/*
* vrc4173.h, Include file for NEC VRC4173.
*
* Copyright (C) 2000 Michael R. McDonald
* Copyright (C) 2001-2003 Montavista Software Inc.
* Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com>
* Copyright (C) 2004 Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
*
* 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 __NEC_VRC4173_H
#define __NEC_VRC4173_H
#include <linux/config.h>
#include <asm/io.h>
/*
* Interrupt Number
*/
#define VRC4173_IRQ_BASE 72
#define VRC4173_IRQ(x) (VRC4173_IRQ_BASE + (x))
#define VRC4173_USB_IRQ VRC4173_IRQ(0)
#define VRC4173_PCMCIA2_IRQ VRC4173_IRQ(1)
#define VRC4173_PCMCIA1_IRQ VRC4173_IRQ(2)
#define VRC4173_PS2CH2_IRQ VRC4173_IRQ(3)
#define VRC4173_PS2CH1_IRQ VRC4173_IRQ(4)
#define VRC4173_PIU_IRQ VRC4173_IRQ(5)
#define VRC4173_AIU_IRQ VRC4173_IRQ(6)
#define VRC4173_KIU_IRQ VRC4173_IRQ(7)
#define VRC4173_GIU_IRQ VRC4173_IRQ(8)
#define VRC4173_AC97_IRQ VRC4173_IRQ(9)
#define VRC4173_AC97INT1_IRQ VRC4173_IRQ(10)
/* RFU */
#define VRC4173_DOZEPIU_IRQ VRC4173_IRQ(13)
#define VRC4173_IRQ_LAST VRC4173_DOZEPIU_IRQ
/*
* PCI I/O accesses
*/
#ifdef CONFIG_VRC4173
extern unsigned long vrc4173_io_offset;
#define set_vrc4173_io_offset(offset) do { vrc4173_io_offset = (offset); } while (0)
#define vrc4173_outb(val,port) outb((val), vrc4173_io_offset+(port))
#define vrc4173_outw(val,port) outw((val), vrc4173_io_offset+(port))
#define vrc4173_outl(val,port) outl((val), vrc4173_io_offset+(port))
#define vrc4173_outb_p(val,port) outb_p((val), vrc4173_io_offset+(port))
#define vrc4173_outw_p(val,port) outw_p((val), vrc4173_io_offset+(port))
#define vrc4173_outl_p(val,port) outl_p((val), vrc4173_io_offset+(port))
#define vrc4173_inb(port) inb(vrc4173_io_offset+(port))
#define vrc4173_inw(port) inw(vrc4173_io_offset+(port))
#define vrc4173_inl(port) inl(vrc4173_io_offset+(port))
#define vrc4173_inb_p(port) inb_p(vrc4173_io_offset+(port))
#define vrc4173_inw_p(port) inw_p(vrc4173_io_offset+(port))
#define vrc4173_inl_p(port) inl_p(vrc4173_io_offset+(port))
#define vrc4173_outsb(port,addr,count) outsb(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_outsw(port,addr,count) outsw(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_outsl(port,addr,count) outsl(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_insb(port,addr,count) insb(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_insw(port,addr,count) insw(vrc4173_io_offset+(port),(addr),(count))
#define vrc4173_insl(port,addr,count) insl(vrc4173_io_offset+(port),(addr),(count))
#else
#define set_vrc4173_io_offset(offset) do {} while (0)
#define vrc4173_outb(val,port) do {} while (0)
#define vrc4173_outw(val,port) do {} while (0)
#define vrc4173_outl(val,port) do {} while (0)
#define vrc4173_outb_p(val,port) do {} while (0)
#define vrc4173_outw_p(val,port) do {} while (0)
#define vrc4173_outl_p(val,port) do {} while (0)
#define vrc4173_inb(port) 0
#define vrc4173_inw(port) 0
#define vrc4173_inl(port) 0
