diff options
author | Dominik Wenger <domonoky@googlemail.com> | 2008-10-25 15:57:18 +0000 |
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committer | Dominik Wenger <domonoky@googlemail.com> | 2008-10-25 15:57:18 +0000 |
commit | 3ae419d9557e7db0312407bcda29237d31e6b4be (patch) | |
tree | e21f4474d7e2b66ceab3357ab209955e0f7ed084 /firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c | |
parent | b208000c3649526d0eeb73a328e4052759bc773c (diff) | |
download | rockbox-3ae419d9557e7db0312407bcda29237d31e6b4be.tar.gz rockbox-3ae419d9557e7db0312407bcda29237d31e6b4be.zip |
fill in button and backlight functions for m200 "v2"
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18874 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c')
-rw-r--r-- | firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c | 60 |
1 files changed, 55 insertions, 5 deletions
diff --git a/firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c b/firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c index cd31d06720..c5d6c4941d 100644 --- a/firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c +++ b/firmware/target/arm/as3525/sansa-m200v2/button-m200v2.c | |||
@@ -26,18 +26,68 @@ | |||
26 | 26 | ||
27 | void button_init_device(void) | 27 | void button_init_device(void) |
28 | { | 28 | { |
29 | 29 | GPIOA_DIR &= ~((1<<3) | (1<<2) | (1<<1) | (1<<0)); /* A3-A0 is input */ | |
30 | GPIOA_DIR |= ((1<<6) | (1<<5) | (1<<4)); /* A4-A6 row outputs */ | ||
30 | } | 31 | } |
31 | 32 | ||
32 | int button_read_device(void) | 33 | int button_read_device(void) |
33 | { | 34 | { |
34 | int btn = BUTTON_NONE; | 35 | int result = BUTTON_NONE; |
36 | |||
37 | /* direct GPIO connections */ | ||
38 | if (GPIOA_PIN(3)) | ||
39 | result |= BUTTON_MENU; | ||
40 | |||
41 | /* This is a keypad using A4-A6 as columns and A0-A2 as rows */ | ||
42 | GPIOA_PIN(4) = (1<<4); | ||
43 | |||
44 | /* A4A0 is unused */ | ||
45 | |||
46 | if (GPIOA_PIN(1)) | ||
47 | result |= BUTTON_VOLDOWN; | ||
48 | |||
49 | if (GPIOA_PIN(2)) | ||
50 | result |= BUTTON_PLAYPAUSE; | ||
51 | |||
52 | GPIOA_PIN(4) = 0x00; | ||
53 | |||
54 | GPIOA_PIN(5) = (1<<5); | ||
55 | |||
56 | if (GPIOA_PIN(0)) | ||
57 | result |= BUTTON_LEFT; | ||
58 | |||
59 | if (GPIOA_PIN(1)) | ||
60 | result |= BUTTON_SELECT; | ||
61 | |||
62 | if (GPIOA_PIN(2)) | ||
63 | result |= BUTTON_RIGHT; | ||
64 | |||
65 | GPIOA_PIN(5) = 0x00; | ||
66 | |||
67 | |||
68 | GPIOA_PIN(6) = (1<<6); | ||
69 | |||
70 | if (GPIOA_PIN(0)) | ||
71 | result |= BUTTON_REPEATAB; | ||
72 | |||
73 | if (GPIOA_PIN(1)) | ||
74 | result |= BUTTON_VOLUP; | ||
75 | |||
76 | if (GPIOA_PIN(2)) | ||
77 | result |= BUTTON_HOLD; | ||
78 | GPIOA_PIN(6) = 0x00; | ||
35 | 79 | ||
36 | return btn; | 80 | return result; |
37 | } | 81 | } |
38 | 82 | ||
39 | bool button_hold(void) | 83 | bool button_hold(void) |
40 | { | 84 | { |
41 | /* TODO */ | 85 | bool ret = false; |
42 | return false; | 86 | |
87 | GPIOA_PIN(6) = (1<<6); | ||
88 | if (GPIOA_PIN(2)) | ||
89 | ret = true; | ||
90 | GPIOA_PIN(6) = 0x00; | ||
91 | |||
92 | return ret; | ||
43 | } | 93 | } |