build/patch/kernel/archive/sunxi-6.4/patches.megous/arm64-dts-sun50i-a64-pinephone-Enable-internal-HMIC-bias.patch

31 lines
1.1 KiB
Diff

From c3f0d6588960d66e4a392857ff037648e6b94055 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Wed, 23 Sep 2020 00:13:54 -0500
Subject: [PATCH 096/469] arm64: dts: sun50i-a64-pinephone: Enable internal
HMIC bias
Revisions 1.0 and 1.1 of the PinePhone mainboard do not have an external
resistor connecting HBIAS to MIC2. Enable the internal resistor to
provide the appropriate mic bias.
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts | 4 ++++
1 file changed, 4 insertions(+)
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 ff01e2be26e7..8f6ea6b06aa9 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
@@ -126,3 +126,7 @@ &sgm3140 {
enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
};
+
+&codec_analog {
+ allwinner,internal-bias-resistor;
+};
--
2.34.1