1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2012 Damjan Marion <dmarion@Freebsd.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef	_IF_CPSWREG_H
32#define	_IF_CPSWREG_H
33
34#define	CPSW_SS_OFFSET			0x0000
35#define	CPSW_SS_IDVER			(CPSW_SS_OFFSET + 0x00)
36#define	CPSW_SS_SOFT_RESET		(CPSW_SS_OFFSET + 0x08)
37#define	CPSW_SS_STAT_PORT_EN		(CPSW_SS_OFFSET + 0x0C)
38#define	CPSW_SS_PTYPE			(CPSW_SS_OFFSET + 0x10)
39#define	CPSW_SS_FLOW_CONTROL		(CPSW_SS_OFFSET + 0x24)
40
41#define	CPSW_PORT_OFFSET		0x0100
42#define	CPSW_PORT_P_MAX_BLKS(p)		(CPSW_PORT_OFFSET + 0x08 + ((p) * 0x100))
43#define	CPSW_PORT_P_BLK_CNT(p)		(CPSW_PORT_OFFSET + 0x0C + ((p) * 0x100))
44#define	CPSW_PORT_P_VLAN(p)		(CPSW_PORT_OFFSET + 0x14 + ((p) * 0x100))
45#define	CPSW_PORT_P_TX_PRI_MAP(p)	(CPSW_PORT_OFFSET + 0x118 + ((p-1) * 0x100))
46#define	CPSW_PORT_P0_CPDMA_TX_PRI_MAP	(CPSW_PORT_OFFSET + 0x01C)
47#define	CPSW_PORT_P0_CPDMA_RX_CH_MAP	(CPSW_PORT_OFFSET + 0x020)
48#define	CPSW_PORT_P_SA_LO(p)		(CPSW_PORT_OFFSET + 0x120 + ((p-1) * 0x100))
49#define	CPSW_PORT_P_SA_HI(p)		(CPSW_PORT_OFFSET + 0x124 + ((p-1) * 0x100))
50
51#define	CPSW_CPDMA_OFFSET		0x0800
52#define	CPSW_CPDMA_TX_CONTROL		(CPSW_CPDMA_OFFSET + 0x04)
53#define	CPSW_CPDMA_TX_TEARDOWN		(CPSW_CPDMA_OFFSET + 0x08)
54#define	CPSW_CPDMA_RX_CONTROL		(CPSW_CPDMA_OFFSET + 0x14)
55#define	CPSW_CPDMA_RX_TEARDOWN		(CPSW_CPDMA_OFFSET + 0x18)
56#define	CPSW_CPDMA_SOFT_RESET		(CPSW_CPDMA_OFFSET + 0x1c)
57#define	CPSW_CPDMA_DMACONTROL		(CPSW_CPDMA_OFFSET + 0x20)
58#define	CPSW_CPDMA_DMASTATUS		(CPSW_CPDMA_OFFSET + 0x24)
59#define	CPSW_CPDMA_RX_BUFFER_OFFSET	(CPSW_CPDMA_OFFSET + 0x28)
60#define	CPSW_CPDMA_TX_INTSTAT_RAW	(CPSW_CPDMA_OFFSET + 0x80)
61#define	CPSW_CPDMA_TX_INTSTAT_MASKED	(CPSW_CPDMA_OFFSET + 0x84)
62#define	CPSW_CPDMA_TX_INTMASK_SET	(CPSW_CPDMA_OFFSET + 0x88)
63#define	CPSW_CPDMA_TX_INTMASK_CLEAR	(CPSW_CPDMA_OFFSET + 0x8C)
64#define	CPSW_CPDMA_CPDMA_EOI_VECTOR	(CPSW_CPDMA_OFFSET + 0x94)
65#define	CPSW_CPDMA_RX_INTSTAT_RAW	(CPSW_CPDMA_OFFSET + 0xA0)
66#define	CPSW_CPDMA_RX_INTSTAT_MASKED	(CPSW_CPDMA_OFFSET + 0xA4)
67#define	CPSW_CPDMA_RX_INTMASK_SET	(CPSW_CPDMA_OFFSET + 0xA8)
68#define	CPSW_CPDMA_RX_INTMASK_CLEAR	(CPSW_CPDMA_OFFSET + 0xAc)
