ARM: dts: iwg20d-q7-common: Sound DMA support via SRC on DTS
authorBiju Das <biju.das@bp.renesas.com>
Mon, 18 Dec 2017 18:22:40 +0000 (18:22 +0000)
committerSimon Horman <horms+renesas@verge.net.au>
Wed, 20 Dec 2017 11:52:36 +0000 (12:52 +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
SSI1 -> SRC3
SSI0 <- SRC2

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
arch/arm/boot/dts/iwg20d-q7-common.dtsi

index 00b5b13..952b79e 100644 (file)
 
        rcar_sound,dai {
                dai0 {
-                       playback = <&ssi1>;
-                       capture = <&ssi0>;
+                       playback = <&ssi1 &src3>;
+                       capture = <&ssi0 &src2>;
                };
        };
 };