From: Hoan Nguyen An <na-hoan@xxxxxxxxxxx>
This patch enables Audio support for the D3 Draak board on the R8A77995
Signed-off-by: Hoan Nguyen An <na-hoan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 123 +++++++++++++++++++++++++
1 file changed, 123 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
index a8e8f26..0f17335 100644
--- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
@@ -83,6 +83,12 @@
reg = <0x0 0x48000000 0x0 0x18000000>;
};
+ x19_clk: x19_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24576000>;
+ };
+
reg_1p8v: regulator0 {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
@@ -101,6 +107,36 @@
regulator-always-on;
};
+ audio_clkout: audio-clkout {
+ /*
+ * This is same as <&rcar_sound 0>
+ * but needed to avoid cs2000/rcar_sound probe dead-lock
+ */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <11289600>;
+ };
+
+ rsnd_ak4613: sound {
+ compatible = "simple-scu-audio-card";
+
+ simple-audio-card,name = "rsnd-ak4613";
+ simple-audio-card,format = "left_j";
+ simple-audio-card,bitclock-master = <&sndcpu>;
+ simple-audio-card,frame-master = <&sndcpu>;
+
+ simple-audio-card,prefix = "ak4613";
+ simple-audio-card,routing = "ak4613 Playback", "DAI0 Playback",
+ "DAI0 Capture", "ak4613 Capture";
+ sndcpu: simple-audio-card,cpu {
+ sound-dai = <&rcar_sound>;
+ };
+
+ sndcodec: simple-audio-card,codec {
+ sound-dai = <&ak4613>;
+ };
+ };
+
x12_clk: x12 {
compatible = "fixed-clock";
#clock-cells = <0>;
@@ -162,6 +198,16 @@
power-source = <1800>;
};
+ sound_pins: sound {
+ groups = "ssi3_data", "ssi34_ctrl", "ssi4_data_a";
+ function = "ssi";
+ };
+
+ sound_clk_pins: sound_clk {
+ groups = "audio_clk_a", "audio_clk_b", "audio_clkout", "audio_clkout1";
+ function = "audio_clk";
+ };
+
usb0_pins: usb0 {
groups = "usb0";
function = "usb0";
@@ -184,6 +230,33 @@
pagesize = <8>;
};
+ ak4613: codec@10 {
+ compatible = "asahi-kasei,ak4613";
+ #sound-dai-cells = <0>;
+ reg = <0x10>;
+ clocks = <&rcar_sound 3>;
+
+ asahi-kasei,in1-single-end;
+ asahi-kasei,in2-single-end;
+ asahi-kasei,out1-single-end;
+ asahi-kasei,out2-single-end;
+ asahi-kasei,out3-single-end;
+ asahi-kasei,out4-single-end;
+ asahi-kasei,out5-single-end;
+ asahi-kasei,out6-single-end;
+ };
+
+ cs2000: clk-multiplier@4f {
+ #clock-cells = <0>;
+ compatible = "cirrus,cs2000-cp";
+ reg = <0x4f>;
+ clocks = <&audio_clkout>, <&x19_clk>;
+ clock-names = "clk_in", "ref_clk";
+
+ assigned-clocks = <&cs2000>;
+ assigned-clock-rates = <24576000>; /* 1/1 divide */
+ };
+
composite-in@20 {
compatible = "adi,adv7180cp";
reg = <0x20>;
@@ -352,6 +425,56 @@
status = "okay";
};
+&rcar_sound {
+ pinctrl-0 = <&sound_pins &sound_clk_pins>;
+ pinctrl-names = "default";
+
+ /* Single DAI */
+ #sound-dai-cells = <0>;
+
+ /* audio_clkout0/1/2/3 */
+ #clock-cells = <1>;
+ clock-frequency = <12288000 11289600>;
+ clkout-lr-synchronous;
+
+ status = "okay";
+
+ /* update <audio_clk_b> to <cs2000> */
+ clocks = <&cpg CPG_MOD 1005>,
+ <&cpg CPG_MOD 1005>, <&cpg CPG_MOD 1005>,
+ <&cpg CPG_MOD 1005>, <&cpg CPG_MOD 1005>,
+ <&cpg CPG_MOD 1005>, <&cpg CPG_MOD 1011>,
+ <&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1005>,
+ <&cpg CPG_MOD 1005>, <&cpg CPG_MOD 1005>,
+ <&cpg CPG_MOD 1017>, <&cpg CPG_MOD 1017>,
+ <&cpg CPG_MOD 1017>, <&cpg CPG_MOD 1025>,
+ <&cpg CPG_MOD 1026>, <&cpg CPG_MOD 1017>,
+ <&cpg CPG_MOD 1017>, <&cpg CPG_MOD 1017>,
+ <&cpg CPG_MOD 1017>, <&cpg CPG_MOD 1017>,
+ <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
+ <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
+ <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
+ <&cs2000>, <&audio_clk_b>,
+ <&cpg CPG_CORE R8A77995_CLK_ZA2>;
+
+ rcar_sound,dai {
+
+ dai0 {
+ playback = <&ssi3 &src5 &dvc0>;
+ capture = <&ssi4 &src6 &dvc1>;
+ };
+ };
+
+};
+
+&ssi4 {
+ shared-pin;
+};
+
+&audio_clk_b {
+ clock-frequency = <22579200>;
+};
+
&vin4 {
pinctrl-0 = <&vin4_pins_cvbs>;
pinctrl-names = "default";
--
2.7.4
