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    Subject[PATCH v3 5/7] arm64: dts: allwinner: Add SPDIF node for Allwinner H6
    Date
    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: Clément Péron <peron.clem@gmail.com>
    ---
    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 f4ea596c82ce..307d3c896ff2 100644
    --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
    +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
    @@ -83,6 +83,24 @@
    method = "smc";
    };

    + sound_spdif {
    + compatible = "simple-audio-card";
    + simple-audio-card,name = "On-board SPDIF";
    +
    + simple-audio-card,cpu {
    + sound-dai = <&spdif>;
    + };
    +
    + simple-audio-card,codec {
    + sound-dai = <&spdif_out>;
    + };
    + };
    +
    + spdif_out: spdif-out {
    + #sound-dai-cells = <0>;
    + compatible = "linux,spdif-dit";
    + };
    +
    timer {
    compatible = "arm,armv8-timer";
    interrupts = <GIC_PPI 13
    @@ -273,6 +291,11 @@
    bias-pull-up;
    };

    + spdif_tx_pin: spdif-tx-pin {
    + pins = "PH7";
    + function = "spdif";
    + };
    +
    uart0_ph_pins: uart0-ph-pins {
    pins = "PH0", "PH1";
    function = "uart0";
    @@ -402,6 +425,21 @@
    };
    };

    + spdif: spdif@5093000 {
    + #sound-dai-cells = <0>;
    + compatible = "allwinner,sun50i-h6-spdif";
    + reg = <0x05093000 0x400>;
    + interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
    + clocks = <&ccu CLK_BUS_SPDIF>, <&ccu CLK_SPDIF>;
    + clock-names = "apb", "spdif";
    + resets = <&ccu RST_BUS_SPDIF>;
    + dmas = <&dma 2>;
    + dma-names = "tx";
    + pinctrl-names = "default";
    + pinctrl-0 = <&spdif_tx_pin>;
    + status = "disabled";
    + };
    +
    usb2otg: usb@5100000 {
    compatible = "allwinner,sun50i-h6-musb",
    "allwinner,sun8i-a33-musb";
    --
    2.20.1
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