[U-Boot] [PATCH v2 4/5] at91: 9x5: change SMC config timing that both works for PMECC & non-PMECC.
Josh Wu
josh.wu at atmel.com
Thu Aug 16 07:05:14 CEST 2012
Signed-off-by: Josh Wu <josh.wu at atmel.com>
---
board/atmel/at91sam9x5ek/at91sam9x5ek.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/board/atmel/at91sam9x5ek/at91sam9x5ek.c b/board/atmel/at91sam9x5ek/at91sam9x5ek.c
index 17db0fd..8dc24ab 100644
--- a/board/atmel/at91sam9x5ek/at91sam9x5ek.c
+++ b/board/atmel/at91sam9x5ek/at91sam9x5ek.c
@@ -63,13 +63,13 @@ static void at91sam9x5ek_nand_hw_init(void)
writel(csa, &matrix->ebicsa);
/* Configure SMC CS3 for NAND/SmartMedia */
- writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) |
- AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0),
+ writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+ AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
&smc->cs[3].setup);
- writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(4) |
- AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(4),
+ writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) |
+ AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6),
&smc->cs[3].pulse);
- writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(7),
+ writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6),
&smc->cs[3].cycle);
writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
AT91_SMC_MODE_EXNW_DISABLE |
@@ -78,7 +78,7 @@ static void at91sam9x5ek_nand_hw_init(void)
#else /* CONFIG_SYS_NAND_DBW_8 */
AT91_SMC_MODE_DBW_8 |
#endif
- AT91_SMC_MODE_TDF_CYCLE(3),
+ AT91_SMC_MODE_TDF_CYCLE(1),
&smc->cs[3].mode);
writel(1 << ATMEL_ID_PIOCD, &pmc->pcer);
--
1.7.9.5
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