Viewing file:  scoop.h (1.98 KB) -rw-r--r--
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/*
* 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;
};
struct scoop_pcmcia_config {
struct scoop_pcmcia_dev *devs;
int num_devs;
void (*pcmcia_init)(void);
void (*power_ctrl)(struct device *scoop, unsigned short cpr, int nr);
};
extern struct scoop_pcmcia_config *platform_scoop_config;
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);
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