ARM: imx: mark .dt_compat as const

Otherwise GCC will mark the .init.rodata section R/W, which causes
a compile error once we add other real R/O data.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 9b3a233cfc2b..d51c6e99a2e9 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -396,7 +396,7 @@ static void __init imx6q_init_irq(void)
         irqchip_init();
 }
 
-static const char *imx6q_dt_compat[] __initconst = {
+static const char * const imx6q_dt_compat[] __initconst = {
         "fsl,imx6dl",
         "fsl,imx6q",
         NULL,