linux/drivers/phy/qualcomm/phy-qcom-usb-ss.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2012-2014,2017 The Linux Foundation. All rights reserved.
 * Copyright (c) 2018-2020, Linaro Limited
 */

#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/reset.h>
#include <linux/slab.h>

#define PHY_CTRL0 …
#define PHY_CTRL1 …
#define PHY_CTRL2 …
#define PHY_CTRL4 …

/* PHY_CTRL bits */
#define REF_PHY_EN …
#define LANE0_PWR_ON …
#define SWI_PCS_CLK_SEL …
#define TST_PWR_DOWN …
#define PHY_RESET …

#define NUM_BULK_CLKS …
#define NUM_BULK_REGS …

struct ssphy_priv { … };

static inline void qcom_ssphy_updatel(void __iomem *addr, u32 mask, u32 val)
{ … }

static int qcom_ssphy_do_reset(struct ssphy_priv *priv)
{ … }

static int qcom_ssphy_power_on(struct phy *phy)
{ … }

static int qcom_ssphy_power_off(struct phy *phy)
{ … }

static int qcom_ssphy_init_clock(struct ssphy_priv *priv)
{ … }

static int qcom_ssphy_init_regulator(struct ssphy_priv *priv)
{ … }

static int qcom_ssphy_init_reset(struct ssphy_priv *priv)
{ … }

static const struct phy_ops qcom_ssphy_ops = …;

static int qcom_ssphy_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id qcom_ssphy_match[] = …;
MODULE_DEVICE_TABLE(of, qcom_ssphy_match);

static struct platform_driver qcom_ssphy_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;