drm/panfrost: default_supplies[] can be static

Fixes: 3e1399bc ("drm/panfrost: Add support for multiple regulators")
Signed-off-by: kbuild test robot <lkp@intel.com>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200227014100.GA61938@e50d7db646c3

drivers/gpu/drm/panfrost/panfrost_drv.c

@@ -659,7 +659,7 @@ static int panfrost_remove(struct platform_device *pdev)
 	return 0;
 }
 
-const char * const default_supplies[] = { "mali" };
+static const char * const default_supplies[] = { "mali" };
 static const struct panfrost_compatible default_data = {
 	.num_supplies = ARRAY_SIZE(default_supplies),
 	.supply_names = default_supplies,