Commit 6cab180d authored by Heiko Schocher's avatar Heiko Schocher Committed by Tony Lindgren
Browse files

arm, am335x: add support for the bosch shc board 



add support for the am335x based shc board.

UART: 0-2 and 4
DRAM: 512 MiB
MMC:  OMAP SD/MMC: 0 @ 26 MHz
      OMAP SD/MMC: 1 @ 26 MHz
I2C:  at24 eeprom, pcf8563
USB:  USB1 (host)

Signed-off-by: default avatarHeiko Schocher <hs@denx.de>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 258511e1

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -466,6 +466,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \ 
	am335x-lxm.dtb \

	am335x-nano.dtb \

	am335x-pepper.dtb \

	am335x-shc.dtb \

	am335x-sl50.dtb \

	am335x-wega-rdk.dtb

dtb-$(CONFIG_ARCH_OMAP4) += \

arch/arm/boot/dts/am335x-shc.dts

0 → 100644
+577 −0
Original line number Diff line number Diff line 
/*

 * support for the bosch am335x based shc c3 board

 *

 * Copyright, C) 2015 Heiko Schocher <hs@denx.de>

 *

 * 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 "am33xx.dtsi"

#include <dt-bindings/input/input.h>



/ {

	model = "Bosch SHC";

	compatible = "ti,am335x-shc", "ti,am335x-bone", "ti,am33xx";



	aliases {

		mmcblk0 = &mmc1;

		mmcblk1 = &mmc2;

	};



	cpus {

		cpu@0 {

			/*

			 * To consider voltage drop between PMIC and SoC,

			 * tolerance value is reduced to 2% from 4% and

			 * voltage value is increased as a precaution.

			 */

			operating-points = <

				/* kHz    uV */

				594000  1225000

				294000  1125000

			>;

			voltage-tolerance = <2>; /* 2 percentage */

			cpu0-supply = <&dcdc2_reg>;

		};

	};



	gpio_keys {

		compatible = "gpio-keys";



		back_button {

			label = "Back Button";

			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;

			linux,code = <KEY_BACK>;

			debounce-interval = <1000>;

			gpio-key,wakeup;

		};



		front_button {

			label = "Front Button";

			gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;

			linux,code = <KEY_FRONT>;

			debounce-interval = <1000>;

			gpio-key,wakeup;

		};

	};



	leds {

		pinctrl-names = "default";

		pinctrl-0 = <&user_leds_s0>;



		compatible = "gpio-leds";



		led@1 {

			label = "shc:power:red";

			gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};



		led@2 {

			label = "shc:power:bl";

			gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;

			linux,default-trigger = "timer";

			default-state = "on";

		};



		led@3 {

			label = "shc:lan:red";

			gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};



		led@4 {

			label = "shc:lan:bl";

			gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};



		led@5 {

			label = "shc:cloud:red";

			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};



		led@6 {

			label = "shc:cloud:bl";

			gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};

	};



	memory {

		device_type = "memory";

		reg = <0x80000000 0x20000000>; /* 512 MB */

	};



	vmmcsd_fixed: fixedregulator@0 {

		compatible = "regulator-fixed";

		regulator-name = "vmmcsd_fixed";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

	};

};



&aes {

	status = "okay";

};



&cppi41dma  {

	status = "okay";

};



&davinci_mdio {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&davinci_mdio_default>;

	pinctrl-1 = <&davinci_mdio_sleep>;

	status = "okay";



	ethernetphy0: ethernet-phy@0 {

		reg = <0>;

		smsc,disable-energy-detect;

	};

};



&epwmss1 {

	status = "okay";



	ehrpwm1: ehrpwm@48302200 {

		pinctrl-names = "default";

		pinctrl-0 = <&ehrpwm1_pins>;

		status = "okay";

	};

};



&gpio1 {

	hmtc_rst {

		gpio-hog;

		gpios = <24 GPIO_ACTIVE_LOW>;

		output-high;

		line-name = "homematic_reset";

	};



	hmtc_prog {

		gpio-hog;

		gpios = <27 GPIO_ACTIVE_LOW>;

		output-high;

		line-name = "homematic_program";

	};

};



&gpio3 {

	zgb_rst {

		gpio-hog;

		gpios = <18 GPIO_ACTIVE_LOW>;

		output-low;

		line-name = "zigbee_reset";

