/* * B53 common definitions * * Copyright (C) 2011-2013 Jonas Gorski * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef __B53_PRIV_H #define __B53_PRIV_H #include #include #include struct b53_device; struct b53_io_ops { int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value); int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value); int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value); int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value); int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value); int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value); int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value); int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value); int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value); int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value); }; enum { BCM5325_DEVICE_ID = 0x25, BCM5365_DEVICE_ID = 0x65, BCM5395_DEVICE_ID = 0x95, BCM5397_DEVICE_ID = 0x97, BCM5398_DEVICE_ID = 0x98, BCM53115_DEVICE_ID = 0x53115, BCM53125_DEVICE_ID = 0x53125, BCM53128_DEVICE_ID = 0x53128, BCM63XX_DEVICE_ID = 0x6300, BCM53010_DEVICE_ID = 0x53010, BCM53011_DEVICE_ID = 0x53011, BCM53012_DEVICE_ID = 0x53012, BCM53018_DEVICE_ID = 0x53018, BCM53019_DEVICE_ID = 0x53019, }; #define B53_N_PORTS 9 #define B53_N_PORTS_25 6 struct b53_vlan { unsigned int members:B53_N_PORTS; unsigned int untag:B53_N_PORTS; }; struct b53_port { unsigned int pvid:12; }; struct b53_device { struct switch_dev sw_dev; struct b53_platform_data *pdata; struct mutex reg_mutex; const struct b53_io_ops *ops; /* chip specific data */ u32 chip_id; u8 core_rev; u8 vta_regs[3]; u8 duplex_reg; u8 jumbo_pm_reg; u8 jumbo_size_reg; int reset_gpio; /* used ports mask */ u16 enabled_ports; /* connect specific data */ u8 current_page; struct device *dev; void *priv; /* run time configuration */ unsigned enable_vlan:1; unsigned enable_jumbo:1; unsigned allow_vid_4095:1; struct b53_port *ports; struct b53_vlan *vlans; char *buf; }; #define b53_for_each_port(dev, i) \ for (i = 0; i < B53_N_PORTS; i++) \ if (dev->enabled_ports & BIT(i)) static inline int is5325(struct b53_device *dev) { return dev->chip_id == BCM5325_DEVICE_ID; } static inline int is5365(struct b53_device *dev) { #ifdef CONFIG_BCM47XX return dev->chip_id == BCM5365_DEVICE_ID; #else return 0; #endif } static inline int is5397_98(struct b53_device *dev) { return dev->chip_id == BCM5397_DEVICE_ID || dev->chip_id == BCM5398_DEVICE_ID; } static inline int is539x(struct b53_device *dev) { return dev->chip_id == BCM5395_DEVICE_ID || dev->chip_id == BCM5397_DEVICE_ID || dev->chip_id == BCM5398_DEVICE_ID; } static inline int is531x5(struct b53_device *dev) { return dev->chip_id == BCM53115_DEVICE_ID || dev->chip_id == BCM53125_DEVICE_ID || dev->chip_id == BCM53128_DEVICE_ID; } static inline int is63xx(struct b53_device *dev) { #ifdef CONFIG_BCM63XX return dev->chip_id == BCM63XX_DEVICE_ID; #else return 0; #endif } static inline int is5301x(struct b53_device *dev) { return dev->chip_id == BCM53010_DEVICE_ID || dev->chip_id == BCM53011_DEVICE_ID || dev->chip_id == BCM53012_DEVICE_ID || dev->chip_id == BCM53018_DEVICE_ID || dev->chip_id == BCM53019_DEVICE_ID; } #define B53_CPU_PORT_25 5 #define B53_CPU_PORT 8 static inline int is_cpu_port(struct b53_device *dev, int port) { return dev->sw_dev.cpu_port == port; } static inline struct b53_device *sw_to_b53(struct switch_dev *sw) { return container_of(sw, struct b53_device, sw_dev); } struct b53_device *b53_switch_alloc(struct device *base, struct b53_io_ops *ops, void *priv); int b53_switch_detect(struct b53_device *dev); int b53_switch_register(struct b53_device *dev); static inline void b53_switch_remove(struct b53_device *dev) { unregister_switch(&dev->sw_dev); } static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->read8(dev, page, reg, val); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->read16(dev, page, reg, val); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->read32(dev, page, reg, val); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->read48(dev, page, reg, val); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->read64(dev, page, reg, val); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->write8(dev, page, reg, value); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg, u16 value) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->write16(dev, page, reg, value); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg, u32 value) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->write32(dev, page, reg, value); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg, u64 value) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->write48(dev, page, reg, value); mutex_unlock(&dev->reg_mutex); return ret; } static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg, u64 value) { int ret; mutex_lock(&dev->reg_mutex); ret = dev->ops->write64(dev, page, reg, value); mutex_unlock(&dev->reg_mutex); return ret; } #ifdef CONFIG_BCM47XX #include #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0)) #include #else #include #endif #include static inline int b53_switch_get_reset_gpio(struct b53_device *dev) { enum bcm47xx_board board = bcm47xx_board_get(); switch (board) { case BCM47XX_BOARD_LINKSYS_WRT300NV11: case BCM47XX_BOARD_LINKSYS_WRT310NV1: return 8; default: return bcm47xx_nvram_gpio_pin("robo_reset"); } } #else static inline int b53_switch_get_reset_gpio(struct b53_device *dev) { return -ENOENT; } #endif #endif