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ARM: mxs: convert tx28 board to device tree

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FEC support is missing because we need to find a proper way to rewrite
tx28_add_fec0 for device tree boot.

Cc: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Shawn Guo 2012-07-09 12:34:35 +08:00
parent 3143bbb42b
commit e1a4d18f6c
3 changed files with 134 additions and 0 deletions
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36
arch/arm/boot/dts/imx28.dtsi
View File

@ -186,6 +186,19 @@
fsl,pull-up = <0>;
};
duart_4pins_a: duart-4pins@0 {
reg = <0>;
fsl,pinmux-ids = <
0x3022 /* MX28_PAD_AUART0_CTS__DUART_RX */
0x3032 /* MX28_PAD_AUART0_RTS__DUART_TX */
0x3002 /* MX28_PAD_AUART0_RX__DUART_CTS */
0x3012 /* MX28_PAD_AUART0_TX__DUART_RTS */
>;
fsl,drive-strength = <0>;
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
gpmi_pins_a: gpmi-nand@0 {
reg = <0>;
fsl,pinmux-ids = <
@ -243,6 +256,19 @@
fsl,pull-up = <0>;
};
auart1_pins_a: auart1@0 {
reg = <0>;
fsl,pinmux-ids = <
0x3040 /* MX28_PAD_AUART1_RX__AUART1_RX */
0x3050 /* MX28_PAD_AUART1_TX__AUART1_TX */
0x3060 /* MX28_PAD_AUART1_CTS__AUART1_CTS */
0x3070 /* MX28_PAD_AUART1_RTS__AUART1_RTS */
>;
fsl,drive-strength = <0>;
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
auart1_2pins_a: auart1-2pins@0 {
reg = <0>;
fsl,pinmux-ids = <
@ -407,6 +433,16 @@
fsl,pull-up = <1>;
};
pwm0_pins_a: pwm0@0 {
reg = <0>;
fsl,pinmux-ids = <
0x3100 /* MX28_PAD_PWM0__PWM_0 */
>;
fsl,drive-strength = <0>;
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
pwm2_pins_a: pwm2@0 {
reg = <0>;
fsl,pinmux-ids = <

97
arch/arm/boot/dts/tx28.dts Normal file
View File

@ -0,0 +1,97 @@
/dts-v1/;
/include/ "imx28.dtsi"
/ {
model = "Ka-Ro electronics TX28 module";
compatible = "karo,tx28", "fsl,imx28";
memory {
reg = <0x40000000 0x08000000>;
};
apb@80000000 {
apbh@80000000 {
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>;
status = "okay";
};
pinctrl@80018000 {
pinctrl-names = "default";
pinctrl-0 = <&hog_pins_a>;
hog_pins_a: hog-gpios@0 {
reg = <0>;
fsl,pinmux-ids = <
0x40a3 /* MX28_PAD_ENET0_RXD3__GPIO_4_10 */
>;
fsl,drive-strength = <0>;
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
};
};
apbx@80040000 {
i2c0: i2c@80058000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins_a>;
status = "okay";
ds1339: rtc@68 {
compatible = "mxim,ds1339";
reg = <0x68>;
};
};
pwm: pwm@80064000 {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_pins_a>;
status = "okay";
};
duart: serial@80074000 {
pinctrl-names = "default";
pinctrl-0 = <&duart_4pins_a>;
status = "okay";
};
auart1: serial@8006c000 {
pinctrl-names = "default";
pinctrl-0 = <&auart1_pins_a>;
status = "okay";
};
};
};
ahb@80080000 {
mac0: ethernet@800f0000 {
phy-mode = "rmii";
pinctrl-names = "default";
pinctrl-0 = <&mac0_pins_a>;
status = "okay";
};
};
leds {
compatible = "gpio-leds";
user {
label = "Heartbeat";
gpios = <&gpio4 10 0>;
linux,default-trigger = "heartbeat";
};
};
backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 5000000>;
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
};
};

1
arch/arm/mach-mxs/mach-mxs.c
View File

@ -277,6 +277,7 @@ static const char *imx28_dt_compat[] __initdata = {
"crystalfontz,cfa10036",
"denx,m28evk",
"fsl,imx28-evk",
"karo,tx28",
"fsl,imx28",
NULL,
};