mmc: Add MMC_PROGRESS_*

This is my second attempt to make this enum generally available.
The first attempt added MMCIF_PROGRESS_* to include/linux/mmc/sh_mmcif.h.
However this is not sufficiently generic as the enum will be
used by SDHI boot code.

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/linux/mmc/boot.h b/include/linux/mmc/boot.h
new file mode 100644
index 0000000..39d787c
--- /dev/null
+++ b/include/linux/mmc/boot.h
@@ -0,0 +1,7 @@
+#ifndef MMC_BOOT_H
+#define MMC_BOOT_H
+
+enum { MMC_PROGRESS_ENTER, MMC_PROGRESS_INIT,
+       MMC_PROGRESS_LOAD, MMC_PROGRESS_DONE };
+
+#endif