3 * Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
27 #include <asm/pci_io.h>
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. */
32 void initialise_ns87308(void);
35 * The following struct represents the GPIO registers on the NS87308/NS97307
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 */
50 * The following represents the power management registers on the NS87308/NS97307
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 */
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
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 */
77 #if defined(CONFIG_SYS_NS87308_BADDR_0x)
78 #define IO_INDEX (CONFIG_SYS_ISA_IO + IO_INDEX_OFFSET_0x)
79 #define IO_DATA (CONFIG_SYS_ISA_IO + IO_DATA_OFFSET_0x)
80 #elif defined(CONFIG_SYS_NS87308_BADDR_10)
81 #define IO_INDEX (CONFIG_SYS_ISA_IO + IO_INDEX_OFFSET_10)
82 #define IO_DATA (CONFIG_SYS_ISA_IO + IO_DATA_OFFSET_10)
83 #elif defined(CONFIG_SYS_NS87308_BADDR_11)
84 #define IO_INDEX (CONFIG_SYS_ISA_IO + IO_INDEX_OFFSET_11)
85 #define IO_DATA (CONFIG_SYS_ISA_IO + IO_DATA_OFFSET_11)
88 /* PnP register definitions */
90 #define SET_RD_DATA_PORT 0x00
91 #define SERIAL_ISOLATION 0x01
92 #define CONFIG_CONTROL 0x02
97 #define LOGICAL_DEVICE 0x07
99 /*vendor defined values */
101 #define SUPOERIO_CONF1 0x21
102 #define SUPOERIO_CONF2 0x22
103 #define PGCS_INDEX 0x23
104 #define PGCS_DATA 0x24
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.. ;)
111 #define ACTIVATE 0x30
112 #define ACTIVATE_OFF 0x00
113 #define ACTIVATE_ON 0x01
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 */
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*/
135 #define CONFIG_SYS_NS87308_KBC1 (1 << LDEV_KBC1)
136 #define CONFIG_SYS_NS87308_KBC2 (1 << LDEV_KBC2)
137 #define CONFIG_SYS_NS87308_MOUSE (1 << LDEV_MOUSE)
138 #define CONFIG_SYS_NS87308_RTC_APC (1 << LDEV_RTC_APC)
139 #define CONFIG_SYS_NS87308_FDC (1 << LDEV_FDC)
140 #define CONFIG_SYS_NS87308_PARP (1 << LDEV_PARP)
141 #define CONFIG_SYS_NS87308_UART2 (1 << LDEV_UART2)
142 #define CONFIG_SYS_NS87308_UART1 (1 << LDEV_UART1)
143 #define CONFIG_SYS_NS87308_GPIO (1 << LDEV_GPIO)
144 #define CONFIG_SYS_NS87308_POWRMAN (1 << LDEV_POWRMAN)
146 /*some functions and macro's for doing configuration */
148 static inline void read_pnp_config(unsigned char index, unsigned char *data)
150 pci_writeb(index,IO_INDEX);
151 pci_readb(IO_DATA, *data);
154 static inline void write_pnp_config(unsigned char index, unsigned char data)
156 pci_writeb(index,IO_INDEX);
157 pci_writeb(data, IO_DATA);
160 static inline void pnp_set_device(unsigned char dev)
162 write_pnp_config(LOGICAL_DEVICE, dev);
165 static inline void write_pm_reg(unsigned short base, unsigned char index, unsigned char data)
167 pci_writeb(index, CONFIG_SYS_ISA_IO + base);
169 pci_writeb(data, CONFIG_SYS_ISA_IO + base + 1);
172 /*void write_pnp_config(unsigned char index, unsigned char data);
173 void pnp_set_device(unsigned char dev);
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);
183 #define PNP_ACTIVATE_DEVICE(dev) \
184 pnp_set_device(dev); \
185 write_pnp_config(ACTIVATE, ACTIVATE_ON);
187 #define PNP_DEACTIVATE_DEVICE(dev) \
188 pnp_set_device(dev); \
189 write_pnp_config(ACTIVATE, ACTIVATE_OFF);
192 static inline void write_pgcs_config(unsigned char index, unsigned char data)
194 write_pnp_config(PGCS_INDEX, index);
195 write_pnp_config(PGCS_DATA, data);
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
204 #define PGCS_CS_ASSERT_ON_WRITE 0x10
205 #define PGCS_CS_ASSERT_ON_READ 0x20
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 );
211 #define PNP_PGCS_CSLINE_CONF(cs, conf) \
212 write_pgcs_config(((cs) << 2) + 2, (conf) );
215 /* The following sections are for 87308 extensions to the standard compoents it emulates */
217 /* extensions to 16550*/
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*/
225 #define FCR_TXFTH0 0x10 /* these bits control threshod of data level in fifo */
226 #define FCR_TXFTH1 0x20 /* for interrupt trigger */
229 * Default NS87308 configuration
231 #ifndef CONFIG_SYS_NS87308_KBC1_BASE
232 #define CONFIG_SYS_NS87308_KBC1_BASE 0x0060
234 #ifndef CONFIG_SYS_NS87308_RTC_BASE
235 #define CONFIG_SYS_NS87308_RTC_BASE 0x0070
237 #ifndef CONFIG_SYS_NS87308_FDC_BASE
238 #define CONFIG_SYS_NS87308_FDC_BASE 0x03F0
240 #ifndef CONFIG_SYS_NS87308_LPT_BASE
241 #define CONFIG_SYS_NS87308_LPT_BASE 0x0278
243 #ifndef CONFIG_SYS_NS87308_UART1_BASE
244 #define CONFIG_SYS_NS87308_UART1_BASE 0x03F8
246 #ifndef CONFIG_SYS_NS87308_UART2_BASE
247 #define CONFIG_SYS_NS87308_UART2_BASE 0x02F8
250 #endif /*_NS87308_H_*/