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#include <linux/if_ether.h>
10
11#define MV643XX_ETH_SHARED_NAME		"mv643xx_eth"
12#define MV643XX_ETH_NAME		"mv643xx_eth_port"
13#define MV643XX_ETH_SHARED_REGS		0x2000
14#define MV643XX_ETH_SHARED_REGS_SIZE	0x2000
15#define MV643XX_ETH_BAR_4		0x2220
16#define MV643XX_ETH_SIZE_REG_4		0x2224
17#define MV643XX_ETH_BASE_ADDR_ENABLE_REG	0x2290
18
19#define MV643XX_TX_CSUM_DEFAULT_LIMIT	0
20
21struct mv643xx_eth_shared_platform_data {
22	struct mbus_dram_target_info	*dram;
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 device_node;
35struct mv643xx_eth_platform_data {
36	/*
37	 * Pointer back to our parent instance, and our port number.
38	 */
39	struct platform_device	*shared;
40	int			port_number;
41
42	/*
43	 * Whether a PHY is present, and if yes, at which address.
44	 */
45	int			phy_addr;
46	struct device_node	*phy_node;
47
48	/*
49	 * Use this MAC address if it is valid, overriding the
50	 * address that is already in the hardware.
51	 */
52	u8			mac_addr[ETH_ALEN];
53
54	/*
55	 * If speed is 0, autonegotiation is enabled.
56	 *   Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000.
57	 *   Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL.
58	 */
59	int			speed;
60	int			duplex;
61
62	/*
63	 * How many RX/TX queues to use.
64	 */
65	int			rx_queue_count;
66	int			tx_queue_count;
67
68	/*
69	 * Override default RX/TX queue sizes if nonzero.
70	 */
71	int			rx_queue_size;
72	int			tx_queue_size;
73
74	/*
75	 * Use on-chip SRAM for RX/TX descriptors if size is nonzero
76	 * and sufficient to contain all descriptors for the requested
77	 * ring sizes.
78	 */
79	unsigned long		rx_sram_addr;
80	int			rx_sram_size;
81	unsigned long		tx_sram_addr;
82	int			tx_sram_size;
83};
84
85
86#endif
87