pwm: rockchip: need the Distinguish between rk3328 and rk3288 for clk used

Change-Id: Ib6274a200640ab8829a99761ffbf60d530fe5653
Signed-off-by: david.wu <[email protected]>

Author: SuperDavidWu

Documentation/devicetree/bindings/pwm/pwm-rockchip.txt

@@ -5,7 +5,7 @@ Required properties:
    "rockchip,rk2928-pwm": found on RK29XX,RK3066 and RK3188 SoCs
    "rockchip,rk3288-pwm": found on RK3288 SoC
    "rockchip,vop-pwm": found integrated in VOP on RK3288 SoC
-   "rockchip,rk3328-pwm", "rockchip,rk3288-pwm": found on RK3328 SoC
+   "rockchip,rk3328-pwm": found on RK3328 SoC
    "rockchip,rk3399-pwm", "rockchip,rk3288-pwm": found on RK3399 SoC
  - reg: physical base address and length of the controller's registers
  - clocks: See ../clock/clock-bindings.txt

drivers/pwm/pwm-rockchip.c

@@ -239,6 +239,7 @@ static const struct rockchip_pwm_data pwm_data_vop = {
 static const struct of_device_id rockchip_pwm_dt_ids[] = {
 	{ .compatible = "rockchip,rk2928-pwm", .data = &pwm_data_v1},
 	{ .compatible = "rockchip,rk3288-pwm", .data = &pwm_data_v2},
+	{ .compatible = "rockchip,rk3328-pwm", .data = &pwm_data_v2},
 	{ .compatible = "rockchip,vop-pwm", .data = &pwm_data_vop},
 	{ .compatible = "rockchip,rk3399-pwm", .data = &pwm_data_v2},
 	{ /* sentinel */ }