223 lines
6.6 KiB
C
223 lines
6.6 KiB
C
/*
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* vrc4173.h, Include file for NEC VRC4173.
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*
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* Copyright (C) 2000 Michael R. McDonald
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* Copyright (C) 2001-2003 Montavista Software Inc.
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* Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com>
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* Copyright (C) 2004 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
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* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __NEC_VRC4173_H
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#define __NEC_VRC4173_H
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#include <linux/config.h>
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#include <asm/io.h>
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/*
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* Interrupt Number
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*/
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#define VRC4173_IRQ_BASE 72
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#define VRC4173_IRQ(x) (VRC4173_IRQ_BASE + (x))
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#define VRC4173_USB_IRQ VRC4173_IRQ(0)
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#define VRC4173_PCMCIA2_IRQ VRC4173_IRQ(1)
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#define VRC4173_PCMCIA1_IRQ VRC4173_IRQ(2)
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#define VRC4173_PS2CH2_IRQ VRC4173_IRQ(3)
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#define VRC4173_PS2CH1_IRQ VRC4173_IRQ(4)
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#define VRC4173_PIU_IRQ VRC4173_IRQ(5)
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#define VRC4173_AIU_IRQ VRC4173_IRQ(6)
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#define VRC4173_KIU_IRQ VRC4173_IRQ(7)
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#define VRC4173_GIU_IRQ VRC4173_IRQ(8)
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#define VRC4173_AC97_IRQ VRC4173_IRQ(9)
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#define VRC4173_AC97INT1_IRQ VRC4173_IRQ(10)
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/* RFU */
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#define VRC4173_DOZEPIU_IRQ VRC4173_IRQ(13)
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#define VRC4173_IRQ_LAST VRC4173_DOZEPIU_IRQ
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/*
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* PCI I/O accesses
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*/
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#ifdef CONFIG_VRC4173
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extern unsigned long vrc4173_io_offset;
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#define set_vrc4173_io_offset(offset) do { vrc4173_io_offset = (offset); } while (0)
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#define vrc4173_outb(val,port) outb((val), vrc4173_io_offset+(port))
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#define vrc4173_outw(val,port) outw((val), vrc4173_io_offset+(port))
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#define vrc4173_outl(val,port) outl((val), vrc4173_io_offset+(port))
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#define vrc4173_outb_p(val,port) outb_p((val), vrc4173_io_offset+(port))
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#define vrc4173_outw_p(val,port) outw_p((val), vrc4173_io_offset+(port))
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#define vrc4173_outl_p(val,port) outl_p((val), vrc4173_io_offset+(port))
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#define vrc4173_inb(port) inb(vrc4173_io_offset+(port))
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#define vrc4173_inw(port) inw(vrc4173_io_offset+(port))
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#define vrc4173_inl(port) inl(vrc4173_io_offset+(port))
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#define vrc4173_inb_p(port) inb_p(vrc4173_io_offset+(port))
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#define vrc4173_inw_p(port) inw_p(vrc4173_io_offset+(port))
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#define vrc4173_inl_p(port) inl_p(vrc4173_io_offset+(port))
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#define vrc4173_outsb(port,addr,count) outsb(vrc4173_io_offset+(port),(addr),(count))
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#define vrc4173_outsw(port,addr,count) outsw(vrc4173_io_offset+(port),(addr),(count))
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#define vrc4173_outsl(port,addr,count) outsl(vrc4173_io_offset+(port),(addr),(count))
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#define vrc4173_insb(port,addr,count) insb(vrc4173_io_offset+(port),(addr),(count))
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#define vrc4173_insw(port,addr,count) insw(vrc4173_io_offset+(port),(addr),(count))
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#define vrc4173_insl(port,addr,count) insl(vrc4173_io_offset+(port),(addr),(count))
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#else
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#define set_vrc4173_io_offset(offset) do {} while (0)
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#define vrc4173_outb(val,port) do {} while (0)
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#define vrc4173_outw(val,port) do {} while (0)
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#define vrc4173_outl(val,port) do {} while (0)
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#define vrc4173_outb_p(val,port) do {} while (0)
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#define vrc4173_outw_p(val,port) do {} while (0)
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#define vrc4173_outl_p(val,port) do {} while (0)
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#define vrc4173_inb(port) 0
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#define vrc4173_inw(port) 0
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#define vrc4173_inl(port) 0
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#define vrc4173_inb_p(port) 0
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#define vrc4173_inw_p(port) 0
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#define vrc4173_inl_p(port) 0
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#define vrc4173_outsb(port,addr,count) do {} while (0)
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#define vrc4173_outsw(port,addr,count) do {} while (0)
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#define vrc4173_outsl(port,addr,count) do {} while (0)
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#define vrc4173_insb(port,addr,count) do {} while (0)
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#define vrc4173_insw(port,addr,count) do {} while (0)
