arm: cache: add missing dummy functions for when dcache disabled

Adds missing flush_dcache_range and invalidate_dcache_range dummy
(empty) placeholder functions to the #else portion of the #ifndef
CONFIG_SYS_DCACHE_OFF, where full implementations of these functions
are defined.

Signed-off-by: Daniel Allred <d-allred@ti.com>
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/arch/arm/cpu/armv7/cache_v7.c b/arch/arm/cpu/armv7/cache_v7.c
index dc309da..24fe0c5 100644 (file)
--- a/arch/arm/cpu/armv7/cache_v7.c
+++ b/arch/arm/cpu/armv7/cache_v7.c
@@ -195,6 +195,14 @@ void flush_dcache_all(void)
 {
 }
 
+void invalidate_dcache_range(unsigned long start, unsigned long stop)
+{
+}
+
+void flush_dcache_range(unsigned long start, unsigned long stop)
+{
+}
+
 void arm_init_before_mmu(void)
 {
 }