69#define	 CPSW_CPDMA_RX_INT_THRESH(_ch)	(1 << (8 + ((_ch) & 7)))
70#define	 CPSW_CPDMA_RX_INT(_ch)		(1 << (0 + ((_ch) & 7)))
71#define	CPSW_CPDMA_DMA_INTSTAT_RAW	(CPSW_CPDMA_OFFSET + 0xB0)
72#define	CPSW_CPDMA_DMA_INTSTAT_MASKED	(CPSW_CPDMA_OFFSET + 0xB4)
73#define	CPSW_CPDMA_DMA_INTMASK_SET	(CPSW_CPDMA_OFFSET + 0xB8)
74#define	CPSW_CPDMA_DMA_INTMASK_CLEAR	(CPSW_CPDMA_OFFSET + 0xBC)
75#define	CPSW_CPDMA_RX_PENDTHRESH(p)	(CPSW_CPDMA_OFFSET + 0x0c0 + ((p) * 0x04))
76#define	CPSW_CPDMA_RX_FREEBUFFER(p)	(CPSW_CPDMA_OFFSET + 0x0e0 + ((p) * 0x04))
77
78#define	CPSW_STATS_OFFSET		0x0900
79
80#define	CPSW_STATERAM_OFFSET		0x0A00
81#define	CPSW_CPDMA_TX_HDP(p)		(CPSW_STATERAM_OFFSET + 0x00 + ((p) * 0x04))
82#define	CPSW_CPDMA_RX_HDP(p)		(CPSW_STATERAM_OFFSET + 0x20 + ((p) * 0x04))
83#define	CPSW_CPDMA_TX_CP(p)		(CPSW_STATERAM_OFFSET + 0x40 + ((p) * 0x04))
84#define	CPSW_CPDMA_RX_CP(p)		(CPSW_STATERAM_OFFSET + 0x60 + ((p) * 0x04))
85
86#define	CPSW_CPTS_OFFSET		0x0C00
87
88#define	CPSW_ALE_OFFSET			0x0D00
89#define	CPSW_ALE_CONTROL		(CPSW_ALE_OFFSET + 0x08)
90#define	 CPSW_ALE_CTL_ENABLE		(1U << 31)
91#define	 CPSW_ALE_CTL_CLEAR_TBL		(1 << 30)
92#define	 CPSW_ALE_CTL_BYPASS		(1 << 4)
93#define	 CPSW_ALE_CTL_VLAN_AWARE	(1 << 2)
94#define	CPSW_ALE_TBLCTL			(CPSW_ALE_OFFSET + 0x20)
95#define	CPSW_ALE_TBLW2			(CPSW_ALE_OFFSET + 0x34)
96#define	CPSW_ALE_TBLW1			(CPSW_ALE_OFFSET + 0x38)
97#define	CPSW_ALE_TBLW0			(CPSW_ALE_OFFSET + 0x3C)
98#define	 ALE_MCAST(_a)			((_a[1] >> 8) & 1)
99#define	 ALE_MCAST_FWD			(3 << 30)
100#define	 ALE_PORTS(_a)			((_a[2] >> 2) & 7)
101#define	 ALE_TYPE(_a)			((_a[1] >> 28) & 3)
102#define	 ALE_TYPE_ADDR			1
103#define	 ALE_TYPE_VLAN			2
104#define	 ALE_TYPE_VLAN_ADDR		3
105#define	 ALE_VLAN(_a)			((_a[1] >> 16) & 0xfff)
106#define	 ALE_VLAN_UNREGFLOOD(_a)	((_a[0] >> 8) & 7)
107#define	 ALE_VLAN_REGFLOOD(_a)		((_a[0] >> 16) & 7)
108#define	 ALE_VLAN_UNTAG(_a)		((_a[0] >> 24) & 7)
109#define	 ALE_VLAN_MEMBERS(_a)		(_a[0] & 7)
110#define	CPSW_ALE_PORTCTL(p)		(CPSW_ALE_OFFSET + 0x40 + ((p) * 0x04))
111#define	 ALE_PORTCTL_NO_SA_UPDATE	(1 << 5)
112#define	 ALE_PORTCTL_NO_LEARN		(1 << 4)
113#define	 ALE_PORTCTL_INGRESS		(1 << 3)
