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-rw-r--r--include/mmc.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/mmc.h b/include/mmc.h
index f0d4820627..8bbc6b6ebe 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -207,6 +207,9 @@
#define PART_ACCESS_MASK (0x7)
#define PART_SUPPORT (0x1)
+/* Maximum block size for MMC */
+#define MMC_MAX_BLOCK_LEN 512
+
struct mmc_cid {
unsigned long psn;
unsigned short oid;
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