devkit8000: Use generic MMC driver

Switch from the legacy omap3 mmc driver to the new generic omap hsmmc
driver.  This patch is based on the work done for Beagle, etc.

Signed-off-by: Tom Rini <trini@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

board/timll/devkit8000/devkit8000.c

@@ -35,6 +35,7 @@
 #include <common.h>
 #include <twl4030.h>
 #include <asm/io.h>
+#include <asm/arch/mmc_host_def.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/arch/mem.h>
@@ -119,6 +120,14 @@ void set_muxconf_regs(void)
 	MUX_DEVKIT8000();
 }
 
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+	omap_mmc_init(0);
+	return 0;
+}
+#endif
+
 #ifdef CONFIG_DRIVER_DM9000
 /*
  * Routine: board_eth_init

include/configs/devkit8000.h

@@ -98,8 +98,9 @@
 					115200}
 
 /* MMC */
+#define CONFIG_GENERIC_MMC		1
 #define CONFIG_MMC			1
-#define CONFIG_OMAP3_MMC		1
+#define CONFIG_OMAP_HSMMC		1
 #define CONFIG_DOS_PARTITION		1
 
 /* I2C */
@@ -181,6 +182,7 @@
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"loadaddr=0x82000000\0" \
 	"console=ttyS2,115200n8\0" \
+	"mmcdev=0\0" \
 	"vram=12M\0" \
 	"dvimode=1024x768MR-16@60\0" \
 	"defaultdisplay=dvi\0" \
@@ -213,10 +215,10 @@
 		"${kernelopts} " \
 		"dnsip1=${dnsip} " \
 		"dnsip2=${dnsip2}\0" \
-	"loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
+	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 	"bootscript=echo Running bootscript from mmc ...; " \
 		"source ${loadaddr}\0" \
-	"loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
+	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 	"eraseenv=nand unlock 0x260000 0x20000; nand erase 0x260000 0x20000\0" \
 	"mmcboot=echo Booting from mmc ...; " \
 		"run mmcargs; " \
@@ -229,7 +231,7 @@
 		"dhcp ${loadaddr}; " \
 		"run netargs; " \
 		"bootm ${loadaddr}\0" \
-	"autoboot=if mmc init 0; then " \
+	"autoboot=if mmc rescan ${mmcdev}; then " \
 			"if run loadbootscript; then " \
 				"run bootscript; " \
 			"else " \