xref: /OK3568_Linux_fs/u-boot/arch/arm/dts/am335x-pxm2.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/*
 * Copyright (C) 2014 DENX Software Engineering GmbH
 * Heiko Schocher <hs@denx.de>
 *
 * Based on:
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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.
 */

#include "am33xx.dtsi"
#include <dt-bindings/input/input.h>

/ {
	chosen {
		stdout-path = &uart0;
		tick-timer = &timer2;
	};

	cpus {
		cpu@0 {
			cpu0-supply = <&vdd1_reg>;
		};
	};

	backlight0: backlight {
		compatible = "pwm-backlight";
		pwms = <&ecap0 0 50000 0>;
		brightness-levels = <0 2 5 7 10 12 15 17 20 22 25 28 30 33 35
				     38 40 43 45 48 51 53 56 58 61 63 66 68 71
				     73 76 79 81 84 86 89 91 94 96 99 102 104
				     107 109 112 114 117 119 122 124 127 130
				     132 135 137 140 142 145 147 150 153 155
				     158 160 163 165 168 170 173 175 178 181
				     183 186 188 191 193 196 198 201 204 206
				     209 211 214 216 219 221 224 226 229 232
				     234 237 239 242 244 247 249 252 255>;
		default-brightness-level = <80>;
		power-supply = <&backlight_reg>;
		enable-gpios = <&gpio3 16 0>;
	};

	backlight_reg: fixedregulator0 {
		compatible = "regulator-fixed";
		regulator-name = "backlight_reg";
		regulator-boot-on;
	};

	gpio_keys: restart-keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		autorepeat;

		restart0 {
			label = "restart";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio1 27 GPIO_ACTIVE_LOW>;
			gpio-key,wakeup;
		};
	};

	leds {
		compatible = "gpio-leds";

		led_blue {
			label = "blue";
			gpios = <&gpio3 20 0>;
		};
		led_green {
			label = "green";
			gpios = <&gpio1 31 0>;
		};
		led_red {
			label = "red";
			gpios = <&gpio3 21 0>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x80000000 0x10000000>; /* 256 MB */
	};

	reg_lcd_3v3: fixedregulator1 {
		compatible = "regulator-gpio";
                regulator-name = "lcd-3v3";
		regulator-min-microvolt = <1800000>;
                regulator-max-microvolt = <3300000>;
		regulator-type = "voltage";
		startup-delay-us = <100>;
		states = <1800000 0x1
			  2900000 0x0>;
		enable-at-boot;
                gpios = <&gpio3 19 0>;
                enable-active-high;
        };

	vbat: fixedregulator2 {
		compatible = "regulator-fixed";
		regulator-name = "vbat";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
	};

	vmmc: fixedregulator3 {
		compatible = "regulator-fixed";
		regulator-name = "vmmc";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&cppi41dma  {
	status = "okay";
};

&cpsw_emac0 {
	phy_id = <&davinci_mdio>, <0>;
	phy-mode = "rgmii-txid";
};

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

&davinci_mdio {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&davinci_mdio_default>;
	pinctrl-1 = <&davinci_mdio_sleep>;
	status = "okay";
};

&elm {
	status = "okay";
};

&epwmss0 {
	status = "okay";

	ecap0: ecap@48300100 {
		status = "okay";
		pinctrl-names = "default";
		pinctrl-0 = <&ecap0_pins>;
	};
};

&gpmc {
	pinctrl-names = "default";
	pinctrl-0 = <&nandflash_pins>;
	status = "okay";

