[U-Boot] [PATCH] pwm: add MACRO to limit some code which only for rk3288

[Ziyuan Xu]

On 2016年07月08日 10:45, Kever Yang wrote:
> The grf setting for rkpwm is only need in rk3288, other SoCs like
> RK3399 which also use rkpwm do not need set the grf, let's add a
> MACRO to make the code only for RK3288.
>
> Change-Id: I167a4e8cf925e840d4bbbcfb1437aaed52b81477
Superfluous Change-Id.
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
>   drivers/pwm/rk_pwm.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
>
> diff --git a/drivers/pwm/rk_pwm.c b/drivers/pwm/rk_pwm.c
> index 2d289a4..e34adf0 100644
> --- a/drivers/pwm/rk_pwm.c
> +++ b/drivers/pwm/rk_pwm.c
> @@ -13,8 +13,10 @@
>   #include <syscon.h>
>   #include <asm/io.h>
>   #include <asm/arch/clock.h>
> +#ifdef CONFIG_ROCKCHIP_RK3288
>   #include <asm/arch/cru_rk3288.h>
>   #include <asm/arch/grf_rk3288.h>
> +#endif
>   #include <asm/arch/pwm.h>
>   #include <power/regulator.h>
>   
> @@ -22,7 +24,9 @@ DECLARE_GLOBAL_DATA_PTR;
>   
>   struct rk_pwm_priv {
>   	struct rk3288_pwm *regs;
> +#ifdef CONFIG_ROCKCHIP_RK3288
>   	struct rk3288_grf *grf;
> +#endif
>   };
>   
>   static int rk_pwm_set_config(struct udevice *dev, uint channel, uint period_ns,
> @@ -65,19 +69,23 @@ static int rk_pwm_ofdata_to_platdata(struct udevice *dev)
>   	struct regmap *map;
>   
>   	priv->regs = (struct rk3288_pwm *)dev_get_addr(dev);
> +#ifdef CONFIG_ROCKCHIP_RK3288
>   	map = syscon_get_regmap_by_driver_data(ROCKCHIP_SYSCON_GRF);
>   	if (IS_ERR(map))
>   		return PTR_ERR(map);
>   	priv->grf = regmap_get_range(map, 0);
> +#endif
>   
>   	return 0;
>   }
>   
>   static int rk_pwm_probe(struct udevice *dev)
>   {
> +#ifdef CONFIG_ROCKCHIP_RK3288
>   	struct rk_pwm_priv *priv = dev_get_priv(dev);
>   
>   	rk_setreg(&priv->grf->soc_con2, 1 << 0);
> +#endif
>   
>   	return 0;
>   }