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Commit e0ec2f39 authored by Marek Vasut's avatar Marek Vasut Committed by Shawn Guo
Browse files

ARM: dts: mxs: Add MSR M28CU3 board 



This board is based on the M28 SoM with custom baseboard. Supported
are LEDs, ethernet, PWM, LCD, SD slots.

Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent 80121372

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -159,6 +159,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \ 
	imx28-cfa10057.dtb \

	imx28-cfa10058.dtb \

	imx28-evk.dtb \

	imx28-m28cu3.dtb \

	imx28-m28evk.dtb \

	imx28-sps1.dtb \

	imx28-tx28.dtb

arch/arm/boot/dts/imx28-m28cu3.dts

0 → 100644
+266 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2013 Marek Vasut <marex@denx.de>

 *

 * The code contained herein is licensed under the GNU General Public

 * License. You may obtain a copy of the GNU General Public License

 * Version 2 or later at the following locations:

 *

 * http://www.opensource.org/licenses/gpl-license.html

 * http://www.gnu.org/copyleft/gpl.html

 */



/dts-v1/;

#include "imx28.dtsi"



/ {

	model = "MSR M28CU3";

	compatible = "msr,m28cu3", "fsl,imx28";



	memory {

		reg = <0x40000000 0x08000000>;

	};



	apb@80000000 {

		apbh@80000000 {

			gpmi-nand@8000c000 {

				#address-cells = <1>;

				#size-cells = <1>;

				pinctrl-names = "default";

				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;

				status = "okay";



				partition@0 {

					label = "gpmi-nfc-0-boot";

					reg = <0x00000000 0x01400000>;

					read-only;

				};



				partition@1 {

					label = "gpmi-nfc-general-use";

					reg = <0x01400000 0x0ec00000>;

				};

			};



			ssp0: ssp@80010000 {

				compatible = "fsl,imx28-mmc";

				pinctrl-names = "default";

				pinctrl-0 = <&mmc0_4bit_pins_a

					     &mmc0_cd_cfg

					     &mmc0_sck_cfg>;

				bus-width = <4>;

				vmmc-supply = <&reg_vddio_sd0>;

				status = "okay";

			};



			ssp2: ssp@80014000 {

				compatible = "fsl,imx28-mmc";

				pinctrl-names = "default";

				pinctrl-0 = <&mmc2_4bit_pins_a

					     &mmc2_cd_cfg

					     &mmc2_sck_cfg>;

				bus-width = <4>;

				vmmc-supply = <&reg_vddio_sd1>;

				status = "okay";

			};



			pinctrl@80018000 {

				pinctrl-names = "default";

				pinctrl-0 = <&hog_pins_a>;



				hog_pins_a: hog@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						MX28_PAD_SSP2_SS0__GPIO_2_19

						MX28_PAD_PWM4__GPIO_3_29

						MX28_PAD_AUART2_RX__GPIO_3_8

						MX28_PAD_ENET0_RX_CLK__GPIO_4_13

					>;

					fsl,drive-strength = <MXS_DRIVE_4mA>;

					fsl,voltage = <MXS_VOLTAGE_HIGH>;

					fsl,pull-up = <MXS_PULL_DISABLE>;

				};



				lcdif_pins_m28: lcdif-m28@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						MX28_PAD_LCD_VSYNC__LCD_VSYNC

						MX28_PAD_LCD_HSYNC__LCD_HSYNC

						MX28_PAD_LCD_DOTCLK__LCD_DOTCLK

						MX28_PAD_LCD_RESET__LCD_RESET

						MX28_PAD_LCD_CS__LCD_ENABLE

						MX28_PAD_AUART1_TX__GPIO_3_5

					>;

					fsl,drive-strength = <MXS_DRIVE_4mA>;

					fsl,voltage = <MXS_VOLTAGE_HIGH>;

					fsl,pull-up = <MXS_PULL_DISABLE>;

				};



				led_pins_gpio: leds-m28@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						MX28_PAD_SSP3_MISO__GPIO_2_26

						MX28_PAD_SSP3_SCK__GPIO_2_24

					>;

					fsl,drive-strength = <MXS_DRIVE_4mA>;

					fsl,voltage = <MXS_VOLTAGE_HIGH>;

					fsl,pull-up = <MXS_PULL_DISABLE>;

				};

			};



			ocotp@8002c000 {

				status = "okay";

