* Patch by Travis Sawyer, 01 Mar 2004:

[karo-tx-uboot.git] / cpu / ppc4xx / speed.c

diff --git a/cpu/ppc4xx/speed.c b/cpu/ppc4xx/speed.c
index e776050bccc7eab8ea01fd26d2bab778a607152a..7172fe3ea8046b36d3476be01d3147c3b504c29d 100644 (file)
--- a/cpu/ppc4xx/speed.c
+++ b/cpu/ppc4xx/speed.c
@@ -247,7 +247,7 @@ void get_sys_info (sys_info_t * sysInfo)
        unsigned long temp1;
        unsigned long lfdiv;
        unsigned long m;
-
+       unsigned long prbdv0;    
 
        /* Extract configured divisors */
        mfsdr( sdr_sdstp0,strp0 );
@@ -263,6 +263,7 @@ void get_sys_info (sys_info_t * sysInfo)
        sysInfo->pllOpbDiv = temp ? temp : 4;
        temp = (strp1 & PLLSYS1_PERCLK_DIV_MASK) >> 24;
        sysInfo->pllExtBusDiv = temp ? temp : 4;
+       prbdv0 = (strp0 >> 2) & 0x7;
 
        /* Calculate 'M' based on feedback source */
        temp = (strp0 & PLLSYS0_SEL_MASK) >> 27;
@@ -284,7 +285,7 @@ void get_sys_info (sys_info_t * sysInfo)
        /* Now calculate the individual clocks */
        sysInfo->freqVCOMhz = (m * CONFIG_SYS_CLK_FREQ) + (m>>1);
        sysInfo->freqProcessor = sysInfo->freqVCOMhz/sysInfo->pllFwdDivA;
-       sysInfo->freqPLB = sysInfo->freqVCOMhz/sysInfo->pllFwdDivB;
+       sysInfo->freqPLB = sysInfo->freqVCOMhz/sysInfo->pllFwdDivB/prbdv0;
        sysInfo->freqOPB = sysInfo->freqPLB/sysInfo->pllOpbDiv;
        sysInfo->freqEPB = sysInfo->freqOPB/sysInfo->pllExtBusDiv;