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authorSukumar Ghorai <s-ghorai@ti.com>2011-01-28 15:42:08 +0530
committerTony Lindgren <tony@atomide.com>2011-02-17 15:32:54 -0800
commitf3d73f362d689a1d044e77964864f0a8ea0217f3 (patch)
tree78952365f2a575234fe8cfa0bdf04e268080cd1a /arch/arm/plat-omap/include/plat/gpmc.h
parent317379a975c07fe63bc4f86dabd668df96ff3df2 (diff)
omap3: nand: ecc layout select from board file
This patch makes it possible to select sw or hw (different layout options) ecc scheme supported by omap nand driver. Signed-off-by: Vimal Singh <vimalsingh@ti.com> Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/include/plat/gpmc.h')
-rw-r--r--arch/arm/plat-omap/include/plat/gpmc.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/plat-omap/include/plat/gpmc.h
index a2434639063..773351bc25a 100644
--- a/arch/arm/plat-omap/include/plat/gpmc.h
+++ b/arch/arm/plat-omap/include/plat/gpmc.h
@@ -86,6 +86,12 @@
#define PREFETCH_FIFOTHRESHOLD_MAX 0x40
#define PREFETCH_FIFOTHRESHOLD(val) ((val) << 8)
+enum omap_ecc {
+ /* 1-bit ecc: stored at end of spare area */
+ OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */
+ OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */
+};
+
/*
* Note that all values in this struct are in nanoseconds except sync_clk
* (which is in picoseconds), while the register values are in gpmc_fck cycles.