	};



	zgb_boot {

		gpio-hog;

		gpios = <19 GPIO_ACTIVE_HIGH>;

		output-high;

		line-name = "zigbee_boot";

	};

};



&i2c0 {

	pinctrl-names = "default";

	pinctrl-0 = <&i2c0_pins>;

	status = "okay";

	clock-frequency = <400000>;



	tps: tps@24 {

		reg = <0x24>;

	};



	at24@50 {

		compatible = "at24,24c32";

		pagesize = <32>;

		reg = <0x50>;

	};



	pcf8563@51 {

		compatible = "nxp,pcf8563";

		reg = <0x51>;

	};

};



&mac {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&cpsw_default>;

	pinctrl-1 = <&cpsw_sleep>;

	status = "okay";

	slaves = <1>;

	cpsw_emac0: slave@4a100200  {

		phy_id = <&davinci_mdio>, <0>;

		phy-mode = "mii";

		phy-handle = <&ethernetphy0>;

	};

};



&mmc1 {

	pinctrl-names = "default";

	pinctrl-0 = <&mmc1_pins>;

	bus-width = <0x4>;

	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;

	cd-inverted;

	max-frequency = <26000000>;

	vmmc-supply = <&vmmcsd_fixed>;

	status = "okay";

};



&mmc2 {

	pinctrl-names = "default";

	pinctrl-0 = <&emmc_pins>;

	bus-width = <8>;

	max-frequency = <26000000>;

	sd-uhs-sdr25;

	vmmc-supply = <&vmmcsd_fixed>;

	status = "okay";

};



&mmc3 {

	pinctrl-names = "default";

	pinctrl-0 = <&mmc3_pins>;

	bus-width = <4>;

	cap-power-off-card;

	max-frequency = <26000000>;

	sd-uhs-sdr25;

	vmmc-supply = <&vmmcsd_fixed>;

	status = "okay";

};



&rtc {

	ti,no-init;

};



&sham {

	status = "okay";

};



&tps {

	compatible = "ti,tps65217";

	ti,pmic-shutdown-controller;



	regulators {

		#address-cells = <1>;

		#size-cells = <0>;



		dcdc1_reg: regulator@0 {

			reg = <0>;

			regulator-name = "vdds_dpr";

			regulator-compatible = "dcdc1";

			regulator-min-microvolt = <1300000>;

			regulator-max-microvolt = <1450000>;

			regulator-boot-on;

			regulator-always-on;

		};



		dcdc2_reg: regulator@1 {

			reg = <1>;

			/*

			 * VDD_MPU voltage limits 0.95V - 1.26V with

			 * +/-4% tolerance

			 */

			regulator-compatible = "dcdc2";

			regulator-name = "vdd_mpu";

			regulator-min-microvolt = <925000>;

			regulator-max-microvolt = <1375000>;

			regulator-boot-on;

			regulator-always-on;

			regulator-ramp-delay = <70000>;

		};



		dcdc3_reg: regulator@2 {

			reg = <2>;

			/*

			 * VDD_CORE voltage limits 0.95V - 1.1V with

			 * +/-4% tolerance

			 */

			regulator-name = "vdd_core";

			regulator-compatible = "dcdc3";

			regulator-min-microvolt = <925000>;

			regulator-max-microvolt = <1125000>;

			regulator-boot-on;

			regulator-always-on;

		};



		ldo1_reg: regulator@3 {

			reg = <3>;

			regulator-name = "vio,vrtc,vdds";

			regulator-compatible = "ldo1";

			regulator-min-microvolt = <1000000>;

			regulator-max-microvolt = <1800000>;

			regulator-always-on;

		};



		ldo2_reg: regulator@4 {

			reg = <4>;

			regulator-name = "vdd_3v3aux";

			regulator-compatible = "ldo2";

			regulator-min-microvolt = <900000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;

		};



		ldo3_reg: regulator@5 {

			reg = <5>;

			regulator-name = "vdd_1v8";

			regulator-compatible = "ldo3";

			regulator-min-microvolt = <900000>;

			regulator-max-microvolt = <1800000>;

			regulator-always-on;

		};



		ldo4_reg: regulator@6 {

			reg = <6>;

			regulator-name = "vdd_3v3a";

			regulator-compatible = "ldo4";

			regulator-min-microvolt = <1800000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;

