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authorKumar Gala <galak@kernel.crashing.org>2008-05-29 01:21:24 -0500
committerAndrew Fleming-AFLEMING <afleming@freescale.com>2008-06-09 13:31:20 -0500
commitee1e35bede91debc8bff9b02f75574486033b652 (patch)
treeed995b8f3cc010641304958076f893f90d412336 /cpu
parent3b9519fc50802436e417c839e69df7b2016cade5 (diff)
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85xx: Only use PORPLLSR[DDR_Ratio] on platforms that define it
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'cpu')
-rw-r--r--cpu/mpc85xx/cpu.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 9873383..58d23f4 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -75,8 +75,12 @@ int checkcpu (void)
uint ver;
uint major, minor;
int i;
- u32 ddr_ratio;
+#ifdef CONFIG_DDR_CLK_FREQ
volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
+ u32 ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9;
+#else
+ u32 ddr_ratio = 0;
+#endif
svr = get_svr();
ver = SVR_SOC_VER(svr);
@@ -118,7 +122,7 @@ int checkcpu (void)
puts("Clock Configuration:\n");
printf(" CPU:%4lu MHz, ", DIV_ROUND_UP(sysinfo.freqProcessor,1000000));
printf("CCB:%4lu MHz,\n", DIV_ROUND_UP(sysinfo.freqSystemBus,1000000));
- ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9;
+
switch (ddr_ratio) {
case 0x0:
printf(" DDR:%4lu MHz (%lu MT/s data rate), ",