Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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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
18#define MV643XX_TX_CSUM_DEFAULT_LIMIT 0
19
20struct mv643xx_eth_shared_platform_data {
21 struct mbus_dram_target_info *dram;
22 struct platform_device *shared_smi;
23 /*
24 * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default
25 * limit of 9KiB will be used.
26 */
27 int tx_csum_limit;
28};
29
30#define MV643XX_ETH_PHY_ADDR_DEFAULT 0
31#define MV643XX_ETH_PHY_ADDR(x) (0x80 | (x))
32#define MV643XX_ETH_PHY_NONE 0xff
33
34struct mv643xx_eth_platform_data {
35 /*
36 * Pointer back to our parent instance, and our port number.
37 */
38 struct platform_device *shared;
39 int port_number;
40
41 /*
42 * Whether a PHY is present, and if yes, at which address.
43 */
44 int phy_addr;
45
46 /*
47 * Use this MAC address if it is valid, overriding the
48 * address that is already in the hardware.
49 */
50 u8 mac_addr[6];
51
52 /*
53 * If speed is 0, autonegotiation is enabled.
54 * Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000.
55 * Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL.
56 */
57 int speed;
58 int duplex;
59
60 /*
61 * How many RX/TX queues to use.
62 */
63 int rx_queue_count;
64 int tx_queue_count;
65
66 /*
67 * Override default RX/TX queue sizes if nonzero.
68 */
69 int rx_queue_size;
70 int tx_queue_size;
71
72 /*
73 * Use on-chip SRAM for RX/TX descriptors if size is nonzero
74 * and sufficient to contain all descriptors for the requested
75 * ring sizes.
76 */
77 unsigned long rx_sram_addr;
78 int rx_sram_size;
79 unsigned long tx_sram_addr;
80 int tx_sram_size;
81};
82
83
84#endif