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#define vrc4173_insl(port,addr,count) do {} while (0)
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#endif
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/*
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* Clock Mask Unit
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*/
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typedef enum vrc4173_clock {
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VRC4173_PIU_CLOCK,
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VRC4173_KIU_CLOCK,
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VRC4173_AIU_CLOCK,
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VRC4173_PS2_CH1_CLOCK,
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VRC4173_PS2_CH2_CLOCK,
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VRC4173_USBU_PCI_CLOCK,
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VRC4173_CARDU1_PCI_CLOCK,
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VRC4173_CARDU2_PCI_CLOCK,
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VRC4173_AC97U_PCI_CLOCK,
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VRC4173_USBU_48MHz_CLOCK,
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VRC4173_EXT_48MHz_CLOCK,
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VRC4173_48MHz_CLOCK,
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} vrc4173_clock_t;
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#ifdef CONFIG_VRC4173
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extern void vrc4173_supply_clock(vrc4173_clock_t clock);
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extern void vrc4173_mask_clock(vrc4173_clock_t clock);
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#else
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static inline void vrc4173_supply_clock(vrc4173_clock_t clock) {}
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static inline void vrc4173_mask_clock(vrc4173_clock_t clock) {}
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#endif
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/*
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* Interupt Control Unit
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*/
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#define VRC4173_PIUINT_COMMAND 0x0040
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#define VRC4173_PIUINT_DATA 0x0020
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#define VRC4173_PIUINT_PAGE1 0x0010
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#define VRC4173_PIUINT_PAGE0 0x0008
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#define VRC4173_PIUINT_DATALOST 0x0004
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#define VRC4173_PIUINT_STATUSCHANGE 0x0001
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#ifdef CONFIG_VRC4173
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extern void vrc4173_enable_piuint(uint16_t mask);
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extern void vrc4173_disable_piuint(uint16_t mask);
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#else
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static inline void vrc4173_enable_piuint(uint16_t mask) {}
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static inline void vrc4173_disable_piuint(uint16_t mask) {}
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#endif
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#define VRC4173_AIUINT_INPUT_DMAEND 0x0800
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#define VRC4173_AIUINT_INPUT_DMAHALT 0x0400
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#define VRC4173_AIUINT_INPUT_DATALOST 0x0200
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#define VRC4173_AIUINT_INPUT_DATA 0x0100
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#define VRC4173_AIUINT_OUTPUT_DMAEND 0x0008
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#define VRC4173_AIUINT_OUTPUT_DMAHALT 0x0004
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#define VRC4173_AIUINT_OUTPUT_NODATA 0x0002
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#ifdef CONFIG_VRC4173
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extern void vrc4173_enable_aiuint(uint16_t mask);
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extern void vrc4173_disable_aiuint(uint16_t mask);
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#else
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static inline void vrc4173_enable_aiuint(uint16_t mask) {}
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static inline void vrc4173_disable_aiuint(uint16_t mask) {}
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#endif
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#define VRC4173_KIUINT_DATALOST 0x0004
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#define VRC4173_KIUINT_DATAREADY 0x0002
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#define VRC4173_KIUINT_SCAN 0x0001
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#ifdef CONFIG_VRC4173
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extern void vrc4173_enable_kiuint(uint16_t mask);
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extern void vrc4173_disable_kiuint(uint16_t mask);
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#else
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static inline void vrc4173_enable_kiuint(uint16_t mask) {}
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static inline void vrc4173_disable_kiuint(uint16_t mask) {}
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#endif
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/*
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* General-Purpose I/O Unit
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*/
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typedef enum vrc4173_function {
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PS2_CHANNEL1,
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PS2_CHANNEL2,
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TOUCHPANEL,
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KEYBOARD_8SCANLINES,
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KEYBOARD_10SCANLINES,
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KEYBOARD_12SCANLINES,
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GPIO_0_15PINS,
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GPIO_16_20PINS,
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} vrc4173_function_t;
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#ifdef CONFIG_VRC4173
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extern void vrc4173_select_function(vrc4173_function_t function);
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#else
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static inline void vrc4173_select_function(vrc4173_function_t function) {}
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#endif
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#endif /* __NEC_VRC4173_H */
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