From: Wang Dongsheng dongsheng.wang@freescale.com
Set the device tree property associated with the mpic source frequency. The frequency is used for mpic timer. the mpic timer use CCB/2 frequency on freescale corenet platform, other freescale platform use CCB frequency.
Signed-off-by: Wang Dongsheng dongsheng.wang@freescale.com --- arch/powerpc/cpu/mpc85xx/fdt.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index cda6ad6..288f7b2 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -665,6 +665,11 @@ void ft_cpu_setup(void *blob, bd_t *bd) "clock-frequency", CONFIG_SYS_CLK_FREQ, 1); do_fixup_by_compat_u32(blob, "fsl,qoriq-clockgen-2", "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);