am335x-kno_txt.dts

/*
 * 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.
 */

/*
 * AM335x Starter Kit
 * http://www.ti.com/tool/tmdssk3358
 */

/dts-v1/;

#include "am33xx.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>


/ {
	model = "Knobloch TXT AM3352";
	compatible = "ti,am335x-evm", "ti,am33xx", "ti,am335x-kno_txt";

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

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

        gpio_buttons: gpio_buttons@0 {
                compatible = "gpio-keys";
                #address-cells = <1>;
                #size-cells = <0>;

                switch@1 {
                        label = "txt-pwr";
						gpio-key,wakeup = <1>;
                        linux,code = <59>; /* F1 */
                        gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
                };
        };

	leds {
		compatible = "gpio-leds";
		led@1 {
			label = "off-uc";
			gpios = <&gpio1 17 0>;
			default-state = "off";
		};
	};

	ocp {
		uart0: serial@44e09000 {
			pinctrl-names = "default";
			pinctrl-0 = <&uart0_pins>;

			status = "okay";
		};

		uart2: serial@48024000 {
			pinctrl-names = "default", "sleep";
			pinctrl-0 = <&uart2_pins_default>;
			pinctrl-1 = <&uart2_pins_sleep>;

			status = "okay";
		};

		uart3: serial@481a6000 {
			pinctrl-names = "default", "sleep";
			pinctrl-0 = <&uart3_pins_default>;
			pinctrl-1 = <&uart3_pins_sleep>;
			has-hw-flow-control;
			status = "okay";
		};

		i2c0: i2c@44e0b000 {
			pinctrl-names = "default";
			pinctrl-0 = <&i2c0_pins>;

			status = "okay";
			clock-frequency = <400000>;



			/* Set OPP50 (0.95V) for VDD core */
			sleep-sequence = /bits/ 8 <
				0x02 0x2d 0x25 0x1f /* Set VDD2 to 0.95V */
			>;

			/* Set OPP100 (1.10V) for VDD core */
			wake-sequence = /bits/ 8 <
				0x02 0x2d 0x25 0x2b /* Set VDD2 to 1.1V */
			>;

			tps: tps@2d {
				reg = <0x2d>;
			};

			baseboard_eeprom: baseboard_eeprom@50 {
				compatible = "at,24c01";
				reg = <0x50>;
			};

		};


		i2c1: i2c@4802a000 {
			pinctrl-names = "default";
			pinctrl-0 = <&i2c1_pins>;

			status = "okay";
			clock-frequency = <400000>;

		};


		spi1: spi@481a0000 {
			pinctrl-names = "default";
			pinctrl-0 = <&spi1_pins>;

			clock-frequency = <1000000>;
			ti,pindir-d0-out-d1-in;
			status = "okay";
			spidev1:spidev@1{
				/*compatible = "spidev";*/
				compatible = "rohm,dh2228fv";
				reg = <0>;
				spi-max-frequency = <10000000>;
			};
		};

	kim {
		compatible = "kim";
		nshutdown_gpio = <97>;  
		dev_name = "/dev/ttyO3";
		flow_cntrl = <1>;
		baud_rate = <3000000>;
	};

	btwilink {
		compatible = "btwilink";
	};


	};

	vbat: fixedregulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "vbat";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
	};

	wlan_en_reg: fixedregulator@1 {
		compatible = "regulator-fixed";
		regulator-name = "wlan-en-regulator";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		gpio = <&gpio3 2 GPIO_ACTIVE_HIGH>;
		startup-delay-us = <70000>;
		enable-active-high;
		regulator-boot-on;
	};

};

