Revert "clk: rockchip: reset init state before mmc card initialization"
authorShawn Lin <shawn.lin@rock-chips.com>
Fri, 13 May 2016 00:28:15 +0000 (08:28 +0800)
committerShawn Lin <shawn.lin@rock-chips.com>
Fri, 13 May 2016 02:45:43 +0000 (10:45 +0800)
This reverts commit 7a03fe6f48f35bbf5f5c3cb46f02e8c90b26b238.

We need a new patch for dw_mmc to deal with phase policy in case of
new register layout, otherwise it will break phase stuff for some
case

Change-Id: Iffb7a6dbe0b17d27c2cca4b2b99ddbc4e0736f18
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
drivers/clk/rockchip/clk-mmc-phase.c

index 2685644826a06ed5a6f21240ad8af040bf4b0b9e..bc24e5a002e77cad874a0c010fc55046aa66b0f4 100644 (file)
@@ -41,8 +41,6 @@ static unsigned long rockchip_mmc_recalc(struct clk_hw *hw,
 #define ROCKCHIP_MMC_DEGREE_MASK 0x3
 #define ROCKCHIP_MMC_DELAYNUM_OFFSET 2
 #define ROCKCHIP_MMC_DELAYNUM_MASK (0xff << ROCKCHIP_MMC_DELAYNUM_OFFSET)
-#define ROCKCHIP_MMC_INIT_STATE_RESET 0x1
-#define ROCKCHIP_MMC_INIT_STATE_SHIFT 1
 
 #define PSECS_PER_SEC 1000000000000LL
 
@@ -161,15 +159,6 @@ struct clk *rockchip_clk_register_mmc(const char *name,
        mmc_clock->reg = reg;
        mmc_clock->shift = shift;
 
-       /*
-        * Assert init_state to soft reset the CLKGEN
-        * for mmc tuning phase and degree
-        */
-       if (mmc_clock->shift == ROCKCHIP_MMC_INIT_STATE_SHIFT)
-               writel(HIWORD_UPDATE(ROCKCHIP_MMC_INIT_STATE_RESET,
-                                    ROCKCHIP_MMC_INIT_STATE_RESET,
-                                    mmc_clock->shift), mmc_clock->reg);
-
        clk = clk_register(NULL, &mmc_clock->hw);
        if (IS_ERR(clk))
                goto err_free;