From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= <peron.clem-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: [PATCH v2 3/5] arm64: dts: allwinner: Add SPDIF node
 for Allwinner H6
Date: Fri, 19 Apr 2019 21:17:28 +0200
Message-ID: <20190419191730.9437-4-peron.clem@gmail.com>
References: <20190419191730.9437-1-peron.clem@gmail.com>
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To: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, Takashi Iwai <tiwai-IBi9RG/b67k@public.gmane.org>, Jaroslav Kysela <perex-/Fr2/VpizcU@public.gmane.org>, Liam Girdwood <lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>
Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= <peron.clem-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
List-Id: devicetree@vger.kernel.org

The Allwinner H6 has a SPDIF controller called OWA (One Wire Audio).

Only one pinmuxing is available so set it as default.

Signed-off-by: Cl=C3=A9ment P=C3=A9ron <peron.clem-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 38 ++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot=
/dts/allwinner/sun50i-h6.dtsi
index ad2077830f73..6c1debf11e5c 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -83,6 +83,24 @@
 		method =3D "smc";
 	};
=20
+	sound_spdif {
+		compatible =3D "simple-audio-card";
+		simple-audio-card,name =3D "On-board SPDIF";
+
+		simple-audio-card,cpu {
+			sound-dai =3D <&spdif>;
+		};
+
+		simple-audio-card,codec {
+			sound-dai =3D <&spdif_out>;
+		};
+	};
+
+	spdif_out: spdif-out {
+		#sound-dai-cells =3D <0>;
+		compatible =3D "linux,spdif-dit";
+	};
+
 	timer {
 		compatible =3D "arm,armv8-timer";
 		interrupts =3D <GIC_PPI 13
@@ -264,6 +282,11 @@
 				bias-pull-up;
 			};
=20
+			spdif_tx_pin: spdif-tx-pin {
+				pins =3D "PH7";
+				function =3D "spdif";
+			};
+
 			uart0_ph_pins: uart0-ph-pins {
 				pins =3D "PH0", "PH1";
 				function =3D "uart0";
@@ -391,6 +414,21 @@
 			};
 		};
=20
+		spdif: spdif@5093000 {
+			#sound-dai-cells =3D <0>;
+			compatible =3D "allwinner,sun50i-h6-spdif";
+			reg =3D <0x05093000 0x400>;
+			interrupts =3D <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			clocks =3D <&ccu CLK_BUS_SPDIF>, <&ccu CLK_SPDIF>;
+			clock-names =3D "apb", "spdif";
+			resets =3D <&ccu RST_BUS_SPDIF>;
+			dmas =3D <&dma 2>;
+			dma-names =3D "tx";
+			pinctrl-names =3D "default";
+			pinctrl-0 =3D <&spdif_tx_pin>;
+			status =3D "disabled";
+		};
+
 		usb2otg: usb@5100000 {
 			compatible =3D "allwinner,sun50i-h6-musb",
 				     "allwinner,sun8i-a33-musb";
--=20
2.17.1

--=20
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