114#define	 ALE_PORTCTL_DROP_UNTAGGED	(1 << 2)
115#define	 ALE_PORTCTL_FORWARD		3
116#define	 ALE_PORTCTL_LEARN		2
117#define	 ALE_PORTCTL_BLOCKED		1
118#define	 ALE_PORTCTL_DISABLED		0
119
120/* SL1 is at 0x0D80, SL2 is at 0x0DC0 */
121#define	CPSW_SL_OFFSET			0x0D80
122#define	CPSW_SL_MACCONTROL(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x04)
123#define	 CPSW_SL_MACTL_IFCTL_B		(1 << 16)
124#define	 CPSW_SL_MACTL_IFCTL_A		(1 << 15)
125#define	 CPSW_SL_MACTL_GIG		(1 << 7)
126#define	 CPSW_SL_MACTL_GMII_ENABLE	(1 << 5)
127#define	 CPSW_SL_MACTL_FULLDUPLEX	(1 << 0)
128#define	CPSW_SL_MACSTATUS(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x08)
129#define	CPSW_SL_SOFT_RESET(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x0C)
130#define	CPSW_SL_RX_MAXLEN(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x10)
131#define	CPSW_SL_RX_PAUSE(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x18)
132#define	CPSW_SL_TX_PAUSE(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x1C)
133#define	CPSW_SL_RX_PRI_MAP(p)		(CPSW_SL_OFFSET + (0x40 * (p)) + 0x24)
134
135#define	MDIO_OFFSET			0x1000
136#define	MDIOCONTROL			(MDIO_OFFSET + 0x04)
137#define	 MDIOCTL_ENABLE			(1 << 30)
138#define	 MDIOCTL_FAULTENB		(1 << 18)
139#define	MDIOLINKINTRAW			(MDIO_OFFSET + 0x10)
140#define	MDIOLINKINTMASKED		(MDIO_OFFSET + 0x14)
141#define	MDIOUSERACCESS0			(MDIO_OFFSET + 0x80)
142#define	MDIOUSERPHYSEL0			(MDIO_OFFSET + 0x84)
143#define	MDIOUSERACCESS1			(MDIO_OFFSET + 0x88)
144#define	MDIOUSERPHYSEL1			(MDIO_OFFSET + 0x8C)
145#define	 MDIO_PHYSEL_LINKINTENB		(1 << 6)
146#define	 MDIO_PHYACCESS_GO		(1U << 31)
147#define	 MDIO_PHYACCESS_WRITE		(1 << 30)
148#define	 MDIO_PHYACCESS_ACK		(1 << 29)
149
150#define	CPSW_WR_OFFSET			0x1200
151#define	CPSW_WR_SOFT_RESET		(CPSW_WR_OFFSET + 0x04)
152#define	CPSW_WR_CONTROL			(CPSW_WR_OFFSET + 0x08)
153#define	CPSW_WR_INT_CONTROL		(CPSW_WR_OFFSET + 0x0c)
154#define	 CPSW_WR_INT_C0_RX_PULSE	(1 << 16)
155#define	 CPSW_WR_INT_C0_TX_PULSE	(1 << 17)
156#define	 CPSW_WR_INT_C1_RX_PULSE	(1 << 18)
157#define	 CPSW_WR_INT_C1_TX_PULSE	(1 << 19)
158#define	 CPSW_WR_INT_C2_RX_PULSE	(1 << 20)
159#define	 CPSW_WR_INT_C2_TX_PULSE	(1 << 21)
