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ARM: dts: iwg22d-sodimm: Sound DMA support via SRC on DTS
authorBiju Das <biju.das@bp.renesas.com>
Wed, 20 Dec 2017 20:02:04 +0000 (20:02 +0000)
committerSimon Horman <horms+renesas@verge.net.au>
Thu, 21 Dec 2017 11:24:32 +0000 (12:24 +0100)
DMA transfer to/from SRC

     DMA      DMApp
[MEM] -> [SRC] -> [SSIU] -> [SSI]

     DMA      DMApp
[MEM] <- [SRC] <- [SSIU] <- [SSI]

Current sound driver is supporting SSI/SRC random connection.
So, this patch is trying
SSI3 -> SRC3
SSI4 <- SRC4

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts

index 0f880c1..2cac57c 100644 (file)
 
        rcar_sound,dai {
                dai0 {
-                       playback = <&ssi3>;
-                       capture = <&ssi4>;
+                       playback = <&ssi3 &src3>;
+                       capture = <&ssi4 &src4>;
                };
        };
 };