#ifndef __PHY_TEGRA_XUSB_H
#define __PHY_TEGRA_XUSB_H
#include <linux/io.h>
#include <linux/iopoll.h>
#include <linux/mutex.h>
#include <linux/workqueue.h>
#include <linux/usb/ch9.h>
#include <linux/usb/otg.h>
#include <linux/usb/role.h>
int tegra_xusb_padctl_legacy_probe(struct platform_device *pdev);
int tegra_xusb_padctl_legacy_remove(struct platform_device *pdev);
struct phy;
struct phy_provider;
struct platform_device;
struct regulator;
struct tegra_xusb_lane_soc {
const char *name;
unsigned int offset;
unsigned int shift;
unsigned int mask;
const char * const *funcs;
unsigned int num_funcs;
struct {
unsigned int misc_ctl2;
} regs;
};
struct tegra_xusb_lane {
const struct tegra_xusb_lane_soc *soc;
struct tegra_xusb_pad *pad;
struct device_node *np;
struct list_head list;
unsigned int function;
unsigned int index;
};
int tegra_xusb_lane_parse_dt(struct tegra_xusb_lane *lane,
struct device_node *np);
struct tegra_xusb_usb3_lane {
struct tegra_xusb_lane base;
};
static inline struct tegra_xusb_usb3_lane *
to_usb3_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_usb3_lane, base);
}
struct tegra_xusb_usb2_lane {
struct tegra_xusb_lane base;
u32 hs_curr_level_offset;
};
static inline struct tegra_xusb_usb2_lane *
to_usb2_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_usb2_lane, base);
}
struct tegra_xusb_ulpi_lane {
struct tegra_xusb_lane base;
};
static inline struct tegra_xusb_ulpi_lane *
to_ulpi_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_ulpi_lane, base);
}
struct tegra_xusb_hsic_lane {
struct tegra_xusb_lane base;
u32 strobe_trim;
u32 rx_strobe_trim;
u32 rx_data_trim;
u32 tx_rtune_n;
u32 tx_rtune_p;
u32 tx_rslew_n;
u32 tx_rslew_p;
bool auto_term;
};
static inline struct tegra_xusb_hsic_lane *
to_hsic_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_hsic_lane, base);
}
struct tegra_xusb_pcie_lane {
struct tegra_xusb_lane base;
};
static inline struct tegra_xusb_pcie_lane *
to_pcie_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_pcie_lane, base);
}
struct tegra_xusb_sata_lane {
struct tegra_xusb_lane base;
};
static inline struct tegra_xusb_sata_lane *
to_sata_lane(struct tegra_xusb_lane *lane)
{
return container_of(lane, struct tegra_xusb_sata_lane, base);
}
struct tegra_xusb_lane_ops {
struct tegra_xusb_lane *(*probe)(struct tegra_xusb_pad *pad,
struct device_node *np,
unsigned int index);
void (*remove)(struct tegra_xusb_lane *lane);
void (*iddq_enable)(struct tegra_xusb_lane *lane);
void (*iddq_disable)(struct tegra_xusb_lane *lane);
int (*enable_phy_sleepwalk)(struct tegra_xusb_lane *lane, enum usb_device_speed speed);
int (*disable_phy_sleepwalk)(struct tegra_xusb_lane *lane);
int (*enable_phy_wake)(struct tegra_xusb_lane *lane);
int (*disable_phy_wake)(struct tegra_xusb_lane *lane);
bool (*remote_wake_detected)(struct tegra_xusb_lane *lane);
};
bool tegra_xusb_lane_check(struct tegra_xusb_lane *lane, const char *function);
struct tegra_xusb_pad_soc;
struct tegra_xusb_padctl;
struct tegra_xusb_pad_ops {
struct tegra_xusb_pad *(*probe)(struct tegra_xusb_padctl *padctl,
const struct tegra_xusb_pad_soc *soc,
struct device_node *np);
void (*remove)(struct tegra_xusb_pad *pad);
};
struct tegra_xusb_pad_soc {
const char *name;
const struct tegra_xusb_lane_soc *lanes;
unsigned int num_lanes;
const struct tegra_xusb_pad_ops *ops;
};
struct tegra_xusb_pad {
const struct tegra_xusb_pad_soc *soc;
struct tegra_xusb_padctl *padctl;
struct phy_provider *provider;
struct phy **lanes;
struct device dev;
const struct tegra_xusb_lane_ops *ops;
struct list_head list;
};
static inline struct tegra_xusb_pad *to_tegra_xusb_pad(struct device *dev)
{
return container_of(dev, struct tegra_xusb_pad, dev);
}
int tegra_xusb_pad_init(struct tegra_xusb_pad *pad,
