[U-Boot] [RFC PATCH] common: board_f: Make reserve_mmu a weak function

[Michal Simek]

From: Siva Durga Prasad Paladugu <siva.durga.paladugu at xilinx.com>

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 at xilinx.com>
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

 common/board_f.c | 2 +-
 include/common.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/common/board_f.c b/common/board_f.c
index 2cdd12a503ae..09f0fbfb6c96 100644
--- 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 1a98512ab618..ce4c92015928 100644
--- 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);
 
-- 
1.9.1