Merge tag 'stable/for-linus-3.6-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel...
[deliverable/linux.git] / include / linux / mv643xx_eth.h
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1/*
2 * MV-643XX ethernet platform device data definition file.
3 */
fa3959f4 4
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5#ifndef __LINUX_MV643XX_ETH_H
6#define __LINUX_MV643XX_ETH_H
7
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8#include <linux/mbus.h>
9
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10#define MV643XX_ETH_SHARED_NAME "mv643xx_eth"
11#define MV643XX_ETH_NAME "mv643xx_eth_port"
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12#define MV643XX_ETH_SHARED_REGS 0x2000
13#define MV643XX_ETH_SHARED_REGS_SIZE 0x2000
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14#define MV643XX_ETH_BAR_4 0x2220
15#define MV643XX_ETH_SIZE_REG_4 0x2224
16#define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290
c4a6a2ab 17
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18#define MV643XX_TX_CSUM_DEFAULT_LIMIT 0
19
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20struct mv643xx_eth_shared_platform_data {
21 struct mbus_dram_target_info *dram;
fc0eb9f2 22 struct platform_device *shared_smi;
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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;
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28};
29
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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
c4a6a2ab 34struct mv643xx_eth_platform_data {
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35 /*
36 * Pointer back to our parent instance, and our port number.
37 */
fa3959f4 38 struct platform_device *shared;
fc32b0e2 39 int port_number;
fa3959f4 40
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41 /*
42 * Whether a PHY is present, and if yes, at which address.
43 */
fc32b0e2 44 int phy_addr;
ce4e2e45 45
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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
64da80a2 60 /*
f7981c1c 61 * How many RX/TX queues to use.
64da80a2 62 */
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63 int rx_queue_count;
64 int tx_queue_count;
64da80a2 65
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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;
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81};
82
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83
84#endif
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