arch/arm/mach-mt8127/ttab/keypad/mtk_kpd_bkl.c

   1 /*
   2  * Copyright (C) 2010 MediaTek, Inc.
   3  *
   4  * Author: Terry Chang <terry.chang@mediatek.com>
   5  *
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  */
  16
  17 #include <mach/mt_typedefs.h>
  18 #include <mtk_kpd.h>            /* custom file */
  19
  20 #if KPD_DRV_CTRL_BACKLIGHT
  21 void kpd_enable_backlight(void)
  22 {
  23         /*mt6326_kpled_dim_duty_Full();
  24         mt6326_kpled_Enable();*/
  25 }
  26
  27 void kpd_disable_backlight(void)
  28 {
  29         /*mt6326_kpled_dim_duty_0();
  30         mt6326_kpled_Disable();*/
  31 }
  32 #endif
  33
  34 /* for META tool */
  35 void kpd_set_backlight(bool onoff, void *val1, void *val2)
  36 {
  37         /*u8 div = *(u8 *)val1;
  38         u8 duty = *(u8 *)val2;
  39
  40         if (div > 15)
  41                 div = 15;
  42         pmic_kp_dim_div(div);
  43
  44         if (duty > 31)
  45                 duty = 31;
  46         pmic_kp_dim_duty(duty);
  47
  48         if (onoff)
  49                 mt6326_kpled_Enable();
  50         else
  51                 mt6326_kpled_Disable();*/
  52 }