REG_32K_CTRL
val8 = rtl8xxxu_read8(priv, REG_32K_CTRL);
rtl8xxxu_write8(priv, REG_32K_CTRL, val8);
u1b_tmp = rtl_read_byte(rtlpriv, REG_32K_CTRL);
rtl_write_byte(rtlpriv, REG_32K_CTRL, (u1b_tmp & (~BIT(0))));