[PATCH 3/3] ARM: dts: imx7-colibri: add Audio support

From: Stefan Agner
Date: Mon Aug 29 2016 - 01:14:09 EST


Add audio support via on module I2S SGTL5000 codec.

Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
---
arch/arm/boot/dts/imx7-colibri.dtsi | 41 ++++++++++++++++++++++++++++++++++++-
1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index 06fb567..a9cc657 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -66,6 +66,22 @@
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "imx7-sgtl5000";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,bitclock-master = <&dailink_master>;
+ simple-audio-card,frame-master = <&dailink_master>;
+ simple-audio-card,cpu {
+ sound-dai = <&sai1>;
+ };
+
+ dailink_master: simple-audio-card,codec {
+ sound-dai = <&codec>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ };
+ };
};

&adc1 {
@@ -103,6 +119,18 @@
pinctrl-0 = <&pinctrl_i2c1 &pinctrl_i2c1_int>;
status = "okay";

+ codec: sgtl5000@0a {
+ compatible = "fsl,sgtl5000";
+ #sound-dai-cells = <0>;
+ reg = <0x0a>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai1_mclk>;
+ VDDA-supply = <&reg_module_3v3_avdd>;
+ VDDIO-supply = <&reg_module_3v3>;
+ VDDD-supply = <&reg_DCDC3>;
+ };
+
ad7879@2c {
compatible = "adi,ad7879-1";
reg = <0x2c>;
@@ -223,6 +251,12 @@
vin-supply = <&reg_DCDC3>;
};

+&sai1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai1>;
+ status = "okay";
+};
+
&snvs_pwrkey {
status = "disabled";
};
@@ -542,13 +576,18 @@

pinctrl_sai1: sai1-grp {
fsl,pins = <
- MX7D_PAD_SAI1_MCLK__SAI1_MCLK 0x1f
MX7D_PAD_ENET1_RX_CLK__SAI1_TX_BCLK 0x1f
MX7D_PAD_SAI1_TX_SYNC__SAI1_TX_SYNC 0x1f
MX7D_PAD_ENET1_COL__SAI1_TX_DATA0 0x30
MX7D_PAD_ENET1_TX_CLK__SAI1_RX_DATA0 0x1f
>;
};
+
+ pinctrl_sai1_mclk: sai1grp_mclk {
+ fsl,pins = <
+ MX7D_PAD_SAI1_MCLK__SAI1_MCLK 0x1f
+ >;
+ };
};

&iomuxc_lpsr {
--
2.9.0