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Sansa View: implement proper backlight and buttonlight switching.

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Change-Id: Iab05c1fa5356efa28a4ee774bfd994b22c5661da
This commit is contained in:
Szymon Dziok 2014-03-27 23:23:38 +00:00
parent 62ac0c78c3
commit 7b015f8681
1 changed files with 17 additions and 4 deletions
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21
firmware/target/arm/sandisk/sansa-view/backlight-view.c
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@ -8,6 +8,7 @@
* $Id$
*
* Copyright (C) 2009 by Robert Keevil
* Copyright (C) 2014 by Szymon Dziok
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -31,20 +32,32 @@ void _backlight_set_brightness(int brightness)
void _backlight_off(void)
{
GPIO_SET_BITWISE(GPIOD_ENABLE, 1<<8);
GPIO_CLEAR_BITWISE(GPIOD_OUTPUT_VAL, 0x01);
}
void _backlight_on(void)
{
GPIO_SET_BITWISE(GPIOD_ENABLE, 1);
GPIO_SET_BITWISE(GPIOD_OUTPUT_VAL, 0x01);
}
void _buttonlight_on(void)
{
GPIO_CLEAR_BITWISE(GPIOA_ENABLE, 0x2);
/* GPIO_SET_BITWISE(GPIOA_OUTPUT_VAL, 0x02); */ /* vertical buttonlight */
GPIO_SET_BITWISE(GPIOA_OUTPUT_VAL, 0x01); /* horizontal buttonlight */
GPIO_CLEAR_BITWISE(GPIOR_OUTPUT_VAL, 0x80); /* scrollwheel bottom led */
GPIO_CLEAR_BITWISE(GPIOR_OUTPUT_VAL, 0x40); /* scrollwheel right led */
GPIO_CLEAR_BITWISE(GPIOR_OUTPUT_VAL, 0x20); /* scrollwheel top led */
GPIO_CLEAR_BITWISE(GPIOR_OUTPUT_VAL, 0x10); /* scrollwheel left led */
}
void _buttonlight_off(void)
{
GPIO_SET_BITWISE(GPIOA_ENABLE, 0x2);
/* GPIO_CLEAR_BITWISE(GPIOA_OUTPUT_VAL, 0x02); */ /* vertical buttonlight */
GPIO_CLEAR_BITWISE(GPIOA_OUTPUT_VAL, 0x01); /* horizontal buttonlight */
GPIO_SET_BITWISE(GPIOR_OUTPUT_VAL, 0x80); /* scrollwheel bottom led */
GPIO_SET_BITWISE(GPIOR_OUTPUT_VAL, 0x40); /* scrollwheel right led */
GPIO_SET_BITWISE(GPIOR_OUTPUT_VAL, 0x20); /* scrollwheel top led */
GPIO_SET_BITWISE(GPIOR_OUTPUT_VAL, 0x10); /* scrollwheel left led */
}