Merge tag 'trace-seq-buf-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/roste...

[cascardo/linux.git] / arch / arm / boot / dts / r8a7790-lager.dts

diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index bd470ba..636d53b 100644 (file)
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -9,6 +9,34 @@
  * kind, whether express or implied.
  */
 
+/*
+ * SSI-AK4643
+ *
+ * SW1: 1: AK4643
+ *      2: CN22
+ *      3: ADV7511
+ *
+ * This command is required when Playback/Capture
+ *
+ *     amixer set "LINEOUT Mixer DACL" on
+ *     amixer set "DVC Out" 100%
+ *     amixer set "DVC In" 100%
+ *
+ * You can use Mute
+ *
+ *     amixer set "DVC Out Mute" on
+ *     amixer set "DVC In Mute" on
+ *
+ * You can use Volume Ramp
+ *
+ *     amixer set "DVC Out Ramp Up Rate"   "0.125 dB/64 steps"
+ *     amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps"
+ *     amixer set "DVC Out Ramp" on
+ *     aplay xxx.wav &
+ *     amixer set "DVC Out"  80%  // Volume Down
+ *     amixer set "DVC Out" 100%  // Volume Up
+ */
+
 /dts-v1/;
 #include "r8a7790.dtsi"
 #include <dt-bindings/gpio/gpio.h>
@@ -146,6 +174,23 @@
                          1800000 0>;
        };
 
+       sound {
+               compatible = "simple-audio-card";
+
+               simple-audio-card,format = "left_j";
+               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 = <&ak4643>;
+                       system-clock-frequency = <11289600>;
+               };
+       };
+
        vga-encoder {
                compatible = "adi,adv7123";
 
@@ -292,6 +337,16 @@
                renesas,groups = "vin1_data8", "vin1_clk";
                renesas,function = "vin1";
        };
+
+       sound_pins: sound {
+               renesas,groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data";
+               renesas,function = "ssi";
+       };
+
+       sound_clk_pins: sound_clk {
+               renesas,groups = "audio_clk_a";
+               renesas,function = "audio_clk";
+       };
 };
 
 &ether {
@@ -429,6 +484,14 @@
        pinctrl-0 = <&iic2_pins>;
        pinctrl-names = "default";
 
+       clock-frequency = <100000>;
+
+       ak4643: sound-codec@12 {
+               compatible = "asahi-kasei,ak4643";
+               #sound-dai-cells = <0>;
+               reg = <0x12>;
+       };
+
        composite-in@20 {
                compatible = "adi,adv7180";
                reg = <0x20>;
@@ -511,3 +574,23 @@
                };
        };
 };
+
+&rcar_sound {
+       pinctrl-0 = <&sound_pins &sound_clk_pins>;
+       pinctrl-names = "default";
+
+       #sound-dai-cells = <0>;
+
+       status = "okay";
+
+       rcar_sound,dai {
+               dai0 {
+                       playback = <&ssi0 &src2 &dvc0>;
+                       capture  = <&ssi1 &src3 &dvc1>;
+               };
+       };
+};
+
+&ssi1 {
+       shared-pin;
+};