shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-04-20 04:21:14 +09:00
Code Issues Packages Projects Releases Wiki Activity

A22:modify lcd suspend function

Browse Source
This commit is contained in:
root
2011-07-01 03:43:39 -07:00
parent 8cd976ad06
commit acfcd97dec
1 changed files with 14 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/video/display/screen/lcd_nt35510.c
View File

@@ -1576,23 +1576,29 @@ extern void rk29_lcd_spim_spin_lock(void);
extern void rk29_lcd_spim_spin_unlock(void);
int standby(u8 enable) //***enable =1 means suspend, 0 means resume
{
rk29_lcd_spim_spin_lock();
//rk29_lcd_spim_spin_lock();
if(gLcd_info)
gLcd_info->io_init();
if(enable) {
WriteCommand(0X2800);
//set_backlight(0);
mdelay(100);
WriteCommand(0X1000);
WriteCommand(0X1100);
mdelay(5);
WriteCommand(0X4f00);
WriteParameter(0x01);
} else {
WriteCommand(0X1100);
mdelay(120);
WriteCommand(0X2900);
mdelay(100);
gpio_request(RK29_PIN6_PC6, NULL);
gpio_direction_output(RK29_PIN6_PC6, 1);
gpio_direction_output(RK29_PIN6_PC6, 0);
mdelay(5);
gpio_set_value(RK29_PIN6_PC6, 1);
mdelay(50);
gpio_free(RK29_PIN6_PC6);
init_nt35510();
//set_backlight(255);
//resume_nt35510();//may be fail to wake up LCD some time,so change to init lcd again
printk("%s\n",__FUNCTION__);
printk("%s\n",__FUNCTION__);printk("%s\n",__FUNCTION__);
}
if(gLcd_info)