mfd: Constify of_device_id array

of_device_id is always used as const.

(See driver.of_match_table and open firmware functions)

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

3 files changed, 3 insertions, 3 deletions

diff --git a/drivers/mfd/hi6421-pmic-core.c b/drivers/mfd/hi6421-pmic-core.c
index 7210ae28bf81..95b2ff8f223a 100644
--- a/drivers/mfd/hi6421-pmic-core.c
+++ b/drivers/mfd/hi6421-pmic-core.c
@@ -93,7 +93,7 @@ static int hi6421_pmic_remove(struct platform_device *pdev)
         return 0;
 }
 
-static struct of_device_id of_hi6421_pmic_match_tbl[] = {
+static const struct of_device_id of_hi6421_pmic_match_tbl[] = {
         { .compatible = "hisilicon,hi6421-pmic", },
         { },
 };
diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c
index 7cf25c7c8d81..4b1e4399754b 100644
--- a/drivers/mfd/rk808.c
+++ b/drivers/mfd/rk808.c
@@ -246,7 +246,7 @@ static int rk808_remove(struct i2c_client *client)
         return 0;
 }
 
-static struct of_device_id rk808_of_match[] = {
+static const struct of_device_id rk808_of_match[] = {
         { .compatible = "rockchip,rk808" },
         { },
 };
diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c
index 393509246037..f440aed61305 100644
--- a/drivers/mfd/twl4030-power.c
+++ b/drivers/mfd/twl4030-power.c
@@ -829,7 +829,7 @@ static struct twl4030_power_data osc_off_idle = {
         .board_config           = osc_off_rconfig,
 };
 
-static struct of_device_id twl4030_power_of_match[] = {
+static const struct of_device_id twl4030_power_of_match[] = {
         {
                 .compatible = "ti,twl4030-power",
         },