[PATCH] ARM: dts: sun4i: gemei-g9: Enable PA GPIO pin configuration
Priit Laes
plaes at plaes.org
Fri Dec 11 13:23:00 PST 2015
PA GPIO pin (PH15) controls power to external amplifier (FT2012Q).
Signed-off-by: Priit Laes <plaes at plaes.org>
---
arch/arm/boot/dts/sun4i-a10-gemei-g9.dts | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts b/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts
index 1d73a98..ac64781 100644
--- a/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts
+++ b/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts
@@ -65,13 +65,16 @@
/*
* TODO:
* 2x cameras via CSI
- * audio input
* AXP battery management
* NAND
* OTG
* Touchscreen - gt801_2plus1 @ i2c adapter 2 @ 0x48
*/
&codec {
+ /* PH15 controls power to external amplifier (ft2012q) */
+ pinctrl-names = "default";
+ pinctrl-0 = <&codec_pa_pin>;
+ allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>;
status = "okay";
};
@@ -151,6 +154,15 @@
status = "okay";
};
+&pio {
+ codec_pa_pin: codec_pa_pin at 0 {
+ allwinner,pins = "PH15";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+};
+
®_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <1000000>;
--
2.6.4
More information about the linux-arm-kernel
mailing list