LXR linux/include/linux/phy/phy-zynqmp.h

   1/*
   2 * Xilinx ZynqMP PHY header
   3 *
   4 * Copyright (C) 2016 Xilinx, Inc.
   5 *
   6 * Author: Anurag Kumar Vulisha <anuragku@xilinx.com>
   7 * Author: Hyun Woo Kwon <hyunk@xilinx.com>
   8 *
   9 * This software is licensed under the terms of the GNU General Public
  10 * License version 2, as published by the Free Software Foundation, and
  11 * may be copied, distributed, and modified under those terms.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 */
  18
  19#ifndef _PHY_ZYNQMP_H_
  20#define _PHY_ZYNQMP_H_
  21
  22struct phy;
  23
  24#if defined(CONFIG_PHY_XILINX_ZYNQMP)
  25
  26extern int xpsgtr_override_deemph(struct phy *phy, u8 plvl, u8 vlvl);
  27extern int xpsgtr_margining_factor(struct phy *phy, u8 plvl, u8 vlvl);
  28extern int xpsgtr_wait_pll_lock(struct phy *phy);
  29int xpsgtr_usb_crst_assert(struct phy *phy);
  30int xpsgtr_usb_crst_release(struct phy *phy);
  31#else
  32
  33static inline int xpsgtr_override_deemph(struct phy *base, u8 plvl, u8 vlvl)
  34{
  35        return -ENODEV;
  36}
  37
  38static inline int xpsgtr_margining_factor(struct phy *base, u8 plvl, u8 vlvl)
  39{
  40        return -ENODEV;
  41}
  42
  43extern inline int xpsgtr_wait_pll_lock(struct phy *phy)
  44{
  45        return -ENODEV;
  46}
  47
  48extern inline int xpsgtr_usb_crst_assert(struct phy *phy)
  49{
  50        return -ENODEV;
  51}
  52
  53extern inline int xpsgtr_usb_crst_release(struct phy *phy)
  54{
  55        return -ENODEV;
  56}
  57
  58#endif
  59
  60#endif /* _PHY_ZYNQMP_H_ */
  61