1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /*
3  * This header file defines the register offsets and bit fields
4  * of ENETC4 PF and VFs. Note that the same registers as ENETC
5  * version 1.0 are defined in the enetc_hw.h file.
6  *
7  * Copyright 2024 NXP
8  */
9 #ifndef __ENETC4_HW_H_
10 #define __ENETC4_HW_H_
11 
12 #define NXP_ENETC_VENDOR_ID		0x1131
13 #define NXP_ENETC_PF_DEV_ID		0xe101
14 
15 /**********************Station interface registers************************/
16 /* Station interface LSO segmentation flag mask register 0/1 */
17 #define ENETC4_SILSOSFMR0		0x1300
18 #define  SILSOSFMR0_TCP_MID_SEG		GENMASK(27, 16)
19 #define  SILSOSFMR0_TCP_1ST_SEG		GENMASK(11, 0)
20 #define  SILSOSFMR0_VAL_SET(first, mid)	(FIELD_PREP(SILSOSFMR0_TCP_MID_SEG, mid) | \
21 					 FIELD_PREP(SILSOSFMR0_TCP_1ST_SEG, first))
22 
23 #define ENETC4_SILSOSFMR1		0x1304
24 #define  SILSOSFMR1_TCP_LAST_SEG	GENMASK(11, 0)
25 #define   ENETC4_TCP_FLAGS_FIN		BIT(0)
26 #define   ENETC4_TCP_FLAGS_SYN		BIT(1)
27 #define   ENETC4_TCP_FLAGS_RST		BIT(2)
28 #define   ENETC4_TCP_FLAGS_PSH		BIT(3)
29 #define   ENETC4_TCP_FLAGS_ACK		BIT(4)
30 #define   ENETC4_TCP_FLAGS_URG		BIT(5)
31 #define   ENETC4_TCP_FLAGS_ECE		BIT(6)
32 #define   ENETC4_TCP_FLAGS_CWR		BIT(7)
33 #define   ENETC4_TCP_FLAGS_NS		BIT(8)
34 /* According to tso_build_hdr(), clear all special flags for not last packet. */
35 #define ENETC4_TCP_NL_SEG_FLAGS_DMASK	(ENETC4_TCP_FLAGS_FIN | \
36 					 ENETC4_TCP_FLAGS_RST | ENETC4_TCP_FLAGS_PSH)
37 
38 /***************************ENETC port registers**************************/
39 #define ENETC4_ECAPR0			0x0
40 #define  ECAPR0_RFS			BIT(2)
41 #define  ECAPR0_TSD			BIT(5)
42 #define  ECAPR0_RSS			BIT(8)
43 #define  ECAPR0_RSC			BIT(9)
44 #define  ECAPR0_LSO			BIT(10)
45 #define  ECAPR0_WO			BIT(13)
46 
47 #define ENETC4_ECAPR1			0x4
48 #define  ECAPR1_NUM_TCS			GENMASK(6, 4)
49 #define  ECAPR1_NUM_MCH			GENMASK(9, 8)
50 #define  ECAPR1_NUM_UCH			GENMASK(11, 10)
51 #define  ECAPR1_NUM_MSIX		GENMASK(22, 12)
52 #define  ECAPR1_NUM_VSI			GENMASK(27, 24)
53 #define  ECAPR1_NUM_IPV			BIT(31)
54 
55 #define ENETC4_ECAPR2			0x8
56 #define  ECAPR2_NUM_TX_BDR		GENMASK(9, 0)
57 #define  ECAPR2_NUM_RX_BDR		GENMASK(25, 16)
58 
59 #define ENETC4_PMR			0x10
60 #define  PMR_SI_EN(a)			BIT((16 + (a)))
61 
62 /* Port Pause ON/OFF threshold register */
63 #define ENETC4_PPAUONTR			0x108
64 #define ENETC4_PPAUOFFTR		0x10c
65 
66 /* Port Station interface promiscuous MAC mode register */
67 #define ENETC4_PSIPMMR			0x200
68 #define  PSIPMMR_SI_MAC_UP(a)		BIT(a) /* a = SI index */
69 #define  PSIPMMR_SI_MAC_MP(a)		BIT((a) + 16)
70 
71 /* Port Station interface promiscuous VLAN mode register */
72 #define ENETC4_PSIPVMR			0x204
73 
74 /* Port RSS key register n. n = 0,1,2,...,9 */
75 #define ENETC4_PRSSKR(n)		((n) * 0x4 + 0x250)
76 
77 /* Port station interface MAC address filtering capability register */
78 #define ENETC4_PSIMAFCAPR		0x280
79 #define  PSIMAFCAPR_NUM_MAC_AFTE	GENMASK(11, 0)
80 
81 /* Port station interface VLAN filtering capability register */
82 #define ENETC4_PSIVLANFCAPR		0x2c0
83 #define  PSIVLANFCAPR_NUM_VLAN_FTE	GENMASK(11, 0)
84 
85 /* Port station interface VLAN filtering mode register */
86 #define ENETC4_PSIVLANFMR		0x2c4
87 #define  PSIVLANFMR_VS			BIT(0)
88 
