name : bcm63xx_dev_enet.h /* SPDX-License-Identifier: GPL-2.0 */ #ifndef BCM63XX_DEV_ENET_H_ #define BCM63XX_DEV_ENET_H_ #include <linux/if_ether.h> #include <linux/init.h> #include <bcm63xx_regs.h> /* * on board ethernet platform data */ struct bcm63xx_enet_platform_data { char mac_addr[ETH_ALEN]; int has_phy; /* if has_phy, then set use_internal_phy */ int use_internal_phy; /* or fill phy info to use an external one */ int phy_id; int has_phy_interrupt; int phy_interrupt; /* if has_phy, use autonegotiated pause parameters or force * them */ int pause_auto; int pause_rx; int pause_tx; /* if !has_phy, set desired forced speed/duplex */ int force_speed_100; int force_duplex_full; /* if !has_phy, set callback to perform mii device * init/remove */ int (*mii_config)(struct net_device *dev, int probe, int (*mii_read)(struct net_device *dev, int phy_id, int reg), void (*mii_write)(struct net_device *dev, int phy_id, int reg, int val)); /* DMA channel enable mask */ u32 dma_chan_en_mask; /* DMA channel interrupt mask */ u32 dma_chan_int_mask; /* DMA engine has internal SRAM */ bool dma_has_sram; /* DMA channel register width */ unsigned int dma_chan_width; /* DMA descriptor shift */ unsigned int dma_desc_shift; /* dma channel ids */ int rx_chan; int tx_chan; }; /* * on board ethernet switch platform data */ #define ENETSW_MAX_PORT 8 #define ENETSW_PORTS_6328 5 /* 4 FE PHY + 1 RGMII */ #define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */ #define ENETSW_RGMII_PORT0 4 struct bcm63xx_enetsw_port { int used; int phy_id; int bypass_link; int force_speed; int force_duplex_full; const char *name; }; struct bcm63xx_enetsw_platform_data { char mac_addr[ETH_ALEN]; int num_ports; struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT]; /* DMA channel enable mask */ u32 dma_chan_en_mask; /* DMA channel interrupt mask */ u32 dma_chan_int_mask; /* DMA channel register width */ unsigned int dma_chan_width; /* DMA engine has internal SRAM */ bool dma_has_sram; }; int __init bcm63xx_enet_register(int unit, const struct bcm63xx_enet_platform_data *pd); int bcm63xx_enetsw_register(const struct bcm63xx_enetsw_platform_data *pd); enum bcm63xx_regs_enetdmac { ENETDMAC_CHANCFG, ENETDMAC_IR, ENETDMAC_IRMASK, ENETDMAC_MAXBURST, ENETDMAC_BUFALLOC, ENETDMAC_RSTART, ENETDMAC_FC, ENETDMAC_LEN, }; static inline unsigned long bcm63xx_enetdmacreg(enum bcm63xx_regs_enetdmac reg) { extern const unsigned long *bcm63xx_regs_enetdmac; return bcm63xx_regs_enetdmac[reg]; } #endif /* ! BCM63XX_DEV_ENET_H_ */