xref: /openbmc/linux/drivers/net/phy/bcm-phy-lib.h (revision 12cecbf9)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2015 Broadcom Corporation
4  */
5 
6 #ifndef _LINUX_BCM_PHY_LIB_H
7 #define _LINUX_BCM_PHY_LIB_H
8 
9 #include <linux/brcmphy.h>
10 #include <linux/phy.h>
11 
12 /* 28nm only register definitions */
13 #define MISC_ADDR(base, channel)	base, channel
14 
15 #define DSP_TAP10			MISC_ADDR(0x0a, 0)
16 #define PLL_PLLCTRL_1			MISC_ADDR(0x32, 1)
17 #define PLL_PLLCTRL_2			MISC_ADDR(0x32, 2)
18 #define PLL_PLLCTRL_4			MISC_ADDR(0x33, 0)
19 
20 #define AFE_RXCONFIG_0			MISC_ADDR(0x38, 0)
21 #define AFE_RXCONFIG_1			MISC_ADDR(0x38, 1)
22 #define AFE_RXCONFIG_2			MISC_ADDR(0x38, 2)
23 #define AFE_RX_LP_COUNTER		MISC_ADDR(0x38, 3)
24 #define AFE_TX_CONFIG			MISC_ADDR(0x39, 0)
25 #define AFE_VDCA_ICTRL_0		MISC_ADDR(0x39, 1)
26 #define AFE_VDAC_OTHERS_0		MISC_ADDR(0x39, 3)
27 #define AFE_HPF_TRIM_OTHERS		MISC_ADDR(0x3a, 0)
28 
29 
30 int __bcm_phy_write_exp(struct phy_device *phydev, u16 reg, u16 val);
31 int __bcm_phy_read_exp(struct phy_device *phydev, u16 reg);
32 int __bcm_phy_modify_exp(struct phy_device *phydev, u16 reg, u16 mask, u16 set);
33 int bcm_phy_write_exp(struct phy_device *phydev, u16 reg, u16 val);
34 int bcm_phy_read_exp(struct phy_device *phydev, u16 reg);
35 int bcm_phy_modify_exp(struct phy_device *phydev, u16 reg, u16 mask, u16 set);
36 
37 static inline int bcm_phy_write_exp_sel(struct phy_device *phydev,
38 					u16 reg, u16 val)
39 {
40 	return bcm_phy_write_exp(phydev, reg | MII_BCM54XX_EXP_SEL_ER, val);
41 }
42 
43 int bcm54xx_auxctl_write(struct phy_device *phydev, u16 regnum, u16 val);
44 int bcm54xx_auxctl_read(struct phy_device *phydev, u16 regnum);
45 
46 int bcm_phy_write_misc(struct phy_device *phydev,
47 		       u16 reg, u16 chl, u16 value);
48 int bcm_phy_read_misc(struct phy_device *phydev,
49 		      u16 reg, u16 chl);
50 
51 int bcm_phy_write_shadow(struct phy_device *phydev, u16 shadow,
52 			 u16 val);
53 int bcm_phy_read_shadow(struct phy_device *phydev, u16 shadow);
54 
55 int __bcm_phy_write_rdb(struct phy_device *phydev, u16 rdb, u16 val);
56 int bcm_phy_write_rdb(struct phy_device *phydev, u16 rdb, u16 val);
57 int __bcm_phy_read_rdb(struct phy_device *phydev, u16 rdb);
58 int bcm_phy_read_rdb(struct phy_device *phydev, u16 rdb);
59 int __bcm_phy_modify_rdb(struct phy_device *phydev, u16 rdb, u16 mask,
60 			 u16 set);
61 int bcm_phy_modify_rdb(struct phy_device *phydev, u16 rdb, u16 mask,
62 		       u16 set);
63 
64 int bcm_phy_ack_intr(struct phy_device *phydev);
65 int bcm_phy_config_intr(struct phy_device *phydev);
66 irqreturn_t bcm_phy_handle_interrupt(struct phy_device *phydev);
67 
68 int bcm_phy_enable_apd(struct phy_device *phydev, bool dll_pwr_down);
69 
70 int bcm_phy_set_eee(struct phy_device *phydev, bool enable);
71 
72 int bcm_phy_downshift_get(struct phy_device *phydev, u8 *count);
73 
74 int bcm_phy_downshift_set(struct phy_device *phydev, u8 count);
75 
76 int bcm_phy_get_sset_count(struct phy_device *phydev);
77 void bcm_phy_get_strings(struct phy_device *phydev, u8 *data);
78 void bcm_phy_get_stats(struct phy_device *phydev, u64 *shadow,
79 		       struct ethtool_stats *stats, u64 *data);
80 void bcm_phy_r_rc_cal_reset(struct phy_device *phydev);
81 int bcm_phy_28nm_a0b0_afe_config_init(struct phy_device *phydev);
82 int bcm_phy_enable_jumbo(struct phy_device *phydev);
83 
84 int bcm_phy_cable_test_get_status_rdb(struct phy_device *phydev,
85 				      bool *finished);
86 int bcm_phy_cable_test_start_rdb(struct phy_device *phydev);
87 int bcm_phy_cable_test_start(struct phy_device *phydev);
88 int bcm_phy_cable_test_get_status(struct phy_device *phydev, bool *finished);
89 
90 #if IS_ENABLED(CONFIG_BCM_NET_PHYPTP)
91 struct bcm_ptp_private *bcm_ptp_probe(struct phy_device *phydev);
92 void bcm_ptp_config_init(struct phy_device *phydev);
93 void bcm_ptp_stop(struct bcm_ptp_private *priv);
94 #else
95 static inline struct bcm_ptp_private *bcm_ptp_probe(struct phy_device *phydev)
96 {
97 	return NULL;
98 }
99 
100 static inline void bcm_ptp_config_init(struct phy_device *phydev)
101 {
102 }
103 
104 static inline void bcm_ptp_stop(struct bcm_ptp_private *priv)
105 {
106 }
107 #endif
108 
109 #endif /* _LINUX_BCM_PHY_LIB_H */
110