1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * include/linux/micrel_phy.h
4 *
5 * Micrel PHY IDs
6 */
7
8#ifndef _MICREL_PHY_H
9#define _MICREL_PHY_H
10
11#define MICREL_OUI		0x0885
12
13#define MICREL_PHY_ID_MASK	0x00fffff0
14
15#define PHY_ID_KSZ8873MLL	0x000e7237
16#define PHY_ID_KSZ9021		0x00221610
17#define PHY_ID_KSZ9021RLRN	0x00221611
18#define PHY_ID_KS8737		0x00221720
19#define PHY_ID_KSZ8021		0x00221555
20#define PHY_ID_KSZ8031		0x00221556
21#define PHY_ID_KSZ8041		0x00221510
22/* undocumented */
23#define PHY_ID_KSZ8041RNLI	0x00221537
24#define PHY_ID_KSZ8051		0x00221550
25/* same id: ks8001 Rev. A/B, and ks8721 Rev 3. */
26#define PHY_ID_KSZ8001		0x0022161A
27/* same id: KS8081, KS8091 */
28#define PHY_ID_KSZ8081		0x00221560
29#define PHY_ID_KSZ8061		0x00221570
30#define PHY_ID_KSZ9031		0x00221620
31#define PHY_ID_KSZ9131		0x00221640
32#define PHY_ID_LAN8814		0x00221660
33#define PHY_ID_LAN8804		0x00221670
34#define PHY_ID_LAN8841		0x00221650
35
36#define PHY_ID_KSZ886X		0x00221430
37#define PHY_ID_KSZ8863		0x00221435
38
39#define PHY_ID_KSZ87XX		0x00221550
40
41#define	PHY_ID_KSZ9477		0x00221631
42
43/* struct phy_device dev_flags definitions */
44#define MICREL_PHY_50MHZ_CLK	BIT(0)
45#define MICREL_PHY_FXEN		BIT(1)
46#define MICREL_KSZ8_P1_ERRATA	BIT(2)
47#define MICREL_NO_EEE		BIT(3)
48
49#define MICREL_KSZ9021_EXTREG_CTRL	0xB
50#define MICREL_KSZ9021_EXTREG_DATA_WRITE	0xC
51#define MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW	0x104
52#define MICREL_KSZ9021_RGMII_RX_DATA_PAD_SCEW	0x105
53
54/* Device specific MII_BMCR (Reg 0) bits */
55/* 1 = HP Auto MDI/MDI-X mode, 0 = Microchip Auto MDI/MDI-X mode */
56#define KSZ886X_BMCR_HP_MDIX			BIT(5)
57/* 1 = Force MDI (transmit on RXP/RXM pins), 0 = Normal operation
58 * (transmit on TXP/TXM pins)
59 */
60#define KSZ886X_BMCR_FORCE_MDI			BIT(4)
61/* 1 = Disable auto MDI-X */
62#define KSZ886X_BMCR_DISABLE_AUTO_MDIX		BIT(3)
63#define KSZ886X_BMCR_DISABLE_FAR_END_FAULT	BIT(2)
64#define KSZ886X_BMCR_DISABLE_TRANSMIT		BIT(1)
65#define KSZ886X_BMCR_DISABLE_LED		BIT(0)
66
67/* PHY Special Control/Status Register (Reg 31) */
68#define KSZ886X_CTRL_MDIX_STAT			BIT(4)
69#define KSZ886X_CTRL_FORCE_LINK			BIT(3)
70#define KSZ886X_CTRL_PWRSAVE			BIT(2)
71#define KSZ886X_CTRL_REMOTE_LOOPBACK		BIT(1)
72
73#endif /* _MICREL_PHY_H */
74