Linux kernel mirror (for testing)
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linux
1/*
2 * MV-643XX ethernet platform device data definition file.
3 */
4
5#ifndef __LINUX_MV643XX_ETH_H
6#define __LINUX_MV643XX_ETH_H
7
8#include <linux/mbus.h>
9
10#define MV643XX_ETH_SHARED_NAME "mv643xx_eth"
11#define MV643XX_ETH_NAME "mv643xx_eth_port"
12#define MV643XX_ETH_SHARED_REGS 0x2000
13#define MV643XX_ETH_SHARED_REGS_SIZE 0x2000
14#define MV643XX_ETH_BAR_4 0x2220
15#define MV643XX_ETH_SIZE_REG_4 0x2224
16#define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290
17
18struct mv643xx_eth_shared_platform_data {
19 struct mbus_dram_target_info *dram;
20 struct platform_device *shared_smi;
21 unsigned int t_clk;
22 /*
23 * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default
24 * limit of 9KiB will be used.
25 */
26 int tx_csum_limit;
27};
28
29#define MV643XX_ETH_PHY_ADDR_DEFAULT 0
30#define MV643XX_ETH_PHY_ADDR(x) (0x80 | (x))
31#define MV643XX_ETH_PHY_NONE 0xff
32
33struct mv643xx_eth_platform_data {
34 /*
35 * Pointer back to our parent instance, and our port number.
36 */
37 struct platform_device *shared;
38 int port_number;
39
40 /*
41 * Whether a PHY is present, and if yes, at which address.
42 */
43 int phy_addr;
44
45 /*
46 * Use this MAC address if it is valid, overriding the
47 * address that is already in the hardware.
48 */
49 u8 mac_addr[6];
50
51 /*
52 * If speed is 0, autonegotiation is enabled.
53 * Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000.
54 * Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL.
55 */
56 int speed;
57 int duplex;
58
59 /*
60 * How many RX/TX queues to use.
61 */
62 int rx_queue_count;
63 int tx_queue_count;
64
65 /*
66 * Override default RX/TX queue sizes if nonzero.
67 */
68 int rx_queue_size;
69 int tx_queue_size;
70
71 /*
72 * Use on-chip SRAM for RX/TX descriptors if size is nonzero
73 * and sufficient to contain all descriptors for the requested
74 * ring sizes.
75 */
76 unsigned long rx_sram_addr;
77 int rx_sram_size;
78 unsigned long tx_sram_addr;
79 int tx_sram_size;
80};
81
82
83#endif