},
 };
 
-static const char *hdmi_clk_gates4[] = {
+static const char * const hdmi_clk_gates4[] = {
        "hdmi", "sclk_hdmi"
 };
 
-static const char *hdmi_clk_muxes4[] = {
+static const char * const hdmi_clk_muxes4[] = {
        "sclk_pixel", "sclk_hdmiphy", "mout_hdmi"
 };
 
-static struct hdmi_driver_data exynos5420_hdmi_driver_data = {
+static const struct hdmi_driver_data exynos5420_hdmi_driver_data = {
        .type           = HDMI_TYPE14,
        .phy_confs      = hdmiphy_5420_configs,
        .phy_conf_count = ARRAY_SIZE(hdmiphy_5420_configs),
        .clk_muxes      = INIT_ARRAY_SPEC(hdmi_clk_muxes4),
 };
 
-static struct hdmi_driver_data exynos4212_hdmi_driver_data = {
+static const struct hdmi_driver_data exynos4212_hdmi_driver_data = {
        .type           = HDMI_TYPE14,
        .phy_confs      = hdmiphy_v14_configs,
        .phy_conf_count = ARRAY_SIZE(hdmiphy_v14_configs),
        .clk_muxes      = INIT_ARRAY_SPEC(hdmi_clk_muxes4),
 };
 
-static struct hdmi_driver_data exynos4210_hdmi_driver_data = {
+static const struct hdmi_driver_data exynos4210_hdmi_driver_data = {
        .type           = HDMI_TYPE13,
        .phy_confs      = hdmiphy_v13_configs,
        .phy_conf_count = ARRAY_SIZE(hdmiphy_v13_configs),