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ar5312reg.h revision 1.1
      1 /* $Id: ar5312reg.h,v 1.1 2006/08/28 07:21:15 gdamore 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_MASK		0xf	/* idle cycle turn */
     71 #define	AR5312_FLASHCTL_IDCY_SHIFT		0
     72 #define	AR5312_FLASHCTL_WST1_MASK		0x3e0	/* wait state 1 */
     73 #define	AR5312_FLASHCTL_WST1_SHIFT		5
     74 #define	AR5312_FLASHCTL_WST2_MASK		0xf800	/* wait state 1 */
     75 #define	AR5312_FLASHCTL_WST2_SHIFT		11
     76 #define AR5312_FLASHCTL_RBLE			0x00000400 /* rd byte enable */
     77 #define	AR5312_FLASHCTL_AC_MASK			0x00070000	/* addr chk */
     78 #define	AR5312_FLASHCTL_AC_SHIFT		16
     79 #define	AR5312_FLASHCTL_AC_128K			0x00000000
     80 #define	AR5312_FLASHCTL_AC_256K			0x00010000
     81 #define	AR5312_FLASHCTL_AC_512K			0x00020000
     82 #define	AR5312_FLASHCTL_AC_1M			0x00030000
     83 #define	AR5312_FLASHCTL_AC_2M			0x00040000
     84 #define	AR5312_FLASHCTL_AC_4M			0x00050000
     85 #define	AR5312_FLASHCTL_AC_8M			0x00060000
     86 #define	AR5312_FLASHCTL_AC_16M			0x00070000
     87 #define AR5312_FLASHCTL_E			0x00080000 /* enable */
     88 #define AR5312_FLASHCTL_MW_MASK			0x30000000 /* mem width */
     89 
     90 /*
     91  * SYSREG registers  -- offset relative to AR531X_SYSREG_BASE
     92  */
     93 #define	AR5312_SYSREG_TIMER		0x0000
     94 #define	AR5312_SYSREG_TIMER_RELOAD	0x0004
     95 #define	AR5312_SYSREG_WDOG_CTL		0x0008
     96 #define	AR5312_SYSREG_WDOG_TIMER	0x000c
     97 #define	AR5312_SYSREG_MISC_INTSTAT	0x0010
     98 #define	AR5312_SYSREG_MISC_INTMASK	0x0014
     99 #define	AR5312_SYSREG_INTSTAT		0x0018
    100 #define	AR5312_SYSREG_RESETCTL		0x0020
    101 #define	AR5312_SYSREG_CLOCKCTL		0x0064
    102 #define	AR5312_SYSREG_SCRATCH		0x006c
    103 #define	AR5312_SYSREG_AHBPERR		0x0070
    104 #define	AR5312_SYSREG_AHBDMAE		0x0078
    105 #define	AR5312_SYSREG_ENABLE		0x0080
    106 #define	AR5312_SYSREG_REVISION		0x0090
    107 
    108 /* WDOG_CTL watchdog control bits */
    109 #define	AR5312_WDOG_CTL_IGNORE			0x0000
    110 #define	AR5312_WDOG_CTL_NMI			0x0001
    111 #define	AR5312_WDOG_CTL_RESET			0x0002
    112 
    113 /* Resets */
    114 #define	AR5312_RESET_SYSTEM			0x00000001
    115 #define	AR5312_RESET_CPU			0x00000002
    116 #define	AR5312_RESET_WLAN0			0x00000004	/* mac & bb */
    117 #define	AR5312_RESET_PHY0			0x00000008	/* enet phy */
    118 #define	AR5312_RESET_PHY1			0x00000010	/* enet phy */
    119 #define	AR5312_RESET_ENET0			0x00000020	/* mac */
    120 #define	AR5312_RESET_ENET1			0x00000040	/* mac */
    121 #define	AR5312_RESET_UART0			0x00000100	/* mac */
    122 #define	AR5312_RESET_WLAN1			0x00000200	/* mac & bb */
    123 #define	AR5312_RESET_APB			0x00000400	/* bridge */
    124 #define	AR5312_RESET_WARM_CPU			0x00001000
    125 #define	AR5312_RESET_WARM_WLAN0_MAC		0x00002000
    126 #define	AR5312_RESET_WARM_WLAN0_BB		0x00004000
    127 #define	AR5312_RESET_NMI			0x00010000
    128 #define	AR5312_RESET_WARM_WLAN1_MAC		0x00020000
    129 #define	AR5312_RESET_WARM_WLAN1_BB		0x00040000
    130 #define	AR5312_RESET_LOCAL_BUS			0x00080000
    131 #define	AR5312_RESET_WDOG			0x00100000
    132 
    133 /* AR5312/2312 clockctl bits */
    134 #define	AR5312_CLOCKCTL_PREDIVIDE_MASK		0x00000030
    135 #define	AR5312_CLOCKCTL_PREDIVIDE_SHIFT			 4
    136 #define	AR5312_CLOCKCTL_MULTIPLIER_MASK		0x00001f00
    137 #define	AR5312_CLOCKCTL_MULTIPLIER_SHIFT		 8
