static void lp5523_load_engine(struct lp55xx_chip *chip)
 {
        enum lp55xx_engine_index idx = chip->engine_idx;
-       u8 mask[] = {
+       static const u8 mask[] = {
                [LP55XX_ENGINE_1] = LP5523_MODE_ENG1_M,
                [LP55XX_ENGINE_2] = LP5523_MODE_ENG2_M,
                [LP55XX_ENGINE_3] = LP5523_MODE_ENG3_M,
        };
 
-       u8 val[] = {
+       static const u8 val[] = {
                [LP55XX_ENGINE_1] = LP5523_LOAD_ENG1,
                [LP55XX_ENGINE_2] = LP5523_LOAD_ENG2,
                [LP55XX_ENGINE_3] = LP5523_LOAD_ENG3,
 static void lp5523_load_engine_and_select_page(struct lp55xx_chip *chip)
 {
        enum lp55xx_engine_index idx = chip->engine_idx;
-       u8 page_sel[] = {
+       static const u8 page_sel[] = {
                [LP55XX_ENGINE_1] = LP5523_PAGE_ENG1,
                [LP55XX_ENGINE_2] = LP5523_PAGE_ENG2,
                [LP55XX_ENGINE_3] = LP5523_PAGE_ENG3,
 static void lp5523_stop_engine(struct lp55xx_chip *chip)
 {
        enum lp55xx_engine_index idx = chip->engine_idx;
-       u8 mask[] = {
+       static const u8 mask[] = {
                [LP55XX_ENGINE_1] = LP5523_MODE_ENG1_M,
                [LP55XX_ENGINE_2] = LP5523_MODE_ENG2_M,
                [LP55XX_ENGINE_3] = LP5523_MODE_ENG3_M,
 {
        struct lp55xx_engine *engine = &chip->engines[nr - 1];
        int ret;
-       u8 mux_page[] = {
+       static const u8 mux_page[] = {
                [LP55XX_ENGINE_1] = LP5523_PAGE_MUX1,
                [LP55XX_ENGINE_2] = LP5523_PAGE_MUX2,
                [LP55XX_ENGINE_3] = LP5523_PAGE_MUX3,