mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
162 lines
4.3 KiB
162 lines
4.3 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
|
/* |
|
* Copyright (C) 2014-2017 Broadcom |
|
*/ |
|
|
|
#ifndef _USB_BRCM_COMMON_INIT_H |
|
#define _USB_BRCM_COMMON_INIT_H |
|
|
|
#include <linux/regmap.h> |
|
|
|
#define USB_CTLR_MODE_HOST 0 |
|
#define USB_CTLR_MODE_DEVICE 1 |
|
#define USB_CTLR_MODE_DRD 2 |
|
#define USB_CTLR_MODE_TYPEC_PD 3 |
|
|
|
enum brcmusb_reg_sel { |
|
BRCM_REGS_CTRL = 0, |
|
BRCM_REGS_XHCI_EC, |
|
BRCM_REGS_XHCI_GBL, |
|
BRCM_REGS_USB_PHY, |
|
BRCM_REGS_USB_MDIO, |
|
BRCM_REGS_BDC_EC, |
|
BRCM_REGS_MAX |
|
}; |
|
|
|
#define USB_CTRL_REG(base, reg) ((void __iomem *)base + USB_CTRL_##reg) |
|
#define USB_XHCI_EC_REG(base, reg) ((void __iomem *)base + USB_XHCI_EC_##reg) |
|
#define USB_CTRL_MASK(reg, field) \ |
|
USB_CTRL_##reg##_##field##_MASK |
|
#define USB_CTRL_SET(base, reg, field) \ |
|
brcm_usb_ctrl_set(USB_CTRL_REG(base, reg), \ |
|
USB_CTRL_##reg##_##field##_MASK) |
|
#define USB_CTRL_UNSET(base, reg, field) \ |
|
brcm_usb_ctrl_unset(USB_CTRL_REG(base, reg), \ |
|
USB_CTRL_##reg##_##field##_MASK) |
|
|
|
struct brcm_usb_init_params; |
|
|
|
struct brcm_usb_init_ops { |
|
void (*init_ipp)(struct brcm_usb_init_params *params); |
|
void (*init_common)(struct brcm_usb_init_params *params); |
|
void (*init_eohci)(struct brcm_usb_init_params *params); |
|
void (*init_xhci)(struct brcm_usb_init_params *params); |
|
void (*uninit_common)(struct brcm_usb_init_params *params); |
|
void (*uninit_eohci)(struct brcm_usb_init_params *params); |
|
void (*uninit_xhci)(struct brcm_usb_init_params *params); |
|
int (*get_dual_select)(struct brcm_usb_init_params *params); |
|
void (*set_dual_select)(struct brcm_usb_init_params *params, int mode); |
|
}; |
|
|
|
struct brcm_usb_init_params { |
|
void __iomem *regs[BRCM_REGS_MAX]; |
|
int ioc; |
|
int ipp; |
|
int mode; |
|
u32 family_id; |
|
u32 product_id; |
|
int selected_family; |
|
const char *family_name; |
|
const u32 *usb_reg_bits_map; |
|
const struct brcm_usb_init_ops *ops; |
|
struct regmap *syscon_piarbctl; |
|
bool wake_enabled; |
|
bool suspend_with_clocks; |
|
}; |
|
|
|
void brcm_usb_dvr_init_7445(struct brcm_usb_init_params *params); |
|
void brcm_usb_dvr_init_7216(struct brcm_usb_init_params *params); |
|
void brcm_usb_dvr_init_7211b0(struct brcm_usb_init_params *params); |
|
|
|
static inline u32 brcm_usb_readl(void __iomem *addr) |
|
{ |
|
/* |
|
* MIPS endianness is configured by boot strap, which also reverses all |
|
* bus endianness (i.e., big-endian CPU + big endian bus ==> native |
|
* endian I/O). |
|
* |
|
* Other architectures (e.g., ARM) either do not support big endian, or |
|
* else leave I/O in little endian mode. |
|
*/ |
|
if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) |
|
return __raw_readl(addr); |
|
else |
|
return readl_relaxed(addr); |
|
} |
|
|
|
static inline void brcm_usb_writel(u32 val, void __iomem *addr) |
|
{ |
|
/* See brcmnand_readl() comments */ |
|
if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) |
|
__raw_writel(val, addr); |
|
else |
|
writel_relaxed(val, addr); |
|
} |
|
|
|
static inline void brcm_usb_ctrl_unset(void __iomem *reg, u32 mask) |
|
{ |
|
brcm_usb_writel(brcm_usb_readl(reg) & ~(mask), reg); |
|
}; |
|
|
|
static inline void brcm_usb_ctrl_set(void __iomem *reg, u32 mask) |
|
{ |
|
brcm_usb_writel(brcm_usb_readl(reg) | (mask), reg); |
|
}; |
|
|
|
static inline void brcm_usb_init_ipp(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->init_ipp) |
|
ini->ops->init_ipp(ini); |
|
} |
|
|
|
static inline void brcm_usb_init_common(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->init_common) |
|
ini->ops->init_common(ini); |
|
} |
|
|
|
static inline void brcm_usb_init_eohci(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->init_eohci) |
|
ini->ops->init_eohci(ini); |
|
} |
|
|
|
static inline void brcm_usb_init_xhci(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->init_xhci) |
|
ini->ops->init_xhci(ini); |
|
} |
|
|
|
static inline void brcm_usb_uninit_common(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->uninit_common) |
|
ini->ops->uninit_common(ini); |
|
} |
|
|
|
static inline void brcm_usb_uninit_eohci(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->uninit_eohci) |
|
ini->ops->uninit_eohci(ini); |
|
} |
|
|
|
static inline void brcm_usb_uninit_xhci(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->uninit_xhci) |
|
ini->ops->uninit_xhci(ini); |
|
} |
|
|
|
static inline int brcm_usb_get_dual_select(struct brcm_usb_init_params *ini) |
|
{ |
|
if (ini->ops->get_dual_select) |
|
return ini->ops->get_dual_select(ini); |
|
return 0; |
|
} |
|
|
|
static inline void brcm_usb_set_dual_select(struct brcm_usb_init_params *ini, |
|
int mode) |
|
{ |
|
if (ini->ops->set_dual_select) |
|
ini->ops->set_dual_select(ini, mode); |
|
} |
|
|
|
#endif /* _USB_BRCM_COMMON_INIT_H */
|
|
|