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sa11x0_gpioreg.h revision 1.2 
      1 /*	$NetBSD: sa11x0_gpioreg.h,v 1.2 2001/07/30 15:58:56 rjs Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.  All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by Ichiro FUKUHARA (ichiro (at) ichiro.org).
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *	This product includes software developed by the NetBSD
     20  *	Foundation, Inc. and its contributors.
     21  * 4. Neither the name of The NetBSD Foundation nor the names of its
     22  *    contributors may be used to endorse or promote products derived
     23  *    from this software without specific prior written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  * POSSIBILITY OF SUCH DAMAGE.
     36  */
     37 
     38 /*
     39  * SA-11x0 GPIO Register
     40  */
     41 
     42 #define SAGPIO_NPORTS	8
     43 
     44 /* GPIO pin-level register */
     45 #define SAGPIO_PLR	0x00
     46 
     47 /* GPIO pin direction register */
     48 #define SAGPIO_PDR	0x04
     49 
     50 /* GPIO pin output set register */
     51 #define SAGPIO_PSR	0x08
     52 
     53 /* GPIO pin output clear register */
     54 #define SAGPIO_PCR	0x0C
     55 
     56 /* GPIO rising-edge detect register */
     57 #define SAGPIO_RER	0x10
     58 
     59 /* GPIO falling-edge detect register */
     60 #define SAGPIO_FER	0x14
     61 
     62 /* GPIO edge-detect status register */
     63 #define SAGPIO_EDR	0x18
     64 
     65 /* GPIO alternate function register */
     66 #define SAGPIO_AFR	0x1C
     67 
     68 /* XXX */
     69 #define GPIO(x)		(0x00000001 << (x))
     70 
     71 /*
     72  * SA-11x0 GPIOs parameter
     73  */
     74 /*
     75 port	name 		desc
     76 0	Reserved
     77 1	Reserved
     78 2...9	LDD{8..15}	LCD DATA(8-15)
     79 10	SSP_TXD		SSP transmit
     80 11	SSP_RXD		SSP receive
     81 12	SSP_SCLK	SSP serial clock
     82 13	SSP_SFRM	SSP frameclock
     83 14	UART_TXD	UART transmit
     84 15	UART_RXD	UART receive
     85 16	GPCLK_OUT	General-purpose clock out
     86 17	Reserved
     87 18	UART_SCLK	Sample clock input
     88 19	SSP_CLK		Sample clock input
     89 20	UART_SCLK3	Sample clock input
     90 21	MCP_CLK		MCP dock in
     91 22	TREQA		Either TIC request A
     92 23	TREQB		Either TIC request B
     93 24	Reserved
     94 25	RTC		Real Time Clock
     95 26	RCLK_OUT	internal clock /2
     96 27	32KHZ_OUT	Raw 32.768kHz osc output
     97  */
     98