Enable sound PIO support on carrier board.
Signed-off-by: Biju Das <biju.das@xxxxxxxxxxxxxx>
Reviewed-by: Fabrizio Castro <fabrizio.castro@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/iwg20d-q7-common.dtsi | 46 +++++++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/arch/arm/boot/dts/iwg20d-q7-common.dtsi b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
index 2070b14..41bc4ed 100644
--- a/arch/arm/boot/dts/iwg20d-q7-common.dtsi
+++ b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
@@ -34,6 +34,22 @@
regulator-always-on;
};
+ rsnd_sgtl5000: sound {
+ compatible = "simple-audio-card";
+
+ simple-audio-card,format = "i2s";
+ simple-audio-card,bitclock-master = <&sndcodec>;
+ simple-audio-card,frame-master = <&sndcodec>;
+
+ sndcpu: simple-audio-card,cpu {
+ sound-dai = <&rcar_sound>;
+ };
+
+ sndcodec: simple-audio-card,codec {
+ sound-dai = <&sgtl5000>;
+ };
+ };
+
vcc_sdhi1: regulator-vcc-sdhi1 {
compatible = "regulator-fixed";
@@ -166,6 +182,11 @@
power-source = <1800>;
};
+ sound_pins: sound {
+ groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data";
+ function = "ssi";
+ };
+
usb0_pins: usb0 {
groups = "usb0";
function = "usb0";
@@ -208,3 +229,28 @@
&usbphy {
status = "okay";
};
+
+&rcar_sound {
+ pinctrl-0 = <&sound_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ /* Single DAI */
+ #sound-dai-cells = <0>;
+
+ rcar_sound,dai {
+ dai0 {
+ playback = <&ssi1>;
+ capture = <&ssi0>;
+ };
+ };
+};
+
+&ssi0 {
+ pio-transfer;
+};
+
+&ssi1 {
+ pio-transfer;
+ shared-pin;
+};
--
1.9.1
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