IFC is considered as a required component in Layerscape platforms' Linux. But if IFC is not enabled in U-Boot on some boards, accessing IFC memory space would cause kernel call trace. So disable IFC node in such cases.
Signed-off-by: Gong Qianyu Qianyu.Gong@nxp.com --- V2: - Revised the title and message. - Used #ifndef CONFIG_FSL_IFC rather than #ifdef CONFIG_FSL_QSPI.
arch/arm/cpu/armv8/fsl-layerscape/fdt.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c index 1e875c4..96dab56 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c @@ -98,4 +98,9 @@ void ft_cpu_setup(void *blob, bd_t *bd) #ifdef CONFIG_SYS_DPAA_FMAN fdt_fixup_fman_firmware(blob); #endif + +#ifndef CONFIG_FSL_IFC + do_fixup_by_compat(blob, "fsl,ifc", + "status", "disabled", 8 + 1, 1); +#endif }