[PATCH/RFC 14/19] ARM: shmobile: gose: enable sound DMA support via BUSIF in device tree

Simon Horman horms+renesas at verge.net.au
Thu Dec 10 18:52:51 PST 2015


Enable DMA transfer to/from SSIU in gose/r8a7791 device tree.

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

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

Based on similar work for the r8a7791/koelsch by Kuninori Morimoto.

Cc: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
---
 arch/arm/boot/dts/r8a7793-gose.dts | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts
index b43a06104125..763cc272127e 100644
--- a/arch/arm/boot/dts/r8a7793-gose.dts
+++ b/arch/arm/boot/dts/r8a7793-gose.dts
@@ -222,11 +222,6 @@
 	};
 };
 
-&ssi0 {
-	no-busif;
-};
-
 &ssi1 {
-	no-busif;
 	shared-pin;
 };
-- 
2.1.4




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