diff options
Diffstat (limited to 'drivers/net/dsa/b53/b53_priv.h')
| -rw-r--r-- | drivers/net/dsa/b53/b53_priv.h | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h new file mode 100644 index 000000000000..c4844155546b --- /dev/null +++ b/drivers/net/dsa/b53/b53_priv.h @@ -0,0 +1,322 @@ +/* + * B53 common definitions + * + * Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org> + * + * 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 <linux/kernel.h> +#include <linux/mutex.h> +#include <linux/phy.h> +#include <net/dsa.h> + +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); + int (*phy_read16)(struct b53_device *dev, int addr, int reg, u16 *value); + int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 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_port { +}; + +struct b53_device { + struct dsa_switch *ds; + struct b53_platform_data *pdata; + const char *name; + + struct mutex reg_mutex; + struct mutex stats_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; + unsigned int cpu_port; + + /* connect specific data */ + u8 current_page; + struct device *dev; + + /* Master MDIO bus we got probed from */ + struct mii_bus *bus; + + /* Slave MDIO bus we created */ + struct mii_bus *slave_bus; + void *priv; + + /* run time configuration */ + unsigned enable_jumbo:1; + unsigned allow_vid_4095:1; + unsigned int num_vlans; + unsigned int num_ports; + struct b53_port *ports; +}; + +#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->cpu_port; +} + +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) +{ + dsa_unregister_switch(dev->ds); +} + +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 <linux/version.h> +#include <linux/bcm47xx_nvram.h> +#include <bcm47xx_board.h> +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 |