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armv7m: cache: add mmu_set_region_dcache_behaviour() stub for compatibility

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Since some driver requires this function add it as an empty stub
when DCACHE is OFF.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
This commit is contained in:
Giulio Benetti 2020-01-10 15:46:52 +01:00 committed by Stefano Babic
parent 1054344fa4
commit e403316634
1 changed files with 6 additions and 0 deletions
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6
arch/arm/cpu/armv7m/cache.c
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@ -291,6 +291,12 @@ void flush_dcache_all(void)
void invalidate_dcache_all(void)
{
}
void mmu_set_region_dcache_behaviour(phys_addr_t start, size_t size,
enum dcache_option option)
{
}
#endif
#if !CONFIG_IS_ENABLED(SYS_ICACHE_OFF)