&am33xx_pinmux {
	pinctrl-names = "default";
	pinctrl-0 = <&ddr3_vtt_toggle &io_pins>;

	ddr3_vtt_toggle: ddr3_vtt_toggle {
		pinctrl-single,pins = <
			0x1ac (PIN_OUTPUT | MUX_MODE7)	/* <DDR-VTT-EN> mcasp0_ahclkx.gpio3_21 */
		>;
	};

	io_pins: pinmux_io_pins {
		pinctrl-single,pins = <
			0x160 (PIN_INPUT | MUX_MODE7)	/* <TP1> spi0_cs1.gpio0_6 */
			0x1a0 (PIN_OUTPUT | MUX_MODE7)	/* <!M3-RESET> mcasp0_aclkr.gpio3_18 */
			0x1a4 (PIN_OUTPUT | MUX_MODE7)	/* <M3-BOOT0> mcasp0_fsr.gpio3_19 */
			0x040 (PIN_INPUT | MUX_MODE7)	/* <ON-INT> gpmc_a0.gpio1_16 */
			0x044 (PIN_OUTPUT | MUX_MODE7)	/* <OFF-UC> gpmc_a1.gpio1_17 */
			/* TP 19 - 22 */
			0x180 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* uart1_rxd.gpio0_14 */
			0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* uart1_txd.gpio0_15 */
			0x178 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* uart1_ctsn.gpio0_12 */
			0x17c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* uart1_rtsn.gpio0_13 */
		>;
	};

	i2c0_pins: pinmux_i2c0_pins {
		pinctrl-single,pins = <
			0x188 (PIN_INPUT | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
			0x18c (PIN_INPUT | 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 */
		>;
	};

	spi1_pins: pinmux_spi1_pins {
		pinctrl-single,pins = <
			0x190 (PIN_INPUT_PULLUP | MUX_MODE3)	/* mcasp0_aclkx.spi1_sclk */
			0x194 (PIN_OUTPUT_PULLUP | MUX_MODE3)	/* mcasp0_fsx.spi1_d0 */
			0x198 (PIN_INPUT_PULLUP | MUX_MODE3)	/* mcasp0_axr0.spi1_d1 */
			0x19c (PIN_OUTPUT_PULLUP | MUX_MODE3)	/* mcasp0_ahclrk.spi1_cs0 */
		>;
	};

	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 */
		>;
	};

	uart2_pins_default: pinmux_uart2_pins_default {
		pinctrl-single,pins = <
			0x150 (PIN_INPUT_PULLUP | MUX_MODE1)	/* spi0_sclk.uart2_rxd */
			0x154 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* spi0_d0.uart2_txd */
		>;
	};


	uart2_pins_sleep: pinmux_uart2_pins_sleep {
		pinctrl-single,pins = <
			0x150 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x154 (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};



	uart3_pins_default: pinmux_uart3_pins_default {
		pinctrl-single,pins = <
			0x148 (PIN_INPUT | MUX_MODE3)		/* mdi0.uart3_ctsn */
			0x14C (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* mdc.uart3_rtsn */
			0x134 (PIN_INPUT | MUX_MODE1)	/* mii1_rxd3.uart3_rxd */
			0x138 (PIN_OUTPUT | MUX_MODE1)	/* mii1_rxd2.uart3_txd */
		>;
	};

	uart3_pins_sleep: pinmux_uart3_pins_sleep {
		pinctrl-single,pins = <
			0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x14C (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

	mmc1_pins_default: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			0x0F0 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_dat3.mmc0_dat3 */
			0x0F4 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_dat2.mmc0_dat2 */
			0x0F8 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_dat1.mmc0_dat1 */
			0x0FC (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_dat0.mmc0_dat0 */
			0x100 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_clk.mmc0_clk */
			0x104 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mmc0_cmd.mmc0_cmd */
			0x1A8 (PIN_INPUT | MUX_MODE7) /* mcasp0_axr1.gpio3_20 */
		>;
	};

	mmc1_pins_sleep: pinmux_mmc1_pins_sleep {
		pinctrl-single,pins = <
			0x0F0 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x0F4 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x0F8 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x0FC (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x100 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x104 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x1A8 (PIN_INPUT | MUX_MODE7)	/* mcasp0_axr1.gpio3_20 */
		>;
	};


