|  | /* | 
|  | * (C) Copyright 2000 | 
|  | * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. | 
|  | * | 
|  | * See file CREDITS for list of people who contributed to this | 
|  | * project. | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU General Public License as | 
|  | * published by the Free Software Foundation; either version 2 of | 
|  | * the License, or (at your option) any later version. | 
|  | * | 
|  | * This program is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | * GNU General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License | 
|  | * along with this program; if not, write to the Free Software | 
|  | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | 
|  | * MA 02111-1307 USA | 
|  | */ | 
|  |  | 
|  | #ifndef _NS87308_H_ | 
|  | #define _NS87308_H_ | 
|  |  | 
|  | #include <asm/pci_io.h> | 
|  |  | 
|  | /* Note: I couldn't find a full data sheet for the ns87308, but the ns87307 seems to be pretty | 
|  | functionally- (and pin-) equivalent to the 87308, but the 308 has better ir support. */ | 
|  |  | 
|  | void initialise_ns87308(void); | 
|  |  | 
|  | /* | 
|  | * The following struct represents the GPIO registers on the NS87308/NS97307 | 
|  | */ | 
|  | struct GPIO | 
|  | { | 
|  | unsigned char dta1;  /* 0 data port 1 */ | 
|  | unsigned char dir1;  /* 1 direction port 1 */ | 
|  | unsigned char out1;  /* 2 output type port 1 */ | 
|  | unsigned char puc1;  /* 3 pull-up control port 1 */ | 
|  | unsigned char dta2;  /* 4 data port 2 */ | 
|  | unsigned char dir2;  /* 5 direction port 2 */ | 
|  | unsigned char out2;  /* 6 output type port 2 */ | 
|  | unsigned char puc2;  /* 7 pull-up control port 2  */ | 
|  | }; | 
|  |  | 
|  | /* | 
|  | * The following represents the power management registers on the NS87308/NS97307 | 
|  | */ | 
|  | #define PWM_FER1 0  /* 0 function enable reg. 1 */ | 
|  | #define PWM_FER2 1  /* 1 function enable reg. 2 */ | 
|  | #define PWM_PMC1 2  /* 2 power mgmt. control 1 */ | 
|  | #define PWM_PMC2 3  /* 3 power mgmt. control 2 */ | 
|  | #define PWM_PMC3 4  /* 4 power mgmt. control 3 */ | 
|  | #define PWM_WDTO 5  /* 5 watchdog time-out */ | 
|  | #define PWM_WDCF 6  /* 6 watchdog config. */ | 
|  | #define PWM_WDST 7  /* 7 watchdog status  */ | 
|  |  | 
|  | /*PNP config registers: | 
|  | * these depend on the stated of BADDR1 and BADDR0 on startup | 
|  | * so there's three versions here with the last two digits indicating | 
|  | * for which configuration their valid | 
|  | * the 1st of the two digits indicates the state of BADDR1 | 
|  | * the 2st of the two digits indicates the state of BADDR0 | 
|  | */ | 
|  |  | 
|  |  | 
|  | #define IO_INDEX_OFFSET_0x 0x0279  /* full PnP isa Mode */ | 
|  | #define IO_INDEX_OFFSET_10 0x015C  /* PnP motherboard mode */ | 
|  | #define IO_INDEX_OFFSET_11 0x002E  /* PnP motherboard mode */ | 
|  | #define IO_DATA_OFFSET_0x  0x0A79  /* full PnP isa Mode */ | 
|  | #define IO_DATA_OFFSET_10  0x015D  /* PnP motherboard mode */ | 
|  | #define IO_DATA_OFFSET_11  0x002F  /* PnP motherboard mode */ | 
|  |  | 
|  | #if defined(CFG_NS87308_BADDR_0x) | 
|  | #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_0x) | 
|  | #define IO_DATA  (CFG_ISA_IO + IO_DATA_OFFSET_0x) | 
|  | #elif defined(CFG_NS87308_BADDR_10) | 
