[U-Boot] [PATCH 1/2] arm: add a weak function reset_cpu

[Peng Fan]

This commit 4bdcbe60a142b08eefccb0e326a37ba81d3389e8 removes reset_cpu which
breaks SPL build when DEBUG macro defined.

Introudce a weak function reset_cpu to avoid build failure when
building SPL for i.MX with DEBUG enabled.
"
arch/arm/lib/built-in.o: In function `do_reset':
~/uboot/arch/arm/lib/reset.c:45: undefined reference to `reset_cpu'
scripts/Makefile.spl:244: recipe for target 'spl/u-boot-spl' failed
"

Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Albert Aribaud <albert.u.boot at aribaud.net>
Cc: Stefano Babic <sbabic at denx.de>
Cc: Fabio Estevam <fabio.estevam at freescale.com>
---
 arch/arm/lib/reset.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/lib/reset.c b/arch/arm/lib/reset.c
index 9a95f08..4dd0131 100644
--- a/arch/arm/lib/reset.c
+++ b/arch/arm/lib/reset.c
@@ -27,6 +27,10 @@ __weak void reset_misc(void)
 {
 }
 
+__weak void reset_cpu(ulong addr)
+{
+}
+
 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	puts ("resetting ...\n");
-- 
2.6.2