xref: /linux/drivers/net/dsa/microchip/ksz_ptp_reg.h (revision b4df828dfc290ffbb59b1172d71fdf34371edc23)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Microchip KSZ PTP register definitions
3  * Copyright (C) 2022 Microchip Technology Inc.
4  */
5 
6 #ifndef __KSZ_PTP_REGS_H
7 #define __KSZ_PTP_REGS_H
8 
9 #define REG_SW_GLOBAL_LED_OVR__4	0x0120
10 #define LED_OVR_2			BIT(1)
11 #define LED_OVR_1			BIT(0)
12 
13 #define REG_SW_GLOBAL_LED_SRC__4	0x0128
14 #define LED_SRC_PTP_GPIO_1		BIT(3)
15 #define LED_SRC_PTP_GPIO_2		BIT(2)
16 
17 /* 5 - PTP Clock */
18 /* REG_PTP_CLK_CTRL */
19 #define PTP_STEP_ADJ			BIT(6)
20 #define PTP_STEP_DIR			BIT(5)
21 #define PTP_READ_TIME			BIT(4)
22 #define PTP_LOAD_TIME			BIT(3)
23 #define PTP_CLK_ADJ_ENABLE		BIT(2)
24 #define PTP_CLK_ENABLE			BIT(1)
25 #define PTP_CLK_RESET			BIT(0)
26 
27 /* REG_PTP_RTC_SUB_NANOSEC */
28 #define PTP_RTC_SUB_NANOSEC_M		0x0007
29 #define PTP_RTC_0NS			0x00
30 
31 /* REG_PTP_SUBNANOSEC_RATE */
32 #define PTP_SUBNANOSEC_M		0x3FFFFFFF
33 #define PTP_RATE_DIR			BIT(31)
34 #define PTP_TMP_RATE_ENABLE		BIT(30)
35 
36 #define REG_PTP_SUBNANOSEC_RATE_L	0x050E
37 
38 #define REG_PTP_RATE_DURATION		0x0510
39 #define REG_PTP_RATE_DURATION_H		0x0510
40 #define REG_PTP_RATE_DURATION_L		0x0512
41 
42 /* REG_PTP_MSG_CONF1 */
43 #define PTP_802_1AS			BIT(7)
44 #define PTP_ENABLE			BIT(6)
45 #define PTP_ETH_ENABLE			BIT(5)
46 #define PTP_IPV4_UDP_ENABLE		BIT(4)
47 #define PTP_IPV6_UDP_ENABLE		BIT(3)
48 #define PTP_TC_P2P			BIT(2)
49 #define PTP_MASTER			BIT(1)
50 #define PTP_1STEP			BIT(0)
51 
52 #define REG_PTP_UNIT_INDEX__4		0x0520
53 
54 #define PTP_GPIO_INDEX			GENMASK(19, 16)
55 #define PTP_TSI_INDEX			BIT(8)
56 #define PTP_TOU_INDEX			GENMASK(1, 0)
57 
58 #define REG_PTP_TRIG_STATUS__4		0x0524
59 
60 #define TRIG_ERROR_M			GENMASK(18, 16)
61 #define TRIG_DONE_M			GENMASK(2, 0)
62 
63 #define REG_PTP_INT_STATUS__4		0x0528
64 
65 #define TRIG_INT_M			GENMASK(18, 16)
66 #define TS_INT_M			GENMASK(1, 0)
67 
68 #define REG_PTP_CTRL_STAT__4		0x052C
69 
70 #define GPIO_IN			BIT(7)
71 #define GPIO_OUT			BIT(6)
72 #define TS_INT_ENABLE			BIT(5)
73 #define TRIG_ACTIVE			BIT(4)
74 #define TRIG_ENABLE			BIT(3)
75 #define TRIG_RESET			BIT(2)
76 #define TS_ENABLE			BIT(1)
77 #define TS_RESET			BIT(0)
78 
79 #define REG_TRIG_TARGET_NANOSEC	0x0530
80 #define REG_TRIG_TARGET_SEC		0x0534
81 
82 #define REG_TRIG_CTRL__4		0x0538
83 
84 #define TRIG_CASCADE_ENABLE		BIT(31)
85 #define TRIG_CASCADE_TAIL		BIT(30)
86 #define TRIG_CASCADE_UPS_M		GENMASK(29, 26)
87 #define TRIG_NOW			BIT(25)
88 #define TRIG_NOTIFY			BIT(24)
89 #define TRIG_EDGE			BIT(23)
90 #define TRIG_PATTERN_M			GENMASK(22, 20)
91 #define TRIG_NEG_EDGE			0
92 #define TRIG_POS_EDGE			1
93 #define TRIG_NEG_PULSE			2
94 #define TRIG_POS_PULSE			3
95 #define TRIG_NEG_PERIOD		4
96 #define TRIG_POS_PERIOD		5
97 #define TRIG_REG_OUTPUT		6
98 #define TRIG_GPO_M			GENMASK(19, 16)
99 #define TRIG_CASCADE_ITERATE_CNT_M	GENMASK(15, 0)
100 
101 #define REG_TRIG_CYCLE_WIDTH		0x053C
102 #define TRIG_CYCLE_WIDTH_M		GENMASK(31, 0)
103 
104 #define REG_TRIG_CYCLE_CNT		0x0540
105 
106 #define TRIG_CYCLE_CNT_M		GENMASK(31, 16)
107 #define TRIG_BIT_PATTERN_M		GENMASK(15, 0)
108 
109 #define REG_TRIG_ITERATE_TIME		0x0544
110 
111 #define REG_TRIG_PULSE_WIDTH__4	0x0548
112 
113 #define TRIG_PULSE_WIDTH_M		GENMASK(23, 0)
114 
115 /* Port PTP Register */
116 #define REG_PTP_PORT_RX_DELAY__2	0x0C00
117 #define REG_PTP_PORT_TX_DELAY__2	0x0C02
118 #define REG_PTP_PORT_ASYM_DELAY__2	0x0C04
119 
120 #define REG_PTP_PORT_XDELAY_TS		0x0C08
121 #define REG_PTP_PORT_SYNC_TS		0x0C0C
122 #define REG_PTP_PORT_PDRESP_TS		0x0C10
123 
124 #define REG_PTP_PORT_TX_INT_STATUS__2	0x0C14
125 #define REG_PTP_PORT_TX_INT_ENABLE__2	0x0C16
126 
127 #define PTP_PORT_SYNC_INT		BIT(15)
128 #define PTP_PORT_XDELAY_REQ_INT		BIT(14)
129 #define PTP_PORT_PDELAY_RESP_INT	BIT(13)
130 #define KSZ_SYNC_MSG			2
131 #define KSZ_XDREQ_MSG			1
132 #define KSZ_PDRES_MSG			0
133 
134 #endif
135