The highbank SMC interface doesn't allow configuring the cache for unlocking from the non-secure world. So skip unlocking otherwise the machine get imprecise abort and become unstable on boot.
Signed-off-by: Sjoerd Simons <[email protected]> --- arch/arm/mach-highbank/highbank.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index 231fba0..8e4846d 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -66,6 +66,10 @@ static void __init highbank_init_irq(void) if (of_find_compatible_node(NULL, NULL, "arm,cortex-a9")) highbank_scu_map_io(); + + if (IS_ENABLED(CONFIG_CACHE_L2X0)) { + outer_cache.skip_unlock = true; + } } static void highbank_power_off(void) -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
