xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/am335x-pdu001.dts (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/*
 * pdu001.dts
 *
 * EETS GmbH PDU001 board device tree file
 *
 * Copyright (C) 2018 EETS GmbH - http://www.eets.ch/
 *
 * Copyright (C) 2011, Texas Instruments, Incorporated - https://www.ti.com/
 *
 * SPDX-License-Identifier:  GPL-2.0+
 */

/dts-v1/;

#include "am33xx.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/leds-pca9532.h>

/ {
	model = "EETS,PDU001";
	compatible = "ti,am33xx";

	chosen {
		stdout-path = &uart3;
	};

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

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

	vbat: fixedregulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "vbat";
		regulator-min-microvolt = <3600000>;
		regulator-max-microvolt = <3600000>;
		regulator-boot-on;
	};

	lis3_reg: fixedregulator@1 {
		compatible = "regulator-fixed";
		regulator-name = "lis3_reg";
		regulator-boot-on;
	};

	panel {
		compatible = "ti,tilcdc,panel";
		status = "okay";
		pinctrl-names = "default";
		pinctrl-0 = <&lcd_pins_s0>;
		panel-info {
			ac-bias           = <255>;
			ac-bias-intrpt    = <0>;
			dma-burst-sz      = <16>;
			bpp               = <16>;
			fdd               = <0x80>;
			sync-edge         = <0>;
			sync-ctrl         = <1>;
			raster-order      = <0>;
			fifo-th           = <0>;
		};

		display-timings {
			240x320p16 {
				clock-frequency = <6500000>;
				hactive = <240>;
				vactive = <320>;
				hfront-porch = <6>;
				hback-porch = <6>;
				hsync-len = <1>;
				vback-porch = <6>;
				vfront-porch = <6>;
				vsync-len = <1>;
				hsync-active = <0>;
				vsync-active = <0>;
				pixelclk-active = <1>;
				de-active = <0>;
			};
		};
	};
};

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

	i2c0_pins: pinmux_i2c0_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
		>;
	};

	i2c1_pins: pinmux_i2c1_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE2)	/* spi0_d1.i2c1_sda */
			AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE2)	/* spi0_cs0.i2c1_scl */
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE2)	/* spi0_clk.i2c2_sda */
			AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE2)	/* spi0_d0.i2c2_scl */
		>;
	};

	spi1_pins: pinmux_spi1_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT, MUX_MODE3)		/* mcasp0_aclkx.spi1_sclk */
			AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_OUTPUT, MUX_MODE3)		/* mcasp0_fsx.spi1_d0 */
			AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE3)	/* mcasp0_axr0.spi1_d1 */
			AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_OUTPUT, MUX_MODE3)		/* mcasp0_ahclkr.spi1_cs0 */
		>;
	};

	uart0_pins: pinmux_uart0_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_OUTPUT, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
		>;
	};

	uart1_pins: pinmux_uart1_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
		>;
	};

	uart3_pins: pinmux_uart3_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT_PULLUP, MUX_MODE1)	/* spi0_cs1.uart3_rxd */
			AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* ecap0_in_pwm0_out.uart3_txd */
		>;
	};

	clkout2_pin: pinmux_clkout2_pin {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3)	/* xdma_event_intr1.clkout2 */
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Port 1 (emac0) */
			AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT, MUX_MODE0)

			/* Port 2 (emac1) */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE1)		/* mii2_txen.gpmc_a0 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT, MUX_MODE1)		/* mii2_rxdv.gpmc_a1 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT, MUX_MODE1)		/* mii2_txd3.gpmc_a2 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_OUTPUT, MUX_MODE1)		/* mii2_txd2.gpmc_a3 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE1)		/* mii2_txd1.gpmc_a4 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE1)		/* mii2_txd0.gpmc_a5 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT, MUX_MODE1)		/* mii2_txclk.gpmc_a6 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT, MUX_MODE1)		/* mii2_rxclk.gpmc_a7 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_INPUT, MUX_MODE1)		/* mii2_rxd3.gpmc_a8 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE1)		/* mii2_rxd2.gpmc_a9 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE1)		/* mii2_rxd1.gpmc_a10 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT, MUX_MODE1)		/* mii2_rxd0.gpmc_a11 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT, MUX_MODE1)		/* mii2_crs.gpmc_wait0 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT, MUX_MODE1)		/* mii2_rxer.gpmc_wpn */
			AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT, MUX_MODE1)		/* mii2_col.gpmc_ben1 */
		>;
	};

	davinci_mdio_default: davinci_mdio_default {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		/* eMMC */
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
		>;
	};

	mmc2_pins: pinmux_mmc2_pins {
		/* SD cardcage */
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1)	/* gpmc_ad3.mmc1_dat3 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1)	/* gpmc_ad2.mmc1_dat2 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1)	/* gpmc_ad1.mmc1_dat1 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1)	/* gpmc_ad0.mmc1_dat0 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2)	/* gpmc_csn1.mmc1_clk */
			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2)	/* gpmc_csn2.mmc1_cmd */
			/* card change signal for frontpanel SD cardcage */
			AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_INPUT, MUX_MODE7)		/* gpmc_advn_ale.gpio2_2 */
		>;
	};

	lcd_pins_s0: lcd_pins_s0 {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
		>;
	};

	dcan0_pins: pinmux_dcan0_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_OUTPUT, MUX_MODE2)		/* uart1_ctsn.d_can0_tx */
			AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLDOWN, MUX_MODE2)	/* uart1_rtsn.d_can0_rx */
		>;
	};
};

