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/*

 *

 * Definitions for H3600 Handheld Computer

 *

 * Copyright 2000 Compaq Computer Corporation.

 *

 * Use consistent with the GNU GPL is permitted,

 * provided that this copyright notice is

 * preserved in its entirety in all copies and derived works.

 *

 * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,

 * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS

 * FITNESS FOR ANY PARTICULAR PURPOSE.

 *

 * Author: Jamey Hicks.

 *

 * History:

 *

 * 2001-10-??   Andrew Christian   Added support for iPAQ H3800

 *

 */

#ifndef _INCLUDE_H3600_H_

#define _INCLUDE_H3600_H_

#include <linux/config.h>

/* generalized support for H3xxx series Compaq Pocket PC's */

#define machine_is_h3xxx() (machine_is_h3100() || machine_is_h3600() || machine_is_h3800())

/* Virtual memory regions corresponding to chip selects 2 & 4 (used on sleeves) */

#define H3600_EGPIO_VIRT     0xf0000000

#define H3600_BANK_2_VIRT    0xf1000000

#define H3600_BANK_4_VIRT    0xf3800000

/*

   Machine-independent GPIO definitions

   --- these are common across all current iPAQ platforms

*/

#define GPIO_H3600_NPOWER_BUTTON        GPIO_GPIO (0)   /* Also known as the "off button"  */

#define GPIO_H3600_MICROCONTROLLER      GPIO_GPIO (1)   /* From ASIC2 on H3800 */

#define GPIO_H3600_PCMCIA_CD1           GPIO_GPIO (10)

#define GPIO_H3600_PCMCIA_IRQ1          GPIO_GPIO (11)

/* UDA1341 L3 Interface */

#define GPIO_H3600_L3_DATA              GPIO_GPIO (14)

#define GPIO_H3600_L3_MODE              GPIO_GPIO (15)

#define GPIO_H3600_L3_CLOCK             GPIO_GPIO (16)

#define GPIO_H3600_PCMCIA_CD0           GPIO_GPIO (17)

#define GPIO_H3600_SYS_CLK              GPIO_GPIO (19)

#define GPIO_H3600_PCMCIA_IRQ0          GPIO_GPIO (21)

#define GPIO_H3600_COM_DCD              GPIO_GPIO (23)

#define GPIO_H3600_OPT_IRQ              GPIO_GPIO (24)

#define GPIO_H3600_COM_CTS              GPIO_GPIO (25)

#define GPIO_H3600_COM_RTS              GPIO_GPIO (26)

#define IRQ_GPIO_H3600_NPOWER_BUTTON    IRQ_GPIO0

#define IRQ_GPIO_H3600_MICROCONTROLLER  IRQ_GPIO1

#define IRQ_GPIO_H3600_PCMCIA_CD1       IRQ_GPIO10

#define IRQ_GPIO_H3600_PCMCIA_IRQ1      IRQ_GPIO11

#define IRQ_GPIO_H3600_PCMCIA_CD0       IRQ_GPIO17

#define IRQ_GPIO_H3600_PCMCIA_IRQ0      IRQ_GPIO21

#define IRQ_GPIO_H3600_COM_DCD          IRQ_GPIO23

#define IRQ_GPIO_H3600_OPT_IRQ          IRQ_GPIO24

#define IRQ_GPIO_H3600_COM_CTS          IRQ_GPIO25

#ifndef __ASSEMBLY__

enum ipaq_model {

        IPAQ_H3100,

        IPAQ_H3600,

        IPAQ_H3800

};

enum ipaq_egpio_type {

        IPAQ_EGPIO_LCD_ON,        /* Power to the LCD panel */

        IPAQ_EGPIO_CODEC_NRESET,  /* Clear to reset the audio codec (remember to return high) */

        IPAQ_EGPIO_AUDIO_ON,      /* Audio power */

        IPAQ_EGPIO_QMUTE,         /* Audio muting */

        IPAQ_EGPIO_OPT_NVRAM_ON,  /* Non-volatile RAM on extension sleeves (SPI interface) */

        IPAQ_EGPIO_OPT_ON,        /* Power to extension sleeves */

        IPAQ_EGPIO_CARD_RESET,    /* Reset PCMCIA cards on extension sleeve (???) */

        IPAQ_EGPIO_OPT_RESET,     /* Reset option pack (???) */

        IPAQ_EGPIO_IR_ON,         /* IR sensor/emitter power */

        IPAQ_EGPIO_IR_FSEL,       /* IR speed selection 1->fast, 0->slow */

        IPAQ_EGPIO_RS232_ON,      /* Maxim RS232 chip power */

        IPAQ_EGPIO_VPP_ON,        /* Turn on power to flash programming */

};

struct ipaq_model_ops {

        enum ipaq_model model;

        const char     *generic_name;

        void          (*initialize)(void);

        void          (*control)(enum ipaq_egpio_type, int);

        unsigned long (*read)(void);

};

extern struct ipaq_model_ops ipaq_model_ops;

#ifdef CONFIG_SA1100_H3XXX

static __inline__ enum ipaq_model h3600_model( void ) {

        return ipaq_model_ops.model;

}

static __inline__ const char * h3600_generic_name( void ) {

        return ipaq_model_ops.generic_name;

}

static __inline__ void init_h3600_egpio( void ) {

        if (ipaq_model_ops.initialize)

                ipaq_model_ops.initialize();

}

static __inline__ void assign_h3600_egpio( enum ipaq_egpio_type x, int level ) {

        if (ipaq_model_ops.control)

                ipaq_model_ops.control(x,level);

}

static __inline__ void clr_h3600_egpio( enum ipaq_egpio_type x ) {

        if (ipaq_model_ops.control)

                ipaq_model_ops.control(x,0);

}

static __inline__ void set_h3600_egpio( enum ipaq_egpio_type x ) {

        if (ipaq_model_ops.control)

                ipaq_model_ops.control(x,1);

}

static __inline__ unsigned long read_h3600_egpio( void ) {

        if (ipaq_model_ops.read)

                return ipaq_model_ops.read();

        return 0;

}

#else

/*

 * This allows some drives to loose some ifdefs

 */

#define assign_h3600_egpio(x,y) do { } while (0)

#define clr_h3600_egpio(x)      do { } while (0)

#define set_h3600_egpio(x)      do { } while (0)

#define read_h3600_egpio()      (0)

#endif

#endif /* ASSEMBLY */

#endif /* _INCLUDE_H3600_H_ */