From: Samuel Holland Date: Tue, 21 Jun 2022 03:54:52 +0000 (-0500) Subject: arm64: dts: allwinner: pinephone: Enable internal HMIC bias X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=aab941b8c3cfb020baf2218e9e39706e05bf4877;p=linux.git arm64: dts: allwinner: pinephone: Enable internal HMIC bias Revisions 1.0 and 1.1 of the PinePhone mainboard do not have an external resistor connecting HBIAS to MIC2P. Enable the internal resistor to provide the necessary headeset microphone bias. Signed-off-by: Samuel Holland Reviewed-by: Jernej Skrabec Signed-off-by: Jernej Skrabec Link: https://lore.kernel.org/r/20220621035452.60272-4-samuel@sholland.org --- diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts index fb65319a3bd3c..219f720b8b7d9 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts @@ -10,6 +10,10 @@ compatible = "pine64,pinephone-1.0", "pine64,pinephone", "allwinner,sun50i-a64"; }; +&codec_analog { + allwinner,internal-bias-resistor; +}; + &sgm3140 { enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */ flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */ diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts index 5e59d37521784..723af64a9ceee 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts @@ -29,6 +29,10 @@ default-brightness-level = <400>; }; +&codec_analog { + allwinner,internal-bias-resistor; +}; + &sgm3140 { enable-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */ flash-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */