diff options
Diffstat (limited to 'firmware/target/arm/imx233/creative-zenmozaic/power-zenmozaic.c')
-rw-r--r-- | firmware/target/arm/imx233/creative-zenmozaic/power-zenmozaic.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/firmware/target/arm/imx233/creative-zenmozaic/power-zenmozaic.c b/firmware/target/arm/imx233/creative-zenmozaic/power-zenmozaic.c new file mode 100644 index 0000000000..1bed2ffcca --- /dev/null +++ b/firmware/target/arm/imx233/creative-zenmozaic/power-zenmozaic.c | |||
@@ -0,0 +1,57 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2013 by Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | |||
22 | #include "system.h" | ||
23 | #include "power.h" | ||
24 | #include "tuner.h" | ||
25 | #include "fmradio_i2c.h" | ||
26 | #include "pinctrl-imx233.h" | ||
27 | #include "power-imx233.h" | ||
28 | |||
29 | static bool tuner_enable = false; | ||
30 | static bool initialised = false; | ||
31 | |||
32 | static void init(void) | ||
33 | { | ||
34 | /* CE is B2P15 (active high) */ | ||
35 | imx233_pinctrl_acquire(2, 15, "tuner power"); | ||
36 | imx233_pinctrl_set_function(2, 15, PINCTRL_FUNCTION_GPIO); | ||
37 | imx233_pinctrl_enable_gpio(2, 15, true); | ||
38 | initialised = true; | ||
39 | } | ||
40 | |||
41 | bool tuner_power(bool enable) | ||
42 | { | ||
43 | if(!initialised) | ||
44 | init(); | ||
45 | if(tuner_enable != enable) | ||
46 | { | ||
47 | imx233_pinctrl_set_gpio(2, 15, enable); | ||
48 | sleep(HZ / 5); | ||
49 | tuner_enable = enable; | ||
50 | } | ||
51 | return tuner_enable; | ||
52 | } | ||
53 | |||
54 | bool tuner_powered(void) | ||
55 | { | ||
56 | return tuner_enable; | ||
57 | } \ No newline at end of file | ||