|  | #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_10) | 
|  | #define IO_DATA  (CFG_ISA_IO + IO_DATA_OFFSET_10) | 
|  | #elif defined(CFG_NS87308_BADDR_11) | 
|  | #define IO_INDEX (CFG_ISA_IO + IO_INDEX_OFFSET_11) | 
|  | #define IO_DATA  (CFG_ISA_IO + IO_DATA_OFFSET_11) | 
|  | #endif | 
|  |  | 
|  | /* PnP register definitions */ | 
|  |  | 
|  | #define SET_RD_DATA_PORT    0x00 | 
|  | #define SERIAL_ISOLATION    0x01 | 
|  | #define CONFIG_CONTROL      0x02 | 
|  | #define WAKE_CSN            0x03 | 
|  | #define RES_DATA            0x04 | 
|  | #define STATUS              0x05 | 
|  | #define SET_CSN             0x06 | 
|  | #define LOGICAL_DEVICE      0x07 | 
|  |  | 
|  | /*vendor defined values */ | 
|  | #define SID_REG             0x20 | 
|  | #define SUPOERIO_CONF1      0x21 | 
|  | #define SUPOERIO_CONF2      0x22 | 
|  | #define PGCS_INDEX          0x23 | 
|  | #define PGCS_DATA           0x24 | 
|  |  | 
|  | /* values above 30 are different for each logical device | 
|  | but I can't be arsed to enter them all. the ones here | 
|  | are pretty consistent between all logical devices | 
|  | feel free to correct the situation if you want.. ;) | 
|  | */ | 
|  | #define ACTIVATE            0x30 | 
|  | #define ACTIVATE_OFF        0x00 | 
|  | #define ACTIVATE_ON         0x01 | 
|  |  | 
|  | #define BASE_ADDR_HIGH      0x60 | 
|  | #define BASE_ADDR_LOW       0x61 | 
|  | #define LUN_CONFIG_REG		0xF0 | 
|  | #define DBASE_HIGH			0x60	/* SIO KBC data base address, 15:8 */ | 
|  | #define DBASE_LOW			0x61	/* SIO KBC data base address,  7:0 */ | 
|  | #define CBASE_HIGH			0x62	/* SIO KBC command base addr, 15:8 */ | 
|  | #define CBASE_LOW			0x63	/* SIO KBC command base addr,  7:0 */ | 
|  |  | 
|  | /* the logical devices*/ | 
|  | #define LDEV_KBC1           0x00	/* 2 devices for keyboard and mouse controller*/ | 
|  | #define LDEV_KBC2           0x01 | 
|  | #define LDEV_MOUSE          0x01 | 
|  | #define LDEV_RTC_APC        0x02	/*Real Time Clock and Advanced Power Control*/ | 
|  | #define LDEV_FDC            0x03	/*floppy disk controller*/ | 
|  | #define LDEV_PARP           0x04	/*Parallel port*/ | 
|  | #define LDEV_UART2          0x05 | 
|  | #define LDEV_UART1          0x06 | 
|  | #define LDEV_GPIO           0x07    /*General Purpose IO and chip select output signals*/ | 
|  | #define LDEV_POWRMAN        0x08    /*Power Managment*/ | 
|  |  | 
|  | #define CFG_NS87308_KBC1	(1 << LDEV_KBC1) | 
|  | #define CFG_NS87308_KBC2	(1 << LDEV_KBC2) | 
|  | #define CFG_NS87308_MOUSE	(1 << LDEV_MOUSE) | 
|  | #define CFG_NS87308_RTC_APC	(1 << LDEV_RTC_APC) | 
|  | #define CFG_NS87308_FDC		(1 << LDEV_FDC) | 
|  | #define CFG_NS87308_PARP	(1 << LDEV_PARP) | 
|  | #define CFG_NS87308_UART2	(1 << LDEV_UART2) | 
|  | #define CFG_NS87308_UART1	(1 << LDEV_UART1) | 
|  | #define CFG_NS87308_GPIO	(1 << LDEV_GPIO) | 
|  | #define CFG_NS87308_POWRMAN	(1 << LDEV_POWRMAN) | 
|  |  | 
|  | /*some functions and macro's for doing configuration */ | 
|  |  | 
|  | static inline void read_pnp_config(unsigned char index, unsigned char *data) | 
|  | { | 
|  | pci_writeb(index,IO_INDEX); | 
|  | pci_readb(IO_DATA, *data); | 
|  | } | 
|  |  | 
|  | static inline void write_pnp_config(unsigned char index, unsigned char data) | 
|  | { | 
