dra7-evm.dts

/*
 * Copyright (C) 2013 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.
 */
/dts-v1/;

#include "dra74x.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "TI DRA742";
	compatible = "ti,dra7-evm", "ti,dra742", "ti,dra74", "ti,dra7";

	memory {
		device_type = "memory";
		reg = <0x80000000 0x60000000>; /* 1536 MB */
	};

	mmc2_3v3: fixedregulator-mmc2 {
		compatible = "regulator-fixed";
		regulator-name = "mmc2_3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vtt_fixed: fixedregulator-vtt {
		compatible = "regulator-fixed";
		regulator-name = "vtt_fixed";
		regulator-min-microvolt = <1350000>;
		regulator-max-microvolt = <1350000>;
		regulator-always-on;
		regulator-boot-on;
		enable-active-high;
		gpio = <&gpio7 11 GPIO_ACTIVE_HIGH>;
	};
};

&dra7_pmx_core {
	pinctrl-names = "default";
	pinctrl-0 = <&vtt_pin>;

	vtt_pin: pinmux_vtt_pin {
		pinctrl-single,pins = <
			0x3b4 (PIN_OUTPUT | MUX_MODE14) /* spi1_cs1.gpio7_11 */
		>;
	};

	i2c1_pins: pinmux_i2c1_pins {
		pinctrl-single,pins = <
			0x400 (PIN_INPUT | MUX_MODE0) /* i2c1_sda */
			0x404 (PIN_INPUT | MUX_MODE0) /* i2c1_scl */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			0x408 (PIN_INPUT | MUX_MODE0) /* i2c2_sda */
			0x40c (PIN_INPUT | MUX_MODE0) /* i2c2_scl */
		>;
	};

	i2c3_pins: pinmux_i2c3_pins {
		pinctrl-single,pins = <
			0x288 (PIN_INPUT | MUX_MODE9) /* gpio6_14.i2c3_sda */
			0x28c (PIN_INPUT | MUX_MODE9) /* gpio6_15.i2c3_scl */
		>;
	};

	mcspi1_pins: pinmux_mcspi1_pins {
		pinctrl-single,pins = <
			0x3a4 (PIN_INPUT | MUX_MODE0) /* spi1_sclk */
			0x3a8 (PIN_INPUT | MUX_MODE0) /* spi1_d1 */
			0x3ac (PIN_INPUT | MUX_MODE0) /* spi1_d0 */
			0x3b0 (PIN_INPUT_SLEW | MUX_MODE0) /* spi1_cs0 */
			0x3b8 (PIN_INPUT_SLEW | MUX_MODE6) /* spi1_cs2.hdmi1_hpd */
			0x3bc (PIN_INPUT_SLEW | MUX_MODE6) /* spi1_cs3.hdmi1_cec */
		>;
	};

	mcspi2_pins: pinmux_mcspi2_pins {
		pinctrl-single,pins = <
			0x3c0 (PIN_INPUT | MUX_MODE0) /* spi2_sclk */
			0x3c4 (PIN_INPUT_SLEW | MUX_MODE0) /* spi2_d1 */
			0x3c8 (PIN_INPUT_SLEW | MUX_MODE0) /* spi2_d1 */
			0x3cc (PIN_INPUT_SLEW | MUX_MODE0) /* spi2_cs0 */
		>;
	};

	uart1_pins: pinmux_uart1_pins {
		pinctrl-single,pins = <
			0x3e0 (PIN_INPUT_SLEW | MUX_MODE0) /* uart1_rxd */
			0x3e4 (PIN_INPUT_SLEW | MUX_MODE0) /* uart1_txd */
			0x3e8 (PIN_INPUT | MUX_MODE3) /* uart1_ctsn */
			0x3ec (PIN_INPUT | MUX_MODE3) /* uart1_rtsn */
		>;
	};

	uart2_pins: pinmux_uart2_pins {
		pinctrl-single,pins = <
			0x3f0 (PIN_INPUT | MUX_MODE0) /* uart2_rxd */
			0x3f4 (PIN_INPUT | MUX_MODE0) /* uart2_txd */
			0x3f8 (PIN_INPUT | MUX_MODE0) /* uart2_ctsn */
			0x3fc (PIN_INPUT | MUX_MODE0) /* uart2_rtsn */
		>;
	};

