Au1[12]00 mmc driver. Only tested on the Au1200 at this point though

it should work on the Au1100 as well. Updated defconfig to include driver.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/au1000/common/platform.c

@@ -7,6 +7,7 @@
  * License version 2.  This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
+#include <linux/config.h>
 #include <linux/device.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -114,6 +115,24 @@ static struct resource au1xxx_usb_gdt_resources[] = {
 	},
 };
 
+static struct resource au1xxx_mmc_resources[] = {
+	[0] = {
+		.start          = SD0_PHYS_ADDR,
+		.end            = SD0_PHYS_ADDR + 0x40,
+		.flags          = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start		= SD1_PHYS_ADDR,
+		.end 		= SD1_PHYS_ADDR + 0x40,
+		.flags		= IORESOURCE_MEM,
+	},
+	[2] = {
+		.start          = AU1200_SD_INT,
+		.end            = AU1200_SD_INT,
+		.flags          = IORESOURCE_IRQ,
+	}
+};
+
 static u64 udc_dmamask = ~(u32)0;
 
 static struct platform_device au1xxx_usb_gdt_device = {
@@ -207,6 +226,20 @@ static struct platform_device au1200_ide0_device = {
 	.resource	= au1200_ide0_resources,
 };
 
+static u64 au1xxx_mmc_dmamask =  ~(u32)0;
+
+static struct platform_device au1xxx_mmc_device = {
+	.name = "au1xxx-mmc",
+	.id = 0,
+	.dev = {
+		.dma_mask               = &au1xxx_mmc_dmamask,
+		.coherent_dma_mask      = 0xffffffff,
+	},
+	.num_resources  = ARRAY_SIZE(au1xxx_mmc_resources),
+	.resource       = au1xxx_mmc_resources,
+};
+#endif /* #ifdef CONFIG_SOC_AU1200 */
+
 static struct platform_device au1x00_pcmcia_device = {
 	.name 		= "au1x00-pcmcia",
 	.id 		= 0,
@@ -226,6 +259,7 @@ static struct platform_device *au1xxx_platform_devices[] __initdata = {
 	&au1xxx_usb_otg_device,
 	&au1200_lcd_device,
 	&au1200_ide0_device,
+	&au1xxx_mmc_device,
 #endif
 };
 

drivers/mmc/Kconfig

@@ -60,4 +60,13 @@ config MMC_WBSD
 
 	  If unsure, say N.
 
+config MMC_AU1X
+	tristate "Alchemy AU1XX0 MMC Card Interface support"
+	depends on SOC_AU1X00 && MMC
+	help
+	  This selects the AMD Alchemy(R) Multimedia card interface.
+	  iIf you have a Alchemy platform with a MMC slot, say Y or M here.
+
+	  If unsure, say N.
+
 endmenu

drivers/mmc/Makefile

@@ -18,5 +18,6 @@ obj-$(CONFIG_MMC_BLOCK)		+= mmc_block.o
 obj-$(CONFIG_MMC_ARMMMCI)	+= mmci.o
 obj-$(CONFIG_MMC_PXA)		+= pxamci.o
 obj-$(CONFIG_MMC_WBSD)		+= wbsd.o
+obj-$(CONFIG_MMC_AU1X)		+= au1xmmc.o
 
 mmc_core-y := mmc.o mmc_queue.o mmc_sysfs.o