linux-kernel - [PATCH v2 6/7] arm64: dts: qcom: qrb4210-rb2: add description of lpi

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Message-ID: <20241002022015.867031-7-alexey.klimov@linaro.org>
Date: Wed,  2 Oct 2024 03:20:14 +0100
From: Alexey Klimov <alexey.klimov@...aro.org>
To: linux-sound@...r.kernel.org,
	srinivas.kandagatla@...aro.org,
	bgoswami@...cinc.com,
	lgirdwood@...il.com,
	broonie@...nel.org
Cc: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	andersson@...nel.org,
	konrad.dybcio@...aro.org,
	perex@...ex.cz,
	tiwai@...e.com,
	linux-arm-msm@...r.kernel.org,
	alsa-devel@...a-project.org,
	devicetree@...r.kernel.org,
	elder@...aro.org,
	dmitry.baryshkov@...aro.org,
	krzysztof.kozlowski@...aro.org,
	caleb.connolly@...aro.org,
	linux-kernel@...r.kernel.org,
	a39.skl@...il.com,
	alexey.klimov@...aro.org
Subject: [PATCH v2 6/7] arm64: dts: qcom: qrb4210-rb2: add description of lpi_i2s2 pins

This is required to enable to HDMI audio playback on
QRB4210 RB2 board.

Signed-off-by: Alexey Klimov <alexey.klimov@...aro.org>
---
 arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 36 ++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
index 1888d99d398b..7731681688d5 100644
--- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
+++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
@@ -634,6 +634,42 @@ sdc2_card_det_n: sd-card-det-n-state {
 	};
 };
 
+&lpass_tlmm {
+	lpi_i2s2_active: lpi-i2s2-active-state {
+		sck-pin {
+			pins = "gpio10";
+			function = "i2s2_clk";
+			bias-disable;
+			drive-strength = <8>;
+			output-high;
+		};
+
+		ws-pins {
+			pins = "gpio11";
+			function = "i2s2_ws";
+			bias-disable;
+			drive-strength = <8>;
+			output-high;
+		};
+
+		data-pins {
+			pins = "gpio12";
+			function = "i2s2_data";
+			bias-disable;
+			drive-strength = <8>;
+			output-high;
+		};
+
+		ext-mclk1 {
+			pins = "gpio18";
+			function = "ext_mclk1_a";
+			bias-disable;
+			drive-strength = <16>;
+			output-high;
+		};
+	};
+};
+
 &uart3 {
 	interrupts-extended = <&intc GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>,
 			      <&tlmm 11 IRQ_TYPE_LEVEL_HIGH>;
-- 
2.45.2