	uart3_pins: pinmux_uart3_pins {
		pinctrl-single,pins = <
			0x248 (PIN_INPUT_SLEW | MUX_MODE0) /* uart3_rxd */
			0x24c (PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */
		>;
	};

	qspi1_pins: pinmux_qspi1_pins {
		pinctrl-single,pins = <
			0x4c (PIN_INPUT | MUX_MODE1)  /* gpmc_a3.qspi1_cs2 */
			0x50 (PIN_INPUT | MUX_MODE1)  /* gpmc_a4.qspi1_cs3 */
			0x74 (PIN_INPUT | MUX_MODE1)  /* gpmc_a13.qspi1_rtclk */
			0x78 (PIN_INPUT | MUX_MODE1)  /* gpmc_a14.qspi1_d3 */
			0x7c (PIN_INPUT | MUX_MODE1)  /* gpmc_a15.qspi1_d2 */
			0x80 (PIN_INPUT | MUX_MODE1) /* gpmc_a16.qspi1_d1 */
			0x84 (PIN_INPUT | MUX_MODE1)  /* gpmc_a17.qspi1_d0 */
			0x88 (PIN_INPUT | MUX_MODE1)  /* qpmc_a18.qspi1_sclk */
			0xb8 (PIN_INPUT_PULLUP | MUX_MODE1)  /* gpmc_cs2.qspi1_cs0 */
			0xbc (PIN_INPUT_PULLUP | MUX_MODE1)  /* gpmc_cs3.qspi1_cs1 */
		>;
	};

	usb1_pins: pinmux_usb1_pins {
                pinctrl-single,pins = <
			0x280 (PIN_INPUT_SLEW | MUX_MODE0) /* usb1_drvvbus */
                >;
        };

	usb2_pins: pinmux_usb2_pins {
                pinctrl-single,pins = <
			0x284 (PIN_INPUT_SLEW | MUX_MODE0) /* usb2_drvvbus */
                >;
        };

	nand_flash_x16: nand_flash_x16 {
		/* On DRA7 EVM, GPMC_WPN and NAND_BOOTn comes from DIP switch
		 * So NAND flash requires following switch settings:
		 * SW5.9 (GPMC_WPN) = LOW
		 * SW5.1 (NAND_BOOTn) = HIGH */
		pinctrl-single,pins = <
			0x0 	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad0	*/
			0x4 	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad1	*/
			0x8 	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad2	*/
			0xc 	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad3	*/
			0x10	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad4	*/
			0x14	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad5	*/
			0x18	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad6	*/
			0x1c	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad7	*/
			0x20	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad8	*/
			0x24	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad9	*/
			0x28	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad10	*/
			0x2c	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad11	*/
			0x30	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad12	*/
			0x34	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad13	*/
			0x38	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad14	*/
			0x3c	(PIN_INPUT  | MUX_MODE0)	/* gpmc_ad15	*/
			0xd8	(PIN_INPUT_PULLUP  | MUX_MODE0)	/* gpmc_wait0	*/
			0xcc	(PIN_OUTPUT | MUX_MODE0)	/* gpmc_wen	*/
			0xb4	(PIN_OUTPUT_PULLUP | MUX_MODE0)	/* gpmc_csn0	*/
			0xc4	(PIN_OUTPUT | MUX_MODE0)	/* gpmc_advn_ale */
			0xc8	(PIN_OUTPUT | MUX_MODE0)	/* gpmc_oen_ren	 */
			0xd0	(PIN_OUTPUT | MUX_MODE0)	/* gpmc_be0n_cle */
		>;
	};
};