	ranges = <0 0 0x08000000 0x10000000>;	/* CS0: NAND */

	nand@0,0 {
		reg = <0 0 0>; /* CS0, offset 0 */
		nand-bus-width = <8>;
		ti,nand-ecc-opt = "bch8";
		gpmc,device-nand = "true";
		gpmc,device-width = <1>;
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <44>;
		gpmc,cs-wr-off-ns = <44>;
		gpmc,adv-on-ns = <6>;
		gpmc,adv-rd-off-ns = <34>;
		gpmc,adv-wr-off-ns = <44>;
		gpmc,we-on-ns = <0>;
		gpmc,we-off-ns = <40>;
		gpmc,oe-on-ns = <0>;
		gpmc,oe-off-ns = <54>;
		gpmc,access-ns = <64>;
		gpmc,rd-cycle-ns = <82>;
		gpmc,wr-cycle-ns = <82>;
		gpmc,wait-on-read = "true";
		gpmc,wait-on-write = "true";
		gpmc,bus-turnaround-ns = <0>;
		gpmc,cycle2cycle-delay-ns = <0>;
		gpmc,clk-activation-ns = <0>;
		gpmc,wait-monitoring-ns = <0>;
		gpmc,wr-access-ns = <40>;
		gpmc,wr-data-mux-bus-ns = <0>;

		#address-cells = <1>;
		#size-cells = <1>;
		elm_id = <&elm>;
	};
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;
	clock-frequency = <400000>;
	status = "okay";

	tps: tps@2d {
		reg = <0x2d>;
	};
	eeprom: eeprom@50 {
		compatible = "atmel,24c128";
		reg = <0x50>;
		pagesize = <32>;
	};
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <100000>;
	status = "okay";

	tsl2563: tsl2563@49 {
		compatible = "amstaos,tsl2563";
		reg = <0x49>;
	};
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;
	clock-frequency = <100000>;
	status = "okay";

	egalax_ts@04 {
		compatible = "eeti,egalax_ts";
		reg = <0x04>;
		interrupt-parent = <&gpio1>;
		interrupts = <24 2>;
		wakeup-gpios = <&gpio1 25 0>;
	};
};

&lcdc {
	status = "okay";
};

&mac {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&cpsw_default>;
	pinctrl-1 = <&cpsw_sleep>;
	status = "okay";
};

&mmc1 {
	vmmc-supply = <&vmmc>;
	bus-width = <4>;
	cd-gpios = <&gpio0 6 0>;
	wp-gpios = <&gpio3 18 0>;
	status = "okay";
};

&phy_sel {
	rgmii-no-delay;
};

#include "tps65910.dtsi"

&tps {
	vcc1-supply = <&vbat>;
	vcc2-supply = <&vbat>;
	vcc3-supply = <&vbat>;
	vcc4-supply = <&vbat>;
	vcc5-supply = <&vbat>;
	vcc6-supply = <&vbat>;
	vcc7-supply = <&vbat>;
	vccio-supply = <&vbat>;

	regulators {
		vrtc_reg: regulator@0 {
			regulator-always-on;
		};

		vio_reg: regulator@1 {
			regulator-always-on;
		};

		vdd1_reg: regulator@2 {
			/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1312500>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd2_reg: regulator@3 {
			/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
			regulator-name = "vdd_core";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd3_reg: regulator@4 {
			regulator-always-on;
		};

		vdig1_reg: regulator@5 {
			regulator-always-on;
		};

		vdig2_reg: regulator@6 {
			regulator-always-on;
		};

		vpll_reg: regulator@7 {
			regulator-always-on;
		};

		vdac_reg: regulator@8 {
			regulator-always-on;
		};

		vaux1_reg: regulator@9 {
			regulator-always-on;
		};

		vaux2_reg: regulator@10 {
			regulator-always-on;
		};

		vaux33_reg: regulator@11 {
			regulator-always-on;
		};

		vmmc_reg: regulator@12 {
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};
	};
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins>;

	status = "okay";
};

&usb {
	status = "okay";
};

&usb_ctrl_mod {
	status = "okay";
};

&usb0 {
	status = "okay";
};

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

&usb0_phy {
	status = "okay";
};

&usb1_phy {
	status = "okay";
};

&am33xx_pinmux {
	pinctrl-names = "default";
	pinctrl-0 = <&clkout2_pin &gpio_pin>;

	clkout2_pin: pinmux_clkout2_pin {
		pinctrl-single,pins = <
			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1 */
			0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txen.rgmii1_tctl */
			0x118 (PIN_INPUT_PULLDOWN | 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_OUTPUT_PULLDOWN | MUX_MODE2)	/* mii1_txclk.rgmii1_tclk */
			0x130 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxclk.rgmii1_rclk */
			0x134 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd3.rgmii1_rd3 */
			0x138 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd2.rgmii1_rd2 */
			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd1.rgmii1_rd1 */
			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE2)	/* mii1_rxd0.rgmii1_rd0 */
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

