_INPUT_PULLUP | MUX_MODE2)	/* mii1_rxd0.rgmii1_rxd0 */
			/* ethernet interrupt */
			0x144 (PIN_INPUT_PULLUP | MUX_MODE7)	/* rmii2_refclk.gpio0_29 */
			/* ethernet PHY nReset */
			0x108 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* mii1_col.gpio3_0 */
		>;
	};

	mdio_pins: pinmux_mdio {
		pinctrl-single,pins = <
			0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)	/* mdio_data.mdio_data */
			0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0)			/* mdio_clk.mdio_clk */
		>;
	};
};

/* MMC */
&mmc1 {
	/* Bootable SD card slot */
	status = "okay";
	vmmc-supply = <&ldo3_reg>;
	bus-width = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&sd_pins>;
	cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
};

&mmc2 {
	/* eMMC (not populated) on MMC #2 */
	status = "disabled";
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_pins>;
	vmmc-supply = <&ldo3_reg>;
	bus-width = <8>;
	ti,non-removable;
};

&edma {
	/* Map eDMA MMC2 Events from Crossbar */
	ti,edma-xbar-event-map = /bits/ 16 <1 12
                                            2 13>;
};


&mmc3 {
	/* Wifi & Bluetooth on MMC #3 */
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&wireless_pins>;
	vmmmc-supply = <&v3v3c_reg>;
	bus-width = <4>;
	ti,non-removable;
	dmas = <&edma 12
		&edma 13>;
	dma-names = "tx", "rx";
};


&am33xx_pinmux {
	sd_pins: pinmux_sd_card {
		pinctrl-single,pins = <
			0xf0 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_dat0.mmc0_dat0 */
			0xf4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_dat1.mmc0_dat1 */
			0xf8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_dat2.mmc0_dat2 */
			0xfc (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_dat3.mmc0_dat3 */
			0x100 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_clk.mmc0_clk */
			0x104 (PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc0_cmd.mmc0_cmd */
			0x160 (PIN_INPUT | MUX_MODE7)		/* spi0_cs1.gpio0_6 */
		>;
	};
	emmc_pins: pinmux_emmc {
		pinctrl-single,pins = <
			0x80 (PIN_INPUT_PULLUP | MUX_MODE2)	/* gpmc_csn1.mmc1_clk */
			0x84 (PIN_INPUT_PULLUP | MUX_MODE2)	/* gpmc_csn2.mmc1_cmd */
			0x00 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad0.mmc1_dat0 */
			0x04 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad1.mmc1_dat1 */
			0x08 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad2.mmc1_dat2 */
			0x0c (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad3.mmc1_dat3 */
			0x10 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad4.mmc1_dat4 */
			0x14 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad5.mmc1_dat5 */
			0x18 (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad6.mmc1_dat6 */
			0x1c (PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_ad7.mmc1_dat7 */
			/* EMMC nReset */
			0x74 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpio0_31 */
		>;
	};
	wireless_pins: pinmux_wireless {
		pinctrl-single,pins = <
			0x44 (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a1.mmc2_dat0 */
			0x48 (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a2.mmc2_dat1 */
			0x4c (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a3.mmc2_dat2 */
			0x78 (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_ben1.mmc2_dat3 */
			0x88 (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_csn3.mmc2_cmd */
			0x8c (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_clk.mmc1_clk */
			/* WLAN nReset */
			0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a8.gpio1_24 */
			/* WLAN nPower down */
			0x70 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_wait0.gpio0_30 */
			/* 32kHz Clock */
			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
		>;
	};
};

/* Power */
&vbat {
	regulator-name = "vbat";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
};

&v3v3c_reg {
	regulator-name = "v3v3c_reg";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	vin-supply = <&vbat>;
};

&vdd5_reg {
	regulator-name = "vdd5_reg";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	vin-supply = <&vbat>;
};

/include/ "tps65217.dtsi"

