[PATCH 3/3] ARM: rockchip: drop rk3288 jtag/mmc switch handling

Shawn Lin shawn.lin at rock-chips.com
Mon May 23 19:09:41 PDT 2016


在 2016/5/23 22:58, Heiko Stuebner 写道:
> We moved that functionality to a more generic place where it can also
> be used for other socs, so drop it from architecture code.
>
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>

It looks good to drop this Soc related setting from
architecture code.

Reviewed-by: Shawn Lin <shawn.lin at rock-chips.com>

> ---
>  arch/arm/mach-rockchip/rockchip.c | 12 ------------
>  1 file changed, 12 deletions(-)
>
> diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
> index beb71da..e7b2aa7 100644
> --- a/arch/arm/mach-rockchip/rockchip.c
> +++ b/arch/arm/mach-rockchip/rockchip.c
> @@ -29,13 +29,11 @@
>  #include "core.h"
>  #include "pm.h"
>
> -#define RK3288_GRF_SOC_CON0 0x244
>  #define RK3288_TIMER6_7_PHYS 0xff810000
>
>  static void __init rockchip_timer_init(void)
>  {
>  	if (of_machine_is_compatible("rockchip,rk3288")) {
> -		struct regmap *grf;
>  		void __iomem *reg_base;
>
>  		/*
> @@ -54,16 +52,6 @@ static void __init rockchip_timer_init(void)
>  		} else {
>  			pr_err("rockchip: could not map timer7 registers\n");
>  		}
> -
> -		/*
> -		 * Disable auto jtag/sdmmc switching that causes issues
> -		 * with the mmc controllers making them unreliable
> -		 */
> -		grf = syscon_regmap_lookup_by_compatible("rockchip,rk3288-grf");
> -		if (!IS_ERR(grf))
> -			regmap_write(grf, RK3288_GRF_SOC_CON0, 0x10000000);
> -		else
> -			pr_err("rockchip: could not get grf syscon\n");
>  	}
>
>  	of_clk_init(NULL);
>


-- 
Best Regards
Shawn Lin




More information about the Linux-rockchip mailing list