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authorMarkus Klotzbücher <Markus Klotzbümk@pollux.denx.de>2006-03-06 15:04:25 +0100
committerMarkus Klotzbücher <mk@pollux.denx.de>2006-03-06 15:04:25 +0100
commit43638c674a1bc57eef41439e87c281269a08cb16 (patch)
treec42d1e3340add6c4b4099ea59b603ecffbe0430d /include/configs/delta.h
parentf9e029184be5ef550d05262e0f150d31fb09d19b (diff)
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Cleanup of NAND support of delta board using the Monahans Data Flash
Controller.
Diffstat (limited to 'include/configs/delta.h')
-rw-r--r--include/configs/delta.h22
1 files changed, 20 insertions, 2 deletions
diff --git a/include/configs/delta.h b/include/configs/delta.h
index 3a94661..2a0a8fd 100644
--- a/include/configs/delta.h
+++ b/include/configs/delta.h
@@ -170,14 +170,32 @@
#define CFG_NAND_BASE_LIST { CFG_NAND0_BASE }
#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
#define SECTORSIZE 512
-/* #define NAND_NO_RB */
#define NAND_DELAY_US 25 /* mk@tbd: could be 0, I guess */
/* nand timeout values */
#define CFG_NAND_PROG_ERASE_TO 3000
#define CFG_NAND_OTHER_TO 100
#define CFG_NAND_SENDCMD_RETRY 3
-#define NAND_ALLOW_ERASE_ALL 1
+#undef NAND_ALLOW_ERASE_ALL /* Allow erasing bad blocks - don't use */
+
+/* NAND Timing Parameters (in ns) */
+#define NAND_TIMING_tCH 10
+#define NAND_TIMING_tCS 0
+#define NAND_TIMING_tWH 20
+#define NAND_TIMING_tWP 40
+
+#define NAND_TIMING_tRH 20
+#define NAND_TIMING_tRP 40
+
+#define NAND_TIMING_tR 11123
+/* #define NAND_TIMING_tWHR 110 */
+#define NAND_TIMING_tWHR 100
+#define NAND_TIMING_tAR 10
+
+/* NAND debugging */
+#define CFG_DFC_DEBUG1 /* usefull */
+#undef CFG_DFC_DEBUG2 /* noisy */
+#undef CFG_DFC_DEBUG3 /* extremly noisy */
#define CONFIG_MTD_DEBUG
#define CONFIG_MTD_DEBUG_VERBOSE 1