From 032de438cf659cf105c59c8d013b85aaf11a727c Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Feb 2014 08:57:51 -0200 Subject: [PATCH] ARM: dts: imx6sl-evk: Add audio support imx6sl-evk has a wm8962 codec. Add support for it. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6sl-evk.dts | 84 ++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index 1899f8549dc2..3216edec46e9 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -43,9 +43,49 @@ gpio = <&gpio4 2 0>; enable-active-high; }; + + reg_aud3v: regulator@2 { + compatible = "regulator-fixed"; + reg = <2>; + regulator-name = "wm8962-supply-3v15"; + regulator-min-microvolt = <3150000>; + regulator-max-microvolt = <3150000>; + regulator-boot-on; + }; + + reg_aud4v: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "wm8962-supply-4v2"; + regulator-min-microvolt = <4325000>; + regulator-max-microvolt = <4325000>; + regulator-boot-on; + }; + }; + + sound { + compatible = "fsl,imx6sl-evk-wm8962", "fsl,imx-audio-wm8962"; + model = "wm8962-audio"; + ssi-controller = <&ssi2>; + audio-codec = <&codec>; + audio-routing = + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR", + "Ext Spk", "SPKOUTL", + "Ext Spk", "SPKOUTR", + "AMIC", "MICBIAS", + "IN3R", "AMIC"; + mux-int-port = <2>; + mux-ext-port = <3>; }; }; +&audmux { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_audmux3>; + status = "okay"; +}; + &ecspi1 { fsl,spi-num-chipselects = <1>; cs-gpios = <&gpio4 11 0>; @@ -175,6 +215,27 @@ }; }; +&i2c2 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + status = "okay"; + + codec: wm8962@1a { + compatible = "wlf,wm8962"; + reg = <0x1a>; + clocks = <&clks IMX6SL_CLK_EXTERN_AUDIO>; + DCVDD-supply = <&vgen3_reg>; + DBVDD-supply = <®_aud3v>; + AVDD-supply = <&vgen3_reg>; + CPVDD-supply = <&vgen3_reg>; + MICVDD-supply = <®_aud3v>; + PLLVDD-supply = <&vgen3_reg>; + SPKVDD1-supply = <®_aud4v>; + SPKVDD2-supply = <®_aud4v>; + }; +}; + &iomuxc { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_hog>; @@ -189,6 +250,16 @@ MX6SL_PAD_REF_CLK_32K__GPIO3_IO22 0x17059 MX6SL_PAD_KEY_COL4__GPIO4_IO00 0x80000000 MX6SL_PAD_KEY_COL5__GPIO4_IO02 0x80000000 + MX6SL_PAD_AUD_MCLK__AUDIO_CLK_OUT 0x4130b0 + >; + }; + + pinctrl_audmux3: audmux3grp { + fsl,pins = < + MX6SL_PAD_AUD_RXD__AUD3_RXD 0x4130b0 + MX6SL_PAD_AUD_TXC__AUD3_TXC 0x4130b0 + MX6SL_PAD_AUD_TXD__AUD3_TXD 0x4110b0 + MX6SL_PAD_AUD_TXFS__AUD3_TXFS 0x4130b0 >; }; @@ -221,6 +292,14 @@ >; }; + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x4001b8b1 + MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x4001b8b1 + >; + }; + pinctrl_kpp: kppgrp { fsl,pins = < MX6SL_PAD_KEY_ROW0__KEY_ROW0 0x1b010 @@ -374,6 +453,11 @@ status = "okay"; }; +&ssi2 { + fsl,mode = "i2s-slave"; + status = "okay"; +}; + &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; -- GitLab