summaryrefslogtreecommitdiff
path: root/board/prodrive/p3mx/sdram_init.c
diff options
context:
space:
mode:
authorWolfgang Denk <wd@pollux.denx.de>2006-11-30 01:54:07 +0100
committerWolfgang Denk <wd@denx.de>2006-11-30 01:54:07 +0100
commit8d9a8610b8256331132227e9e6585c6bd5742787 (patch)
tree07b2f5b8692461d84048ddd3c31e88c7d2e1d6f3 /board/prodrive/p3mx/sdram_init.c
parent726e90aacf0b1ecb0e7055be574622fbe3e450ba (diff)
downloadu-boot-imx-8d9a8610b8256331132227e9e6585c6bd5742787.zip
u-boot-imx-8d9a8610b8256331132227e9e6585c6bd5742787.tar.gz
u-boot-imx-8d9a8610b8256331132227e9e6585c6bd5742787.tar.bz2
Code cleanup. Update CHANGELOG.
Diffstat (limited to 'board/prodrive/p3mx/sdram_init.c')
-rw-r--r--board/prodrive/p3mx/sdram_init.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/board/prodrive/p3mx/sdram_init.c b/board/prodrive/p3mx/sdram_init.c
index b4556de..176252e 100644
--- a/board/prodrive/p3mx/sdram_init.c
+++ b/board/prodrive/p3mx/sdram_init.c
@@ -12,7 +12,7 @@
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
@@ -44,7 +44,7 @@
DECLARE_GLOBAL_DATA_PTR;
#undef DEBUG
-#define MAP_PCI
+#define MAP_PCI
#ifdef DEBUG
#define DP(x) x
@@ -70,11 +70,12 @@ int memory_map_bank (unsigned int bankNo,
#endif
#ifdef DEBUG
- if (bankLength > 0)
+ if (bankLength > 0) {
printf ("mapping bank %d at %08x - %08x\n",
bankNo, bankBase, bankBase + bankLength - 1);
- else
+ } else {
printf ("unmapping bank %d\n", bankNo);
+ }
#endif
memoryMapBank (bankNo, bankBase, bankLength);
@@ -176,7 +177,7 @@ long int initdram (int board_type)
/* calibrate delay lines */
set_dfcdlInit();
- GT_REG_WRITE(MV64460_SDRAM_OPERATION, SDRAM_NOP); /* 0x1418 */
+ GT_REG_WRITE(MV64460_SDRAM_OPERATION, SDRAM_NOP); /* 0x1418 */
do {
tmp = GTREGREAD(MV64460_SDRAM_OPERATION);
} while(tmp != 0x0);
@@ -197,8 +198,8 @@ long int initdram (int board_type)
/* SDRAM drive strength */
GT_REG_WRITE(MV64460_SDRAM_ADDR_CTRL_PADS_CALIBRATION, 0x80000000); /* 0x14C0 */
GT_REG_WRITE(MV64460_SDRAM_ADDR_CTRL_PADS_CALIBRATION, 0x80000008); /* 0x14C0 */
- GT_REG_WRITE(MV64460_SDRAM_DATA_PADS_CALIBRATION, 0x80000000); /* 0x14C4 */
- GT_REG_WRITE(MV64460_SDRAM_DATA_PADS_CALIBRATION, 0x80000008); /* 0x14C4 */
+ GT_REG_WRITE(MV64460_SDRAM_DATA_PADS_CALIBRATION, 0x80000000); /* 0x14C4 */
+ GT_REG_WRITE(MV64460_SDRAM_DATA_PADS_CALIBRATION, 0x80000008); /* 0x14C4 */
/* setup SDRAM device registers */
@@ -306,22 +307,22 @@ void board_add_ram_info(int use_default)
/*
* mvDmaIsChannelActive - Check if IDMA channel is active
*
- * channel = IDMA channel number from 0 to 7
+ * channel = IDMA channel number from 0 to 7
*/
int mvDmaIsChannelActive (int channel)
{
- ulong data;
+ ulong data;
- data = GTREGREAD (MV64460_DMA_CHANNEL0_CONTROL + 4 * channel);
- if (data & BIT14) /* activity status */
- return 1;
+ data = GTREGREAD (MV64460_DMA_CHANNEL0_CONTROL + 4 * channel);
+ if (data & BIT14) /* activity status */
+ return 1;
- return 0;
+ return 0;
}
/*
* mvDmaSetMemorySpace - Set a DMA memory window for the DMA's address decoding
- * map.
+ * map.
*
* memSpace = IDMA memory window number from 0 to 7
* trg_if = Target interface:
@@ -363,9 +364,9 @@ int mvDmaSetMemorySpace (ulong memSpace,
/*
* mvDmaTransfer - Transfer data from src_addr to dst_addr on one of the 4
- * DMA channels.
+ * DMA channels.
*
- * channel = IDMA channel number from 0 to 3
+ * channel = IDMA channel number from 0 to 3
* destAddr = Destination address
* sourceAddr = Source address
* size = Size in bytes
@@ -385,7 +386,7 @@ int mvDmaTransfer (int channel, ulong sourceAddr,
GT_REG_WRITE (MV64460_DMA_CHANNEL0_SOURCE_ADDR + engOffReg, sourceAddr);
GT_REG_WRITE (MV64460_DMA_CHANNEL0_DESTINATION_ADDR + engOffReg, destAddr);
command = command |
- BIT12 | /* DMA_CHANNEL_ENABLE */
+ BIT12 | /* DMA_CHANNEL_ENABLE */
BIT9; /* DMA_NON_CHAIN_MODE */
/* Activate DMA channel By writting to mvDmaControlRegister */
GT_REG_WRITE (MV64460_DMA_CHANNEL0_CONTROL + engOffReg, command);