[PATCH 1/1] ARM: dts: imx6ul: add spdif node
Shawn Guo
shawnguo at kernel.org
Sat Jun 12 00:21:19 PDT 2021
On Mon, May 31, 2021 at 10:01:08AM +0000, Jörg Krause wrote:
> The i.MX6UL has a SPDIF located at start address 0x02004000 in the
> AIPS-1 memory region [1].
>
> SPDIF is also available on i.MX6ULL [2], so imx6ull.dtsi is fine.
>
> [1] i.MX 6UltraLite Applications Processor Reference Manual, Rev. 2,
> 03/2017, Table-2-2 AIPS-1 memory map, p. 158
> [2] i.MX 6ULL Applications Processor Reference Manual, Rev. 1,
> 11/2017, Table-2-2 AIPS-1 memory map, p. 178
>
> Signed-off-by: Jörg Krause <joerg.krause at embedded.rocks>
> ---
> arch/arm/boot/dts/imx6ul.dtsi | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi
> index afeec01f6522..f9c867e97b9a 100644
> --- a/arch/arm/boot/dts/imx6ul.dtsi
> +++ b/arch/arm/boot/dts/imx6ul.dtsi
> @@ -210,6 +210,30 @@ spba-bus at 2000000 {
> reg = <0x02000000 0x40000>;
> ranges;
>
> + spdif: spdif at 2004000 {
> + compatible = "fsl,imx6ul-spdif", "fsl,imx35-spdif";
New compatible needs to be documented.
Shawn
> + reg = <0x02004000 0x4000>;
> + interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
> + dmas = <&sdma 41 18 0>, <&sdma 42 18 0>;
> + dma-names = "rx", "tx";
> + clocks = <&clks IMX6UL_CLK_SPDIF_GCLK>,
> + <&clks IMX6UL_CLK_OSC>,
> + <&clks IMX6UL_CLK_SPDIF>,
> + <&clks IMX6UL_CLK_DUMMY>,
> + <&clks IMX6UL_CLK_DUMMY>,
> + <&clks IMX6UL_CLK_DUMMY>,
> + <&clks IMX6UL_CLK_IPG>,
> + <&clks IMX6UL_CLK_DUMMY>,
> + <&clks IMX6UL_CLK_DUMMY>,
> + <&clks IMX6UL_CLK_SPBA>;
> + clock-names = "core", "rxtx0",
> + "rxtx1", "rxtx2",
> + "rxtx3", "rxtx4",
> + "rxtx5", "rxtx6",
> + "rxtx7", "spba";
> + status = "disabled";
> + };
> +
> ecspi1: spi at 2008000 {
> #address-cells = <1>;
> #size-cells = <0>;
> --
> 2.31.1
>
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