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
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