linux-kernel - [PATCH 3/3] arm64: dts: qcom: sdm632-fairphone-fp3: Add AW8898 amplifier

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Message-Id: <20250406-aw8898-v1-3-58a2d554693f@lucaweiss.eu>
Date: Sun, 06 Apr 2025 15:03:17 +0200
From: Luca Weiss <luca@...aweiss.eu>
To: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, 
 Weidong Wang <wangweidong.a@...nic.com>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 Luca Weiss <luca@...aweiss.eu>
Subject: [PATCH 3/3] arm64: dts: qcom: sdm632-fairphone-fp3: Add AW8898
 amplifier

Add a node for the amplifier found on Fairphone 3, receiving sound via
I2S from the SoC and being connected to the speaker.

Signed-off-by: Luca Weiss <luca@...aweiss.eu>
---
 arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dts b/arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dts
index 31ed26c31e6ea381a8942ccf569513df3300cdeb..ef6f8c2bb4a5eb8e93aba0a4cbfce5f8ae2ba21a 100644
--- a/arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dts
+++ b/arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dts
@@ -81,6 +81,26 @@ nfc@28 {
 	};
 };
 
+&i2c_6 {
+	status = "okay";
+
+	aw8898: audio-amplifier@34 {
+		compatible = "awinic,aw8898";
+		reg = <0x34>;
+
+		reset-gpios = <&tlmm 21 GPIO_ACTIVE_LOW>;
+		interrupts-extended = <&tlmm 20 IRQ_TYPE_LEVEL_HIGH>;
+
+		dvdd-supply = <&pm8953_l5>;
+		vddio-supply = <&pm8953_l5>;
+		vdd-supply = <&vph_pwr>;
+
+		#sound-dai-cells = <0>;
+	};
+
+	/* Fairphone 3+ only: Speaker amp TAS2557 @ 4c */
+};
+
 &lpass {
 	firmware-name = "qcom/msm8953/fairphone/fp3/adsp.mbn";
 

-- 
2.49.0