struct tegra_xusb_padctl *padctl,
struct device_node *np);
int tegra_xusb_pad_register(struct tegra_xusb_pad *pad,
const struct phy_ops *ops);
void tegra_xusb_pad_unregister(struct tegra_xusb_pad *pad);
struct tegra_xusb_usb3_pad {
struct tegra_xusb_pad base;
unsigned int enable;
struct mutex lock;
};
static inline struct tegra_xusb_usb3_pad *
to_usb3_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_usb3_pad, base);
}
struct tegra_xusb_usb2_pad {
struct tegra_xusb_pad base;
struct clk *clk;
unsigned int enable;
struct mutex lock;
};
static inline struct tegra_xusb_usb2_pad *
to_usb2_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_usb2_pad, base);
}
struct tegra_xusb_ulpi_pad {
struct tegra_xusb_pad base;
};
static inline struct tegra_xusb_ulpi_pad *
to_ulpi_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_ulpi_pad, base);
}
struct tegra_xusb_hsic_pad {
struct tegra_xusb_pad base;
struct regulator *supply;
struct clk *clk;
};
static inline struct tegra_xusb_hsic_pad *
to_hsic_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_hsic_pad, base);
}
struct tegra_xusb_pcie_pad {
struct tegra_xusb_pad base;
struct reset_control *rst;
struct clk *pll;
bool enable;
};
static inline struct tegra_xusb_pcie_pad *
to_pcie_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_pcie_pad, base);
}
struct tegra_xusb_sata_pad {
struct tegra_xusb_pad base;
struct reset_control *rst;
struct clk *pll;
bool enable;
};
static inline struct tegra_xusb_sata_pad *
to_sata_pad(struct tegra_xusb_pad *pad)
{
return container_of(pad, struct tegra_xusb_sata_pad, base);
}
struct tegra_xusb_port_ops;
struct tegra_xusb_port {
struct tegra_xusb_padctl *padctl;
struct tegra_xusb_lane *lane;
unsigned int index;
struct list_head list;
struct device dev;
struct usb_role_switch *usb_role_sw;
struct work_struct usb_phy_work;
struct usb_phy usb_phy;
const struct tegra_xusb_port_ops *ops;
};
static inline struct tegra_xusb_port *to_tegra_xusb_port(struct device *dev)
{
return container_of(dev, struct tegra_xusb_port, dev);
}
struct tegra_xusb_lane_map {
unsigned int port;
const char *type;
unsigned int index;
const char *func;
};
struct tegra_xusb_lane *
tegra_xusb_port_find_lane(struct tegra_xusb_port *port,
const struct tegra_xusb_lane_map *map,
const char *function);
struct tegra_xusb_port *
tegra_xusb_find_port(struct tegra_xusb_padctl *padctl, const char *type,
unsigned int index);
struct tegra_xusb_usb2_port {
struct tegra_xusb_port base;
struct regulator *supply;
enum usb_dr_mode mode;
bool internal;
int usb3_port_fake;
};
static inline struct tegra_xusb_usb2_port *
to_usb2_port(struct tegra_xusb_port *port)
{
return container_of(port, struct tegra_xusb_usb2_port, base);
}
struct tegra_xusb_usb2_port *
tegra_xusb_find_usb2_port(struct tegra_xusb_padctl *padctl,
unsigned int index);
void tegra_xusb_usb2_port_release(struct tegra_xusb_port *port);
void tegra_xusb_usb2_port_remove(struct tegra_xusb_port *port);
struct tegra_xusb_ulpi_port {
struct tegra_xusb_port base;
struct regulator *supply;
bool internal;
};
static inline struct tegra_xusb_ulpi_port *
to_ulpi_port(struct tegra_xusb_port *port)
{
return container_of(port, struct tegra_xusb_ulpi_port, base);
}
void tegra_xusb_ulpi_port_release(struct tegra_xusb_port *port);
struct tegra_xusb_hsic_port {
struct tegra_xusb_port base;
};
static inline struct tegra_xusb_hsic_port *
to_hsic_port(struct tegra_xusb_port *port)
{
return container_of(port, struct tegra_xusb_hsic_port, base);
}
void tegra_xusb_hsic_port_release(struct tegra_xusb_port *port);
struct tegra_xusb_usb3_port {
struct tegra_xusb_port base;
bool context_saved;
unsigned int port;
bool internal;
bool disable_gen2;
u32 tap1;
u32 amp;
u32 ctle_z;
u32 ctle_g;
};
