xref: /openbmc/linux/drivers/net/phy/bcm-phy-lib.h (revision 3db55767)
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 static inline int bcm_phy_read_exp_sel(struct phy_device *phydev, u16 reg)
44 {
45 	return bcm_phy_read_exp(phydev, reg | MII_BCM54XX_EXP_SEL_ER);
46 }
47 
48 int bcm54xx_auxctl_write(struct phy_device *phydev, u16 regnum, u16 val);
49 int bcm54xx_auxctl_read(struct phy_device *phydev, u16 regnum);
50 
51 int bcm_phy_write_misc(struct phy_device *phydev,
52 		       u16 reg, u16 chl, u16 value);
53 int bcm_phy_read_misc(struct phy_device *phydev,
54 		      u16 reg, u16 chl);
55 
56 int bcm_phy_write_shadow(struct phy_device *phydev, u16 shadow,
57 			 u16 val);
58 int bcm_phy_read_shadow(struct phy_device *phydev, u16 shadow);
59 
60 int __bcm_phy_write_rdb(struct phy_device *phydev, u16 rdb, u16 val);
61 int bcm_phy_write_rdb(struct phy_device *phydev, u16 rdb, u16 val);
62 int __bcm_phy_read_rdb(struct phy_device *phydev, u16 rdb);
63 int bcm_phy_read_rdb(struct phy_device *phydev, u16 rdb);
64 int __bcm_phy_modify_rdb(struct phy_device *phydev, u16 rdb, u16 mask,
65 			 u16 set);
66 int bcm_phy_modify_rdb(struct phy_device *phydev, u16 rdb, u16 mask,
67 		       u16 set);
68 
69 int bcm_phy_ack_intr(struct phy_device *phydev);
70 int bcm_phy_config_intr(struct phy_device *phydev);
71 irqreturn_t bcm_phy_handle_interrupt(struct phy_device *phydev);
72 
73 int bcm_phy_enable_apd(struct phy_device *phydev, bool dll_pwr_down);
74 
75 int bcm_phy_set_eee(struct phy_device *phydev, bool enable);
76 
77 int bcm_phy_downshift_get(struct phy_device *phydev, u8 *count);
78 
79 int bcm_phy_downshift_set(struct phy_device *phydev, u8 count);
80 
81 int bcm_phy_get_sset_count(struct phy_device *phydev);
82 void bcm_phy_get_strings(struct phy_device *phydev, u8 *data);
83 void bcm_phy_get_stats(struct phy_device *phydev, u64 *shadow,
84 		       struct ethtool_stats *stats, u64 *data);
85 void bcm_phy_r_rc_cal_reset(struct phy_device *phydev);
86 int bcm_phy_28nm_a0b0_afe_config_init(struct phy_device *phydev);
87 int bcm_phy_enable_jumbo(struct phy_device *phydev);
88 
89 int bcm_phy_cable_test_get_status_rdb(struct phy_device *phydev,
90 				      bool *finished);
91 int bcm_phy_cable_test_start_rdb(struct phy_device *phydev);
92 int bcm_phy_cable_test_start(struct phy_device *phydev);
93 int bcm_phy_cable_test_get_status(struct phy_device *phydev, bool *finished);
94 
95 #if IS_ENABLED(CONFIG_BCM_NET_PHYPTP)
96 struct bcm_ptp_private *bcm_ptp_probe(struct phy_device *phydev);
97 void bcm_ptp_config_init(struct phy_device *phydev);
98 void bcm_ptp_stop(struct bcm_ptp_private *priv);
99 #else
100 static inline struct bcm_ptp_private *bcm_ptp_probe(struct phy_device *phydev)
101 {
102 	return NULL;
103 }
104 
105 static inline void bcm_ptp_config_init(struct phy_device *phydev)
106 {
107 }
108 
109 static inline void bcm_ptp_stop(struct bcm_ptp_private *priv)
110 {
111 }
112 #endif
113 
114 #endif /* _LINUX_BCM_PHY_LIB_H */
115