2 * AMD Alchemy PB1200 Referrence Board
3 * Board Registers defines.
5 * ########################################################################
7 * This program is free software; you can distribute it and/or modify it
8 * under the terms of the GNU General Public License (Version 2) as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
20 * ########################################################################
24 #ifndef __ASM_PB1200_H
25 #define __ASM_PB1200_H
27 #include <linux/types.h>
28 #include <asm/mach-au1x00/au1xxx_psc.h>
30 // This is defined in au1000.h with bogus value
31 #undef AU1X00_EXTERNAL_INT
33 #define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
34 #define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
35 #define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
36 #define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
38 /* SPI and SMB are muxed on the Pb1200 board.
39 Refer to board documentation.
41 #define SPI_PSC_BASE PSC0_BASE_ADDR
42 #define SMBUS_PSC_BASE PSC0_BASE_ADDR
43 /* AC97 and I2S are muxed on the Pb1200 board.
44 Refer to board documentation.
46 #define AC97_PSC_BASE PSC1_BASE_ADDR
47 #define I2S_PSC_BASE PSC1_BASE_ADDR
49 #define BCSR_KSEG1_ADDR 0xAD800000
51 typedef volatile struct
75 /*28*/ u16 intclr_mask;
77 /*2C*/ u16 intset_mask;
80 /*30*/ u16 sig_status;
82 /*34*/ u16 int_status;
84 /*38*/ u16 reserved14;
86 /*3C*/ u16 reserved16;
91 static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
94 * Register bit definitions for the BCSRs
96 #define BCSR_WHOAMI_DCID 0x000F
97 #define BCSR_WHOAMI_CPLD 0x00F0
98 #define BCSR_WHOAMI_BOARD 0x0F00
100 #define BCSR_STATUS_PCMCIA0VS 0x0003
101 #define BCSR_STATUS_PCMCIA1VS 0x000C
102 #define BCSR_STATUS_SWAPBOOT 0x0040
103 #define BCSR_STATUS_FLASHBUSY 0x0100
104 #define BCSR_STATUS_IDECBLID 0x0200
105 #define BCSR_STATUS_SD0WP 0x0400
106 #define BCSR_STATUS_SD1WP 0x0800
107 #define BCSR_STATUS_U0RXD 0x1000
108 #define BCSR_STATUS_U1RXD 0x2000
110 #define BCSR_SWITCHES_OCTAL 0x00FF
111 #define BCSR_SWITCHES_DIP_1 0x0080
112 #define BCSR_SWITCHES_DIP_2 0x0040
113 #define BCSR_SWITCHES_DIP_3 0x0020
114 #define BCSR_SWITCHES_DIP_4 0x0010
115 #define BCSR_SWITCHES_DIP_5 0x0008
116 #define BCSR_SWITCHES_DIP_6 0x0004
117 #define BCSR_SWITCHES_DIP_7 0x0002
118 #define BCSR_SWITCHES_DIP_8 0x0001
119 #define BCSR_SWITCHES_ROTARY 0x0F00
121 #define BCSR_RESETS_ETH 0x0001
122 #define BCSR_RESETS_CAMERA 0x0002
123 #define BCSR_RESETS_DC 0x0004
124 #define BCSR_RESETS_IDE 0x0008
125 /* not resets but in the same register */
126 #define BCSR_RESETS_WSCFSM 0x0800
127 #define BCSR_RESETS_PCS0MUX 0x1000
128 #define BCSR_RESETS_PCS1MUX 0x2000
129 #define BCSR_RESETS_SPISEL 0x4000
130 #define BCSR_RESETS_SD1MUX 0x8000
132 #define BCSR_PCMCIA_PC0VPP 0x0003
133 #define BCSR_PCMCIA_PC0VCC 0x000C
134 #define BCSR_PCMCIA_PC0DRVEN 0x0010
135 #define BCSR_PCMCIA_PC0RST 0x0080
136 #define BCSR_PCMCIA_PC1VPP 0x0300
137 #define BCSR_PCMCIA_PC1VCC 0x0C00
138 #define BCSR_PCMCIA_PC1DRVEN 0x1000
139 #define BCSR_PCMCIA_PC1RST 0x8000
141 #define BCSR_BOARD_LCDVEE 0x0001
142 #define BCSR_BOARD_LCDVDD 0x0002
143 #define BCSR_BOARD_LCDBL 0x0004
144 #define BCSR_BOARD_CAMSNAP 0x0010
145 #define BCSR_BOARD_CAMPWR 0x0020
