diff options
Diffstat (limited to 'meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0005-ARM-shmobile-porter-Sound-DMA-support-via-SRC-on-DTS.patch')
| -rw-r--r-- | meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0005-ARM-shmobile-porter-Sound-DMA-support-via-SRC-on-DTS.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0005-ARM-shmobile-porter-Sound-DMA-support-via-SRC-on-DTS.patch b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0005-ARM-shmobile-porter-Sound-DMA-support-via-SRC-on-DTS.patch new file mode 100644 index 0000000..bb6a9d7 --- /dev/null +++ b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0005-ARM-shmobile-porter-Sound-DMA-support-via-SRC-on-DTS.patch @@ -0,0 +1,44 @@ +From e902b2b063a67517922bf4e154258ed27db34b8b Mon Sep 17 00:00:00 2001 +From: Biju Das <biju.das@bp.renesas.com> +Date: Thu, 2 Apr 2015 13:16:44 +0100 +Subject: [PATCH 5/7] ARM: shmobile: porter: Sound DMA support via SRC on DTS + +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 tring +SSI0 -> SRC0 +SSI1 <- SRC1 + +This change is identical to the koelsch patch "ARM: shmobile: koelsch: Sound DMA support via SRC on DTS" +from Kuninori Morimoto and backported to 3.10 +Signed-off-by: Biju Das <biju.das@bp.renesas.com> +--- + arch/arm/boot/dts/r8a7791-porter.dts | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts +index 10549ac..f35cc33 100644 +--- a/arch/arm/boot/dts/r8a7791-porter.dts ++++ b/arch/arm/boot/dts/r8a7791-porter.dts +@@ -421,8 +421,8 @@ + + rcar_sound,dai { + dai0 { +- playback = <&ssi0>; +- capture = <&ssi1>; ++ playback = <&ssi0 &src0>; ++ capture = <&ssi1 &src1>; + }; + }; + }; +-- +1.7.9.5 + |