	mmc3_pins_default: pinmux_mmc3_pins {
		pinctrl-single,pins = <
			0x118 (PIN_INPUT_PULLUP | MUX_MODE5)	/* mii1_rx_dv.mmc2_dat0, INPUT_PULLUP | MODE5 */
			0x11C (PIN_INPUT_PULLUP | MUX_MODE5)	/* mii1_txd3.mmc2_dat1, INPUT_PULLUP | MODE5 */
			0x120 (PIN_INPUT_PULLUP | MUX_MODE5)	/* mii1_txd2.mmc2_dat2, INPUT_PULLUP | MODE5 */
			0x108 (PIN_INPUT_PULLUP | MUX_MODE5)	/* mii1_col.mmc2_dat3, INPUT_PULLUP | MODE5 */
			0x114 (PIN_INPUT_PULLUP | MUX_MODE6)	/* mii1_tx_en.mmc2_cmd, INPUT_PULLUP | MODE6 */
			0x13C (PIN_INPUT_PULLUP | MUX_MODE6)	/* mii1_rxd1.mmc2_clk, INPUT_PULLUP | MODE6 */
		>;
	};

	mmc3_pins_sleep: pinmux_mmc3_pins_sleep {
		pinctrl-single,pins = <
			0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x11C (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
			0x13C (PIN_INPUT_PULLDOWN | MUX_MODE7)
		>;
	};

	usb_pins: pinmux_usb_pins {
		pinctrl-single,pins = <
			0x21C 0x00	/* usb0_drvvbus.usb0_drvvbus, OUTPUT | MODE0 */
			0x234 0x00	/* usb1_drvvbus.usb1_drvvbus, OUTPUT | MODE0 */
		>;
	};

	/* wl12xx/wl18xx card on mmc3 */
	wlan_pins: pinmux_wlan_pins {
		pinctrl-single,pins = <
			0x110 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)	/* mii1_rx_er.gpio3_2 (WL_EN) */
			0x128 (PIN_INPUT | MUX_MODE7)	/* mii1_txd0.gpio0_28 (WLAN_IRQ) */
			0x10C (PIN_OUTPUT_PULLUP | MUX_MODE7)	/* mii1_crs.gpio3_1 (BT_EN) */
		>;
	};


	nandflash_pins_s0: nandflash_pins_s0 {
		pinctrl-single,pins = <
		0x0 0x30 /* gpmc_ad0.gpmc_ad0, INPUT | PULLUP | MODE0 */
		0x4 0x30 /* gpmc_ad1.gpmc_ad1, INPUT | PULLUP | MODE0 */
		0x8 0x30 /* gpmc_ad2.gpmc_ad2, INPUT | PULLUP | MODE0 */
		0xc 0x30 /* gpmc_ad3.gpmc_ad3, INPUT | PULLUP | MODE0 */
		0x10 0x30 /* gpmc_ad4.gpmc_ad4, INPUT | PULLUP | MODE0 */
		0x14 0x30 /* gpmc_ad5.gpmc_ad5, INPUT | PULLUP | MODE0 */
		0x18 0x30 /* gpmc_ad6.gpmc_ad6, INPUT | PULLUP | MODE0 */
		0x1c 0x30 /* gpmc_ad7.gpmc_ad7, INPUT | PULLUP | MODE0 */
		0x70 0x30 /* gpmc_wait0.gpmc_wait0, INPUT | PULLUP | MODE0 */
		0x74 0x37 /* gpmc_wpn.gpio0_30, INPUT | PULLUP | MODE7 */
		0x7c 0x8 /* gpmc_csn0.gpmc_csn0, PULL DISA */
		0x90 0x8 /* gpmc_advn_ale.gpmc_advn_ale, PULL DISA */
		0x94 0x8 /* gpmc_oen_ren.gpmc_oen_ren, PULL DISA */
		0x98 0x8 /* gpmc_wen.gpmc_wen, PULL DISA */
		0x9c 0x8 /* gpmc_be0n_cle.gpmc_be0n_cle, PULL DISA */
		>;
	};