&tps {
	backlight {
		isel = <1>; /* ISET1 */
		fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
		default-brightness = <80>;
	};

	regulators {
		dcdc1_reg: regulator@0 {
			/* VDD_1V8 system supply */
		};

		dcdc2_reg: regulator@1 {
			/* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
			regulator-name = "vdd_core";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1325000>;
			regulator-boot-on;
		};

		dcdc3_reg: regulator@2 {
			/* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
		};

		ldo1_reg: regulator@3 {
			/* VRTC 1.8V always-on supply */
			regulator-always-on;
		};

		ldo2_reg: regulator@4 {
			/* 3.3V rail */
		};

		ldo3_reg: regulator@5 {
			/* VDD_3V3A 3.3V rail */
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
		};

		ldo4_reg: regulator@6 {
			/* VDD_3V3B 3.3V rail */
		};
	};
};

/* SPI Busses */
&spi0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&spi0_pins>;
};

&am33xx_pinmux {
	spi0_pins: pinmux_spi0 {
		pinctrl-single,pins = <
			0x150 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_sclk.spi0_sclk */
			0x15C (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
			0x154 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d0.spi0_d0 */
			0x158 (PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d1.spi0_d1 */
		>;
	};
};

/* Touch Screen */
&tscadc {
	status = "okay";
	tsc {
		ti,wires = <4>;
		ti,x-plate-resistance = <200>;
		ti,coordinate-readouts = <5>;
		ti,wire-config = <0x00 0x11 0x22 0x33>;
	};

	adc {
		ti,adc-channels = <4 5 6 7>;
	};
};

/* UARTs */
&uart0 {
	/* Serial Console */
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins>;
};

&uart1 {
	/* Broken out to J6 header */
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
};

&am33xx_pinmux {
	uart0_pins: pinmux_uart0 {
		pinctrl-single,pins = <
			0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
			0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
		>;
	};
	uart1_pins: pinmux_uart1 {
		pinctrl-single,pins = <
			0x178 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart1_ctsn.uart1_ctsn */
			0x17C (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart1_rtsn.uart1_rtsn */
			0x180 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart1_rxd.uart1_rxd */
			0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart1_txd.uart1_txd */
		>;
	};
};

/* USB */
&usb {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&usb_pins>;
};

&usb_ctrl_mod {
	status = "okay";
};

&usb0_phy {
	status = "okay";
};

&usb1_phy {
	status = "okay";
};

&usb0 {
	status = "okay";
        dr_mode = "host";
};

&usb1 {
	status = "okay";
        dr_mode = "host";
};

&cppi41dma {
	status = "okay";
};

&am33xx_pinmux {
	usb_pins: pinmux_usb {
		pinctrl-single,pins = <
			/* USB0 Over-Current (active low) */
			0x64 (PIN_INPUT | MUX_MODE7)	/* gpmc_a9.gpio1_25 */
			/* USB1 Over-Current (active low) */
			0x68 (PIN_INPUT | MUX_MODE7)	/* gpmc_a10.gpio1_26 */
		>;
	};
};

/* User IO */
&leds {
	pinctrl-names = "default";
	pinctrl-0 = <&user_leds_pins>;

	led@0 {
		label = "pepper:user0:blue";
		gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
		linux,default-trigger = "none";
		default-state = "off";
	};

	led@1 {
		label = "pepper:user1:red";
		gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
		linux,default-trigger = "none";
		default-state = "off";
	};
};

&buttons {
	pinctrl-names = "default";
	pinctrl-0 = <&user_buttons_pins>;
	#address-cells = <1>;
	#size-cells = <0>;

	button@0 {
		label = "home";
		linux,code = <KEY_HOME>;
		gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
		gpio-key,wakeup;
	};

	button@1 {
		label = "menu";
		linux,code = <KEY_MENU>;
		gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
		gpio-key,wakeup;
	};

	buttons@2 {
		label = "power";
		linux,code = <KEY_POWER>;
		gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
		gpio-key,wakeup;
	};
};

&am33xx_pinmux {
	user_leds_pins: pinmux_user_leds {
		pinctrl-single,pins = <
			0x50 (PIN_OUTPUT | MUX_MODE7)	/* gpmc_a4.gpio1_20 */
			0x54 (PIN_OUTPUT | MUX_MODE7)	/* gpmc_a5.gpio1_21 */
		>;
	};

	user_buttons_pins: pinmux_user_buttons {
		pinctrl-single,pins = <
			0x58 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a6.gpio1_22 */
			0x5C (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a7.gpio1_21 */
			0x164 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a8.gpio0_7 */
		>;
	};
};