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ARM: mxs: convert m28evk board to device tree
Signed-off-by: Marek Vasut <marex@denx.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Marek Vasut
Shawn Guo
parent
3dba259673
commit
8fa62e1128
@ -232,6 +232,17 @@
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fsl,pull-up = <0>;
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};
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auart0_2pins_a: auart0-2pins@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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0x3000 /* MX28_PAD_AUART0_RX__AUART0_RX */
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0x3010 /* MX28_PAD_AUART0_TX__AUART0_TX */
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>;
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fsl,drive-strength = <0>;
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fsl,voltage = <1>;
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fsl,pull-up = <0>;
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};
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auart3_pins_a: auart3@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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210
arch/arm/boot/dts/m28evk.dts
Normal file
210
arch/arm/boot/dts/m28evk.dts
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@ -0,0 +1,210 @@
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/*
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* Copyright (C) 2012 Marek Vasut <marex@denx.de>
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/dts-v1/;
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/include/ "imx28.dtsi"
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/ {
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model = "DENX M28EVK";
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compatible = "denx,m28evk", "fsl,imx28";
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memory {
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reg = <0x40000000 0x08000000>;
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};
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apb@80000000 {
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apbh@80000000 {
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gpmi-nand@8000c000 {
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pinctrl-names = "default";
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pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
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status = "okay";
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partition@0 {
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label = "bootloader";
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reg = <0x00000000 0x00300000>;
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read-only;
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};
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partition@1 {
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label = "environment";
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reg = <0x00300000 0x00080000>;
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};
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partition@2 {
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label = "redundant-environment";
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reg = <0x00380000 0x00080000>;
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};
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partition@3 {
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label = "kernel";
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reg = <0x00400000 0x00400000>;
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};
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partition@4 {
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label = "filesystem";
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reg = <0x00800000 0x0f800000>;
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};
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};
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ssp0: ssp@80010000 {
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compatible = "fsl,imx28-mmc";
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_8bit_pins_a
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&mmc0_cd_cfg
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&mmc0_sck_cfg>;
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bus-width = <8>;
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wp-gpios = <&gpio3 10 1>;
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status = "okay";
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};
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pinctrl@80018000 {
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pinctrl-names = "default";
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pinctrl-0 = <&hog_pins_a>;
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hog_pins_a: hog-gpios@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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0x30a3 /* MX28_PAD_AUART2_CTS__GPIO_3_10 */
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0x30b3 /* MX28_PAD_AUART2_RTS__GPIO_3_11 */
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>;
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fsl,drive-strength = <0>;
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fsl,voltage = <1>;
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fsl,pull-up = <0>;
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};
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lcdif_pins_m28: lcdif-m28@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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0x11e0 /* MX28_PAD_LCD_DOTCLK__LCD_DOTCLK */
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0x11f0 /* MX28_PAD_LCD_ENABLE__LCD_ENABLE */
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>;
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fsl,drive-strength = <0>;
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fsl,voltage = <1>;
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fsl,pull-up = <0>;
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};
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};
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lcdif@80030000 {
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pinctrl-names = "default";
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pinctrl-0 = <&lcdif_24bit_pins_a
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&lcdif_pins_m28>;
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status = "okay";
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};
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can0: can@80032000 {
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pinctrl-names = "default";
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pinctrl-0 = <&can0_pins_a>;
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status = "okay";
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};
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can1: can@80034000 {
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pinctrl-names = "default";
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pinctrl-0 = <&can1_pins_a>;
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status = "okay";
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};
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};
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apbx@80040000 {
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saif0: saif@80042000 {
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pinctrl-names = "default";
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pinctrl-0 = <&saif0_pins_a>;
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status = "okay";
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};
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saif1: saif@80046000 {
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pinctrl-names = "default";
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pinctrl-0 = <&saif1_pins_a>;
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fsl,saif-master = <&saif0>;
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status = "okay";
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};
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i2c0: i2c@80058000 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_a>;
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status = "okay";
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sgtl5000: codec@0a {
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compatible = "fsl,sgtl5000";
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reg = <0x0a>;
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VDDA-supply = <®_3p3v>;
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VDDIO-supply = <®_3p3v>;
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};
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eeprom: eeprom@51 {
