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Message-Id: <20250617072646.3226865-1-shengjiu.wang@nxp.com>
Date: Tue, 17 Jun 2025 15:26:46 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org,
shawnguo@...nel.org,
s.hauer@...gutronix.de,
kernel@...gutronix.de,
festevam@...il.com,
devicetree@...r.kernel.org,
imx@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org,
shengjiu.wang@...il.com
Subject: [PATCH] arm64: dts: imx8mp-evk: Use fsl-asoc-card to replace simple card
In order to support Asynchronous Sample Rate Converter (ASRC), switch to
fsl-asoc-card driver for the wm8960 sound card.
Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 62 ++++++++++----------
1 file changed, 31 insertions(+), 31 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 1ba3018c621e..c0cc5611048e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -168,37 +168,6 @@ audio_codec_bt_sco: audio-codec-bt-sco {
#sound-dai-cells = <1>;
};
- sound {
- compatible = "simple-audio-card";
- simple-audio-card,name = "wm8960-audio";
- simple-audio-card,format = "i2s";
- simple-audio-card,frame-master = <&cpudai>;
- simple-audio-card,bitclock-master = <&cpudai>;
- simple-audio-card,widgets =
- "Headphone", "Headphone Jack",
- "Speaker", "External Speaker",
- "Microphone", "Mic Jack";
- simple-audio-card,routing =
- "Headphone Jack", "HP_L",
- "Headphone Jack", "HP_R",
- "External Speaker", "SPK_LP",
- "External Speaker", "SPK_LN",
- "External Speaker", "SPK_RP",
- "External Speaker", "SPK_RN",
- "LINPUT1", "Mic Jack",
- "LINPUT3", "Mic Jack",
- "Mic Jack", "MICB";
-
- cpudai: simple-audio-card,cpu {
- sound-dai = <&sai3>;
- };
-
- simple-audio-card,codec {
- sound-dai = <&wm8960>;
- };
-
- };
-
sound-bt-sco {
compatible = "simple-audio-card";
simple-audio-card,name = "bt-sco-audio";
@@ -239,6 +208,26 @@ cpu {
};
};
+ sound-wm8960 {
+ compatible = "fsl,imx-audio-wm8960";
+ audio-asrc = <&easrc>;
+ audio-codec = <&wm8960>;
+ audio-cpu = <&sai3>;
+ audio-routing = "Headphone Jack", "HP_L",
+ "Headphone Jack", "HP_R",
+ "Ext Spk", "SPK_LP",
+ "Ext Spk", "SPK_LN",
+ "Ext Spk", "SPK_RP",
+ "Ext Spk", "SPK_RN",
+ "LINPUT1", "Mic Jack",
+ "LINPUT3", "Mic Jack",
+ "Mic Jack", "MICB";
+ hp-det-gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
+ model = "wm8960-audio";
+ pinctrl-0 = <&pinctrl_hpdet>;
+ pinctrl-names = "default";
+ };
+
sound-xcvr {
compatible = "fsl,imx-audio-card";
model = "imx-audio-xcvr";
@@ -319,6 +308,11 @@ &dsp {
status = "okay";
};
+&easrc {
+ fsl,asrc-rate = <48000>;
+ status = "okay";
+};
+
&eqos {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_eqos>;
@@ -952,6 +946,12 @@ MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD 0x40000010
>;
};
+ pinctrl_hpdet: hpdetgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0xd6
+ >;
+ };
+
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL 0x400001c2
--
2.34.1
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