linux-kernel - [PATCH v4 7/7] arm64: dts: rockchip: add the internal audio codec

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Message-Id: <20240305-rk3308-audio-codec-v4-7-312acdbe628f@bootlin.com>
Date: Tue, 05 Mar 2024 15:36:34 +0100
From: Luca Ceresoli <luca.ceresoli@...tlin.com>
To: Nicolas Frattaroli <frattaroli.nicolas@...il.com>, 
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
 Heiko Stuebner <heiko@...ech.de>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 linux-rockchip@...ts.infradead.org, linux-sound@...r.kernel.org, 
 alsa-devel@...a-project.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, 
 Luca Ceresoli <luca.ceresoli@...tlin.com>
Subject: [PATCH v4 7/7] arm64: dts: rockchip: add the internal audio codec

The RK3308 has a built-in audio codec that connects internally to i2s_8ch_2
or i2s_8ch_3.

Signed-off-by: Luca Ceresoli <luca.ceresoli@...tlin.com>

---

Changed in v4: nothing
Changed in v3: nothing

Changed in v2:
 - use generic node name
---
 arch/arm64/boot/dts/rockchip/rk3308.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 662c55fe9b77..962ea893999b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -803,6 +803,20 @@ cru: clock-controller@...00000 {
 		assigned-clock-rates = <32768>;
 	};
 
+	codec: codec@...60000 {
+		compatible = "rockchip,rk3308-codec";
+		reg = <0x0 0xff560000 0x0 0x10000>;
+		rockchip,grf = <&grf>;
+		clock-names = "mclk_tx", "mclk_rx", "hclk";
+		clocks = <&cru SCLK_I2S2_8CH_TX_OUT>,
+			 <&cru SCLK_I2S2_8CH_RX_OUT>,
+			 <&cru PCLK_ACODEC>;
+		reset-names = "codec-reset";
+		resets = <&cru SRST_ACODEC_P>;
+		#sound-dai-cells = <0>;
+		status = "disabled";
+	};
+
 	gic: interrupt-controller@...80000 {
 		compatible = "arm,gic-400";
 		reg = <0x0 0xff581000 0x0 0x1000>,

-- 
2.34.1