SYSCLK frequency is dependent on on-board switch settings. It may vary as per requirement. boot-loader is aware of board switch configurations.
So Fixup Linux device tree from boot-loader.
Signed-off-by: Prabhakar Kushwaha prabhakar@freescale.com CC: Mingkai Hu Mingkai.Hu@freescale.com --- arch/arm/cpu/armv8/fsl-layerscape/fdt.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c index eafdd71..4e4861d 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c @@ -190,6 +190,9 @@ void ft_cpu_setup(void *blob, bd_t *bd) "clock-frequency", CONFIG_SYS_NS16550_CLK, 1); #endif
+ do_fixup_by_compat_u32(blob, "fixed-clock", + "clock-frequency", CONFIG_SYS_CLK_FREQ, 1); + #ifdef CONFIG_PCI ft_pci_setup(blob, bd); #endif