include/linux/phy/phy-qcom-ufs.h

   1 /*
   2  * Copyright (c) 2013-2015, Linux Foundation. All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 and
   6  * only version 2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  */
  14
  15 #ifndef PHY_QCOM_UFS_H_
  16 #define PHY_QCOM_UFS_H_
  17
  18 #include "phy.h"
  19
  20 /**
  21  * ufs_qcom_phy_enable_dev_ref_clk() - Enable the device
  22  * ref clock.
  23  * @phy: reference to a generic phy.
  24  */
  25 void ufs_qcom_phy_enable_dev_ref_clk(struct phy *phy);
  26
  27 /**
  28  * ufs_qcom_phy_disable_dev_ref_clk() - Disable the device
  29  * ref clock.
  30  * @phy: reference to a generic phy.
  31  */
  32 void ufs_qcom_phy_disable_dev_ref_clk(struct phy *phy);
  33
  34 int ufs_qcom_phy_set_tx_lane_enable(struct phy *phy, u32 tx_lanes);
  35 void ufs_qcom_phy_save_controller_version(struct phy *phy,
  36                         u8 major, u16 minor, u16 step);
  37
  38 #endif /* PHY_QCOM_UFS_H_ */