ar5312reg.h revision 1.4 1 /* $Id: ar5312reg.h,v 1.4 2011/07/07 05:06:44 matt Exp $ */
2 /*
3 * Copyright (c) 2006 Urbana-Champaign Independent Media Center.
4 * Copyright (c) 2006 Garrett D'Amore.
5 * All rights reserved.
6 *
7 * This code was written by Garrett D'Amore for the Champaign-Urbana
8 * Community Wireless Network Project.
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer in the documentation and/or other materials provided
18 * with the distribution.
19 * 3. All advertising materials mentioning features or use of this
20 * software must display the following acknowledgements:
21 * This product includes software developed by the Urbana-Champaign
22 * Independent Media Center.
23 * This product includes software developed by Garrett D'Amore.
24 * 4. Urbana-Champaign Independent Media Center's name and Garrett
25 * D'Amore's name may not be used to endorse or promote products
26 * derived from this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE URBANA-CHAMPAIGN INDEPENDENT
29 * MEDIA CENTER AND GARRETT D'AMORE ``AS IS'' AND ANY EXPRESS OR
30 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
31 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE URBANA-CHAMPAIGN INDEPENDENT
33 * MEDIA CENTER OR GARRETT D'AMORE BE LIABLE FOR ANY DIRECT, INDIRECT,
34 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
35 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
36 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
37 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
38 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
39 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
40 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
41 */
42
43 #ifndef _MIPS_ATHEROS_AR5312REG_H_
44 #define _MIPS_ATHEROS_AR5312REG_H_
45
46 #define AR5312_MEM0_BASE 0x00000000 /* sdram */
47 #define AR5312_MEM1_BASE 0x08000000 /* sdram/flash */
48 #define AR5312_MEM3_BASE 0x10000000 /* flash */
49 #define AR5312_WLAN0_BASE 0x18000000
50 #define AR5312_ENET0_BASE 0x18100000
51 #define AR5312_ENET1_BASE 0x18200000
52 #define AR5312_SDRAMCTL_BASE 0x18300000
53 #define AR5312_FLASHCTL_BASE 0x18400000
54 #define AR5312_WLAN1_BASE 0x18500000
55 #define AR5312_UART0_BASE 0x1C000000 /* high speed */
56 #define AR5312_UART1_BASE 0x1C001000
57 #define AR5312_GPIO_BASE 0x1C002000
58 #define AR5312_SYSREG_BASE 0x1C003000
59 #define AR5312_UARTDMA_BASE 0x1C004000
60 #define AR5312_FLASH_BASE 0x1E000000
61 #define AR5312_FLASH_END 0x20000000 /* possibly aliased */
62
63 /*
64 * FLASHCTL registers -- offset relative to AR531X_FLASHCTL_BASE
65 */
66 #define AR5312_FLASHCTL_0 0x00
67 #define AR5312_FLASHCTL_1 0x04
68 #define AR5312_FLASHCTL_2 0x08
69
70 #define AR5312_FLASHCTL_IDCY __BITS(0,3) /* idle cycle turn */
71 #define AR5312_FLASHCTL_WST1 __BITS(5,9) /* wait state 1 */
72 #define AR5312_FLASHCTL_RBLE __BIT(10) /* rd byte enable */
73 #define AR5312_FLASHCTL_WST2 __BITS(11,15) /* wait state 1 */
