Similarly to ARMV7, on ARMV7M instruction cache memory needs to be disabled before running linux kernel to avoid kernel to be stuck.
Signed-off-by: Patrice Chotard <patrice.chot...@st.com> --- arch/arm/cpu/armv7m/cpu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/cpu/armv7m/cpu.c b/arch/arm/cpu/armv7m/cpu.c index a424babde547..29597750f8be 100644 --- a/arch/arm/cpu/armv7m/cpu.c +++ b/arch/arm/cpu/armv7m/cpu.c @@ -37,6 +37,9 @@ int cleanup_before_linux(void) * dcache flushing and disabling dcache */ invalidate_dcache_all(); + icache_disable(); + invalidate_icache_all(); + return 0; } -- 1.9.1 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot