LXR linux/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 */
  25void 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 */
  32void ufs_qcom_phy_disable_dev_ref_clk(struct phy *phy);
  33
  34int ufs_qcom_phy_start_serdes(struct phy *phy);
  35int ufs_qcom_phy_set_tx_lane_enable(struct phy *phy, u32 tx_lanes);
  36int ufs_qcom_phy_calibrate_phy(struct phy *phy, bool is_rate_B);
  37int ufs_qcom_phy_is_pcs_ready(struct phy *phy);
  38void ufs_qcom_phy_save_controller_version(struct phy *phy,
  39                        u8 major, u16 minor, u16 step);
  40
  41#endif /* PHY_QCOM_UFS_H_ */
  42