commit 90dcc4fc67f434e80ed1f2864825c962481b69e3
author Marek Behún <marek.behun@nic.cz> Thu May 20 13:24:12 2021 +0200
committer Tom Rini <trini@konsulko.com> Mon May 24 14:21:30 2021 -0400
tree 99095d4136de6b5f1cbb1d353c45a43ee8332b4b
parent a62fac911de564a403f5b371965f8189a106de5c

ARM: fix LTO for imx28_xea

When imx28_xea_defconfig is built with LTO, the compiler complains about
the two different declarations of _start:
   include/asm-generic/sections.h    as  extern void _start(void);
   arch/arm/cpu/arm926ejs/mxs/mxs.c  as  extern uint32_t _start;

Fix this.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

arch/arm/cpu/arm926ejs/mxs/mxs.c

diff --git a/arch/arm/cpu/arm926ejs/mxs/mxs.c b/arch/arm/cpu/arm926ejs/mxs/mxs.c
index 344b9b4..4d21e3d 100644
--- a/arch/arm/cpu/arm926ejs/mxs/mxs.c
+++ b/arch/arm/cpu/arm926ejs/mxs/mxs.c
@@ -25,6 +25,7 @@
 #include <asm/arch/iomux.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/sys_proto.h>
+#include <asm/sections.h>
 #include <linux/compiler.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -98,7 +99,6 @@
 {
 	struct mxs_clkctrl_regs *clkctrl_regs =
 		(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
-	extern uint32_t _start;
 
 	mx28_fixup_vt((uint32_t)&_start);