mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-28 15:13:55 +08:00
39e794bff7
This change adds a support for a 20nm qcom-ufs phy that is required in platforms that use ufs-qcom controller. Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org> Reviewed-by: Dov Levenglick <dovl@codeaurora.org> Signed-off-by: Christoph Hellwig <hch@lst.de>
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
|
|
* Copyright (c) 2013-2015, Linux Foundation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 and
|
|
* only version 2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
*/
|
|
|
|
#ifndef PHY_QCOM_UFS_H_
|
|
#define PHY_QCOM_UFS_H_
|
|
|
|
#include "phy.h"
|
|
|
|
/**
|
|
* ufs_qcom_phy_enable_ref_clk() - Enable the phy
|
|
* ref clock.
|
|
* @phy: reference to a generic phy
|
|
*
|
|
* returns 0 for success, and non-zero for error.
|
|
*/
|
|
int ufs_qcom_phy_enable_ref_clk(struct phy *phy);
|
|
|
|
/**
|
|
* ufs_qcom_phy_disable_ref_clk() - Disable the phy
|
|
* ref clock.
|
|
* @phy: reference to a generic phy.
|
|
*/
|
|
void ufs_qcom_phy_disable_ref_clk(struct phy *phy);
|
|
|
|
/**
|
|
* ufs_qcom_phy_enable_dev_ref_clk() - Enable the device
|
|
* ref clock.
|
|
* @phy: reference to a generic phy.
|
|
*/
|
|
void ufs_qcom_phy_enable_dev_ref_clk(struct phy *phy);
|
|
|
|
/**
|
|
* ufs_qcom_phy_disable_dev_ref_clk() - Disable the device
|
|
* ref clock.
|
|
* @phy: reference to a generic phy.
|
|
*/
|
|
void ufs_qcom_phy_disable_dev_ref_clk(struct phy *phy);
|
|
|
|
int ufs_qcom_phy_enable_iface_clk(struct phy *phy);
|
|
void ufs_qcom_phy_disable_iface_clk(struct phy *phy);
|
|
int ufs_qcom_phy_start_serdes(struct phy *phy);
|
|
int ufs_qcom_phy_set_tx_lane_enable(struct phy *phy, u32 tx_lanes);
|
|
int ufs_qcom_phy_calibrate_phy(struct phy *phy, bool is_rate_B);
|
|
int ufs_qcom_phy_is_pcs_ready(struct phy *phy);
|
|
void ufs_qcom_phy_save_controller_version(struct phy *phy,
|
|
u8 major, u16 minor, u16 step);
|
|
|
|
#endif /* PHY_QCOM_UFS_H_ */
|