int mt8193_power_on(void)
{
MT8193_DRV_FUNC();
#if defined(CONFIG_HAS_EARLYSUSPEND)
if(mt8193_hdmiearlysuspend==0) return 0;
#endif
mt8193_hotinit = 0;
mt_set_gpio_mode(GPIO_HDMI_POWER_CONTROL, GPIO_MODE_00);
mt_set_gpio_dir(GPIO_HDMI_POWER_CONTROL, GPIO_DIR_OUT);
mt_set_gpio_out(GPIO_HDMI_POWER_CONTROL, GPIO_OUT_ONE);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_power_turnon, hdmi_power_turnon);
vWriteHdmiSYSMsk(HDMI_SYS_PWR_RST_B, hdmi_pwr_sys_sw_unreset, hdmi_pwr_sys_sw_unreset);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_iso_dis, hdmi_iso_en);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_clock_on, hdmi_clock_off);
vWriteHdmiSYSMsk(HDMI_SYS_CFG1C, ANLG_ON|HDMI_ON, ANLG_ON|HDMI_ON);
mt8193_i2c_write(0x1500, 0x20);
vHotPlugPinInit();
vInitHdcpKeyGetMethod(NON_HOST_ACCESS_FROM_EEPROM);
vWriteHdmiIntMask(0xFF);
return 0;
}
int mt8193_power_on(void)
{
struct device_node *dn;
int bus_switch_pin;
HDMI_DEF_LOG("[hdmi]mt8193_power_on_\n");
if (hdmi_powerenable == 1) {
HDMI_DEF_LOG("[hdmi]already power on, return\n");
return 0;
}
hdmi_powerenable = 1;
#if defined(CONFIG_HAS_EARLYSUSPEND)
if (mt8193_hdmiearlysuspend == 0)
return 0;
#endif
mt8193_hotinit = 0;
mt8193_hotplugstate = HDMI_STATE_HOT_PLUG_OUT;
is_hdmi_plug_out_flag = 0;
#ifdef GPIO_HDMI_POWER_CONTROL
mt_set_gpio_mode(GPIO_HDMI_POWER_CONTROL, GPIO_MODE_00);
mt_set_gpio_dir(GPIO_HDMI_POWER_CONTROL, GPIO_DIR_OUT);
mt_set_gpio_out(GPIO_HDMI_POWER_CONTROL, GPIO_OUT_ONE);
HDMI_DEF_LOG("[hdmi]hdmi_5v_on\n");
#endif
dn = of_find_compatible_node(NULL, NULL, "mediatek,mt8193-hdmi");
bus_switch_pin = of_get_named_gpio(dn, "hdmi_power_gpios", 0);
gpio_direction_output(bus_switch_pin, 1);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_power_turnon, hdmi_power_turnon);
vWriteHdmiSYSMsk(HDMI_SYS_PWR_RST_B, hdmi_pwr_sys_sw_unreset, hdmi_pwr_sys_sw_unreset);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_iso_dis, hdmi_iso_en);
vWriteHdmiSYSMsk(HDMI_PWR_CTRL, hdmi_clock_on, hdmi_clock_off);
vWriteHdmiSYSMsk(HDMI_SYS_CFG1C, ANLG_ON | HDMI_ON, ANLG_ON | HDMI_ON);
mt8193_i2c_write(0x1500, 0x20);
vHotPlugPinInit();
vInitHdcpKeyGetMethod(NON_HOST_ACCESS_FROM_EEPROM);
vWriteHdmiIntMask(0xFF);
mod_timer(&r_hdmi_timer, jiffies + gHDMI_CHK_INTERVAL / (1000 / HZ));
mod_timer(&r_cec_timer, jiffies + gCEC_CHK_INTERVAL / (1000 / HZ));
return 0;
}