160#define	 CPSW_WR_INT_PACE_EN						\
161	(CPSW_WR_INT_C0_RX_PULSE | CPSW_WR_INT_C0_TX_PULSE |		\
162	 CPSW_WR_INT_C1_RX_PULSE | CPSW_WR_INT_C1_TX_PULSE |		\
163	 CPSW_WR_INT_C2_RX_PULSE | CPSW_WR_INT_C2_TX_PULSE)
164#define	 CPSW_WR_INT_PRESCALE_MASK	0xfff
165#define	CPSW_WR_C_RX_THRESH_EN(p)	(CPSW_WR_OFFSET + (0x10 * (p)) + 0x10)
166#define	CPSW_WR_C_RX_EN(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x14)
167#define	CPSW_WR_C_TX_EN(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x18)
168#define	CPSW_WR_C_MISC_EN(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x1C)
169#define	CPSW_WR_C_RX_THRESH_STAT(p)	(CPSW_WR_OFFSET + (0x10 * (p)) + 0x40)
170#define	CPSW_WR_C_RX_STAT(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x44)
171#define	CPSW_WR_C_TX_STAT(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x48)
172#define	CPSW_WR_C_MISC_STAT(p)		(CPSW_WR_OFFSET + (0x10 * (p)) + 0x4C)
173#define	 CPSW_WR_C_MISC_EVNT_PEND	(1 << 4)
174#define	 CPSW_WR_C_MISC_STAT_PEND	(1 << 3)
175#define	 CPSW_WR_C_MISC_HOST_PEND	(1 << 2)
176#define	 CPSW_WR_C_MISC_MDIOLINK	(1 << 1)
177#define	 CPSW_WR_C_MISC_MDIOUSER	(1 << 0)
178#define	CPSW_WR_C_RX_IMAX(p)		(CPSW_WR_OFFSET + (0x08 * (p)) + 0x70)
179#define	CPSW_WR_C_TX_IMAX(p)		(CPSW_WR_OFFSET + (0x08 * (p)) + 0x74)
180#define	 CPSW_WR_C_IMAX_MASK		0x3f
181#define	 CPSW_WR_C_IMAX_MAX		63
182#define	 CPSW_WR_C_IMAX_MIN		2
183#define	 CPSW_WR_C_IMAX_US_MAX		500
184#define	 CPSW_WR_C_IMAX_US_MIN		16
185
186#define	CPSW_CPPI_RAM_OFFSET		0x2000
187#define	CPSW_CPPI_RAM_SIZE		0x2000
188
189#define	CPSW_MEMWINDOW_SIZE		0x4000
190
191#define	 CPDMA_BD_SOP			(1 << 15)
192#define	 CPDMA_BD_EOP			(1 << 14)
193#define	 CPDMA_BD_OWNER			(1 << 13)
194#define	 CPDMA_BD_EOQ			(1 << 12)
195#define	 CPDMA_BD_TDOWNCMPLT		(1 << 11)
196#define	 CPDMA_BD_PASS_CRC		(1 << 10)
197#define	 CPDMA_BD_PKT_ERR_MASK		(3 << 4)
198#define	 CPDMA_BD_TO_PORT		(1 << 4)
199#define	 CPDMA_BD_PORT_MASK		3
200
201struct cpsw_cpdma_bd {
202	volatile uint32_t next;
203	volatile uint32_t bufptr;
204	volatile uint16_t buflen;
205	volatile uint16_t bufoff;
206	volatile uint16_t pktlen;
207	volatile uint16_t flags;
208};
209
210#endif /*_IF_CPSWREG_H */
211