};


&elm {
	status = "okay";
};

&gpmc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&nandflash_pins_s0>;
	ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND */
	nand@0,0 {
		compatible = "ti,omap2-nand";
		reg = <0 0 4>; /* 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>;
		ti,elm-id = <&elm>;

		/* MTD partition table */
		partition@0 {
			label = "SPL1";
			reg = <0x00000000 0x000020000>;
		};

		partition@1 {
			label = "SPL2";
			reg = <0x00020000 0x00020000>;
		};

		partition@2 {
			label = "SPL3";
			reg = <0x00040000 0x00020000>;
		};

		partition@3 {
			label = "SPL4";
			reg = <0x00060000 0x00020000>;
		};

		partition@4 {
			label = "dtb";
			reg = <0x00080000 0x00040000>;
		};

		partition@5 {
			label = "U-boot";
			reg = <0x000c0000 0x00100000>;
		};

		partition@6 {
			label = "U-boot-env";
			reg = <0x001c0000 0x00020000>;
		};

		partition@7 {
			label = "U-boot-env-backup";
			reg = <0x001E0000 0x00020000>;
		};

		partition@8 {
			label = "uImage";
			reg = <0x00200000 0x00500000>;
		};

		partition@9 {
			label = "bootlogo";
			reg = <0x00700000 0x00040000>;
		};

		partition@10 {
			label = "rootfs";
			reg = <0x00740000 0x078C0000>;
		};
	};
};

&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 = "peripheral";
};

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

&cppi41dma  {
	status = "okay";
};

#include "tps65910.dtsi"

&tps {
	compatible = "ti,tps65910";
	interrupt-parent = <&gpio0>;
	interrupts = <6 IRQ_TYPE_LEVEL_HIGH>;

	ti,en-ck32k-xtal;


	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 - 1.325V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1378000>;
			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-name = "vmmc_reg";
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3300000>;
			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-name = "vmmc_reg";*/
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};
	};
};

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

&gpio0 {
	ti,no-reset-on-init;
};

&gpio3 {
	ti,no-reset-on-init;
};

&mmc1 {
	status = "okay";
	vmmc-supply = <&vmmc_reg>;
	/*vmmc-supply = <&vdig1_reg>;*/
	bus-width = <4>;
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&mmc1_pins_default>;
	pinctrl-1 = <&mmc1_pins_sleep>;
	cd-gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
};

/*&edma {
	ti,edma-xbar-event-map = <1 12>,
		<2 13>;
};*/

&mmc3 {
	/* these are on the crossbar */
	
	dmas = <&edma_xbar 12 0 1
		&edma_xbar 13 0 2>;
	/*dmas = <&edma_xbar 12
		&edma_xbar 13>;*/
	dma-names = "tx", "rx";

	status = "okay";
	vmmc-supply = <&wlan_en_reg>;
	bus-width = <4>;
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&mmc3_pins_default &wlan_pins>;
	pinctrl-1 = <&mmc3_pins_sleep &wlan_pins>;

	ti,non-removable;
	ti,needs-special-hs-handling;
	/*cap-power-off-card;*/
	keep-power-in-suspend;
	#address-cells = <1>;
	#size-cells = <0>;
	wlcore: wlcore@0 {
		compatible = "ti,wl1831";
		reg = <2>;
		interrupt-parent = <&gpio0>;
		interrupts = <28 IRQ_TYPE_LEVEL_HIGH>;
		ref-clock-frequency = <38400000>;
	};
};

&sham {
	status = "okay";
};

&aes {
	status = "okay";
};

&lcdc {
	clocks = <&lcd_gclk>;
	clock-names = "fck";
	status = "disabled";
	ti,no-idle-on-init;
};