powerpc/mpc85xx: add setting of clock-frequency for mpic node
Set the device tree property associated with the mpic source
frequency. The frequency is used for mpic timer.
Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index 24eb978..6f8d09e 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -663,6 +663,11 @@
#ifdef CONFIG_FSL_CORENET
do_fixup_by_compat_u32(blob, "fsl,qoriq-clockgen-1.0",
"clock-frequency", CONFIG_SYS_CLK_FREQ, 1);
+ do_fixup_by_compat_u32(blob, "fsl,mpic",
+ "clock-frequency", get_bus_freq(0)/2, 1);
+#else
+ do_fixup_by_compat_u32(blob, "fsl,mpic",
+ "clock-frequency", get_bus_freq(0), 1);
#endif
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);