Merge branch 'master' of /home/wd/git/u-boot/lwmon5

[u-boot] / cpu / mpc8xx / speed.c

diff --git a/cpu/mpc8xx/speed.c b/cpu/mpc8xx/speed.c
index 101d5f9cb35a2fa9909cd9d3df1db8ffa8c0947d..070babcc9a3b4f88b0c30d22f82e3b4aa620da54 100644 (file)
--- a/cpu/mpc8xx/speed.c
+++ b/cpu/mpc8xx/speed.c
@@ -174,6 +174,27 @@ unsigned long measure_gclk(void)
 
 #endif
 
+void get_brgclk(uint sccr)
+{
+       uint divider = 0;
+
+       switch((sccr&SCCR_DFBRG11)>>11){
+               case 0:
+                       divider = 1;
+                       break;
+               case 1:
+                       divider = 4;
+                       break;
+               case 2:
+                       divider = 16;
+                       break;
+               case 3:
+                       divider = 64;
+                       break;
+       }
+       gd->brg_clk = gd->cpu_clk/divider;
+}
+
 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
 
 /*
@@ -223,6 +244,8 @@ int get_clocks (void)
                gd->bus_clk = gd->cpu_clk / 2;
        }
 
+       get_brgclk(sccr);
+
        return (0);
 }
 
@@ -254,16 +277,15 @@ int get_clocks_866 (void)
        gd->cpu_clk = measure_gclk ();
 #endif
 
+       get_brgclk(immr->im_clkrst.car_sccr);
+
        /* if cpu clock <= 66 MHz then set bus division factor to 1,
         * otherwise set it to 2
         */
        sccr_reg = immr->im_clkrst.car_sccr;
        sccr_reg &= ~SCCR_EBDF11;
-#if defined(CONFIG_TQM885D)
-       if (gd->cpu_clk <= 80000000) {
-#else
+
        if (gd->cpu_clk <= 66000000) {
-#endif
                sccr_reg |= SCCR_EBDF00;        /* bus division factor = 1 */
                gd->bus_clk = gd->cpu_clk;
        } else {