#define vrc4173_inb_p(port) 0
#define vrc4173_inw_p(port) 0
#define vrc4173_inl_p(port) 0
#define vrc4173_outsb(port,addr,count) do {} while (0)
#define vrc4173_outsw(port,addr,count) do {} while (0)
#define vrc4173_outsl(port,addr,count) do {} while (0)
#define vrc4173_insb(port,addr,count) do {} while (0)
#define vrc4173_insw(port,addr,count) do {} while (0)
#define vrc4173_insl(port,addr,count) do {} while (0)
#endif
/*
* Clock Mask Unit
*/
typedef enum vrc4173_clock {
VRC4173_PIU_CLOCK,
VRC4173_KIU_CLOCK,
VRC4173_AIU_CLOCK,
VRC4173_PS2_CH1_CLOCK,
VRC4173_PS2_CH2_CLOCK,
VRC4173_USBU_PCI_CLOCK,
VRC4173_CARDU1_PCI_CLOCK,
VRC4173_CARDU2_PCI_CLOCK,
VRC4173_AC97U_PCI_CLOCK,
VRC4173_USBU_48MHz_CLOCK,
VRC4173_EXT_48MHz_CLOCK,
VRC4173_48MHz_CLOCK,
} vrc4173_clock_t;
#ifdef CONFIG_VRC4173
extern void vrc4173_supply_clock(vrc4173_clock_t clock);
extern void vrc4173_mask_clock(vrc4173_clock_t clock);
#else
static inline void vrc4173_supply_clock(vrc4173_clock_t clock) {}
static inline void vrc4173_mask_clock(vrc4173_clock_t clock) {}
#endif
/*
* Interupt Control Unit
*/
#define VRC4173_PIUINT_COMMAND 0x0040
#define VRC4173_PIUINT_DATA 0x0020
#define VRC4173_PIUINT_PAGE1 0x0010
#define VRC4173_PIUINT_PAGE0 0x0008
#define VRC4173_PIUINT_DATALOST 0x0004
#define VRC4173_PIUINT_STATUSCHANGE 0x0001
#ifdef CONFIG_VRC4173
extern void vrc4173_enable_piuint(uint16_t mask);
extern void vrc4173_disable_piuint(uint16_t mask);
#else
static inline void vrc4173_enable_piuint(uint16_t mask) {}
static inline void vrc4173_disable_piuint(uint16_t mask) {}
#endif
#define VRC4173_AIUINT_INPUT_DMAEND 0x0800
#define VRC4173_AIUINT_INPUT_DMAHALT 0x0400
#define VRC4173_AIUINT_INPUT_DATALOST 0x0200
#define VRC4173_AIUINT_INPUT_DATA 0x0100
#define VRC4173_AIUINT_OUTPUT_DMAEND 0x0008
#define VRC4173_AIUINT_OUTPUT_DMAHALT 0x0004
#define VRC4173_AIUINT_OUTPUT_NODATA 0x0002
#ifdef CONFIG_VRC4173
extern void vrc4173_enable_aiuint(uint16_t mask);
extern void vrc4173_disable_aiuint(uint16_t mask);
#else
static inline void vrc4173_enable_aiuint(uint16_t mask) {}
static inline void vrc4173_disable_aiuint(uint16_t mask) {}
#endif
#define VRC4173_KIUINT_DATALOST 0x0004
#define VRC4173_KIUINT_DATAREADY 0x0002
#define VRC4173_KIUINT_SCAN 0x0001
#ifdef CONFIG_VRC4173
extern void vrc4173_enable_kiuint(uint16_t mask);
extern void vrc4173_disable_kiuint(uint16_t mask);
#else
static inline void vrc4173_enable_kiuint(uint16_t mask) {}
static inline void vrc4173_disable_kiuint(uint16_t mask) {}
#endif
/*
* General-Purpose I/O Unit
*/
typedef enum vrc4173_function {
PS2_CHANNEL1,
PS2_CHANNEL2,
TOUCHPANEL,
KEYBOARD_8SCANLINES,
KEYBOARD_10SCANLINES,
KEYBOARD_12SCANLINES,
GPIO_0_15PINS,
GPIO_16_20PINS,
} vrc4173_function_t;
#ifdef CONFIG_VRC4173
extern void vrc4173_select_function(vrc4173_function_t function);
#else
static inline void vrc4173_select_function(vrc4173_function_t function) {}
#endif
#endif /* __NEC_VRC4173_H */
