From 7f02feb56d9dc8ee2fffe00993f7b9aadd8902ba Mon Sep 17 00:00:00 2001 From: Katsuhiro Suzuki Date: Mon, 10 Aug 2020 18:16:19 +0900 Subject: [PATCH] arm64: dts: rockchip: add SPDIF node for rk3399-rockpro64 This patch adds 'disabled' SPDIF sound node and related settings for rk3399-rockpro64. There are 2 reasons: - All RK3399 dma-bus channels have been already used by I2S0/1/2 - RockPro64 does not have SPDIF optical nor coaxial connector, just have 3pins Signed-off-by: Katsuhiro Suzuki Link: https://lore.kernel.org/r/20200810091619.3170534-1-katsuhiro@katsuster.net Signed-off-by: Heiko Stuebner --- .../boot/dts/rockchip/rk3399-rockpro64.dtsi | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi index 6e553ff47534d..58097245994af 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi @@ -76,6 +76,23 @@ dais = <&i2s1_p0>; }; + sound-dit { + compatible = "audio-graph-card"; + label = "rockchip,rk3399"; + dais = <&spdif_p0>; + }; + + spdif-dit { + compatible = "linux,spdif-dit"; + #sound-dai-cells = <0>; + + port { + dit_p0_0: endpoint { + remote-endpoint = <&spdif_p0_0>; + }; + }; + }; + vcc12v_dcin: vcc12v-dcin { compatible = "regulator-fixed"; regulator-name = "vcc12v_dcin"; @@ -698,6 +715,16 @@ status = "okay"; }; +&spdif { + pinctrl-0 = <&spdif_bus_1>; + + spdif_p0: port { + spdif_p0_0: endpoint { + remote-endpoint = <&dit_p0_0>; + }; + }; +}; + &spi1 { status = "okay"; -- 2.30.2