From: Carolyn Smith <carolyn.sm...@tektronix.com>
This fixes the initialization of the SDRAM_CODT register in the ppc4xx DDR2
initialization code. It also removes use of the
SDRAM_CODT_FEEDBACK_RCV_SINGLE_END
and SDRAM_CODT_FEEDBACK_DRV_SINGLE_END #define's since they are reserved bits.
Signed-off-by: Carolyn Smith <carolyn.sm...@tektronix.com>
Signed-off-by: Stefan Roese <s...@denx.de>
---
v2:
- Generated by Stefan using git tools
- Minor coding style cleanup
cpu/ppc4xx/44x_spd_ddr2.c | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/cpu/ppc4xx/44x_spd_ddr2.c b/cpu/ppc4xx/44x_spd_ddr2.c
index 1e49571..33788cc 100644
--- a/cpu/ppc4xx/44x_spd_ddr2.c
+++ b/cpu/ppc4xx/44x_spd_ddr2.c
@@ -1101,11 +1101,8 @@ static void program_codt(unsigned long *dimm_populated,
* Set the SDRAM Controller On Die Termination Register
*-----------------------------------------------------------------*/
mfsdram(SDRAM_CODT, codt);
- codt |= (SDRAM_CODT_IO_NMODE
- & (~SDRAM_CODT_DQS_SINGLE_END
- & ~SDRAM_CODT_CKSE_SINGLE_END
- & ~SDRAM_CODT_FEEBBACK_RCV_SINGLE_END
- & ~SDRAM_CODT_FEEBBACK_DRV_SINGLE_END));
+ codt &= ~(SDRAM_CODT_DQS_SINGLE_END | SDRAM_CODT_CKSE_SINGLE_END);
+ codt |= SDRAM_CODT_IO_NMODE;
for (dimm_num = 0; dimm_num < num_dimm_banks; dimm_num++) {
if (dimm_populated[dimm_num] != SDRAM_NONE) {
--
1.6.1.3
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
