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Commit 8fa62e11 authored by Marek Vasut's avatar Marek Vasut Committed by Shawn Guo
Browse files

ARM: mxs: convert m28evk board to device tree 



Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent 3dba2596

arch/arm/boot/dts/imx28.dtsi

+11 −0
Original line number Diff line number Diff line
@@ -232,6 +232,17 @@ 
					fsl,pull-up = <0>;

				};



				auart0_2pins_a: auart0-2pins@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						0x3000 /* MX28_PAD_AUART0_RX__AUART0_RX */

						0x3010 /* MX28_PAD_AUART0_TX__AUART0_TX */

					>;

					fsl,drive-strength = <0>;

					fsl,voltage = <1>;

					fsl,pull-up = <0>;

				};



				auart3_pins_a: auart3@0 {

					reg = <0>;

					fsl,pinmux-ids = <

arch/arm/boot/dts/m28evk.dts

0 → 100644
+210 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2012 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 = "DENX M28EVK";

	compatible = "denx,m28evk", "fsl,imx28";



	memory {

		reg = <0x40000000 0x08000000>;

	};



	apb@80000000 {

		apbh@80000000 {

			gpmi-nand@8000c000 {

				pinctrl-names = "default";

				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;

				status = "okay";



				partition@0 {

					label = "bootloader";

					reg = <0x00000000 0x00300000>;

					read-only;

				};



				partition@1 {

					label = "environment";

					reg = <0x00300000 0x00080000>;

				};



				partition@2 {

					label = "redundant-environment";

					reg = <0x00380000 0x00080000>;

				};



				partition@3 {

					label = "kernel";

					reg = <0x00400000 0x00400000>;

				};



				partition@4 {

					label = "filesystem";

					reg = <0x00800000 0x0f800000>;

				};

			};



			ssp0: ssp@80010000 {

				compatible = "fsl,imx28-mmc";

				pinctrl-names = "default";

				pinctrl-0 = <&mmc0_8bit_pins_a

					     &mmc0_cd_cfg

					     &mmc0_sck_cfg>;

				bus-width = <8>;

				wp-gpios = <&gpio3 10 1>;

				status = "okay";

			};



			pinctrl@80018000 {

				pinctrl-names = "default";

				pinctrl-0 = <&hog_pins_a>;



				hog_pins_a: hog-gpios@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						0x30a3 /* MX28_PAD_AUART2_CTS__GPIO_3_10 */

						0x30b3 /* MX28_PAD_AUART2_RTS__GPIO_3_11 */

					>;

					fsl,drive-strength = <0>;

					fsl,voltage = <1>;

					fsl,pull-up = <0>;

				};



				lcdif_pins_m28: lcdif-m28@0 {

					reg = <0>;

					fsl,pinmux-ids = <

						0x11e0 /* MX28_PAD_LCD_DOTCLK__LCD_DOTCLK */

						0x11f0 /* MX28_PAD_LCD_ENABLE__LCD_ENABLE */

					>;

					fsl,drive-strength = <0>;

					fsl,voltage = <1>;

					fsl,pull-up = <0>;

				};

			};



			lcdif@80030000 {

				pinctrl-names = "default";

				pinctrl-0 = <&lcdif_24bit_pins_a

					     &lcdif_pins_m28>;

				status = "okay";

			};



			can0: can@80032000 {

				pinctrl-names = "default";

				pinctrl-0 = <&can0_pins_a>;

				status = "okay";

			};



			can1: can@80034000 {

				pinctrl-names = "default";

				pinctrl-0 = <&can1_pins_a>;

				status = "okay";

			};

		};



		apbx@80040000 {

			saif0: saif@80042000 {

				pinctrl-names = "default";

				pinctrl-0 = <&saif0_pins_a>;

				status = "okay";

			};



			saif1: saif@80046000 {

				pinctrl-names = "default";

				pinctrl-0 = <&saif1_pins_a>;

				fsl,saif-master = <&saif0>;

				status = "okay";

			};



			i2c0: i2c@80058000 {

				pinctrl-names = "default";

				pinctrl-0 = <&i2c0_pins_a>;

				status = "okay";



				sgtl5000: codec@0a {

					compatible = "fsl,sgtl5000";

					reg = <0x0a>;

					VDDA-supply = <&reg_3p3v>;

					VDDIO-supply = <&reg_3p3v>;



