dmaengine: shdma: convert to platform device resources

[mv-sheeva.git] / arch / sh / kernel / cpu / sh4a / setup-sh7785.c

diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
index 23448d8c6711d9c6c16f6290438afea72b76f7cf..fbb5d1f51f1a81c59a7acdf876b6f13e8e1108f6 100644 (file)
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
@@ -295,15 +295,115 @@ static struct platform_device tmu5_device = {
        .num_resources  = ARRAY_SIZE(tmu5_resources),
 };
 
-static struct sh_dmae_pdata dma_platform_data = {
-       .mode = (SHDMA_MIX_IRQ | SHDMA_DMAOR1),
+/* DMA */
+static struct sh_dmae_channel sh7785_dmae0_channels[] = {
+       {
+               .offset = 0,
+               .dmars = 0,
+               .dmars_bit = 0,
+       }, {
+               .offset = 0x10,
+               .dmars = 0,
+               .dmars_bit = 8,
+       }, {
+               .offset = 0x20,
+               .dmars = 4,
+               .dmars_bit = 0,
+       }, {
+               .offset = 0x30,
+               .dmars = 4,
+               .dmars_bit = 8,
+       }, {
+               .offset = 0x50,
+               .dmars = 8,
+               .dmars_bit = 0,
+       }, {
+               .offset = 0x60,
+               .dmars = 8,
+               .dmars_bit = 8,
+       }
+};
+
+static struct sh_dmae_channel sh7785_dmae1_channels[] = {
+       {
+               .offset = 0,
+       }, {
+               .offset = 0x10,
+       }, {
+               .offset = 0x20,
+       }, {
+               .offset = 0x30,
+       }, {
+               .offset = 0x50,
+       }, {
+               .offset = 0x60,
+       }
+};
+
+static struct sh_dmae_pdata dma0_platform_data = {
+       .channel        = sh7785_dmae0_channels,
+       .channel_num    = ARRAY_SIZE(sh7785_dmae0_channels),
+};
+
+static struct sh_dmae_pdata dma1_platform_data = {
+       .channel        = sh7785_dmae1_channels,
+       .channel_num    = ARRAY_SIZE(sh7785_dmae1_channels),
+};
+
+static struct resource sh7785_dmae0_resources[] = {
+       [0] = {
+               /* Channel registers and DMAOR */
+               .start  = 0xfc808020,
+               .end    = 0xfc80808f,
+               .flags  = IORESOURCE_MEM,
+       },
+       [1] = {
+               /* DMARSx */
+               .start  = 0xfc809000,
+               .end    = 0xfc80900b,
+               .flags  = IORESOURCE_MEM,
+       },
+       {
+               /* Real DMA error IRQ is 39, and channel IRQs are 33-38 */
+               .start  = 33,
+               .end    = 33,
+               .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
+       },
+};
+
+static struct resource sh7785_dmae1_resources[] = {
+       [0] = {
+               /* Channel registers and DMAOR */
+               .start  = 0xfcc08020,
+               .end    = 0xfcc0808f,
+               .flags  = IORESOURCE_MEM,
+       },
+       /* DMAC1 has no DMARS */
+       {
+               /* Real DMA error IRQ is 58, and channel IRQs are 52-57 */
+               .start  = 52,
+               .end    = 52,
+               .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
+       },
 };
 
-static struct platform_device dma_device = {
+static struct platform_device dma0_device = {
        .name           = "sh-dma-engine",
-       .id             = -1,
+       .id             = 0,
+       .resource       = sh7785_dmae0_resources,
+       .num_resources  = ARRAY_SIZE(sh7785_dmae0_resources),
        .dev            = {
-               .platform_data  = &dma_platform_data,
+               .platform_data  = &dma0_platform_data,
+       },
+};
+
+static struct platform_device dma1_device = {
+       .name           = "sh-dma-engine",
+       .id             = 1,
+       .resource       = sh7785_dmae1_resources,
+       .num_resources  = ARRAY_SIZE(sh7785_dmae1_resources),
+       .dev            = {
+               .platform_data  = &dma1_platform_data,
        },
 };
 
@@ -320,7 +420,8 @@ static struct platform_device *sh7785_devices[] __initdata = {
        &tmu3_device,
        &tmu4_device,
        &tmu5_device,
-       &dma_device,
+       &dma0_device,
+       &dma1_device,
 };
 
 static int __init sh7785_devices_setup(void)