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>
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 @@
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 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 @@
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;