pinctrl: rockchip: constify rockchip_pin_ctrl for RK3228

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-rk322x.c b/drivers/pinctrl/rockchip/pinctrl-rk322x.c
index b804597c048415f3875222b201442fc025b35658..a80978685d4c84edf4297e24958b52a147b3c1f7 100644 (file)
--- a/drivers/pinctrl/rockchip/pinctrl-rk322x.c
+++ b/drivers/pinctrl/rockchip/pinctrl-rk322x.c
@@ -257,7 +257,7 @@ static struct rockchip_pin_bank rk3228_pin_banks[] = {
        PIN_BANK(3, 32, "gpio3"),
 };
 
-static struct rockchip_pin_ctrl rk3228_pin_ctrl = {
+static const struct rockchip_pin_ctrl rk3228_pin_ctrl = {
        .pin_banks              = rk3228_pin_banks,
        .nr_banks               = ARRAY_SIZE(rk3228_pin_banks),
        .grf_mux_offset         = 0x0,