aboutsummaryrefslogtreecommitdiff
path: root/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
blob: 753953e862423fa00df88eb0c612e7b5840c54be (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#ifndef BCM63XX_DEV_ENET_H_
#define BCM63XX_DEV_ENET_H_

#include <linux/if_ether.h>
#include <linux/init.h>

#include <bcm63xx_regs.h>

/*
 * on board ethernet platform data
 */
struct bcm63xx_enet_platform_data {
	char mac_addr[ETH_ALEN];

	int has_phy;

	/* if has_phy, then set use_internal_phy */
	int use_internal_phy;

	/* or fill phy info to use an external one */
	int phy_id;
	int has_phy_interrupt;
	int phy_interrupt;

	/* if has_phy, use autonegociated pause parameters or force
	 * them */
	int pause_auto;
	int pause_rx;
	int pause_tx;

	/* if !has_phy, set desired forced speed/duplex */
	int force_speed_100;
	int force_duplex_full;

	/* if !has_phy, set callback to perform mii device
	 * init/remove */
	int (*mii_config)(struct net_device *dev, int probe,
			  int (*mii_read)(struct net_device *dev,
					  int phy_id, int reg),
			  void (*mii_write)(struct net_device *dev,
					    int phy_id, int reg, int val));

	/* DMA channel enable mask */
	u32 dma_chan_en_mask;

	/* DMA channel interrupt mask */
	u32 dma_chan_int_mask;

	/* DMA engine has internal SRAM */
	bool dma_has_sram;

	/* DMA channel register width */
	unsigned int dma_chan_width;

	/* DMA descriptor shift */
	unsigned int dma_desc_shift;
};

/*
 * on board ethernet switch platform data
 */
#define ENETSW_MAX_PORT	8
#define ENETSW_PORTS_6328 5 /* 4 FE PHY + 1 RGMII */
#define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */

#define ENETSW_RGMII_PORT0	4

struct bcm63xx_enetsw_port {
	int		used;
	int		phy_id;

	int		bypass_link;
	int		force_speed;
	int		force_duplex_full;

	const char	*name;
};

struct bcm63xx_enetsw_platform_data {
	char mac_addr[ETH_ALEN];
	int num_ports;
	struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];

	/* DMA channel enable mask */
	u32 dma_chan_en_mask;

	/* DMA channel interrupt mask */
	u32 dma_chan_int_mask;

	/* DMA channel register width */
	unsigned int dma_chan_width;

	/* DMA engine has internal SRAM */
	bool dma_has_sram;
};

int __init bcm63xx_enet_register(int unit,
				 const struct bcm63xx_enet_platform_data *pd);

int bcm63xx_enetsw_register(const struct bcm63xx_enetsw_platform_data *pd);

enum bcm63xx_regs_enetdmac {
	ENETDMAC_CHANCFG,
	ENETDMAC_IR,
	ENETDMAC_IRMASK,
	ENETDMAC_MAXBURST,
	ENETDMAC_BUFALLOC,
	ENETDMAC_RSTART,
	ENETDMAC_FC,
	ENETDMAC_LEN,
};

static inline unsigned long bcm63xx_enetdmacreg(enum bcm63xx_regs_enetdmac reg)
{
#ifdef BCMCPU_RUNTIME_DETECT
	extern const unsigned long *bcm63xx_regs_enetdmac;

	return bcm63xx_regs_enetdmac[reg];
#else
#ifdef CONFIG_BCM63XX_CPU_6345
	switch (reg) {
	case ENETDMAC_CHANCFG:
		return ENETDMA_6345_CHANCFG_REG;
	case ENETDMAC_IR:
		return ENETDMA_6345_IR_REG;
	case ENETDMAC_IRMASK:
		return ENETDMA_6345_IRMASK_REG;
	case ENETDMAC_MAXBURST:
		return ENETDMA_6345_MAXBURST_REG;
	case ENETDMAC_BUFALLOC:
		return ENETDMA_6345_BUFALLOC_REG;
	case ENETDMAC_RSTART:
		return ENETDMA_6345_RSTART_REG;
	case ENETDMAC_FC:
		return ENETDMA_6345_FC_REG;
	case ENETDMAC_LEN:
		return ENETDMA_6345_LEN_REG;
	}
#endif
#if defined(CONFIG_BCM63XX_CPU_6328) || \
	defined(CONFIG_BCM63XX_CPU_6338) || \
	defined(CONFIG_BCM63XX_CPU_6348) || \
	defined(CONFIG_BCM63XX_CPU_6358) || \
	defined(CONFIG_BCM63XX_CPU_6362) || \
	defined(CONFIG_BCM63XX_CPU_6368)
	switch (reg) {
	case ENETDMAC_CHANCFG:
		return ENETDMAC_CHANCFG_REG;
	case ENETDMAC_IR:
		return ENETDMAC_IR_REG;
	case ENETDMAC_IRMASK:
		return ENETDMAC_IRMASK_REG;
	case ENETDMAC_MAXBURST:
		return ENETDMAC_MAXBURST_REG;
	case ENETDMAC_BUFALLOC:
	case ENETDMAC_RSTART:
	case ENETDMAC_FC:
	case ENETDMAC_LEN:
		return 0;
	}
#endif
#endif
	return 0;
}


#endif /* ! BCM63XX_DEV_ENET_H_ */