89 /* Port Station interface a primary MAC address registers */
90 #define ENETC4_PSIPMAR0(a)		((a) * 0x80 + 0x2000)
91 #define ENETC4_PSIPMAR1(a)		((a) * 0x80 + 0x2004)
92 
93 /* Port station interface a configuration register 0/2 */
94 #define ENETC4_PSICFGR0(a)		((a) * 0x80 + 0x2010)
95 #define  PSICFGR0_VASE			BIT(13)
96 #define  PSICFGR0_ASE			BIT(15)
97 #define  PSICFGR0_ANTI_SPOOFING		(PSICFGR0_VASE | PSICFGR0_ASE)
98 
99 #define ENETC4_PSICFGR2(a)		((a) * 0x80 + 0x2018)
100 #define  PSICFGR2_NUM_MSIX		GENMASK(5, 0)
101 
102 #define ENETC4_PMCAPR			0x4004
103 #define  PMCAPR_HD			BIT(8)
104 #define  PMCAPR_FP			GENMASK(10, 9)
105 
106 /* Port configuration register */
107 #define ENETC4_PCR			0x4010
108 #define  PCR_HDR_FMT			BIT(0)
109 #define  PCR_L2DOSE			BIT(4)
110 #define  PCR_TIMER_CS			BIT(8)
111 #define  PCR_PSPEED			GENMASK(29, 16)
112 #define  PCR_PSPEED_VAL(speed)		(((speed) / 10 - 1) << 16)
113 
114 /* Port MAC address register 0/1 */
115 #define ENETC4_PMAR0			0x4020
116 #define ENETC4_PMAR1			0x4024
117 
118 /* Port operational register */
119 #define ENETC4_POR			0x4100
120 
121 /* Port traffic class a transmit maximum SDU register */
122 #define ENETC4_PTCTMSDUR(a)		((a) * 0x20 + 0x4208)
123 #define  PTCTMSDUR_MAXSDU		GENMASK(15, 0)
124 #define  PTCTMSDUR_SDU_TYPE		GENMASK(17, 16)
125 #define   SDU_TYPE_PPDU			0
126 #define   SDU_TYPE_MPDU			1
127 #define   SDU_TYPE_MSDU			2
128 
129 #define ENETC4_PMAC_OFFSET		0x400
130 #define ENETC4_PM_CMD_CFG(mac)		(0x5008 + (mac) * 0x400)
131 #define  PM_CMD_CFG_TX_EN		BIT(0)
132 #define  PM_CMD_CFG_RX_EN		BIT(1)
133 #define  PM_CMD_CFG_PAUSE_FWD		BIT(7)
134 #define  PM_CMD_CFG_PAUSE_IGN		BIT(8)
135 #define  PM_CMD_CFG_TX_ADDR_INS		BIT(9)
136 #define  PM_CMD_CFG_LOOP_EN		BIT(10)
137 #define  PM_CMD_CFG_LPBK_MODE		GENMASK(12, 11)
138 #define   LPBCK_MODE_EXT_TX_CLK		0
139 #define   LPBCK_MODE_MAC_LEVEL		1
140 #define   LPBCK_MODE_INT_TX_CLK		2
141 #define  PM_CMD_CFG_CNT_FRM_EN		BIT(13)
142 #define  PM_CMD_CFG_TXP			BIT(15)
143 #define  PM_CMD_CFG_SEND_IDLE		BIT(16)
144 #define  PM_CMD_CFG_HD_FCEN		BIT(18)
145 #define  PM_CMD_CFG_SFD			BIT(21)
146 #define  PM_CMD_CFG_TX_FLUSH		BIT(22)
147 #define  PM_CMD_CFG_TX_LOWP_EN		BIT(23)
148 #define  PM_CMD_CFG_RX_LOWP_EMPTY	BIT(24)
149 #define  PM_CMD_CFG_SWR			BIT(26)
150 #define  PM_CMD_CFG_TS_MODE		BIT(30)
151 #define  PM_CMD_CFG_MG			BIT(31)
152 
153 /* Port MAC 0/1 Maximum Frame Length Register */
154 #define ENETC4_PM_MAXFRM(mac)		(0x5014 + (mac) * 0x400)
155 
156 /* Port MAC 0/1 Pause Quanta Register */
157 #define ENETC4_PM_PAUSE_QUANTA(mac)	(0x5054 + (mac) * 0x400)
158 
159 /* Port MAC 0/1 Pause Quanta Threshold Register */
160 #define ENETC4_PM_PAUSE_THRESH(mac)	(0x5064 + (mac) * 0x400)
161 
162 /* Port MAC 0 Interface Mode Control Register */
163 #define ENETC4_PM_IF_MODE(mac)		(0x5300 + (mac) * 0x400)
164 #define  PM_IF_MODE_IFMODE		GENMASK(2, 0)
165 #define   IFMODE_XGMII			0
166 #define   IFMODE_RMII			3
167 #define   IFMODE_RGMII			4
168 #define   IFMODE_SGMII			5
169 #define  PM_IF_MODE_REVMII		BIT(3)
170 #define  PM_IF_MODE_M10			BIT(4)
171 #define  PM_IF_MODE_HD			BIT(6)
172 #define  PM_IF_MODE_SSP			GENMASK(14, 13)
173 #define   SSP_100M			0
174 #define   SSP_10M			1
175 #define   SSP_1G			2
176 #define  PM_IF_MODE_ENA			BIT(15)
177 
178 #endif
179