|  | pci_writeb(index,IO_INDEX); | 
|  | pci_writeb(data, IO_DATA); | 
|  | } | 
|  |  | 
|  | static inline void pnp_set_device(unsigned char dev) | 
|  | { | 
|  | write_pnp_config(LOGICAL_DEVICE, dev); | 
|  | } | 
|  |  | 
|  | static inline void write_pm_reg(unsigned short base, unsigned char index, unsigned char data) | 
|  | { | 
|  | pci_writeb(index, CFG_ISA_IO + base); | 
|  | eieio(); | 
|  | pci_writeb(data, CFG_ISA_IO + base + 1); | 
|  | } | 
|  |  | 
|  | /*void write_pnp_config(unsigned char index, unsigned char data); | 
|  | void pnp_set_device(unsigned char dev); | 
|  | */ | 
|  |  | 
|  | #define PNP_SET_DEVICE_BASE(dev,base) \ | 
|  | pnp_set_device(dev); \ | 
|  | write_pnp_config(ACTIVATE, ACTIVATE_OFF); \ | 
|  | write_pnp_config(BASE_ADDR_HIGH, ((base) >> 8) & 0xff ); \ | 
|  | write_pnp_config(BASE_ADDR_LOW, (base) &0xff); \ | 
|  | write_pnp_config(ACTIVATE, ACTIVATE_ON); | 
|  |  | 
|  | #define PNP_ACTIVATE_DEVICE(dev) \ | 
|  | pnp_set_device(dev); \ | 
|  | write_pnp_config(ACTIVATE, ACTIVATE_ON); | 
|  |  | 
|  | #define PNP_DEACTIVATE_DEVICE(dev) \ | 
|  | pnp_set_device(dev); \ | 
|  | write_pnp_config(ACTIVATE, ACTIVATE_OFF); | 
|  |  | 
|  |  | 
|  | static inline void write_pgcs_config(unsigned char index, unsigned char data) | 
|  | { | 
|  | write_pnp_config(PGCS_INDEX, index); | 
|  | write_pnp_config(PGCS_DATA, data); | 
|  | } | 
|  |  | 
|  | /* these macrose configure the 3 CS lines | 
|  | on the sandpoint board these controll NVRAM | 
|  | CS0 is connected to NVRAMCS | 
|  | CS1 is connected to NVRAMAS0 | 
|  | CS2 is connected to NVRAMAS1 | 
|  | */ | 
|  | #define PGCS_CS_ASSERT_ON_WRITE 0x10 | 
|  | #define PGCS_CS_ASSERT_ON_READ  0x20 | 
|  |  | 
|  | #define PNP_PGCS_CSLINE_BASE(cs, base) \ | 
|  | write_pgcs_config((cs) << 2, ((base) >> 8) & 0xff ); \ | 
|  | write_pgcs_config(((cs) << 2) + 1, (base) & 0xff ); | 
|  |  | 
|  | #define PNP_PGCS_CSLINE_CONF(cs, conf) \ | 
|  | write_pgcs_config(((cs) << 2) + 2, (conf) ); | 
|  |  | 
|  |  | 
|  | /* The following sections are for 87308 extensions to the standard compoents it emulates */ | 
|  |  | 
|  | /* extensions to 16550*/ | 
|  |  | 
|  | #define MCR_MDSL_MSK    0xe0 /*mode select mask*/ | 
|  | #define MCR_MDSL_UART   0x00 /*uart, default*/ | 
|  | #define MCR_MDSL_SHRPIR 0x02 /*Sharp IR*/ | 
|  | #define MCR_MDSL_SIR    0x03 /*SIR*/ | 
|  | #define MCR_MDSL_CIR    0x06 /*Consumer IR*/ | 
|  |  | 
|  | #define FCR_TXFTH0      0x10    /* these bits control threshod of data level in fifo */ | 
|  | #define FCR_TXFTH1      0x20    /* for interrupt trigger */ | 
|  |  | 
|  | /* | 
|  | * Default NS87308 configuration | 
|  | */ | 
|  | #ifndef CFG_NS87308_KBC1_BASE | 
|  | #define CFG_NS87308_KBC1_BASE	0x0060 | 
|  | #endif | 
|  | #ifndef CFG_NS87308_RTC_BASE | 
|  | #define CFG_NS87308_RTC_BASE	0x0070 | 
|  | #endif | 
|  | #ifndef CFG_NS87308_FDC_BASE | 
|  | #define CFG_NS87308_FDC_BASE	0x03F0 | 
|  | #endif | 
|  | #ifndef CFG_NS87308_LPT_BASE | 
|  | #define CFG_NS87308_LPT_BASE	0x0278 | 
|  | #endif | 
|  | #ifndef CFG_NS87308_UART1_BASE | 
|  | #define CFG_NS87308_UART1_BASE	0x03F8 | 
|  | #endif | 
|  | #ifndef CFG_NS87308_UART2_BASE | 
|  | #define CFG_NS87308_UART2_BASE	0x02F8 | 
|  | #endif | 
|  |  | 
|  | #endif /*_NS87308_H_*/ |