static inline struct tegra_xusb_usb3_port *
to_usb3_port(struct tegra_xusb_port *port)
{
return container_of(port, struct tegra_xusb_usb3_port, base);
}
struct tegra_xusb_usb3_port *
tegra_xusb_find_usb3_port(struct tegra_xusb_padctl *padctl,
unsigned int index);
void tegra_xusb_usb3_port_release(struct tegra_xusb_port *port);
struct tegra_xusb_port_ops {
void (*release)(struct tegra_xusb_port *port);
void (*remove)(struct tegra_xusb_port *port);
int (*enable)(struct tegra_xusb_port *port);
void (*disable)(struct tegra_xusb_port *port);
struct tegra_xusb_lane *(*map)(struct tegra_xusb_port *port);
};
struct tegra_xusb_padctl_soc;
struct tegra_xusb_padctl_ops {
struct tegra_xusb_padctl *
(*probe)(struct device *dev,
const struct tegra_xusb_padctl_soc *soc);
void (*remove)(struct tegra_xusb_padctl *padctl);
int (*suspend_noirq)(struct tegra_xusb_padctl *padctl);
int (*resume_noirq)(struct tegra_xusb_padctl *padctl);
int (*usb3_save_context)(struct tegra_xusb_padctl *padctl,
unsigned int index);
int (*hsic_set_idle)(struct tegra_xusb_padctl *padctl,
unsigned int index, bool idle);
int (*usb3_set_lfps_detect)(struct tegra_xusb_padctl *padctl,
unsigned int index, bool enable);
int (*vbus_override)(struct tegra_xusb_padctl *padctl, bool set);
int (*utmi_port_reset)(struct phy *phy);
void (*utmi_pad_power_on)(struct phy *phy);
void (*utmi_pad_power_down)(struct phy *phy);
};
struct tegra_xusb_padctl_soc {
const struct tegra_xusb_pad_soc * const *pads;
unsigned int num_pads;
struct {
struct {
const struct tegra_xusb_port_ops *ops;
unsigned int count;
} usb2, ulpi, hsic, usb3;
} ports;
const struct tegra_xusb_padctl_ops *ops;
const char * const *supply_names;
unsigned int num_supplies;
bool supports_gen2;
bool need_fake_usb3_port;
bool poll_trk_completed;
bool trk_hw_mode;
bool trk_update_on_idle;
bool supports_lp_cfg_en;
};
struct tegra_xusb_padctl {
struct device *dev;
void __iomem *regs;
struct mutex lock;
struct reset_control *rst;
const struct tegra_xusb_padctl_soc *soc;
struct tegra_xusb_pad *pcie;
struct tegra_xusb_pad *sata;
struct tegra_xusb_pad *ulpi;
struct tegra_xusb_pad *usb2;
struct tegra_xusb_pad *hsic;
struct list_head ports;
struct list_head lanes;
struct list_head pads;
unsigned int enable;
struct clk *clk;
struct regulator_bulk_data *supplies;
};
static inline void padctl_writel(struct tegra_xusb_padctl *padctl, u32 value,
unsigned long offset)
{
dev_dbg(padctl->dev, "%08lx < %08x\n", offset, value);
writel(value, padctl->regs + offset);
}
static inline u32 padctl_readl(struct tegra_xusb_padctl *padctl,
unsigned long offset)
{
u32 value = readl(padctl->regs + offset);
dev_dbg(padctl->dev, "%08lx > %08x\n", offset, value);
return value;
}
static inline u32 padctl_readl_poll(struct tegra_xusb_padctl *padctl,
unsigned long offset, u32 val, u32 mask,
int us)
{
u32 regval;
int err;
err = readl_poll_timeout(padctl->regs + offset, regval,
(regval & mask) == val, 1, us);
if (err) {
dev_err(padctl->dev, "%08lx poll timeout > %08x\n", offset,
regval);
}
return err;
}
struct tegra_xusb_lane *tegra_xusb_find_lane(struct tegra_xusb_padctl *padctl,
const char *name,
unsigned int index);
#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
extern const struct tegra_xusb_padctl_soc tegra124_xusb_padctl_soc;
#endif
#if defined(CONFIG_ARCH_TEGRA_210_SOC)
extern const struct tegra_xusb_padctl_soc tegra210_xusb_padctl_soc;
#endif
#if defined(CONFIG_ARCH_TEGRA_186_SOC)
extern const struct tegra_xusb_padctl_soc tegra186_xusb_padctl_soc;
#endif
#if defined(CONFIG_ARCH_TEGRA_194_SOC)
extern const struct tegra_xusb_padctl_soc tegra194_xusb_padctl_soc;
#endif
#if defined(CONFIG_ARCH_TEGRA_234_SOC)
extern const struct tegra_xusb_padctl_soc tegra234_xusb_padctl_soc;
#endif
#endif
