scoop.h
上传用户:szlgq88
上传日期:2009-04-28
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文件大小:2k
- /*
- * Definitions for the SCOOP interface found on various Sharp PDAs
- *
- * Copyright (c) 2004 Richard Purdie
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
- #define SCOOP_MCR 0x00
- #define SCOOP_CDR 0x04
- #define SCOOP_CSR 0x08
- #define SCOOP_CPR 0x0C
- #define SCOOP_CCR 0x10
- #define SCOOP_IRR 0x14
- #define SCOOP_IRM 0x14
- #define SCOOP_IMR 0x18
- #define SCOOP_ISR 0x1C
- #define SCOOP_GPCR 0x20
- #define SCOOP_GPWR 0x24
- #define SCOOP_GPRR 0x28
- #define SCOOP_GPCR_PA22 ( 1 << 12 )
- #define SCOOP_GPCR_PA21 ( 1 << 11 )
- #define SCOOP_GPCR_PA20 ( 1 << 10 )
- #define SCOOP_GPCR_PA19 ( 1 << 9 )
- #define SCOOP_GPCR_PA18 ( 1 << 8 )
- #define SCOOP_GPCR_PA17 ( 1 << 7 )
- #define SCOOP_GPCR_PA16 ( 1 << 6 )
- #define SCOOP_GPCR_PA15 ( 1 << 5 )
- #define SCOOP_GPCR_PA14 ( 1 << 4 )
- #define SCOOP_GPCR_PA13 ( 1 << 3 )
- #define SCOOP_GPCR_PA12 ( 1 << 2 )
- #define SCOOP_GPCR_PA11 ( 1 << 1 )
- struct scoop_config {
- unsigned short io_out;
- unsigned short io_dir;
- unsigned short suspend_clr;
- unsigned short suspend_set;
- };
- /* Structure for linking scoop devices to PCMCIA sockets */
- struct scoop_pcmcia_dev {
- struct device *dev; /* Pointer to this socket's scoop device */
- int irq; /* irq for socket */
- int cd_irq;
- const char *cd_irq_str;
- unsigned char keep_vs;
- unsigned char keep_rd;
- };
- extern int scoop_num;
- extern struct scoop_pcmcia_dev *scoop_devs;
- void reset_scoop(struct device *dev);
- unsigned short set_scoop_gpio(struct device *dev, unsigned short bit);
- unsigned short reset_scoop_gpio(struct device *dev, unsigned short bit);
- unsigned short read_scoop_reg(struct device *dev, unsigned short reg);
- void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data);