		};

	};

};



&uart0 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart0_pins>;

	status = "okay";

};



&uart1 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart1_pins>;

	status = "okay";

};



&uart2 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart2_pins>;

	status = "okay";

};



&uart4 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart4_pins>;

	status = "okay";

};



&usb {

	status = "okay";

};



&usb_ctrl_mod {

	status = "okay";

};



&usb1_phy {

	status = "okay";

};



&usb1 {

	status = "okay";

	dr_mode = "host";

};



&am33xx_pinmux {

	pinctrl-names = "default";

	pinctrl-0 = <&clkout2_pin>;



	clkout2_pin: pinmux_clkout2_pin {

		pinctrl-single,pins = <

			/* xdma_event_intr1.clkout2 */

			AM33XX_IOPAD(0x9b4, PIN_INPUT | MUX_MODE6)

		>;

	};



	cpsw_default: cpsw_default {

		pinctrl-single,pins = <

			/* Slave 1 */

			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE0)

			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE0)

		>;

	};



	cpsw_sleep: cpsw_sleep {

		pinctrl-single,pins = <

			/* Slave 1 reset value */

			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)

		>;

	};



	davinci_mdio_default: davinci_mdio_default {

		pinctrl-single,pins = <

			/* mdio_data.mdio_data */

			AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)

			/* mdio_clk.mdio_clk */

			AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)

		>;

	};



	davinci_mdio_sleep: davinci_mdio_sleep {

		pinctrl-single,pins = <

			/* MDIO reset value */

			AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)

		>;

	};



	ehrpwm1_pins: pinmux_ehrpwm1 {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x84c, PIN_OUTPUT | MUX_MODE6) /* gpmc_a3.gpio1_19 */

		>;

	};



	emmc_pins: pinmux_emmc_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x880, PIN_INPUT | MUX_MODE2)

			AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)

			AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)

			AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)

		>;

	};



	i2c0_pins: pinmux_i2c0_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0)

			AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0)

		>;

	};



	mmc1_pins: pinmux_mmc1_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE5)

		>;

	};



	mmc3_pins: pinmux_mmc3_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x830, PIN_INPUT | MUX_MODE3)

			AM33XX_IOPAD(0x834, PIN_INPUT | MUX_MODE3)

			AM33XX_IOPAD(0x838, PIN_INPUT | MUX_MODE3)

			AM33XX_IOPAD(0x83c, PIN_INPUT | MUX_MODE3)

			AM33XX_IOPAD(0x888, PIN_INPUT | MUX_MODE3)

			AM33XX_IOPAD(0x88c, PIN_INPUT | MUX_MODE3)

		>;

	};



	uart0_pins: pinmux_uart0_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x968, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x96c, PIN_OUTPUT | MUX_MODE0)

			AM33XX_IOPAD(0x970, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x974, PIN_OUTPUT | MUX_MODE0)

		>;

	};



	uart1_pins: pinmux_uart1 {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x978, PIN_INPUT_PULLDOWN | MUX_MODE0)

			AM33XX_IOPAD(0x97C, PIN_OUTPUT | MUX_MODE0)

			AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE0)

			AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0)

		>;

	};



	uart2_pins: pinmux_uart2_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1)

			AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1)

		>;

	};



	uart4_pins: pinmux_uart4_pins {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6)

			AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE6)

		>;

	};



	user_leds_s0: user_leds_s0 {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x820, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x824, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x82c, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x840, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x844, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x848, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x85c, PIN_OUTPUT_PULLUP | MUX_MODE7)

			AM33XX_IOPAD(0x860, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x864, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x868, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x86c, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x878, PIN_OUTPUT_PULLUP | MUX_MODE7)

			AM33XX_IOPAD(0x87c, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x894, PIN_INPUT | MUX_MODE7)

			AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x8ec, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x958, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x95c, PIN_OUTPUT | MUX_MODE7)

			AM33XX_IOPAD(0x964, PIN_OUTPUT_PULLUP | MUX_MODE7)

			AM33XX_IOPAD(0x9a0, PIN_OUTPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x9a8, PIN_INPUT_PULLDOWN | MUX_MODE7)

			AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLUP | MUX_MODE7)

		>;

	};

};