[PATCH V3 1/2] ARM: dts: Add nodes for i2s controllers for Samsung Exynos5 platforms
Padma Venkat
padma.kvr at gmail.com
Fri Nov 23 22:14:15 EST 2012
cc'ing Mark Brown.
On Tue, Nov 6, 2012 at 10:14 AM, Padmavathi Venna <padma.v at samsung.com> wrote:
> Add device nodes for the three instances of i2s controllers in Exynos5
> platforms. Enable instance i2s 0 for exynos5250 board and disable all
> other i2s instances.
>
> Signed-off-by: Padmavathi Venna <padma.v at samsung.com>
> ---
> arch/arm/boot/dts/exynos5250-smdk5250.dts | 14 ++++++++++++++
> arch/arm/boot/dts/exynos5250.dtsi | 29 +++++++++++++++++++++++++++++
> 2 files changed, 43 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> index 405009c..3b2a3c9 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -193,4 +193,18 @@
> hdmi {
> hpd-gpio = <&gpx3 7 0xf 1 3>;
> };
> +
> + i2s_0: i2s at 03830000 {
> + gpios = <&gpz 0 2 0 0>, <&gpz 1 2 0 0>, <&gpz 2 2 0 0>,
> + <&gpz 3 2 0 0>, <&gpz 4 2 0 0>, <&gpz 5 2 0 0>,
> + <&gpz 6 2 0 0>;
> + };
> +
> + i2s_1: i2s at 12D60000 {
> + status = "disabled";
> + };
> +
> + i2s_2: i2s at 12D70000 {
> + status = "disabled";
> + };
> };
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
> index cf6a02d..a168e98 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -31,6 +31,9 @@
> gsc1 = &gsc_1;
> gsc2 = &gsc_2;
> gsc3 = &gsc_3;
> + i2s0 = &i2s_0;
> + i2s1 = &i2s_1;
> + i2s2 = &i2s_2;
> };
>
> gic:interrupt-controller at 10481000 {
> @@ -238,6 +241,32 @@
> #size-cells = <0>;
> };
>
> + i2s_0: i2s at 03830000 {
> + compatible = "samsung,samsung-i2s";
> + reg = <0x03830000 0x100>;
> + tx-dma-channel-secondary = <&pdma0 8>; /* preliminary */
> + tx-dma-channel = <&pdma0 10>; /* preliminary */
> + rx-dma-channel = <&pdma0 9>; /* preliminary */
> + samsung,supports-6ch;
> + samsung,supports-rstclr;
> + samsung,supports-secdai;
> + samsung,idma-addr = <0x03000000>;
> + };
> +
> + i2s_1: i2s at 12D60000 {
> + compatible = "samsung,samsung-i2s";
> + reg = <0x12D60000 0x100>;
> + tx-dma-channel = <&pdma1 12>; /* preliminary */
> + rx-dma-channel = <&pdma1 11>; /* preliminary */
> + };
> +
> + i2s_2: i2s at 12D70000 {
> + compatible = "samsung,samsung-i2s";
> + reg = <0x12D70000 0x100>;
> + tx-dma-channel = <&pdma0 12>; /* preliminary */
> + rx-dma-channel = <&pdma0 11>; /* preliminary */
> + };
> +
> amba {
> #address-cells = <1>;
> #size-cells = <1>;
> --
> 1.7.4.4
>
> --
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