xref: /openbmc/linux/include/linux/pcs/pcs-xpcs.h (revision a853c68e)
12fa4e4b7SAndrew Lunn /* SPDX-License-Identifier: GPL-2.0 */
22fa4e4b7SAndrew Lunn /*
32fa4e4b7SAndrew Lunn  * Copyright (c) 2020 Synopsys, Inc. and/or its affiliates.
42fa4e4b7SAndrew Lunn  * Synopsys DesignWare XPCS helpers
52fa4e4b7SAndrew Lunn  */
62fa4e4b7SAndrew Lunn 
72fa4e4b7SAndrew Lunn #ifndef __LINUX_PCS_XPCS_H
82fa4e4b7SAndrew Lunn #define __LINUX_PCS_XPCS_H
92fa4e4b7SAndrew Lunn 
102fa4e4b7SAndrew Lunn #include <linux/phy.h>
112fa4e4b7SAndrew Lunn #include <linux/phylink.h>
122fa4e4b7SAndrew Lunn 
13dd0721eaSVladimir Oltean #define NXP_SJA1105_XPCS_ID		0x00000010
14f7380bbaSVladimir Oltean #define NXP_SJA1110_XPCS_ID		0x00000020
15dd0721eaSVladimir Oltean 
1607a4bc51SOng Boon Leong /* AN mode */
1707a4bc51SOng Boon Leong #define DW_AN_C73			1
18b97b5331SOng Boon Leong #define DW_AN_C37_SGMII			2
19f27abde3SVoon Weifeng #define DW_2500BASEX			3
2007a4bc51SOng Boon Leong 
219900074eSVladimir Oltean struct xpcs_id;
229900074eSVladimir Oltean 
235673ef86SVladimir Oltean struct dw_xpcs {
242cac15daSVladimir Oltean 	struct mdio_device *mdiodev;
259900074eSVladimir Oltean 	const struct xpcs_id *id;
2611059740SVladimir Oltean 	struct phylink_pcs pcs;
272fa4e4b7SAndrew Lunn };
282fa4e4b7SAndrew Lunn 
295673ef86SVladimir Oltean int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);
30*a853c68eSVladimir Oltean void xpcs_link_up(struct phylink_pcs *pcs, unsigned int mode,
31*a853c68eSVladimir Oltean 		  phy_interface_t interface, int speed, int duplex);
32*a853c68eSVladimir Oltean int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface,
33*a853c68eSVladimir Oltean 		   unsigned int mode);
345673ef86SVladimir Oltean void xpcs_validate(struct dw_xpcs *xpcs, unsigned long *supported,
35a1a753edSVladimir Oltean 		   struct phylink_link_state *state);
365673ef86SVladimir Oltean int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns,
3714b517cbSVladimir Oltean 		    int enable);
385673ef86SVladimir Oltean struct dw_xpcs *xpcs_create(struct mdio_device *mdiodev,
392cac15daSVladimir Oltean 			    phy_interface_t interface);
405673ef86SVladimir Oltean void xpcs_destroy(struct dw_xpcs *xpcs);
412fa4e4b7SAndrew Lunn 
422fa4e4b7SAndrew Lunn #endif /* __LINUX_PCS_XPCS_H */
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