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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 */ |
76 |
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od-2011-09-04
od-2011-09-18
v2.6.34-rc5
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