MMCIF_CE_CLK_CTRL
sh_mmcif_bitclr(host, MMCIF_CE_CLK_CTRL, CLK_ENABLE);
sh_mmcif_bitclr(host, MMCIF_CE_CLK_CTRL, CLK_CLEAR);
sh_mmcif_bitset(host, MMCIF_CE_CLK_CTRL, CLK_CLEAR & clkdiv);
sh_mmcif_bitset(host, MMCIF_CE_CLK_CTRL, CLK_ENABLE);
tmp = 0x010f0000 & sh_mmcif_readl(host->addr, MMCIF_CE_CLK_CTRL);
sh_mmcif_bitset(host, MMCIF_CE_CLK_CTRL, tmp |
sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL,
sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL,