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6fff52b93a
This patch support exynos pwm backlight driver. It can control backlight power and brightness by using pwm. Signed-off-by: Donghwa Lee <dh09.lee@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
/*
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* Copyright (C) 2012 Samsung Electronics
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*
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* Author: Donghwa Lee <dh09.lee@samsung.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _PWM_BACKLIGHT_H_
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#define _PWM_BACKLIGHT_H_
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struct pwm_backlight_data {
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int pwm_id;
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int period;
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int max_brightness;
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int brightness;
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};
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extern int exynos_pwm_backlight_init(struct pwm_backlight_data *pd);
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#endif /* _PWM_BACKLIGHT_H_ */
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