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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/input/serio/i8042-jazzio.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/input/serio/i8042-jazzio.h')
-rw-r--r-- | drivers/input/serio/i8042-jazzio.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/input/serio/i8042-jazzio.h b/drivers/input/serio/i8042-jazzio.h new file mode 100644 index 000000000..4c2a96f91 --- /dev/null +++ b/drivers/input/serio/i8042-jazzio.h @@ -0,0 +1,65 @@ +/* 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 */ |