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

	davinci_mdio_sleep: davinci_mdio_sleep {
		pinctrl-single,pins = <
			/* MDIO reset value */
			0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

	ecap0_pins: ecap_pins {
		pinctrl-single,pins = <
			0x198 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* mcasp0_axr0.gpio3_16 Backlight enable */
			0x164 (MUX_MODE0)	/* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
		>;
	};


	gpio_pin: gpio_pin {
		pinctrl-single,pins = <
			0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_a6.gpio1_22 touch reset */
			0x60 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a8.gpio1_24 touch irq */
			0x64 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a9.gpio1_25 touch power */
			0x6c (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a11.gpio1_27 pad14 to DFU */
			0x21c (MUX_MODE0)	/* usb0_drvvbus */
			0x234 (MUX_MODE0)	/* usb1_drvvbus */
			0x1a0 (PIN_INPUT_PULLUP | MUX_MODE4)	/* mcasp0_aclkr.mmc0_sdwp */
			0x160 (PIN_INPUT_PULLUP | MUX_MODE5)	/* spi0_cs1.mmc0_sdcd */
		>;
	};

	i2c0_pins: pinmux_i2c0_pins {
		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_pins {
		pinctrl-single,pins = <
			0x158 (PIN_INPUT_PULLUP | MUX_MODE2)	/* spi0_d1.i2c1_sda */
			0x15c (PIN_INPUT_PULLUP | MUX_MODE2)	/* spi0_cs0.i2c1_scl */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			0x150 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)	/* spi0_sclk.i2c2_sda */
			0x154 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)	/* spi0_cs0.i2c2_scl */
		>;
	};

	lcd_pins_s0: lcd_pins_s0 {
		pinctrl-single,pins = <
			0x20 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad8.lcd_data23 */
			0x24 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad9.lcd_data22 */
			0x28 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad10.lcd_data21 */
			0x2c (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad11.lcd_data20 */
			0x30 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad12.lcd_data19 */
			0x34 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad13.lcd_data18 */
			0x38 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad14.lcd_data17 */
			0x3c (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ad15.lcd_data16 */
			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 */
			0xe0 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* lcd_vsync.lcd_vsync */
			0xe4 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* lcd_hsync.lcd_hsync */
			0xe8 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* lcd_pclk.lcd_pclk */
			0xec (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* lcd_ac_bias_en.lcd_ac_bias_en */
			0x194 (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* mcasp0_fsx.gpio3_15 LCD enable */
		>;
	};

	nandflash_pins: pinmux_nandflash_pins {
		pinctrl-single,pins = <
			0x0 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad0.gpmc_ad0 */
			0x4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad1.gpmc_ad1 */
			0x8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad2.gpmc_ad2 */
			0xc (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad3.gpmc_ad3 */
			0x10 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad4.gpmc_ad4 */
			0x14 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad5.gpmc_ad5 */
			0x18 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad6.gpmc_ad6 */
			0x1c (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_ad7.gpmc_ad7 */
			0x70 (PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_wait0.gpmc_wait0 */
			0x74 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpio0_30 */
			0x7c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_csn0.gpmc_csn0 */
			0x90 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_advn_ale.gpmc_advn_ale */
			0x94 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_oen_ren.gpmc_oen_ren */
			0x98 (PIN_OUTPUT | MUX_MODE0)		/* gpmc_wen.gpmc_wen */
			0x9c (PIN_OUTPUT | MUX_MODE0)		/* gpmc_be0n_cle.gpmc_be0n_cle */
		>;
	};

	uart0_pins: pinmux_uart0_pins {
		pinctrl-single,pins = <
			0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
			0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart0_txd.uart0_txd */
		>;
	};
};

&wdt2 {
	wdt-keep-enabled;
};