cfi-mtd: Add cfi-mtd driver.
Add cfi-mtd driver, which exports CFI flash to MTD layer.
This allows CFI flash devices to be used from MTD layer.
Building of the new driver is controlled by CONFIG_FLASH_CFI_MTD
option. Initialization is done by calling cfi_mtd_init() from
flash_init().
Signed-off-by: Piotr Ziecik <kosmo@semihalf.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/flash.h b/include/flash.h
index 05fa572..6e2981c 100644
--- a/include/flash.h
+++ b/include/flash.h
@@ -86,6 +86,9 @@
/* convert between bit value and numeric value */
#define CFI_FLASH_SHIFT_WIDTH 3
+
+/* cfi-mtd device name */
+#define CFI_MTD_DEV_NAME "cfi-mtd"
/* Prototypes */
extern unsigned long flash_init (void);
@@ -103,6 +106,11 @@
extern flash_info_t *addr2info (ulong);
extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt);
+/* drivers/mtd/cfi_mtd.c */
+#ifdef CONFIG_FLASH_CFI_MTD
+extern int cfi_mtd_init(void);
+#endif
+
/* board/?/flash.c */
#if defined(CONFIG_SYS_FLASH_PROTECTION)
extern int flash_real_protect(flash_info_t *info, long sector, int prot);