[PATCH v2 2/4] ARM: dts: pbab01: enable I2S audio on phyFLEX-i.MX6 boards

Dmitry Lavnikevich
2014-09-12T16:04:46Z

Audio on phyFLEX boards is presented by tlv320aic3007 codec connected
over SSI interface.

Signed-off-by: Dmitry Lavnikevich <d.lavnikevich@sam-solutions.com>
---
arch/arm/boot/dts/imx6qdl-phytec-pbab01.dtsi | 93 +++++++++++++++++++++++++++-
arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi | 15 +++++
2 files changed, 106 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pbab01.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pbab01.dtsi
index f1bdcae5b97d..44cbcc61aff1 100644
--- a/arch/arm/boot/dts/imx6qdl-phytec-pbab01.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-phytec-pbab01.dtsi
@@ -13,6 +13,69 @@
chosen {
linux,stdout-path = &uart4;
};
+
+ regulators {
+ sound_1v8: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "i2s-audio-1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ sound_3v3: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "i2s-audio-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+ };
+
+ tlv320_mclk: oscillator {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <19200000>;
+ clock-output-names = "tlv320-mclk";
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "imx6-phyflex-tlv320aic3007";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,bitclock-master = <&dailink_master>;
+ simple-audio-card,frame-master = <&dailink_master>;
+ simple-audio-card,widgets =
+ "Microphone", "Mic Jack",
+ "Line", "Line In",
+ "Line", "Line Out",
+ "Speaker", "Speaker",
+ "Headphone", "Headphone Jack";
+ simple-audio-card,routing =
+ "Line Out", "LLOUT",
+ "Line Out", "RLOUT",
+ "Speaker", "SPOP",
+ "Speaker", "SPOM",
+ "Headphone Jack", "HPLOUT",
+ "Headphone Jack", "HPROUT",
+ "MIC3L", "Mic Jack",
+ "MIC3R", "Mic Jack",
+ "Mic Jack", "Mic Bias",
+ "LINE1L", "Line In",
+ "LINE1R", "Line In";
+
+ simple-audio-card,cpu {
+ sound-dai = <&ssi2>;
+ };
+
+ dailink_master: simple-audio-card,codec {
+ sound-dai = <&codec>;
+ clocks = <&tlv320_mclk>;
+ };
+ };
+
};

&fec {
@@ -27,12 +90,38 @@
status = "okay";
};

+&ssi2 {
+ fsl,mode = "i2s-slave";
+ status = "okay";
+ #sound-dai-cells = <0>;
+};
+
+&audmux {
+ status = "okay";
+
+ ssi2 {
+ fsl,audmux-port = <1>;
+ fsl,port-config = <0xa5000000 0x00008000>;
+ };
+ pins5 {
+ fsl,audmux-port = <4>;
+ fsl,port-config = <0x00000000 0x00002000>;
+ };
+};
+
&i2c2 {
status = "okay";

- tlv320@18 {
- compatible = "ti,tlv320aic3x";
+ codec: tlv320@18 {
+ compatible = "ti,tlv320aic3007";
+ #sound-dai-cells = <0>;
reg = <0x18>;
+ ai3x-micbias-vg = <2>;
+
+ AVDD-supply = <&sound_3v3>;
+ IOVDD-supply = <&sound_3v3>;
+ DRVDD-supply = <&sound_3v3>;
+ DVDD-supply = <&sound_1v8>;
};

stmpe@41 {
diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
index a927e88ccc98..1c4464dcb497 100644
--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
@@ -58,6 +58,12 @@
};
};

+&audmux {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_audmux>;
+ status = "disabled";
+};
+
&ecspi3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ecspi3>;
@@ -319,6 +325,15 @@
MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x80000000
>;
};
+
+ pinctrl_audmux: audmuxgrp {
+ fsl,pins = <
+ MX6QDL_PAD_DISP0_DAT16__AUD5_TXC 0x130b0
+ MX6QDL_PAD_DISP0_DAT18__AUD5_TXFS 0x130b0
+ MX6QDL_PAD_DISP0_DAT17__AUD5_TXD 0x110b0
+ MX6QDL_PAD_DISP0_DAT19__AUD5_RXD 0x130b0
+ >;
+ };
};
};

--
2.1.0