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>

diff --git a/common/board_f.c b/common/board_f.c
index a73f09c25364c644f51b85b3c043cdbfc37f0ffc..88e20e0168b23c19ab14b261eaa0011a739f1ba7 100644 (file)
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -429,7 +429,7 @@ static int reserve_round_4k(void)
 
 #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) && \
                defined(CONFIG_ARM)
-static int reserve_mmu(void)
+__weak int reserve_mmu(void)
 {
        /* reserve TLB table */
        gd->arch.tlb_size = PGTABLE_SIZE;

diff --git a/include/common.h b/include/common.h
index a8d833b9891fe09c7121c637a7f1f84a8b764d2b..b4dfd17ad8143c89f14c484964bc0430121ce1a5 100644 (file)
--- a/include/common.h
+++ b/include/common.h
@@ -338,6 +338,7 @@ 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);