BIT_SYSCTRL_REF_CLOCK_EN
ufs_sys_ctrl_clr_bits(host, BIT_SYSCTRL_REF_CLOCK_EN, PHY_CLK_CTRL);
ufs_sys_ctrl_set_bits(host, BIT_SYSCTRL_REF_CLOCK_EN, PHY_CLK_CTRL);
ufs_sys_ctrl_clr_bits(host, BIT_SYSCTRL_REF_CLOCK_EN, PHY_CLK_CTRL);
if (ufs_sys_ctrl_readl(host, PHY_CLK_CTRL) & BIT_SYSCTRL_REF_CLOCK_EN)
ufs_sys_ctrl_set_bits(host, BIT_SYSCTRL_REF_CLOCK_EN, PHY_CLK_CTRL);