			};



			lcdif@80030000 {

				pinctrl-names = "default";

				pinctrl-0 = <&lcdif_24bit_pins_a

					     &lcdif_pins_m28>;

				display = <&display>;

				reset-active-high;

				status = "okay";



				display: display0 {

					bits-per-pixel = <32>;

					bus-width = <24>;



					display-timings {

						native-mode = <&timing0>;

						timing0: timing0 {

							clock-frequency = <6410256>;

							hactive = <320>;

							vactive = <240>;

							hback-porch = <38>;

							hfront-porch = <20>;

							vback-porch = <15>;

							vfront-porch = <5>;

							hsync-len = <30>;

							vsync-len = <3>;

							hsync-active = <0>;

							vsync-active = <0>;

							de-active = <1>;

							pixelclk-active = <1>;

						};

					};

				};

			};

		};



		apbx@80040000 {

			duart: serial@80074000 {

				pinctrl-names = "default";

				pinctrl-0 = <&duart_pins_b>;

				status = "okay";

			};



			usbphy1: usbphy@8007e000 {

				status = "okay";

			};



			auart0: serial@8006a000 {

				pinctrl-names = "default";

				pinctrl-0 = <&auart0_2pins_a>;

				status = "okay";

			};



			auart3: serial@80070000 {

				pinctrl-names = "default";

				pinctrl-0 = <&auart3_2pins_b>;

				status = "okay";

			};



			pwm: pwm@80064000 {

				pinctrl-names = "default";

				pinctrl-0 = <&pwm3_pins_a>;

				status = "okay";

			};

		};

	};



	ahb@80080000 {

		usb1: usb@80090000 {

			vbus-supply = <&reg_usb1_vbus>;

			pinctrl-names = "default";

			pinctrl-0 = <&usbphy1_pins_a>;

			disable-over-current;

			status = "okay";

		};



		mac0: ethernet@800f0000 {

			phy-mode = "rmii";

			pinctrl-names = "default";

			pinctrl-0 = <&mac0_pins_a>;

			phy-reset-gpios = <&gpio4 13 0>;

			phy-reset-duration = <100>;

			status = "okay";

		};



		mac1: ethernet@800f4000 {

			phy-mode = "rmii";

			pinctrl-names = "default";

			pinctrl-0 = <&mac1_pins_a>;

			status = "okay";

		};

	};



	backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm 3 5000000>;

		brightness-levels = <0 4 8 16 32 64 128 255>;

		default-brightness-level = <6>;

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";

		pinctrl-0 = <&led_pins_gpio>;



		user1 {

			label = "sd0-led";

			gpios = <&gpio2 26 0>;

			linux,default-trigger = "mmc0";

		};



		user2 {

			label = "sd1-led";

			gpios = <&gpio2 24 0>;

			linux,default-trigger = "mmc2";

		};

	};



	regulators {

		compatible = "simple-bus";



		reg_3p3v: 3p3v {

			compatible = "regulator-fixed";

			regulator-name = "3P3V";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;

		};



		reg_vddio_sd0: vddio-sd0 {

			compatible = "regulator-fixed";

			regulator-name = "vddio-sd0";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			gpio = <&gpio3 29 0>;

		};



		reg_vddio_sd1: vddio-sd1 {

			compatible = "regulator-fixed";

			regulator-name = "vddio-sd1";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			gpio = <&gpio2 19 0>;

		};



		reg_usb1_vbus: usb1_vbus {

			compatible = "regulator-fixed";

			regulator-name = "usb1_vbus";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			gpio = <&gpio3 8 0>;

			enable-active-high;

		};

	};

};

arch/arm/mach-mxs/mach-mxs.c

+7 −0
Original line number Diff line number Diff line
@@ -332,6 +332,11 @@ static void __init crystalfontz_init(void) 
	update_fec_mac_prop(OUI_CRYSTALFONTZ);

}



static void __init m28cu3_init(void)

{

	update_fec_mac_prop(OUI_DENX);

}



static const char __init *mxs_get_soc_id(void)

{

	struct device_node *np;
@@ -459,6 +464,8 @@ static void __init mxs_machine_init(void) 
		apx4devkit_init();

	else if (of_machine_is_compatible("crystalfontz,cfa10036"))

		crystalfontz_init();

	else if (of_machine_is_compatible("msr,m28cu3"))

		m28cu3_init();



	of_platform_populate(NULL, of_default_bus_match_table,

			     NULL, parent);