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authorStefan Roese <sr@denx.de>2011-11-15 08:02:11 +0000
committerWolfgang Denk <wd@denx.de>2011-11-16 21:15:07 +0100
commit8f6db4b7abb72938cb89d12b221698eb29cf2940 (patch)
treea1906f2fc8deb91037dd5598d77971c6875b4c1a /arch/powerpc/cpu
parentfe91a65707e9a62deefd82618f3c4c292009bbba (diff)
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4xx_ibm_ddr2_autocalib.c: Fix GCC 4.6 build warnings
Fix: 4xx_ibm_ddr2_autocalib.c: In function 'get_membase': 4xx_ibm_ddr2_autocalib.c:157:8: warning: variable 'bxcf' set but not used [-Wunused-but-set-variable] 4xx_ibm_ddr2_autocalib.c: In function 'DQS_calibration_methodB': 4xx_ibm_ddr2_autocalib.c:722:8: warning: variable 'rffd' set but not used [-Wunused-but-set-variable] Signed-off-by: Stefan Roese <sr@denx.de>
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;