~sircmpwn/linux

linux/arch/arm/boot/dts/am335x-chiliboard.dts -rw-r--r-- 4.8 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/
 * Author: Rostislav Lisovy <lisovy@jablotron.cz>
 */
/dts-v1/;
#include "am335x-chilisom.dtsi"

/ {
	model = "AM335x Chiliboard";
	compatible = "grinn,am335x-chiliboard", "grinn,am335x-chilisom",
		     "ti,am33xx";

	chosen {
		stdout-path = &uart0;
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_gpio_pins>;

		led0 {
			label = "led0";
			gpios = <&gpio3 7 GPIO_ACTIVE_LOW>;
			default-state = "keep";
			linux,default-trigger = "heartbeat";
		};

		led1 {
			label = "led1";
			gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
			default-state = "keep";
		};
	};
};

&am33xx_pinmux {
	uart0_pins: pinmux_uart0_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
		>;
	};

	cpsw_default: cpsw_default {
		pinctrl-single,pins = <
			/* Slave 1 */
			AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE1)
			AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0)
		>;
	};

	cpsw_sleep: cpsw_sleep {
		pinctrl-single,pins = <
			/* Slave 1 reset value */
			AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
		>;
	};

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

	davinci_mdio_sleep: davinci_mdio_sleep {
		pinctrl-single,pins = <
			/* MDIO reset value */
			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
		>;
	};

	usb1_drvvbus: usb1_drvvbus {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_USB1_DRVVBUS, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
		>;
	};

	sd_pins: pinmux_sd_card {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */
		>;
	};

	led_gpio_pins: led_gpio_pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_EMU0, PIN_OUTPUT, MUX_MODE7) /* emu0.gpio3_7 */
			AM33XX_PADCONF(AM335X_PIN_EMU1, PIN_OUTPUT, MUX_MODE7) /* emu1.gpio3_8 */
		>;
	};
};

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

	status = "okay";
};

&ldo4_reg {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
};

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

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

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

&cpsw_emac0 {
	phy-handle = <&ethphy0>;
	phy-mode = "rmii";
};

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

&usb_ctrl_mod {
	status = "okay";
};

&usb1_phy {
	status = "okay";
};

&usb1 {
	pinctrl-names = "default";
	pinctrl-0 = <&usb1_drvvbus>;

	status = "okay";
	dr_mode = "host";
};

&cppi41dma  {
	status = "okay";
};

/* microSD */
&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&sd_pins>;
	vmmc-supply = <&ldo4_reg>;
	bus-width = <0x4>;
	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&tps {
	interrupt-parent = <&intc>;
	interrupts = <7>; /* NNMI */

	charger {
		status = "okay";
	};

	pwrbutton {
		status = "okay";
	};
};