146 #define BCSR_BOARD_SD0PWR 0x0040
147 #define BCSR_BOARD_SD1PWR 0x0080
149 #define BCSR_LEDS_DECIMALS 0x00FF
150 #define BCSR_LEDS_LED0 0x0100
151 #define BCSR_LEDS_LED1 0x0200
152 #define BCSR_LEDS_LED2 0x0400
153 #define BCSR_LEDS_LED3 0x0800
155 #define BCSR_SYSTEM_VDDI 0x001F
156 #define BCSR_SYSTEM_POWEROFF 0x4000
157 #define BCSR_SYSTEM_RESET 0x8000
159 /* Bit positions for the different interrupt sources */
160 #define BCSR_INT_IDE 0x0001
161 #define BCSR_INT_ETH 0x0002
162 #define BCSR_INT_PC0 0x0004
163 #define BCSR_INT_PC0STSCHG 0x0008
164 #define BCSR_INT_PC1 0x0010
165 #define BCSR_INT_PC1STSCHG 0x0020
166 #define BCSR_INT_DC 0x0040
167 #define BCSR_INT_FLASHBUSY 0x0080
168 #define BCSR_INT_PC0INSERT 0x0100
169 #define BCSR_INT_PC0EJECT 0x0200
170 #define BCSR_INT_PC1INSERT 0x0400
171 #define BCSR_INT_PC1EJECT 0x0800
172 #define BCSR_INT_SD0INSERT 0x1000
173 #define BCSR_INT_SD0EJECT 0x2000
174 #define BCSR_INT_SD1INSERT 0x4000
175 #define BCSR_INT_SD1EJECT 0x8000
177 /* PCMCIA Db1x00 specific defines */
178 #define PCMCIA_MAX_SOCK 1
179 #define PCMCIA_NUM_SOCKS (PCMCIA_MAX_SOCK+1)
182 #define SET_VCC_VPP(VCC, VPP, SLOT)\
183 ((((VCC)<<2) | ((VPP)<<0)) << ((SLOT)*8))
185 #define AU1XXX_SMC91111_PHYS_ADDR (0x0D000300)
186 #define AU1XXX_SMC91111_IRQ PB1200_ETH_INT
188 #define AU1XXX_ATA_PHYS_ADDR (0x0C800000)
189 #define AU1XXX_ATA_PHYS_LEN (0x100)
190 #define AU1XXX_ATA_REG_OFFSET (5)
191 #define AU1XXX_ATA_INT PB1200_IDE_INT
192 #define AU1XXX_ATA_DDMA_REQ DSCR_CMD0_DMA_REQ1;
193 #define AU1XXX_ATA_RQSIZE 128
195 #define NAND_PHYS_ADDR 0x1C000000
197 /* Timing values as described in databook, * ns value stripped of
199 * These defines are here rather than an SOC1200 generic file because
200 * the parts chosen on another board may be different and may require
203 #define NAND_T_H (18 >> 2)
204 #define NAND_T_PUL (30 >> 2)
205 #define NAND_T_SU (30 >> 2)
206 #define NAND_T_WH (30 >> 2)
208 /* Bitfield shift amounts */
209 #define NAND_T_H_SHIFT 0
210 #define NAND_T_PUL_SHIFT 4
211 #define NAND_T_SU_SHIFT 8
212 #define NAND_T_WH_SHIFT 12
214 #define NAND_TIMING ((NAND_T_H & 0xF) << NAND_T_H_SHIFT) | \
215 ((NAND_T_PUL & 0xF) << NAND_T_PUL_SHIFT) | \
216 ((NAND_T_SU & 0xF) << NAND_T_SU_SHIFT) | \
217 ((NAND_T_WH & 0xF) << NAND_T_WH_SHIFT)
221 * External Interrupts for Pb1200 as of 8/6/2004.
222 * Bit positions in the CPLD registers can be calculated by taking
223 * the interrupt define and subtracting the PB1200_INT_BEGIN value.
225 * Example: IDE bis pos is = 64 - 64
226 * ETH bit pos is = 65 - 64
228 enum external_pb1200_ints {
229 PB1200_INT_BEGIN = AU1000_MAX_INTR + 1,
231 PB1200_IDE_INT = PB1200_INT_BEGIN,
234 PB1200_PC0_STSCHG_INT,
236 PB1200_PC1_STSCHG_INT,
238 PB1200_FLASHBUSY_INT,
239 PB1200_PC0_INSERT_INT,
240 PB1200_PC0_EJECT_INT,
241 PB1200_PC1_INSERT_INT,
242 PB1200_PC1_EJECT_INT,
243 PB1200_SD0_INSERT_INT,
244 PB1200_SD0_EJECT_INT,
245 PB1200_SD1_INSERT_INT,
246 PB1200_SD1_EJECT_INT,
248 PB1200_INT_END (PB1200_INT_BEGIN + 15)
251 /* For drivers/pcmcia/au1000_db1x00.c */
252 #define BOARD_PC0_INT PB1200_PC0_INT
253 #define BOARD_PC1_INT PB1200_PC1_INT
254 #define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1<<(8+(2*SOCKET)))
256 /* Nand chip select */
259 #endif /* __ASM_PB1200_H */