diff options
Diffstat (limited to 'drivers/input/serio/i8042-snirm.h')
-rw-r--r-- | drivers/input/serio/i8042-snirm.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/drivers/input/serio/i8042-snirm.h b/drivers/input/serio/i8042-snirm.h new file mode 100644 index 000000000000..409a9341143d --- /dev/null +++ b/drivers/input/serio/i8042-snirm.h | |||
@@ -0,0 +1,75 @@ | |||
1 | #ifndef _I8042_SNIRM_H | ||
2 | #define _I8042_SNIRM_H | ||
3 | |||
4 | #include <asm/sni.h> | ||
5 | |||
6 | /* | ||
7 | * This program is free software; you can redistribute it and/or modify it | ||
8 | * under the terms of the GNU General Public License version 2 as published by | ||
9 | * the Free Software Foundation. | ||
10 | */ | ||
11 | |||
12 | /* | ||
13 | * Names. | ||
14 | */ | ||
15 | |||
16 | #define I8042_KBD_PHYS_DESC "onboard/serio0" | ||
17 | #define I8042_AUX_PHYS_DESC "onboard/serio1" | ||
18 | #define I8042_MUX_PHYS_DESC "onboard/serio%d" | ||
19 | |||
20 | /* | ||
21 | * IRQs. | ||
22 | */ | ||
23 | static int i8042_kbd_irq; | ||
24 | static int i8042_aux_irq; | ||
25 | #define I8042_KBD_IRQ i8042_kbd_irq | ||
26 | #define I8042_AUX_IRQ i8042_aux_irq | ||
27 | |||
28 | static void __iomem *kbd_iobase; | ||
29 | |||
30 | #define I8042_COMMAND_REG (kbd_iobase + 0x64UL) | ||
31 | #define I8042_DATA_REG (kbd_iobase + 0x60UL) | ||
32 | |||
33 | static inline int i8042_read_data(void) | ||
34 | { | ||
35 | return readb(kbd_iobase + 0x60UL); | ||
36 | } | ||
37 | |||
38 | static inline int i8042_read_status(void) | ||
39 | { | ||
40 | return readb(kbd_iobase + 0x64UL); | ||
41 | } | ||
42 | |||
43 | static inline void i8042_write_data(int val) | ||
44 | { | ||
45 | writeb(val, kbd_iobase + 0x60UL); | ||
46 | } | ||
47 | |||
48 | static inline void i8042_write_command(int val) | ||
49 | { | ||
50 | writeb(val, kbd_iobase + 0x64UL); | ||
51 | } | ||
52 | static inline int i8042_platform_init(void) | ||
53 | { | ||
54 | /* RM200 is strange ... */ | ||
55 | if (sni_brd_type == SNI_BRD_RM200) { | ||
56 | kbd_iobase = ioremap(0x16000000, 4); | ||
57 | i8042_kbd_irq = 33; | ||
58 | i8042_aux_irq = 44; | ||
59 | } else { | ||
60 | kbd_iobase = ioremap(0x14000000, 4); | ||
61 | i8042_kbd_irq = 1; | ||
62 | i8042_aux_irq = 12; | ||
63 | } | ||
64 | if (!kbd_iobase) | ||
65 | return -ENOMEM; | ||
66 | |||
67 | return 0; | ||
68 | } | ||
69 | |||
70 | static inline void i8042_platform_exit(void) | ||
71 | { | ||
72 | |||
73 | } | ||
74 | |||
75 | #endif /* _I8042_SNIRM_H */ | ||