static void aat2862_touch_ldo_enable(struct i2c_client *client, int on)
{
#if 0
aat2862_set_ldo(1, ENLDO_D, VLDO_3_0V);
msleep(1);
aat2862_set_ldo(1, ENLDO_C, VLDO_1_8V);
#endif
if(on)
{
aat2862_write_reg(client, 0x02, 0x0B);
msleep(10);
aat2862_write_reg(client, 0x02, 0x0F);
msleep(10);
touch_i2c2_enable(on);
}
else
{
touch_i2c2_enable(on);
msleep(10);
aat2862_write_reg(client, 0x02, 0x0B);
msleep(10);
aat2862_write_reg(client, 0x02, 0x03);
}
// printk(KERN_WARNING"[!] %s()\n", __func__);
}
static int mipi_panel_power(int on)
{
int flag_on = !!on;
static int mipi_power_save_on;
int rc;
if (mipi_power_save_on == flag_on)
return 0;
mipi_power_save_on = flag_on;
if (reg_8901_l3 == NULL) {
reg_8901_l3 = regulator_get(NULL, "8901_l3");
if (IS_ERR(reg_8901_l3)) {
reg_8901_l3 = NULL;
}
}
if(on){
aat2862_set_ldo(1,0,0x4);
aat2862_set_ldo(1,1,0xC);
rc = regulator_set_voltage(reg_8901_l3, 3000000, 3000000);
if (!rc)
rc = regulator_enable(reg_8901_l3);
if (rc) {
pr_err("'%s' regulator enable failed, rc=%d\n",
"8901_l3", rc);
return rc;
}
gpio_tlmm_config(GPIO_CFG(LCD_RESET_N, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),GPIO_CFG_ENABLE);
gpio_set_value(LCD_RESET_N,1);
mdelay(50);
gpio_set_value(LCD_RESET_N,0);
mdelay(20);
gpio_set_value(LCD_RESET_N,1);
mdelay(50);
}
else{
aat2862_set_ldo(0,0,0x0);
aat2862_set_ldo(0,1,0x0);
rc = regulator_disable(reg_8901_l3);
if (rc)
pr_warning("'%s' regulator disable failed, rc=%d\n",
"8901_l3", rc);
pr_info("%s(off): success\n", __func__);
}
return 0;
}
static int mipi_panel_power(int on)
{
int flag_on = !!on;
static int mipi_power_save_on;
int rc;
if (mipi_power_save_on == flag_on)
return 0;
mipi_power_save_on = flag_on;
if (reg_8901_l3 == NULL) {
reg_8901_l3 = regulator_get(NULL, "8901_l3");
if (IS_ERR(reg_8901_l3)) {
reg_8901_l3 = NULL;
}
}
if(on){
aat2862_set_ldo(1,0,0x4);
aat2862_set_ldo(1,1,0xC);
rc = regulator_set_voltage(reg_8901_l3, 3000000, 3000000);
if (!rc)
rc = regulator_enable(reg_8901_l3);
if (rc) {
pr_err("'%s' regulator enable failed, rc=%d\n",
"8901_l3", rc);
return rc;
}
}
else{
aat2862_set_ldo(0,0,0x0);
aat2862_set_ldo(0,1,0x0);
rc = regulator_disable(reg_8901_l3);
if (rc)
pr_warning("'%s' regulator disable failed, rc=%d\n",
"8901_l3", rc);
pr_info("%s(off): success\n", __func__);
}
return 0;
}
