From 643c3307bbbe7e80c6693376137971fbdcbe1c82 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 25 Jun 2012 03:36:49 -0700 Subject: ARM: shmobile: r8a7740: add DMAEngine support for FSI Current shdmac can support FSI DMAC on r8a7740. This support reduce CPU duty when sound was playback. This patch is based on v1.0 manual Signed-off-by: Kuninori Morimoto Acked-by: Magnus Damm Signed-off-by: Rafael J. Wysocki --- arch/arm/mach-shmobile/include/mach/r8a7740.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/arm/mach-shmobile/include') diff --git a/arch/arm/mach-shmobile/include/mach/r8a7740.h b/arch/arm/mach-shmobile/include/mach/r8a7740.h index 6468fcc5ee49..f71507b3f917 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7740.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7740.h @@ -588,4 +588,12 @@ enum { GPIO_FN_TRACEAUD_FROM_MEMC, }; +/* DMA slave IDs */ +enum { + SHDMA_SLAVE_INVALID, + SHDMA_SLAVE_FSIA_RX, + SHDMA_SLAVE_FSIA_TX, + SHDMA_SLAVE_FSIB_TX, +}; + #endif /* __ASM_R8A7740_H__ */ -- cgit v1.2.3