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| author | Gregory Nutt <gnutt@nuttx.org> | 2013-11-21 14:46:49 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2013-11-21 14:46:49 -0600 |
| commit | c4a9ac4c31345c2a496447c7facd4febec515b12 (patch) | |
| tree | ed5212cd8a2b2cf97b15707163b2b429bf53436a /nuttx/configs/ea3131/src/up_mem.c | |
| parent | 5f30edb823e15043804873e7d7f085d0c443d0bd (diff) | |
| download | nuttx-c4a9ac4c31345c2a496447c7facd4febec515b12.tar.gz nuttx-c4a9ac4c31345c2a496447c7facd4febec515b12.tar.bz2 nuttx-c4a9ac4c31345c2a496447c7facd4febec515b12.zip | |
LPC-H3131: SDRAM timing update. Still does not work
Diffstat (limited to 'nuttx/configs/ea3131/src/up_mem.c')
| -rw-r--r-- | nuttx/configs/ea3131/src/up_mem.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/nuttx/configs/ea3131/src/up_mem.c b/nuttx/configs/ea3131/src/up_mem.c index 15a09c595..3df8d6e65 100644 --- a/nuttx/configs/ea3131/src/up_mem.c +++ b/nuttx/configs/ea3131/src/up_mem.c @@ -227,7 +227,7 @@ static void lpc31_sdraminitialize(void) putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_INOP), LPC31_MPMC_DYNCONTROL); - /* Load ~200us delay value to timer1 */ + /* Wait ~200us */ up_udelay(200); @@ -243,7 +243,7 @@ static void lpc31_sdraminitialize(void) putreg32(NS2HCLKS(EA3131_SDRAM_REFRESH, HCLK, MPMC_DYNREFRESH_TIMER_MASK), LPC31_MPMC_DYNREFRESH); - /* Load ~250us delay value to timer1 */ + /* Wait ~250us */ up_udelay(250); |