				};



				eeprom: eeprom@51 {

					compatible = "atmel,24c128";

					reg = <0x51>;

					pagesize = <32>;

				};



				rtc: rtc@68 {

					compatible = "stm,mt41t62";

					reg = <0x68>;

				};

			};



			duart: serial@80074000 {

				pinctrl-names = "default";

				pinctrl-0 = <&duart_pins_a>;

				status = "okay";

			};



			auart0: serial@8006a000 {

				pinctrl-names = "default";

				pinctrl-0 = <&auart0_2pins_a>;

				status = "okay";

			};



			auart3: serial@80070000 {

				pinctrl-names = "default";

				pinctrl-0 = <&auart3_pins_a>;

				status = "okay";

			};

		};

	};



	ahb@80080000 {

		mac0: ethernet@800f0000 {

			phy-mode = "rmii";

			pinctrl-names = "default";

			pinctrl-0 = <&mac0_pins_a>;

			phy-reset-gpios = <&gpio3 11 0>;

			status = "okay";

		};



		mac1: ethernet@800f4000 {

			phy-mode = "rmii";

			pinctrl-names = "default";

			pinctrl-0 = <&mac1_pins_a>;

			status = "okay";

		};

	};



	regulators {

		compatible = "simple-bus";



		reg_3p3v: 3p3v {

			compatible = "regulator-fixed";

			regulator-name = "3P3V";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;

		};

	};



	sound {

		compatible = "denx,m28evk-sgtl5000",

			     "fsl,mxs-audio-sgtl5000";

		model = "m28evk-sgtl5000";

		saif-controllers = <&saif0 &saif1>;

		audio-codec = <&sgtl5000>;

	};

};

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

+37 −4
Original line number Diff line number Diff line
@@ -59,6 +59,23 @@ static struct fb_videomode mx28evk_video_modes[] = { 
	},

};



static struct fb_videomode m28evk_video_modes[] = {

	{

		.name		= "Ampire AM-800480R2TMQW-T01H",

		.refresh	= 60,

		.xres		= 800,

		.yres		= 480,

		.pixclock	= 30066, /* picosecond (33.26 MHz) */

		.left_margin	= 0,

		.right_margin	= 256,

		.upper_margin	= 0,

		.lower_margin	= 45,

		.hsync_len	= 1,

		.vsync_len	= 1,

		.sync		= FB_SYNC_DATA_ENABLE_HIGH_ACT,

	},

};



static struct mxsfb_platform_data mxsfb_pdata __initdata;



static struct of_dev_auxdata mxs_auxdata_lookup[] __initdata = {
@@ -186,15 +203,17 @@ static void __init imx23_evk_init(void) 
	mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;

}



static void __init imx28_evk_init(void)

static inline void enable_clk_enet_out(void)

{

	struct clk *clk;

	struct clk *clk = clk_get_sys("enet_out", NULL);



	/* Enable fec phy clock */

	clk = clk_get_sys("enet_out", NULL);

	if (!IS_ERR(clk))

		clk_prepare_enable(clk);

}



static void __init imx28_evk_init(void)

{

	enable_clk_enet_out();

	update_fec_mac_prop(OUI_FSL);



	mxsfb_pdata.mode_list = mx28evk_video_modes;
@@ -203,12 +222,25 @@ static void __init imx28_evk_init(void) 
	mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;

}



static void __init m28evk_init(void)

{

	enable_clk_enet_out();

	update_fec_mac_prop(OUI_DENX);



	mxsfb_pdata.mode_list = m28evk_video_modes;

	mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes);

	mxsfb_pdata.default_bpp = 16;

	mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT;

}



static void __init mxs_machine_init(void)

{

	if (of_machine_is_compatible("fsl,imx28-evk"))

		imx28_evk_init();

	else if (of_machine_is_compatible("fsl,imx23-evk"))

		imx23_evk_init();

	else if (of_machine_is_compatible("denx,m28evk"))

		m28evk_init();



	of_platform_populate(NULL, of_default_bus_match_table,

			     mxs_auxdata_lookup, NULL);
@@ -223,6 +255,7 @@ static const char *imx23_dt_compat[] __initdata = { 


static const char *imx28_dt_compat[] __initdata = {

	"crystalfontz,cfa10036",

	"denx,m28evk",

	"fsl,imx28-evk",

	"fsl,imx28",

	NULL,