diff options
Diffstat (limited to 'include/linux/smsc911x.h')
| -rw-r--r-- | include/linux/smsc911x.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/include/linux/smsc911x.h b/include/linux/smsc911x.h new file mode 100644 index 000000000..868348f7e --- /dev/null +++ b/include/linux/smsc911x.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/*************************************************************************** + * + * Copyright (C) 2004-2008 SMSC + * Copyright (C) 2005-2008 ARM + * + ***************************************************************************/ +#ifndef __LINUX_SMSC911X_H__ +#define __LINUX_SMSC911X_H__ + +#include <linux/phy.h> +#include <linux/if_ether.h> + +/* platform_device configuration data, should be assigned to + * the platform_device's dev.platform_data */ +struct smsc911x_platform_config { + unsigned int irq_polarity; + unsigned int irq_type; + unsigned int flags; + unsigned int shift; + phy_interface_t phy_interface; + unsigned char mac[ETH_ALEN]; +}; + +/* Constants for platform_device irq polarity configuration */ +#define SMSC911X_IRQ_POLARITY_ACTIVE_LOW 0 +#define SMSC911X_IRQ_POLARITY_ACTIVE_HIGH 1 + +/* Constants for platform_device irq type configuration */ +#define SMSC911X_IRQ_TYPE_OPEN_DRAIN 0 +#define SMSC911X_IRQ_TYPE_PUSH_PULL 1 + +/* Constants for flags */ +#define SMSC911X_USE_16BIT (BIT(0)) +#define SMSC911X_USE_32BIT (BIT(1)) +#define SMSC911X_FORCE_INTERNAL_PHY (BIT(2)) +#define SMSC911X_FORCE_EXTERNAL_PHY (BIT(3)) +#define SMSC911X_SAVE_MAC_ADDRESS (BIT(4)) + +/* + * SMSC911X_SWAP_FIFO: + * Enables software byte swap for fifo data. Should only be used as a + * "last resort" in the case of big endian mode on boards with incorrectly + * routed data bus to older devices such as LAN9118. Newer devices such as + * LAN9221 can handle this in hardware, there are registers to control + * this swapping but the driver doesn't currently use them. + */ +#define SMSC911X_SWAP_FIFO (BIT(5)) + +#endif /* __LINUX_SMSC911X_H__ */ |