74 #define AR5312_FLASHCTL_AC __BITS(16,18) /* addr chk */
75 #define AR5312_FLASHCTL_AC_128K 0
76 #define AR5312_FLASHCTL_AC_256K 1
77 #define AR5312_FLASHCTL_AC_512K 2
78 #define AR5312_FLASHCTL_AC_1M 3
79 #define AR5312_FLASHCTL_AC_2M 4
80 #define AR5312_FLASHCTL_AC_4M 5
81 #define AR5312_FLASHCTL_AC_8M 6
82 #define AR5312_FLASHCTL_AC_16M 7
83 #define AR5312_FLASHCTL_E __BIT(19) /* enable */
84 #define AR5312_FLASHCTL_BUSERR __BIT(24) /* buserr */
85 #define AR5312_FLASHCTL_WPERR __BIT(25) /* wperr */
86 #define AR5312_FLASHCTL_WP __BIT(26) /* wp */
87 #define AR5312_FLASHCTL_BM __BIT(27) /* bm */
88 #define AR5312_FLASHCTL_MW __BITS(28,29) /* mem width */
89 #define AR5312_FLASHCTL_AT __BITS(31,30) /* access type */
90
91 /*
92 * SYSREG registers -- offset relative to AR531X_SYSREG_BASE
93 */
94 #define AR5312_SYSREG_TIMER 0x0000
95 #define AR5312_SYSREG_TIMER_RELOAD 0x0004
96 #define AR5312_SYSREG_WDOG_CTL 0x0008
97 #define AR5312_SYSREG_WDOG_TIMER 0x000c
98 #define AR5312_SYSREG_MISC_INTSTAT 0x0010
99 #define AR5312_SYSREG_MISC_INTMASK 0x0014
100 #define AR5312_SYSREG_INTSTAT 0x0018
101 #define AR5312_SYSREG_RESETCTL 0x0020
102 #define AR5312_SYSREG_CLOCKCTL 0x0064
103 #define AR5312_SYSREG_SCRATCH 0x006c
104 #define AR5312_SYSREG_AHBPERR 0x0070
105 #define AR5312_SYSREG_AHBDMAE 0x0078
106 #define AR5312_SYSREG_ENABLE 0x0080
107 #define AR5312_SYSREG_REVISION 0x0090
108
109 /* WDOG_CTL watchdog control bits */
110 #define AR5312_WDOG_CTL_IGNORE 0x0000
111 #define AR5312_WDOG_CTL_NMI 0x0001
112 #define AR5312_WDOG_CTL_RESET 0x0002
113
114 /* Resets */
115 #define AR5312_RESET_SYSTEM __BIT(0)
116 #define AR5312_RESET_CPU __BIT(1)
117 #define AR5312_RESET_WLAN0 __BIT(2) /* mac & bb */
118 #define AR5312_RESET_PHY0 __BIT(3) /* enet phy */
119 #define AR5312_RESET_PHY1 __BIT(4) /* enet phy */
120 #define AR5312_RESET_ENET0 __BIT(5) /* mac */
121 #define AR5312_RESET_ENET1 __BIT(6) /* mac */
122 #define AR5312_RESET_UART0 __BIT(8) /* mac */
123 #define AR5312_RESET_WLAN1 __BIT(9) /* mac & bb */
124 #define AR5312_RESET_APB __BIT(10) /* bridge */
125 #define AR5312_RESET_WARM_CPU __BIT(16)
126 #define AR5312_RESET_WARM_WLAN0_MAC __BIT(17)
127 #define AR5312_RESET_WARM_WLAN0_BB __BIT(18)
128 #define AR5312_RESET_NMI __BIT(20)
129 #define AR5312_RESET_WARM_WLAN1_MAC __BIT(21)
130 #define AR5312_RESET_WARM_WLAN1_BB __BIT(22)
131 #define AR5312_RESET_LOCAL_BUS __BIT(23)
132 #define AR5312_RESET_WDOG __BIT(24)
133
134 /* AR5312/2312 clockctl bits */
135 #define AR5312_CLOCKCTL_PREDIVIDE __BITS(4,5)
136 #define AR5312_CLOCKCTL_MULTIPLIER __BITS(8,12)
137 #define AR5312_CLOCKCTL_DOUBLER __BIT(16)
138
139 /* AR2313 clockctl */
140 #define AR2313_CLOCKCTL_PREDIVIDE __BITS(12,13)
141 #define AR2313_CLOCKCTL_MULTIPLIER __BITS(16,20)
142
143 /* Enables */
144 #define AR5312_ENABLE_WLAN0 __BIT(0)
145 #define AR5312_ENABLE_ENET0 __BIT(1)
146 #define AR5312_ENABLE_ENET1 __BIT(2)
