diff options
Diffstat (limited to 'include/linux/mv643xx_eth.h')
-rw-r--r-- | include/linux/mv643xx_eth.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/linux/mv643xx_eth.h b/include/linux/mv643xx_eth.h new file mode 100644 index 000000000..61a0da38d --- /dev/null +++ b/include/linux/mv643xx_eth.h @@ -0,0 +1,86 @@ +/* + * MV-643XX ethernet platform device data definition file. + */ + +#ifndef __LINUX_MV643XX_ETH_H +#define __LINUX_MV643XX_ETH_H + +#include <linux/mbus.h> +#include <linux/if_ether.h> + +#define MV643XX_ETH_SHARED_NAME "mv643xx_eth" +#define MV643XX_ETH_NAME "mv643xx_eth_port" +#define MV643XX_ETH_SHARED_REGS 0x2000 +#define MV643XX_ETH_SHARED_REGS_SIZE 0x2000 +#define MV643XX_ETH_BAR_4 0x2220 +#define MV643XX_ETH_SIZE_REG_4 0x2224 +#define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290 + +#define MV643XX_TX_CSUM_DEFAULT_LIMIT 0 + +struct mv643xx_eth_shared_platform_data { + struct mbus_dram_target_info *dram; + /* + * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default + * limit of 9KiB will be used. + */ + int tx_csum_limit; +}; + +#define MV643XX_ETH_PHY_ADDR_DEFAULT 0 +#define MV643XX_ETH_PHY_ADDR(x) (0x80 | (x)) +#define MV643XX_ETH_PHY_NONE 0xff + +struct device_node; +struct mv643xx_eth_platform_data { + /* + * Pointer back to our parent instance, and our port number. + */ + struct platform_device *shared; + int port_number; + + /* + * Whether a PHY is present, and if yes, at which address. + */ + int phy_addr; + struct device_node *phy_node; + + /* + * Use this MAC address if it is valid, overriding the + * address that is already in the hardware. + */ + u8 mac_addr[ETH_ALEN]; + + /* + * If speed is 0, autonegotiation is enabled. + * Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000. + * Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL. + */ + int speed; + int duplex; + + /* + * How many RX/TX queues to use. + */ + int rx_queue_count; + int tx_queue_count; + + /* + * Override default RX/TX queue sizes if nonzero. + */ + int rx_queue_size; + int tx_queue_size; + + /* + * Use on-chip SRAM for RX/TX descriptors if size is nonzero + * and sufficient to contain all descriptors for the requested + * ring sizes. + */ + unsigned long rx_sram_addr; + int rx_sram_size; + unsigned long tx_sram_addr; + int tx_sram_size; +}; + + +#endif |