pinctrl: rockchip: constify rockchip_pin_ctrl for RK3399

There's no need to modify private data from the controller, so let's
make that struct const.

Signed-off-by: Quentin Schulz <quentin.schulz@cherry.de>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/drivers/pinctrl/rockchip/pinctrl-rk3399.c b/drivers/pinctrl/rockchip/pinctrl-rk3399.c
index b7a5092..928ed59 100644 (file)
--- a/drivers/pinctrl/rockchip/pinctrl-rk3399.c
+++ b/drivers/pinctrl/rockchip/pinctrl-rk3399.c
@@ -279,7 +279,7 @@ static struct rockchip_pin_bank rk3399_pin_banks[] = {
                           ),
 };
 
-static struct rockchip_pin_ctrl rk3399_pin_ctrl = {
+static const struct rockchip_pin_ctrl rk3399_pin_ctrl = {
        .pin_banks              = rk3399_pin_banks,
        .nr_banks               = ARRAY_SIZE(rk3399_pin_banks),
        .grf_mux_offset         = 0xe000,