147 #define AR5312_ENABLE_WLAN1 __BITS(7,8) /* both DMA and PIO */
148
149 /* Revision ids */
150 #define AR5312_REVISION_WMAC_MAJOR(x) (((x) >> 12) & 0xf)
151 #define AR5312_REVISION_WMAC_MINOR(x) (((x) >> 8) & 0xf)
152 #define AR5312_REVISION_WMAC(x) (((x) >> 8) & 0xff)
153 #define AR5312_REVISION_MAJOR(x) (((x) >> 4) & 0xf)
154 #define AR5312_REVISION_MINOR(x) (((x) >> 0) & 0xf)
155
156 #define AR5312_REVISION_MAJ_AR5311 0x1
157 #define AR5312_REVISION_MAJ_AR5312 0x4
158 #define AR5312_REVISION_MAJ_AR2313 0x5
159 #define AR5312_REVISION_MAJ_AR5315 0xB
160
161 /*
162 * SDRAMCTL registers -- offset relative to SDRAMCTL
163 */
164 #define AR5312_SDRAMCTL_MEM_CFG0 0x0000
165 #define AR5312_SDRAMCTL_MEM_CFG1 0x0004
166
167 /* memory config 1 bits */
168 #define AR5312_MEM_CFG1_BANK0 __BITS(8,10)
169 #define AR5312_MEM_CFG1_BANK1 __BITS(12,15)
170
171 /* helper macro for accessing system registers without bus space */
172 #define REGVAL(x) *((volatile uint32_t *)(MIPS_PHYS_TO_KSEG1((x))))
173 #define GETSYSREG(x) REGVAL((x) + AR5312_SYSREG_BASE)
174 #define PUTSYSREG(x,v) (REGVAL((x) + AR5312_SYSREG_BASE)) = (v)
175 #define GETSDRAMREG(x) REGVAL((x) + AR5312_SDRAMCTL_BASE)
176 #define PUTSDRAMREG(x,v) (REGVAL((x) + AR5312_SDRAMCTL_BASE)) = (v)
177
178 /*
179 * Interrupts.
180 */
181 #define AR5312_IRQ_WLAN0 0
182 #define AR5312_IRQ_ENET0 1
183 #define AR5312_IRQ_ENET1 2
184 #define AR5312_IRQ_WLAN1 3
185 #define AR5312_IRQ_MISC 4
186
187 #define AR5312_MISC_IRQ_TIMER 0
188 #define AR5312_MISC_IRQ_AHBPERR 1
189 #define AR5312_MISC_IRQ_AHBDMAE 2
190 #define AR5312_MISC_IRQ_GPIO 3
191 #define AR5312_MISC_IRQ_UART0 4
192 #define AR5312_MISC_IRQ_UART0_DMA 5
193 #define AR5312_MISC_IRQ_WDOG 6
194
195 /*
196 * Board data. This is located in flash somewhere, ar531x_board_info
197 * locates it.
198 */
199 #include <ah_soc.h> /* XXX really doesn't belong in hal */
200
201 /* XXX write-around for now */
202 #define AR5312_BOARD_MAGIC AR531X_BD_MAGIC
203
204 /* config bits */
205 #define AR5312_BOARD_CONFIG_ENET0 BD_ENET0
206 #define AR5312_BOARD_CONFIG_ENET1 BD_ENET1
207 #define AR5312_BOARD_CONFIG_UART1 BD_UART1
208 #define AR5312_BOARD_CONFIG_UART0 BD_UART0
209 #define AR5312_BOARD_CONFIG_RSTFACTORY BD_RSTFACTORY
210 #define AR5312_BOARD_CONFIG_SYSLED BD_SYSLED
211 #define AR5312_BOARD_CONFIG_EXTUARTCLK BD_EXTUARTCLK
212 #define AR5312_BOARD_CONFIG_CPUFREQ BD_CPUFREQ
213 #define AR5312_BOARD_CONFIG_SYSFREQ BD_SYSFREQ
214 #define AR5312_BOARD_CONFIG_WLAN0 BD_WLAN0
215 #define AR5312_BOARD_CONFIG_MEMCAP BD_MEMCAP
216 #define AR5312_BOARD_CONFIG_DISWDOG BD_DISWATCHDOG
217 #define AR5312_BOARD_CONFIG_WLAN1 BD_WLAN1
218 #define AR5312_BOARD_CONFIG_AR2312 BD_ISCASPER
219 #define AR5312_BOARD_CONFIG_WLAN0_2G BD_WLAN0_2G_EN
220 #define AR5312_BOARD_CONFIG_WLAN0_5G BD_WLAN0_5G_EN
221 #define AR5312_BOARD_CONFIG_WLAN1_2G BD_WLAN1_2G_EN
222 #define AR5312_BOARD_CONFIG_WLAN1_5G BD_WLAN1_5G_EN
223
224 #endif /* _MIPS_ATHEROS_AR531XREG_H_ */
225