[PATCH 2/4] ARM OMAP2+ GPMC: always program GPMCFCLKDIVIDER

Robert ABEL
2015-02-16T15:49:19Z

GPMC uses GPMCFCLKDIVIDER during synchronous as well as asynchronous accesses
in conjunction with WAITMONITORINGTIME. Thus, it's wrong to only program it for
synchronous accesses. Remove the conditional.

Signed-off-by: Robert ABEL <rabel@cit-ec.uni-bielefeld.de>
---
arch/arm/mach-omap2/gpmc.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 5c3639c..bae4a20 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -382,19 +382,14 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t)
if (gpmc_capability & GPMC_HAS_WR_ACCESS)
GPMC_SET_ONE(GPMC_CS_CONFIG6, 24, 28, wr_access);

- /* caller is expected to have initialized CONFIG1 to cover
- * at least sync vs async
- */
l = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
- if (l & (GPMC_CONFIG1_READTYPE_SYNC | GPMC_CONFIG1_WRITETYPE_SYNC)) {
#ifdef DEBUG
- printk(KERN_INFO "GPMC CS%d CLK period is %lu ns (div %d)\n",
- cs, (div * gpmc_get_fclk_period()) / 1000, div);
+ printk(KERN_INFO "GPMC CS%d CLK period is %lu ns (div %d)\n",
+ cs, (div * gpmc_get_fclk_period()) / 1000, div);
#endif
- l &= ~0x03;
- l |= (div - 1);
- gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, l);
- }
+ l &= ~0x03;
+ l |= (div - 1);
+ gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, l);

gpmc_cs_bool_timings(cs, &t->bool_timings);

--
2.3.0