From 39b27f4cc332abed2e37c0554a823312955b8afc Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 17 Dec 2009 14:18:27 +0900 Subject: [PATCH] sh: dmaengine support for sh7724. Add a dmaengine platform device to sh7724, fix DMA channel interrupt numbers. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Nobuhiro Iwamatsu Signed-off-by: Paul Mundt --- arch/sh/include/cpu-sh4/cpu/dma-sh4a.h | 8 ++++---- arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 15 +++++++++++++++ 2 files changed, 19 insertions(+), 4 deletions(-) diff --git a/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h b/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h index f0886bc..c4ed660 100644 --- a/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h +++ b/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h @@ -19,10 +19,10 @@ #elif defined(CONFIG_CPU_SUBTYPE_SH7723) || \ defined(CONFIG_CPU_SUBTYPE_SH7724) #define DMTE0_IRQ 48 /* DMAC0A*/ -#define DMTE4_IRQ 40 /* DMAC0B */ -#define DMTE6_IRQ 42 -#define DMTE8_IRQ 76 /* DMAC1A */ -#define DMTE9_IRQ 77 +#define DMTE4_IRQ 76 /* DMAC0B */ +#define DMTE6_IRQ 40 +#define DMTE8_IRQ 42 /* DMAC1A */ +#define DMTE9_IRQ 43 #define DMTE10_IRQ 72 /* DMAC1B */ #define DMTE11_IRQ 73 #define DMAE0_IRQ 78 /* DMA Error IRQ*/ diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index a52f351..d32f96c 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -23,9 +23,23 @@ #include #include #include +#include #include #include +/* DMA */ +static struct sh_dmae_pdata dma_platform_data = { + .mode = SHDMA_DMAOR1, +}; + +static struct platform_device dma_device = { + .name = "sh-dma-engine", + .id = -1, + .dev = { + .platform_data = &dma_platform_data, + }, +}; + /* Serial */ static struct plat_sci_port scif0_platform_data = { .mapbase = 0xffe00000, @@ -649,6 +663,7 @@ static struct platform_device *sh7724_devices[] __initdata = { &tmu3_device, &tmu4_device, &tmu5_device, + &dma_device, &rtc_device, &iic0_device, &iic1_device, -- 2.7.4