diff options
| author | Adam Ford <aford173@gmail.com> | 2023-05-28 06:01:19 -0500 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2023-06-04 20:26:25 +0800 |
| commit | 69e2f37a6ddc2d1cd964c8d3af2581ea21be764d (patch) | |
| tree | 566ebddc491e930d09c232b98be16ab2db9caca7 | |
| parent | e8b4c363255ac5ead34f731716b83b1744c278ac (diff) | |
arm64: dts: imx8mp-beacon-kit: Enable WM8962 Audio CODEC
The baseboard has an WM8962 Audio CODEC connected to the SAI3
peripheral. The CODEC supports stereo in and out
and a microphone input connected to the headphone jack.
Route this CODEC through the simple-audio-card driver.
Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts index cdae45a48c2c..06e91297fb16 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts @@ -118,6 +118,15 @@ clock-frequency = <100000000>; }; + reg_audio: regulator-wm8962 { + compatible = "regulator-fixed"; + regulator-name = "3v3_aud"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6416_1 11 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_usdhc2_vmmc: regulator-usdhc2 { compatible = "regulator-fixed"; regulator-name = "VSD_3V3"; @@ -137,6 +146,32 @@ gpio = <&pca6416_1 0 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + sound-wm8962 { + compatible = "simple-audio-card"; + simple-audio-card,name = "wm8962"; + simple-audio-card,format = "i2s"; + simple-audio-card,widgets = "Headphone", "Headphones", + "Microphone", "Headset Mic", + "Speaker", "Speaker"; + simple-audio-card,routing = "Headphones", "HPOUTL", + "Headphones", "HPOUTR", + "Speaker", "SPKOUTL", + "Speaker", "SPKOUTR", + "Headset Mic", "MICBIAS", + "IN3R", "Headset Mic"; + + simple-audio-card,cpu { + sound-dai = <&sai3>; + }; + + simple-audio-card,codec { + sound-dai = <&wm8962>; + clocks = <&clk IMX8MP_CLK_IPP_DO_CLKO1>; + frame-master; + bitclock-master; + }; + }; }; &ecspi2 { @@ -239,6 +274,34 @@ clock-frequency = <384000>; status = "okay"; + wm8962: audio-codec@1a { + compatible = "wlf,wm8962"; + reg = <0x1a>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_wm8962>; + clocks = <&clk IMX8MP_CLK_IPP_DO_CLKO1>; + assigned-clocks = <&clk IMX8MP_CLK_IPP_DO_CLKO1>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL2_OUT>; + assigned-clock-rates = <22576000>; + DCVDD-supply = <®_audio>; + DBVDD-supply = <®_audio>; + AVDD-supply = <®_audio>; + CPVDD-supply = <®_audio>; + MICVDD-supply = <®_audio>; + PLLVDD-supply = <®_audio>; + SPKVDD1-supply = <®_audio>; + SPKVDD2-supply = <®_audio>; + gpio-cfg = < + 0x0000 /* 0:Default */ + 0x0000 /* 1:Default */ + 0x0000 /* 2:FN_DMICCLK */ + 0x0000 /* 3:Default */ + 0x0000 /* 4:FN_DMICCDAT */ + 0x0000 /* 5:Default */ + >; + #sound-dai-cells = <0>; + }; + pca6416: gpio@20 { compatible = "nxp,pcal6416"; reg = <0x20>; @@ -315,6 +378,16 @@ status = "okay"; }; +&sai3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai3>; + assigned-clocks = <&clk IMX8MP_CLK_SAI3>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL2_OUT>; + assigned-clock-rates = <12288000>; + fsl,sai-mclk-direction-output; + status = "okay"; +}; + &snvs_pwrkey { status = "okay"; }; @@ -477,6 +550,16 @@ >; }; + pinctrl_sai3: sai3grp { + fsl,pins = < + MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0xd6 + MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0xd6 + MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6 + MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6 + MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6 + >; + }; + pinctrl_tpm: tpmgrp { fsl,pins = < MX8MP_IOMUXC_SAI1_RXFS__GPIO4_IO00 0x19 /* Reset */ @@ -547,4 +630,10 @@ MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4 >; }; + + pinctrl_wm8962: wm8962grp { + fsl,pins = < + MX8MP_IOMUXC_GPIO1_IO14__CCM_CLKO1 0x59 + >; + }; }; |