linux/drivers/phy/broadcom/phy-bcm-sr-usb.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2016-2018 Broadcom
 */

#include <linux/delay.h>
#include <linux/io.h>
#include <linux/iopoll.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>

enum bcm_usb_phy_version { … };

enum bcm_usb_phy_reg { … };

/* USB PHY registers */

static const u8 bcm_usb_combo_phy_ss[] = …;

static const u8 bcm_usb_combo_phy_hs[] = …;

static const u8 bcm_usb_hs_phy[] = …;

enum pll_ctrl_bits { … };

static const u8 u3pll_ctrl[] = …;

#define HSPLL_PDIV_MASK …
#define HSPLL_PDIV_VAL …

static const u8 u2pll_ctrl[] = …;

enum bcm_usb_phy_ctrl_bits { … };

#define PHY_PCTL_MASK …
#define SSPHY_PCTL_VAL …

static const u8 u3phy_ctrl[] = …;

static const u8 u2phy_ctrl[] = …;

struct bcm_usb_phy_cfg { … };

#define PLL_LOCK_RETRY_COUNT …

enum bcm_usb_phy_type { … };

#define NUM_BCM_SR_USB_COMBO_PHYS …

static inline void bcm_usb_reg32_clrbits(void __iomem *addr, uint32_t clear)
{ … }

static inline void bcm_usb_reg32_setbits(void __iomem *addr, uint32_t set)
{ … }

static int bcm_usb_pll_lock_check(void __iomem *addr, u32 bit)
{ … }

static int bcm_usb_ss_phy_init(struct bcm_usb_phy_cfg *phy_cfg)
{ … }

static int bcm_usb_hs_phy_init(struct bcm_usb_phy_cfg *phy_cfg)
{ … }

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

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

static const struct phy_ops sr_phy_ops = …;

static struct phy *bcm_usb_phy_xlate(struct device *dev,
				     const struct of_phandle_args *args)
{ … }

static int bcm_usb_phy_create(struct device *dev, struct device_node *node,
			      void __iomem *regs, uint32_t version)
{ … }

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

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

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

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