xref: /freebsd/sys/dev/ath/ath_hal/ah_soc.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * SPDX-License-Identifier: ISC
3  *
4  * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
5  * Copyright (c) 2002-2008 Atheros Communications, Inc.
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  *
19  * $FreeBSD$
20  */
21 #ifndef _ATH_AH_SOC_H_
22 #define _ATH_AH_SOC_H_
23 /*
24  * Atheros System on Chip (SoC) public definitions.
25  */
26 
27 /*
28  * This is board-specific data that is stored in a "known"
29  * location in flash.  To find the start of this data search
30  * back from the (aliased) end of flash by 0x1000 bytes at a
31  * time until you find the string "5311", which marks the
32  * start of Board Configuration.  Typically one gives up if
33  * more than 500KB is searched.
34  */
35 struct ar531x_boarddata {
36 	uint32_t magic;             /* board data is valid */
37 #define AR531X_BD_MAGIC 0x35333131   /* "5311", for all 531x platforms */
38 	uint16_t cksum;             /* checksum (starting with BD_REV 2) */
39 	uint16_t rev;               /* revision of this struct */
40 #define BD_REV  4
41 	char   boardName[64];        /* Name of board */
42 	uint16_t major;             /* Board major number */
43 	uint16_t minor;             /* Board minor number */
44 	uint32_t config;            /* Board configuration */
45 #define BD_ENET0        0x00000001   /* ENET0 is stuffed */
46 #define BD_ENET1        0x00000002   /* ENET1 is stuffed */
47 #define BD_UART1        0x00000004   /* UART1 is stuffed */
48 #define BD_UART0        0x00000008   /* UART0 is stuffed (dma) */
49 #define BD_RSTFACTORY   0x00000010   /* Reset factory defaults stuffed */
50 #define BD_SYSLED       0x00000020   /* System LED stuffed */
51 #define BD_EXTUARTCLK   0x00000040   /* External UART clock */
52 #define BD_CPUFREQ      0x00000080   /* cpu freq is valid in nvram */
53 #define BD_SYSFREQ      0x00000100   /* sys freq is set in nvram */
54 #define BD_WLAN0        0x00000200   /* Enable WLAN0 */
55 #define BD_MEMCAP       0x00000400   /* CAP SDRAM @ memCap for testing */
56 #define BD_DISWATCHDOG  0x00000800   /* disable system watchdog */
57 #define BD_WLAN1        0x00001000   /* Enable WLAN1 (ar5212) */
58 #define BD_ISCASPER     0x00002000   /* FLAG for AR2312 */
59 #define BD_WLAN0_2G_EN  0x00004000   /* FLAG for radio0_2G */
60 #define BD_WLAN0_5G_EN  0x00008000   /* FLAG for radio0_2G */
61 #define BD_WLAN1_2G_EN  0x00020000   /* FLAG for radio0_2G */
62 #define BD_WLAN1_5G_EN  0x00040000   /* FLAG for radio0_2G */
63 	uint16_t resetConfigGpio;   /* Reset factory GPIO pin */
64 	uint16_t sysLedGpio;        /* System LED GPIO pin */
65 
66 	uint32_t cpuFreq;           /* CPU core frequency in Hz */
67 	uint32_t sysFreq;           /* System frequency in Hz */
68 	uint32_t cntFreq;           /* Calculated C0_COUNT frequency */
69 
70 	uint8_t  wlan0Mac[6];
71 	uint8_t  enet0Mac[6];
72 	uint8_t  enet1Mac[6];
73 
74 	uint16_t pciId;             /* Pseudo PCIID for common code */
75 	uint16_t memCap;            /* cap bank1 in MB */
76 
77 	/* version 3 */
78 	uint8_t  wlan1Mac[6];       /* (ar5212) */
79 };
80 
81 /*
82  * Board support data.  The driver is required to locate
83  * and fill-in this information before passing a reference to
84  * this structure as the HAL_BUS_TAG parameter supplied to
85  * ath_hal_attach.
86  */
87 struct ar531x_config {
88 	const struct ar531x_boarddata *board;	/* board config data */
89 	const char	*radio;			/* radio config data */
90 	int		unit;			/* unit number [0, 1] */
91 	void		*tag;			/* bus space tag */
92 };
93 #endif	/* _ATH_AH_SOC_H_ */
94