poweprc/85xx: add QMan frequency info and fdt fixup.

Starting from QMan3.0, the QMan clock cycle needs be exposed so that the kernel
driver can use it to calculate the shaper prescaler and rate.

Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index 892bfa4..db232e6 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -217,6 +217,10 @@
 	}
 #endif
 
+#ifdef CONFIG_SYS_DPAA_QBMAN
+	printf("       QMAN:  %s MHz\n", strmhz(buf1, sysinfo.freqQMAN));
+#endif
+
 #ifdef CONFIG_SYS_DPAA_PME
 	printf("       PME:   %s MHz\n", strmhz(buf1, sysinfo.freqPME));
 #endif