of_device_ids are not supposed to change at runtime. All functions
working with of_device_ids provided by <linux/of.h> work with const
of_device_ids. So mark the non-const structs as const.

File size before:
   text    data     bss     dec     hex filename
   1531     592       0    2123     84b drivers/gpu/drm/tilcdc/tilcdc_panel.o

File size after constify:
   text    data     bss     dec     hex filename
   1915     176       0    2091     82b drivers/gpu/drm/tilcdc/tilcdc_panel.o

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/gpu/drm/tilcdc/tilcdc_panel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_panel.c 
b/drivers/gpu/drm/tilcdc/tilcdc_panel.c
index 28c3e2f..2abe7c4 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_panel.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_panel.c
@@ -419,7 +419,7 @@ static int panel_remove(struct platform_device *pdev)
        return 0;
 }
 
-static struct of_device_id panel_of_match[] = {
+static const struct of_device_id panel_of_match[] = {
                { .compatible = "ti,tilcdc,panel", },
                { },
 };
-- 
1.9.1

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