    138 #define	AR5312_CLOCKCTL_DOUBLER_MASK		0x00010000
    139 
    140 /* AR2313 clockctl */
    141 #define	AR2313_CLOCKCTL_PREDIVIDE_MASK		0x00003000
    142 #define	AR2313_CLOCKCTL_PREDIVIDE_SHIFT			12
    143 #define	AR2313_CLOCKCTL_MULTIPLIER_MASK		0x001f0000
    144 #define	AR2313_CLOCKCTL_MULTIPLIER_SHIFT		16
    145 #define	AR2313_CLOCKCTL_DOUBLER_MASK		0x00000000
    146 
    147 /* Enables */
    148 #define	AR5312_ENABLE_WLAN0			0x0001
    149 #define	AR5312_ENABLE_ENET0			0x0002
    150 #define	AR5312_ENABLE_ENET1			0x0004
    151 #define	AR5312_ENABLE_WLAN1			0x0018	/* both DMA and PIO */
    152 
    153 /* Revision ids */
    154 #define	AR5312_REVISION_WMAC_MAJOR(x)		(((x) >> 12) & 0xf)
    155 #define	AR5312_REVISION_WMAC_MINOR(x)		(((x) >> 8) & 0xf)
    156 #define	AR5312_REVISION_WMAC(x)			(((x) >> 8) & 0xff)
    157 #define	AR5312_REVISION_MAJOR(x)		(((x) >> 4) & 0xf)
    158 #define	AR5312_REVISION_MINOR(x)		(((x) >> 0) & 0xf)
    159 
    160 #define	AR5312_REVISION_MAJ_AR5311		0x1
    161 #define	AR5312_REVISION_MAJ_AR5312		0x4
    162 #define	AR5312_REVISION_MAJ_AR2313		0x5
    163 #define	AR5312_REVISION_MAJ_AR5315		0xB
    164 
    165 /*
    166  * SDRAMCTL registers  -- offset relative to SDRAMCTL
    167  */
    168 #define	AR5312_SDRAMCTL_MEM_CFG0	0x0000
    169 #define	AR5312_SDRAMCTL_MEM_CFG1	0x0004
    170 
    171 /* memory config 1 bits */
    172 #define	AR5312_MEM_CFG1_BANK0_MASK		0x00000700
    173 #define	AR5312_MEM_CFG1_BANK0_SHIFT		8
    174 #define	AR5312_MEM_CFG1_BANK1_MASK		0x00007000
    175 #define	AR5312_MEM_CFG1_BANK1_SHIFT		12
    176 
    177 /* helper macro for accessing system registers without bus space */
    178 #define	REGVAL(x)	*((volatile uint32_t *)(MIPS_PHYS_TO_KSEG1((x))))
    179 #define	GETSYSREG(x)	REGVAL((x) + AR5312_SYSREG_BASE)
    180 #define	PUTSYSREG(x,v)	(REGVAL((x) + AR5312_SYSREG_BASE)) = (v)
    181 #define	GETSDRAMREG(x)	REGVAL((x) + AR5312_SDRAMCTL_BASE)
    182 #define	PUTSDRAMREG(x,v)	(REGVAL((x) + AR5312_SDRAMCTL_BASE)) = (v)
    183 
    184 /*
    185  * Board data.  This is located in flash somewhere, ar531x_board_info
    186  * locates it.
    187  */
    188 #include <contrib/dev/ath/ah_soc.h>	/* XXX really doesn't belong in hal */
    189 
    190 /* XXX write-around for now */
    191 #define	AR5312_BOARD_MAGIC		AR531X_BD_MAGIC
    192 
    193 /* config bits */
    194 #define	AR5312_BOARD_CONFIG_ENET0	BD_ENET0
    195 #define	AR5312_BOARD_CONFIG_ENET1	BD_ENET1
    196 #define	AR5312_BOARD_CONFIG_UART1	BD_UART1
    197 #define	AR5312_BOARD_CONFIG_UART0	BD_UART0
    198 #define	AR5312_BOARD_CONFIG_RSTFACTORY	BD_RSTFACTORY
    199 #define	AR5312_BOARD_CONFIG_SYSLED	BD_SYSLED
    200 #define	AR5312_BOARD_CONFIG_EXTUARTCLK	BD_EXTUARTCLK
    201 #define	AR5312_BOARD_CONFIG_CPUFREQ	BD_CPUFREQ
    202 #define	AR5312_BOARD_CONFIG_SYSFREQ	BD_SYSFREQ
    203 #define	AR5312_BOARD_CONFIG_WLAN0	BD_WLAN0
    204 #define	AR5312_BOARD_CONFIG_MEMCAP	BD_MEMCAP
    205 #define	AR5312_BOARD_CONFIG_DISWDOG	BD_DISWATCHDOG
    206 #define	AR5312_BOARD_CONFIG_WLAN1	BD_WLAN1
    207 #define	AR5312_BOARD_CONFIG_AR2312	BD_ISCASPER
    208 #define	AR5312_BOARD_CONFIG_WLAN0_2G	BD_WLAN0_2G_EN
    209 #define	AR5312_BOARD_CONFIG_WLAN0_5G	BD_WLAN0_5G_EN
    210 #define	AR5312_BOARD_CONFIG_WLAN1_2G	BD_WLAN1_2G_EN
    211 #define	AR5312_BOARD_CONFIG_WLAN1_5G	BD_WLAN1_5G_EN
    212 
    213 #endif	/* _MIPS_ATHEROS_AR531XREG_H_ */
    214