mtk_hdmi_phy_driver is not declared as static, so statify it.
drivers/phy/mediatek/phy-mtk-hdmi.c:204:24: warning: symbol 'mtk_hdmi_phy_driver' was not declared. Should it be static?
Acked-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://lore.kernel.org/r/20201205091146.3184305-1-vkoul@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
        {},
 };
 
-struct platform_driver mtk_hdmi_phy_driver = {
+static struct platform_driver mtk_hdmi_phy_driver = {
        .probe = mtk_hdmi_phy_probe,
        .driver = {
                .name = "mediatek-hdmi-phy",