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

	tps659038: tps659038@58 {
		compatible = "ti,tps659038";
		reg = <0x58>;

		tps659038_pmic {
			compatible = "ti,tps659038-pmic";

			regulators {
				smps123_reg: smps123 {
					/* VDD_MPU */
					regulator-name = "smps123";
					regulator-min-microvolt = < 850000>;
					regulator-max-microvolt = <1250000>;
					regulator-always-on;
					regulator-boot-on;
				};

				smps45_reg: smps45 {
					/* VDD_DSPEVE */
					regulator-name = "smps45";
					regulator-min-microvolt = < 850000>;
					regulator-max-microvolt = <1150000>;
					regulator-boot-on;
				};

				smps6_reg: smps6 {
					/* VDD_GPU - over VDD_SMPS6 */
					regulator-name = "smps6";
					regulator-min-microvolt = <850000>;
					regulator-max-microvolt = <12500000>;
					regulator-boot-on;
				};

				smps7_reg: smps7 {
					/* CORE_VDD */
					regulator-name = "smps7";
					regulator-min-microvolt = <850000>;
					regulator-max-microvolt = <1030000>;
					regulator-always-on;
					regulator-boot-on;
				};

				smps8_reg: smps8 {
					/* VDD_IVAHD */
					regulator-name = "smps8";
					regulator-min-microvolt = < 850000>;
					regulator-max-microvolt = <1250000>;
					regulator-boot-on;
				};

				smps9_reg: smps9 {
					/* VDDS1V8 */
					regulator-name = "smps9";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo1_reg: ldo1 {
					/* LDO1_OUT --> SDIO  */
					regulator-name = "ldo1";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <3300000>;
					regulator-boot-on;
				};

				ldo2_reg: ldo2 {
					/* VDD_RTCIO */
					/* LDO2 -> VDDSHV5, LDO2 also goes to CAN_PHY_3V3 */
					regulator-name = "ldo2";
					regulator-min-microvolt = <3300000>;
					regulator-max-microvolt = <3300000>;
					regulator-boot-on;
				};

				ldo3_reg: ldo3 {
					/* VDDA_1V8_PHY */
					regulator-name = "ldo3";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldo9_reg: ldo9 {
					/* VDD_RTC */
					regulator-name = "ldo9";
					regulator-min-microvolt = <1050000>;
					regulator-max-microvolt = <1050000>;
					regulator-boot-on;
				};

				ldoln_reg: ldoln {
					/* VDDA_1V8_PLL */
					regulator-name = "ldoln";
					regulator-min-microvolt = <1800000>;
					regulator-max-microvolt = <1800000>;
					regulator-always-on;
					regulator-boot-on;
				};

				ldousb_reg: ldousb {
					/* VDDA_3V_USB: VDDA_USBHS33 */
					regulator-name = "ldousb";
					regulator-min-microvolt = <3300000>;
					regulator-max-microvolt = <3300000>;
					regulator-boot-on;
				};
			};
		};
	};
};

&i2c2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;
	clock-frequency = <400000>;
};

&i2c3 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c3_pins>;
	clock-frequency = <400000>;
};

&mcspi1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcspi1_pins>;
};

&mcspi2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mcspi2_pins>;
};

&uart1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
	interrupts-extended = <&gic GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
			      <&dra7_pmx_core 0x3e0>;
};

&uart2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart2_pins>;
};

&uart3 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart3_pins>;
};

&mmc1 {
	status = "okay";
	vmmc-supply = <&ldo1_reg>;
	bus-width = <4>;
};

&mmc2 {
	status = "okay";
	vmmc-supply = <&mmc2_3v3>;
	bus-width = <8>;
};

&cpu0 {
	cpu0-supply = <&smps123_reg>;
};

&qspi {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&qspi1_pins>;

	spi-max-frequency = <48000000>;
	m25p80@0 {
		compatible = "s25fl256s1";
		spi-max-frequency = <48000000>;
		reg = <0>;
		spi-tx-bus-width = <1>;
		spi-rx-bus-width = <4>;
		spi-cpol;
		spi-cpha;
		#address-cells = <1>;
		#size-cells = <1>;

