1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /***************************************************************************
3 *
4 * Copyright (C) 2004-2008 SMSC
5 * Copyright (C) 2005-2008 ARM
6 *
7 ***************************************************************************/
8 #ifndef __LINUX_SMSC911X_H__
9 #define __LINUX_SMSC911X_H__
10
11 #include <linux/phy.h>
12 #include <linux/if_ether.h>
13
14 /* platform_device configuration data, should be assigned to
15 * the platform_device's dev.platform_data */
16 struct smsc911x_platform_config {
17 unsigned int irq_polarity;
18 unsigned int irq_type;
19 unsigned int flags;
20 unsigned int shift;
21 phy_interface_t phy_interface;
22 unsigned char mac[ETH_ALEN];
23 };
24
25 /* Constants for platform_device irq polarity configuration */
26 #define SMSC911X_IRQ_POLARITY_ACTIVE_LOW 0
27 #define SMSC911X_IRQ_POLARITY_ACTIVE_HIGH 1
28
29 /* Constants for platform_device irq type configuration */
30 #define SMSC911X_IRQ_TYPE_OPEN_DRAIN 0
31 #define SMSC911X_IRQ_TYPE_PUSH_PULL 1
32
33 /* Constants for flags */
34 #define SMSC911X_USE_16BIT (BIT(0))
35 #define SMSC911X_USE_32BIT (BIT(1))
36 #define SMSC911X_FORCE_INTERNAL_PHY (BIT(2))
37 #define SMSC911X_FORCE_EXTERNAL_PHY (BIT(3))
38 #define SMSC911X_SAVE_MAC_ADDRESS (BIT(4))
39
40 /*
41 * SMSC911X_SWAP_FIFO:
42 * Enables software byte swap for fifo data. Should only be used as a
43 * "last resort" in the case of big endian mode on boards with incorrectly
44 * routed data bus to older devices such as LAN9118. Newer devices such as
45 * LAN9221 can handle this in hardware, there are registers to control
46 * this swapping but the driver doesn't currently use them.
47 */
48 #define SMSC911X_SWAP_FIFO (BIT(5))
49
50 #endif /* __LINUX_SMSC911X_H__ */