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ARM: cfa10036: add one wire bitbanging to the cfa10049

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Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Alexandre Belloni 2013-03-29 19:46:41 +01:00 committed by Shawn Guo
parent c8b5cfc879
commit 7d40340864
1 changed files with 19 additions and 1 deletions
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20
arch/arm/boot/dts/imx28-cfa10049.dts
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@ -30,7 +30,6 @@
reg = <0>;
fsl,pinmux-ids = <
0x0073 /* MX28_PAD_GPMI_D7__GPIO_0_7 */
0x1153 /* MX28_PAD_LCD_D22__GPIO_1_21 */
0x1163 /* MX28_PAD_LCD_D22__GPIO_1_22 */
0x1173 /* MX28_PAD_LCD_D22__GPIO_1_23 */
0x2153 /* MX28_PAD_SSP2_D5__GPIO_2_21 */
@ -120,6 +119,16 @@
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
w1_gpio_pins: w1-gpio@0 {
reg = <0>;
fsl,pinmux-ids = <
0x1153 /* MX28_PAD_LCD_D21__GPIO_1_21 */
>;
fsl,drive-strength = <1>;
fsl,voltage = <1>;
fsl,pull-up = <0>; /* 0 will enable the keeper */
};
};
lcdif@80030000 {
@ -329,5 +338,14 @@
pwms = <&pwm 3 5000000>;
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
};
onewire@0 {
compatible = "w1-gpio";
pinctrl-names = "default";
pinctrl-0 = <&w1_gpio_pins>;
status = "okay";
gpios = <&gpio1 21 0>;
};
};