summaryrefslogtreecommitdiff
path: root/arch/powerpc/cpu
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/cpu')
-rw-r--r--arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c b/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
index 4b8e65a..3c87bfb 100644
--- a/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
+++ b/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
@@ -154,18 +154,20 @@ u32 ddr_rdss_opt(ulong) __attribute__((weak, alias("__ddr_rdss_opt")));
static u32 *get_membase(int bxcr_num)
{
- ulong bxcf;
u32 *membase;
#if defined(SDRAM_R0BAS)
/* BAS from Memory Queue rank reg. */
membase =
(u32 *)(SDRAM_RXBAS_SDBA_DECODE(mfdcr_any(SDRAM_R0BAS+bxcr_num)));
- bxcf = 0; /* just to satisfy the compiler */
#else
- /* BAS from SDRAM_MBxCF mem rank reg. */
- mfsdram(SDRAM_MB0CF + (bxcr_num<<2), bxcf);
- membase = (u32 *)((bxcf & 0xfff80000) << 3);
+ {
+ ulong bxcf;
+
+ /* BAS from SDRAM_MBxCF mem rank reg. */
+ mfsdram(SDRAM_MB0CF + (bxcr_num<<2), bxcf);
+ membase = (u32 *)((bxcf & 0xfff80000) << 3);
+ }
#endif
return membase;
@@ -719,7 +721,9 @@ static u32 program_DQS_calibration_methodB(struct ddrautocal *ddrcal)
static u32 DQS_calibration_methodB(struct ddrautocal *cal)
{
ulong rfdc_reg;
+#ifndef CONFIG_DDR_RFDC_FIXED
ulong rffd;
+#endif
ulong rqdc_reg;
ulong rqfd;
@@ -837,7 +841,6 @@ static u32 DQS_calibration_methodB(struct ddrautocal *cal)
mtsdram(SDRAM_RFDC, rfdc_reg | SDRAM_RFDC_RFFD_ENCODE(rffd_average));
#endif /* CONFIG_DDR_RFDC_FIXED */
- rffd = rffd_average;
in_window = 0;
curr_win_min = curr_win_max = 0;