[U-Boot] [PATCH 01/11] am335x: make get_board_rev() function weak

[Igor Grinberg]

Current get_board_rev() function returns a hard coded value which is
obviously incorrect for the majority of boards.
Allow boards to provide a correct implementation by making this
function weak.

Signed-off-by: Igor Grinberg <grinberg at compulab.co.il>
---
 arch/arm/cpu/armv7/am33xx/sys_info.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c b/arch/arm/cpu/armv7/am33xx/sys_info.c
index 2ce682f..c297fd8 100644
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -18,6 +18,7 @@
 #include <asm/arch/cpu.h>
 #include <asm/arch/clock.h>
 #include <power/tps65910.h>
+#include <linux/compiler.h>
 
 struct ctrl_stat *cstat = (struct ctrl_stat *)CTRL_BASE;
 
@@ -53,7 +54,7 @@ u32 get_cpu_type(void)
  * get_board_rev() - setup to pass kernel board revision information
  * returns:(bit[0-3] sub version, higher bit[7-4] is higher version)
  */
-u32 get_board_rev(void)
+u32 __weak get_board_rev(void)
 {
 	return BOARD_REV_ID;
 }
-- 
2.0.4