1 /* 2 * (C) Copyright 2000 3 * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 #ifndef _NS87308_H_ 25 #define _NS87308_H_ 26 27 #include <asm/pci_io.h> 28 29 /* Note: I couldn't find a full data sheet for the ns87308, but the ns87307 seems to be pretty 30 functionally- (and pin-) equivalent to the 87308, but the 308 has better ir support. */ 31 32 void initialise_ns87308(void); 33 34 /* 35 * The following struct represents the GPIO registers on the NS87308/NS97307 36 */ 37 struct GPIO 38 { 39 unsigned char dta1; /* 0 data port 1 */ 40 unsigned char dir1; /* 1 direction port 1 */ 41 unsigned char out1; /* 2 output type port 1 */ 42 unsigned char puc1; /* 3 pull-up control port 1 */ 43 unsigned char dta2; /* 4 data port 2 */ 44 unsigned char dir2; /* 5 direction port 2 */ 45 unsigned char out2; /* 6 output type port 2 */ 46 unsigned char puc2; /* 7 pull-up control port 2 */ 47 }; 48 49 /* 50 * The following represents the power management registers on the NS87308/NS97307 51 */ 52 #define PWM_FER1 0 /* 0 function enable reg. 1 */ 53 #define PWM_FER2 1 /* 1 function enable reg. 2 */ 54 #define PWM_PMC1 2 /* 2 power mgmt. control 1 */ 55 #define PWM_PMC2 3 /* 3 power mgmt. control 2 */ 56 #define PWM_PMC3 4 /* 4 power mgmt. control 3 */ 57 #define PWM_WDTO 5 /* 5 watchdog time-out */ 58 #define PWM_WDCF 6 /* 6 watchdog config. */ 59 #define PWM_WDST 7 /* 7 watchdog status */ 60 61 /*PNP config registers: 62 * these depend on the stated of BADDR1 and BADDR0 on startup 63 * so there's three versions here with the last two digits indicating 64 * for which configuration their valid 65 * the 1st of the two digits indicates the state of BADDR1 66 * the 2st of the two digits indicates the state of BADDR0 67 */ 68 69 70 #define IO_INDEX_OFFSET_0x 0x0279 /* full PnP isa Mode */ 71 #define IO_INDEX_OFFSET_10 0x015C /* PnP motherboard mode */ 72 #define IO_INDEX_OFFSET_11 0x002E /* PnP motherboard mode */ 73 #define IO_DATA_OFFSET_0x 0x0A79 /* full PnP isa Mode */ 74 #define IO_DATA_OFFSET_10 0x015D /* PnP motherboard mode */ 75 #define IO_DATA_OFFSET_11 0x002F /* PnP motherboard mode */ 76 77 #if defined(CFG_NS87308_BADDR_0x) 78 #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_0x) 79 #define IO_DATA (CFG_ISA_IO + IO_DATA_OFFSET_0x) 80 #elif defined(CFG_NS87308_BADDR_10) 81 #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_10) 82 #define IO_DATA (CFG_ISA_IO + IO_DATA_OFFSET_10) 83 #elif defined(CFG_NS87308_BADDR_11) 84 #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_11) 85 #define IO_DATA (CFG_ISA_IO + IO_DATA_OFFSET_11) 86 #endif 87 88 /* PnP register definitions */ 89 90 #define SET_RD_DATA_PORT 0x00 91 #define SERIAL_ISOLATION 0x01 92 #define CONFIG_CONTROL 0x02 93 #define WAKE_CSN 0x03 94 #define RES_DATA 0x04 95 #define STATUS 0x05 96 #define SET_CSN 0x06 97 #define LOGICAL_DEVICE 0x07 98 99 /*vendor defined values */ 100 #define SID_REG 0x20 101 #define SUPOERIO_CONF1 0x21 102 #define SUPOERIO_CONF2 0x22 103 #define PGCS_INDEX 0x23 104 #define PGCS_DATA 0x24 105 106 /* values above 30 are different for each logical device 107 but I can't be arsed to enter them all. the ones here 108 are pretty consistent between all logical devices 109 feel free to correct the situation if you want.. ;) 110 */ 111 #define ACTIVATE 0x30 112 #define ACTIVATE_OFF 0x00 113 #define ACTIVATE_ON 0x01 114 115 #define BASE_ADDR_HIGH 0x60 116 #define BASE_ADDR_LOW 0x61 117 #define LUN_CONFIG_REG 0xF0 118 #define DBASE_HIGH 0x60 /* SIO KBC data base address, 15:8 */ 119 #define DBASE_LOW 0x61 /* SIO KBC data base address, 7:0 */ 120 #define CBASE_HIGH 0x62 /* SIO KBC command base addr, 15:8 */ 121 #define CBASE_LOW 0x63 /* SIO KBC command base addr, 7:0 */ 122 123 /* the logical devices*/ 124 #define LDEV_KBC1 0x00 /* 2 devices for keyboard and mouse controller*/ 125 #define LDEV_KBC2 0x01 126 #define LDEV_MOUSE 0x01 127 #define LDEV_RTC_APC 0x02 /*Real Time Clock and Advanced Power Control*/ 128 #define LDEV_FDC 0x03 /*floppy disk controller*/ 129 #define LDEV_PARP 0x04 /*Parallel port*/ 130 #define LDEV_UART2 0x05 131 #define LDEV_UART1 0x06 132 #define LDEV_GPIO 0x07 /*General Purpose IO and chip select output signals*/ 133 #define LDEV_POWRMAN 0x08 /*Power Managment*/ 134 135 #define CFG_NS87308_KBC1 (1 << LDEV_KBC1) 136 #define CFG_NS87308_KBC2 (1 << LDEV_KBC2) 137 #define CFG_NS87308_MOUSE (1 << LDEV_MOUSE) 138 #define CFG_NS87308_RTC_APC (1 << LDEV_RTC_APC) 139 #define CFG_NS87308_FDC (1 << LDEV_FDC) 140 #define CFG_NS87308_PARP (1 << LDEV_PARP) 141 #define CFG_NS87308_UART2 (1 << LDEV_UART2) 142 #define CFG_NS87308_UART1 (1 << LDEV_UART1) 143 #define CFG_NS87308_GPIO (1 << LDEV_GPIO) 144 #define CFG_NS87308_POWRMAN (1 << LDEV_POWRMAN) 145 146 /*some functions and macro's for doing configuration */ 147 148 static inline void read_pnp_config(unsigned char index, unsigned char *data) 149 { 150 pci_writeb(index,IO_INDEX); 151 pci_readb(IO_DATA, *data); 152 } 153 154 static inline void write_pnp_config(unsigned char index, unsigned char data) 155 { 156 pci_writeb(index,IO_INDEX); 157 pci_writeb(data, IO_DATA); 158 } 159 160 static inline void pnp_set_device(unsigned char dev) 161 { 162 write_pnp_config(LOGICAL_DEVICE, dev); 163 } 164 165 static inline void write_pm_reg(unsigned short base, unsigned char index, unsigned char data) 166 { 167 pci_writeb(index, CFG_ISA_IO + base); 168 eieio(); 169 pci_writeb(data, CFG_ISA_IO + base + 1); 170 } 171 172 /*void write_pnp_config(unsigned char index, unsigned char data); 173 void pnp_set_device(unsigned char dev); 174 */ 175 176 #define PNP_SET_DEVICE_BASE(dev,base) \ 177 pnp_set_device(dev); \ 178 write_pnp_config(ACTIVATE, ACTIVATE_OFF); \ 179 write_pnp_config(BASE_ADDR_HIGH, ((base) >> 8) & 0xff ); \ 180 write_pnp_config(BASE_ADDR_LOW, (base) &0xff); \ 181 write_pnp_config(ACTIVATE, ACTIVATE_ON); 182 183 #define PNP_ACTIVATE_DEVICE(dev) \ 184 pnp_set_device(dev); \ 185 write_pnp_config(ACTIVATE, ACTIVATE_ON); 186 187 #define PNP_DEACTIVATE_DEVICE(dev) \ 188 pnp_set_device(dev); \ 189 write_pnp_config(ACTIVATE, ACTIVATE_OFF); 190 191 192 static inline void write_pgcs_config(unsigned char index, unsigned char data) 193 { 194 write_pnp_config(PGCS_INDEX, index); 195 write_pnp_config(PGCS_DATA, data); 196 } 197 198 /* these macrose configure the 3 CS lines 199 on the sandpoint board these controll NVRAM 200 CS0 is connected to NVRAMCS 201 CS1 is connected to NVRAMAS0 202 CS2 is connected to NVRAMAS1 203 */ 204 #define PGCS_CS_ASSERT_ON_WRITE 0x10 205 #define PGCS_CS_ASSERT_ON_READ 0x20 206 207 #define PNP_PGCS_CSLINE_BASE(cs, base) \ 208 write_pgcs_config((cs) << 2, ((base) >> 8) & 0xff ); \ 209 write_pgcs_config(((cs) << 2) + 1, (base) & 0xff ); 210 211 #define PNP_PGCS_CSLINE_CONF(cs, conf) \ 212 write_pgcs_config(((cs) << 2) + 2, (conf) ); 213 214 215 /* The following sections are for 87308 extensions to the standard compoents it emulates */ 216 217 /* extensions to 16550*/ 218 219 #define MCR_MDSL_MSK 0xe0 /*mode select mask*/ 220 #define MCR_MDSL_UART 0x00 /*uart, default*/ 221 #define MCR_MDSL_SHRPIR 0x02 /*Sharp IR*/ 222 #define MCR_MDSL_SIR 0x03 /*SIR*/ 223 #define MCR_MDSL_CIR 0x06 /*Consumer IR*/ 224 225 #define FCR_TXFTH0 0x10 /* these bits control threshod of data level in fifo */ 226 #define FCR_TXFTH1 0x20 /* for interrupt trigger */ 227 228 /* 229 * Default NS87308 configuration 230 */ 231 #ifndef CFG_NS87308_KBC1_BASE 232 #define CFG_NS87308_KBC1_BASE 0x0060 233 #endif 234 #ifndef CFG_NS87308_RTC_BASE 235 #define CFG_NS87308_RTC_BASE 0x0070 236 #endif 237 #ifndef CFG_NS87308_FDC_BASE 238 #define CFG_NS87308_FDC_BASE 0x03F0 239 #endif 240 #ifndef CFG_NS87308_LPT_BASE 241 #define CFG_NS87308_LPT_BASE 0x0278 242 #endif 243 #ifndef CFG_NS87308_UART1_BASE 244 #define CFG_NS87308_UART1_BASE 0x03F8 245 #endif 246 #ifndef CFG_NS87308_UART2_BASE 247 #define CFG_NS87308_UART2_BASE 0x02F8 248 #endif 249 250 #endif /*_NS87308_H_*/ 251