[U-Boot] [PATCH] powerpc/t4240qds: Update IFC timing for NOR flash
Prabhakar Kushwaha
prabhakar at freescale.com
Thu Dec 20 04:23:05 CET 2012
From: York Sun <yorksun at freescale.com>
Relax parameters to give address latching more time to setup.
Tighten parameters to make it overall faster.
Signed-off-by: York Sun <yorksun at freescale.com>
---
include/configs/t4qds.h | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/include/configs/t4qds.h b/include/configs/t4qds.h
index 9e14d88..5d0d48f 100644
--- a/include/configs/t4qds.h
+++ b/include/configs/t4qds.h
@@ -213,14 +213,14 @@ unsigned long get_board_ddr_clk(void);
/* NOR Flash Timing Params */
#define CONFIG_SYS_NOR_CSOR CSOR_NAND_TRHZ_80
-#define CONFIG_SYS_NOR_FTIM0 (FTIM0_NOR_TACSE(0x01) | \
- FTIM0_NOR_TEADC(0x01) | \
- FTIM0_NOR_TEAHC(0x20))
+#define CONFIG_SYS_NOR_FTIM0 (FTIM0_NOR_TACSE(0x4) | \
+ FTIM0_NOR_TEADC(0x5) | \
+ FTIM0_NOR_TEAHC(0x5))
#define CONFIG_SYS_NOR_FTIM1 (FTIM1_NOR_TACO(0x35) | \
FTIM1_NOR_TRAD_NOR(0x1A) |\
FTIM1_NOR_TSEQRAD_NOR(0x13))
-#define CONFIG_SYS_NOR_FTIM2 (FTIM2_NOR_TCS(0x01) | \
- FTIM2_NOR_TCH(0x0E) | \
+#define CONFIG_SYS_NOR_FTIM2 (FTIM2_NOR_TCS(0x4) | \
+ FTIM2_NOR_TCH(0x4) | \
FTIM2_NOR_TWPH(0x0E) | \
FTIM2_NOR_TWP(0x1c))
#define CONFIG_SYS_NOR_FTIM3 0x0
--
1.7.9.5
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