On Tue, 23 Jan 2024 01:05:18 +0800
Chen-Yu Tsai <wens@xxxxxxxxxx> wrote:
Hi,
> From: Chen-Yu Tsai <wens@xxxxxxxx>
>
> The H616 SoC has an SPDIF transmitter hardware block, which has the same
> layout as the one in the H6, minus the receiver side.
>
> Add a device node for it, and a default pinmux.
>
> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
Compared the details against the manual, the clock driver, and the
binding, they match:
Reviewed-by: Andre Przywara <andre.przywara@xxxxxxx>
Cheers,
Andre
> ---
> .../arm64/boot/dts/allwinner/sun50i-h616.dtsi | 20 +++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> index a0268439f3be..fd4c080b8e62 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> @@ -253,6 +253,11 @@ spi1_cs0_pin: spi1-cs0-pin {
> function = "spi1";
> };
>
> + spdif_tx_pin: spdif-tx-pin {
> + pins = "PH4";
> + function = "spdif";
> + };
> +
> uart0_ph_pins: uart0-ph-pins {
> pins = "PH0", "PH1";
> function = "uart0";
> @@ -550,6 +555,21 @@ mdio0: mdio {
> };
> };
>
> + spdif: spdif@5093000 {
> + compatible = "allwinner,sun50i-h616-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>;
> + #sound-dai-cells = <0>;
> + status = "disabled";
> + };
> +
> usbotg: usb@5100000 {
> compatible = "allwinner,sun50i-h616-musb",
> "allwinner,sun8i-h3-musb";