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

	rts-gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
	rs485-rts-active-high;
	rs485-rts-delay = <0 0>;
	linux,rs485-enabled-at-boot-time;

	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;

	status = "okay";
};

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

	status = "okay";
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;

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

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

	m2_eeprom: m2_eeprom@50 {
		compatible = "atmel,24c256";
		reg = <0x50>;
		status = "okay";
	};
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;

	status = "okay";
	clock-frequency = <100000>;

	board_24aa025e48: board_24aa025e48@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;
	};

	backplane_24aa025e48: backplane_24aa025e48@53 {
		compatible = "atmel,24c02";
		reg = <0x53>;
	};

	pca9532: pca9532@60 {
		compatible = "nxp,pca9532";
		reg = <0x60>;
		psc0 = <0x97>;
		pwm0 = <0x80>;
		psc1 = <0x97>;
		pwm1 = <0x10>;

		run.red@0 {
			type = <PCA9532_TYPE_LED>;
		};
		run.green@1 {
			type = <PCA9532_TYPE_LED>;
			default-state = "on";
		};
		s2.red@2 {
			type = <PCA9532_TYPE_LED>;
		};
		s2.green@3 {
			type = <PCA9532_TYPE_LED>;
		};
		s1.yellow@4 {
			type = <PCA9532_TYPE_LED>;
		};
		s1.green@5 {
			type = <PCA9532_TYPE_LED>;
		};
	};

	pca9530: pca9530@61 {
		compatible = "nxp,pca9530";
		reg = <0x61>;

		tft-panel@0 {
			type = <PCA9532_TYPE_LED>;
			linux,default-trigger = "backlight";
			default-state = "on";
		};
	};

	mcp79400: mcp79400@6f {
		compatible = "microchip,mcp7940x";
		reg = <0x6f>;
	};
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;

	status = "okay";
	clock-frequency = <100000>;
};

&spi1 {
	pinctrl-names = "default";
	pinctrl-0 = <&spi1_pins>;
	ti,pindir-d0-out-d1-in;
	status = "okay";

	display-controller@0 {
		compatible = "orisetech,otm3225a";
		reg = <0>;
		spi-max-frequency = <1000000>;
		// SPI mode 3
		spi-cpol;
		spi-cpha;
		status = "okay";
	};
};

/*
 * Disable soc's rtc as we have no VBAT for it. This makes the board
 * rtc (Microchip MCP79400) the default rtc device 'rtc0'.
 */
&rtc {
	status = "disabled";
};

&lcdc {
	status = "okay";
};

&elm {
	status = "okay";
};

#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-name = "ldo_vrtc";
			regulator-always-on;
		};

		vio_reg: regulator@1 {
			regulator-name = "buck_vdd_ddr";
			regulator-always-on;
		};

		vdd1_reg: regulator@2 {
			/* VDD_MPU voltage limits */
			regulator-name = "buck_vdd_mpu";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1312500>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd2_reg: regulator@3 {
			/* VDD_CORE voltage limits */
			regulator-name = "buck_vdd_core";
			regulator-min-microvolt = <912500>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
			regulator-always-on;
		};

		vdd3_reg: regulator@4 {
			regulator-name = "boost_res";
			regulator-always-on;
		};

		vdig1_reg: regulator@5 {
			regulator-name = "ldo_vdig1";
			regulator-always-on;
		};

		vdig2_reg: regulator@6 {
			regulator-name = "ldo_vdig2";
			regulator-always-on;
		};

		vpll_reg: regulator@7 {
			regulator-name = "ldo_vpll";
			regulator-always-on;
		};

		vdac_reg: regulator@8 {
			regulator-name = "ldo_vdac";
			regulator-always-on;
		};

		vaux1_reg: regulator@9 {
			regulator-name = "ldo_vaux1";
			regulator-always-on;
		};

		vaux2_reg: regulator@10 {
			regulator-name = "ldo_vaux2";
			regulator-always-on;
		};

		vaux33_reg: regulator@11 {
			regulator-name = "ldo_vaux33";
			regulator-always-on;
		};

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

		vbb_reg: regulator@13 {
			regulator-name = "bat_vbb";
		};
	};
};

&mac {
	pinctrl-names = "default";
	pinctrl-0 = <&cpsw_default>;
	dual_emac;			/* no switch, two distinct MACs */
	status = "okay";
};

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

	ethphy0: ethernet-phy@0 {
		reg = <0>;
	};

	ethphy1: ethernet-phy@1 {
		reg = <1>;
	};
};

&cpsw_emac0 {
	phy-handle = <&ethphy0>;
	phy-mode = "mii";
	dual_emac_res_vlan = <1>;
};

&cpsw_emac1 {
	phy-handle = <&ethphy1>;
	phy-mode = "mii";
	dual_emac_res_vlan = <2>;
};

&tscadc {
	status = "okay";
	tsc {
		ti,wires = <4>;
		ti,x-plate-resistance = <200>;
		ti,coordinate-readouts = <5>;
		ti,wire-config = <0x01 0x10 0x22 0x33>;
		ti,charge-delay = <0x400>;
	};

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

&mmc1 {
	status = "okay";
	vmmc-supply = <&vmmc_reg>;
	bus-width = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	non-removable;
};

&mmc2 {
	status = "okay";
	vmmc-supply = <&vmmc_reg>;
	bus-width = <4>;
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_pins>;
	cd-gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
};

&sham {
	status = "okay";
};

&aes {
	status = "okay";
};

&dcan0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&dcan0_pins>;
};