common: board_f: Make reserve_mmu a weak function

Make reserve_mmu a weak so that it provides an option
to customize this routine as per platform need

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/common/board_f.c b/common/board_f.c
index 19b80556be05c26829159f54d39a0474a7de54f2..5915e500ae8532ebfda77ce2f33abfec709dea4a 100644 (file)
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -340,7 +340,7 @@ static int reserve_round_4k(void)
 }
 
 #ifdef CONFIG_ARM
-static int reserve_mmu(void)
+__weak int reserve_mmu(void)
 {
 #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
        /* reserve TLB table */

diff --git a/include/common.h b/include/common.h
index 751665f8a437e67a0921d9cb2ed8f17444bd6579..c8fb277cde5f50ab831791a1ca247619dcae03ff 100644 (file)
--- a/include/common.h
+++ b/include/common.h
@@ -286,6 +286,7 @@ void board_show_dram(phys_size_t size);
  */
 int arch_fixup_fdt(void *blob);
 
+int reserve_mmu(void);
 /* common/flash.c */
 void flash_perror (int);