		/* MTD partition table.
		 * The ROM checks the first four physical blocks
		 * for a valid file to boot and the flash here is
		 * 64KiB block size.
		 */
		partition@0 {
			label = "QSPI.SPL";
			reg = <0x00000000 0x000010000>;
		};
		partition@1 {
			label = "QSPI.SPL.backup1";
			reg = <0x00010000 0x00010000>;
		};
		partition@2 {
			label = "QSPI.SPL.backup2";
			reg = <0x00020000 0x00010000>;
		};
		partition@3 {
			label = "QSPI.SPL.backup3";
			reg = <0x00030000 0x00010000>;
		};
		partition@4 {
			label = "QSPI.u-boot";
			reg = <0x00040000 0x00100000>;
		};
		partition@5 {
			label = "QSPI.u-boot-spl-os";
			reg = <0x00140000 0x00010000>;
		};
		partition@6 {
			label = "QSPI.u-boot-env";
			reg = <0x00150000 0x00010000>;
		};
		partition@7 {
			label = "QSPI.u-boot-env.backup1";
			reg = <0x00160000 0x0010000>;
		};
		partition@8 {
			label = "QSPI.kernel";
			reg = <0x00170000 0x0800000>;
		};
		partition@9 {
			label = "QSPI.file-system";
			reg = <0x00970000 0x01690000>;
		};
	};
};

&usb1 {
	dr_mode = "peripheral";
	pinctrl-names = "default";
	pinctrl-0 = <&usb1_pins>;
};

&usb2 {
	dr_mode = "host";
	pinctrl-names = "default";
	pinctrl-0 = <&usb2_pins>;
};

&elm {
	status = "okay";
};

&gpmc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&nand_flash_x16>;
	ranges = <0 0 0 0x01000000>;	/* minimum GPMC partition = 16MB */
	nand@0,0 {
		reg = <0 0 4>;		/* device IO registers */
		ti,nand-ecc-opt = "bch8";
		ti,elm-id = <&elm>;
		nand-bus-width = <16>;
		gpmc,device-width = <2>;
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <80>;
		gpmc,cs-wr-off-ns = <80>;
		gpmc,adv-on-ns = <0>;
		gpmc,adv-rd-off-ns = <60>;
		gpmc,adv-wr-off-ns = <60>;
		gpmc,we-on-ns = <10>;
		gpmc,we-off-ns = <50>;
		gpmc,oe-on-ns = <4>;
		gpmc,oe-off-ns = <40>;
		gpmc,access-ns = <40>;
		gpmc,wr-access-ns = <80>;
		gpmc,rd-cycle-ns = <80>;
		gpmc,wr-cycle-ns = <80>;
		gpmc,bus-turnaround-ns = <0>;
		gpmc,cycle2cycle-delay-ns = <0>;
		gpmc,clk-activation-ns = <0>;
		gpmc,wait-monitoring-ns = <0>;
		gpmc,wr-data-mux-bus-ns = <0>;
		/* MTD partition table */
		/* All SPL-* partitions are sized to minimal length
		 * which can be independently programmable. For
		 * NAND flash this is equal to size of erase-block */
		#address-cells = <1>;
		#size-cells = <1>;
		partition@0 {
			label = "NAND.SPL";
			reg = <0x00000000 0x000020000>;
		};
		partition@1 {
			label = "NAND.SPL.backup1";
			reg = <0x00020000 0x00020000>;
		};
		partition@2 {
			label = "NAND.SPL.backup2";
			reg = <0x00040000 0x00020000>;
		};
		partition@3 {
			label = "NAND.SPL.backup3";
			reg = <0x00060000 0x00020000>;
		};
		partition@4 {
			label = "NAND.u-boot-spl-os";
			reg = <0x00080000 0x00040000>;
		};
		partition@5 {
			label = "NAND.u-boot";
			reg = <0x000c0000 0x00100000>;
		};
		partition@6 {
			label = "NAND.u-boot-env";
			reg = <0x001c0000 0x00020000>;
		};
		partition@7 {
			label = "NAND.u-boot-env.backup1";
			reg = <0x001e0000 0x00020000>;
		};
		partition@8 {
			label = "NAND.kernel";
			reg = <0x00200000 0x00800000>;
		};
		partition@9 {
			label = "NAND.file-system";
			reg = <0x00a00000 0x0f600000>;
		};
	};
};

&usb2_phy1 {
	phy-supply = <&ldousb_reg>;
};

&usb2_phy2 {
	phy-supply = <&ldousb_reg>;
};

&gpio7 {
	ti,no-reset-on-init;
	ti,no-idle-on-init;
};