5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
66 lines
1.1 KiB
C
66 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
#ifndef _I8042_JAZZ_H
|
|
#define _I8042_JAZZ_H
|
|
|
|
#include <asm/jazz.h>
|
|
|
|
|
|
/*
|
|
* Names.
|
|
*/
|
|
|
|
#define I8042_KBD_PHYS_DESC "R4030/serio0"
|
|
#define I8042_AUX_PHYS_DESC "R4030/serio1"
|
|
#define I8042_MUX_PHYS_DESC "R4030/serio%d"
|
|
|
|
/*
|
|
* IRQs.
|
|
*/
|
|
|
|
#define I8042_KBD_IRQ JAZZ_KEYBOARD_IRQ
|
|
#define I8042_AUX_IRQ JAZZ_MOUSE_IRQ
|
|
|
|
#define I8042_COMMAND_REG ((unsigned long)&jazz_kh->command)
|
|
#define I8042_STATUS_REG ((unsigned long)&jazz_kh->command)
|
|
#define I8042_DATA_REG ((unsigned long)&jazz_kh->data)
|
|
|
|
static inline int i8042_read_data(void)
|
|
{
|
|
return jazz_kh->data;
|
|
}
|
|
|
|
static inline int i8042_read_status(void)
|
|
{
|
|
return jazz_kh->command;
|
|
}
|
|
|
|
static inline void i8042_write_data(int val)
|
|
{
|
|
jazz_kh->data = val;
|
|
}
|
|
|
|
static inline void i8042_write_command(int val)
|
|
{
|
|
jazz_kh->command = val;
|
|
}
|
|
|
|
static inline int i8042_platform_init(void)
|
|
{
|
|
#if 0
|
|
/* XXX JAZZ_KEYBOARD_ADDRESS is a virtual address */
|
|
if (!request_mem_region(JAZZ_KEYBOARD_ADDRESS, 2, "i8042"))
|
|
return -EBUSY;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline void i8042_platform_exit(void)
|
|
{
|
|
#if 0
|
|
release_mem_region(JAZZ_KEYBOARD_ADDRESS, 2);
|
|
#endif
|
|
}
|
|
|
|
#endif /* _I8042_JAZZ_H */
|