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compatible = "atmel,24c128";
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reg = <0x51>;
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pagesize = <32>;
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};
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rtc: rtc@68 {
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compatible = "stm,mt41t62";
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reg = <0x68>;
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};
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};
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duart: serial@80074000 {
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pinctrl-names = "default";
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pinctrl-0 = <&duart_pins_a>;
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status = "okay";
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};
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auart0: serial@8006a000 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart0_2pins_a>;
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status = "okay";
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};
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auart3: serial@80070000 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart3_pins_a>;
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status = "okay";
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};
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};
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};
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ahb@80080000 {
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mac0: ethernet@800f0000 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac0_pins_a>;
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phy-reset-gpios = <&gpio3 11 0>;
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status = "okay";
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};
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mac1: ethernet@800f4000 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac1_pins_a>;
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status = "okay";
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};
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};
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regulators {
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compatible = "simple-bus";
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reg_3p3v: 3p3v {
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compatible = "regulator-fixed";
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regulator-name = "3P3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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};
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sound {
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compatible = "denx,m28evk-sgtl5000",
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"fsl,mxs-audio-sgtl5000";
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model = "m28evk-sgtl5000";
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saif-controllers = <&saif0 &saif1>;
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audio-codec = <&sgtl5000>;
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};
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};
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@ -59,6 +59,23 @@ static struct fb_videomode mx28evk_video_modes[] = {
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},
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};
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static struct fb_videomode m28evk_video_modes[] = {
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{
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.name = "Ampire AM-800480R2TMQW-T01H",
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.refresh = 60,
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.xres = 800,
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.yres = 480,
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.pixclock = 30066, /* picosecond (33.26 MHz) */
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.left_margin = 0,
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.right_margin = 256,
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.upper_margin = 0,
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.lower_margin = 45,
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.hsync_len = 1,
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.vsync_len = 1,
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.sync = FB_SYNC_DATA_ENABLE_HIGH_ACT,
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},
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};
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static struct mxsfb_platform_data mxsfb_pdata __initdata;
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static struct of_dev_auxdata mxs_auxdata_lookup[] __initdata = {
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@ -186,15 +203,17 @@ static void __init imx23_evk_init(void)
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mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;
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}
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static void __init imx28_evk_init(void)
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static inline void enable_clk_enet_out(void)
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{
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struct clk *clk;
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struct clk *clk = clk_get_sys("enet_out", NULL);
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/* Enable fec phy clock */
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clk = clk_get_sys("enet_out", NULL);
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if (!IS_ERR(clk))
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clk_prepare_enable(clk);
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}
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static void __init imx28_evk_init(void)
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{
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enable_clk_enet_out();
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update_fec_mac_prop(OUI_FSL);
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mxsfb_pdata.mode_list = mx28evk_video_modes;
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@ -203,12 +222,25 @@ static void __init imx28_evk_init(void)
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mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;
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}
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static void __init m28evk_init(void)
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{
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enable_clk_enet_out();
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update_fec_mac_prop(OUI_DENX);
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mxsfb_pdata.mode_list = m28evk_video_modes;
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mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes);
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mxsfb_pdata.default_bpp = 16;
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mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT;
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}
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static void __init mxs_machine_init(void)
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{
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if (of_machine_is_compatible("fsl,imx28-evk"))
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imx28_evk_init();
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else if (of_machine_is_compatible("fsl,imx23-evk"))
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imx23_evk_init();
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else if (of_machine_is_compatible("denx,m28evk"))
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m28evk_init();
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of_platform_populate(NULL, of_default_bus_match_table,
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mxs_auxdata_lookup, NULL);
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@ -223,6 +255,7 @@ static const char *imx23_dt_compat[] __initdata = {
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static const char *imx28_dt_compat[] __initdata = {
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"crystalfontz,cfa10036",
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"denx,m28evk",
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"fsl,imx28-evk",
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"fsl,imx28",
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NULL,
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