C++ (Cpp) mcsdl_vdd_onの例

コード例 #1

static void mcsdl_reboot_mcs(void)
{
	//--------------------------------------------
	// Tkey module reset
	//--------------------------------------------
	gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SCL, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
	gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SDA, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
	MCSDL_RESETB_SET_LOW();
	MCSDL_RESETB_SET_OUTPUT();

	mcsdl_vdd_off();
	gpio_set_value(GPIO_I2C0_SCL, 0);  // TOUCH SCL DIS
	gpio_set_value(GPIO_I2C0_SDA, 0);  // TOUCH SDA DIS
	msleep(300);

	gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SCL, 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
	gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SDA, 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
	MCSDL_RESETB_SET_INPUT();
	MCSDL_RESETB_SET_HIGH();
	gpio_set_value(GPIO_I2C0_SCL, 1);  // TOUCH SCL EN
	gpio_set_value(GPIO_I2C0_SDA, 1);  // TOUCH SDA EN   

	mcsdl_vdd_on();
 
	msleep(300);	
/*
	MCSDL_VDD_SET_LOW();

	//MCSDL_CE_SET_LOW();
	//MCSDL_CE_SET_OUTPUT();

	MCSDL_GPIO_SDA_SET_HIGH();
	MCSDL_GPIO_SDA_SET_OUTPUT();

	MCSDL_GPIO_SCL_SET_HIGH();
	MCSDL_GPIO_SCL_SET_OUTPUT();

	//MCSDL_SET_HW_I2C();

	MCSDL_RESETB_SET_LOW();
	MCSDL_RESETB_SET_OUTPUT();

	mcsdl_delay(MCSDL_DELAY_25MS);						// Delay for Stable VDD

	MCSDL_RESETB_SET_INPUT();
	MCSDL_VDD_SET_HIGH();

	MCSDL_RESETB_SET_HIGH();
	//MCSDL_CE_SET_HIGH();

	mcsdl_delay(MCSDL_DELAY_30MS); 						// Delay '25 msec'
*/
}

コード例 #2

static void mcsdl_reboot_mcs(void)
{
	//--------------------------------------------
	// Tkey module reset
	//--------------------------------------------
#if 0
//--------------------------------------------
// Tkey module reset
//--------------------------------------------
//gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SCL, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
//gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SDA, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
MCSDL_RESETB_SET_LOW();
MCSDL_RESETB_SET_OUTPUT(0);

mcsdl_vdd_off();
gpio_set_value(GPIO_TSP_SCL, 0);  // TOUCH SCL DIS
gpio_set_value(GPIO_TSP_SDA, 0);  // TOUCH SDA DIS
msleep(300);

//gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SCL, 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
//gpio_tlmm_config(GPIO_CFG(GPIO_I2C0_SDA, 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, GPIO_CFG_16MA),GPIO_CFG_ENABLE);
MCSDL_RESETB_SET_INPUT();
MCSDL_RESETB_SET_HIGH();
gpio_set_value(GPIO_TSP_SCL, 1);  // TOUCH SCL EN
gpio_set_value(GPIO_TSP_SDA, 1);  // TOUCH SDA EN   

mcsdl_vdd_on();

msleep(300);    

//#else
	MCSDL_VDD_SET_LOW();
   msleep(100);

	//MCSDL_CE_SET_LOW();
	//MCSDL_CE_SET_OUTPUT();

	MCSDL_GPIO_SDA_SET_HIGH();
	MCSDL_GPIO_SDA_SET_OUTPUT(1);

	MCSDL_GPIO_SCL_SET_HIGH();
	MCSDL_GPIO_SCL_SET_OUTPUT(1);

	//MCSDL_SET_HW_I2C();

	MCSDL_RESETB_SET_LOW();
	MCSDL_RESETB_SET_OUTPUT(0); //1->0

	mcsdl_delay(MCSDL_DELAY_25MS);						// Delay for Stable VDD

	MCSDL_RESETB_SET_INPUT();
	MCSDL_VDD_SET_HIGH();
   msleep(25);
	MCSDL_RESETB_SET_HIGH();
	//MCSDL_CE_SET_HIGH();
printk("TSP firmware download complete and chip RESET! /n");
	mcsdl_delay(MCSDL_DELAY_60MS); 						// Delay '25 msec'
	mcsdl_delay(MCSDL_DELAY_40MS); 						// Delay '25 msec'
#endif
	MCSDL_VDD_SET_LOW();

	MCSDL_CE_SET_LOW();
	MCSDL_CE_SET_OUTPUT();

	MCSDL_GPIO_SDA_SET_HIGH();
	MCSDL_GPIO_SDA_SET_OUTPUT(1);

	MCSDL_GPIO_SCL_SET_HIGH();
	MCSDL_GPIO_SCL_SET_OUTPUT(1);

	MCSDL_SET_HW_I2C();

	MCSDL_RESETB_SET_LOW();
	MCSDL_RESETB_SET_OUTPUT(0);

	mcsdl_delay(MCSDL_DELAY_25MS);						// Delay for Stable VDD

	MCSDL_RESETB_SET_INPUT();
	MCSDL_VDD_SET_HIGH();
	MCSDL_CE_SET_HIGH();

	mcsdl_delay(MCSDL_DELAY_30MS); 						// Delay '25 msec'
}

コード例 #3

ファイル: melfas_mcs6024.c プロジェクト: RepoBackups/cleandart-aosp

int firm_update( void )
{
	int ret = 0;
	int cnt = 0;
	struct vreg *vreg_touch;

	printk(KERN_INFO "[TSP] %s, %d\n", __func__, __LINE__);

	printk("[TSP] disable_irq : %d\n", __LINE__ );

	firmware_ret_val = -1;

	vreg_touch = vreg_get(NULL, "ldo6");

	if (ts_global->use_irq)
	{
		printk("[TSP] disable_irq : %d\n", __LINE__ );
		disable_irq(ts_global->client->irq);
	}

	ret = vreg_disable(vreg_touch);
	if (ret) {
		printk(KERN_ERR "%s: vreg enable failed (%d)\n",
				__func__, ret);
		ret=-EIO;
	}

	printk("[F/W D/L] Entry gpio_tlmm_config\n");

	gpio_configure( TSP_SCL, GPIOF_DRIVE_OUTPUT );
	gpio_configure( TSP_SDA, GPIOF_DRIVE_OUTPUT );
	gpio_configure( TSP_INT, GPIOF_INPUT );

	gpio_set_value( TSP_SCL , 0 ); 
	gpio_set_value( TSP_SDA , 0 ); 
	gpio_set_value( TSP_INT , 0 ); 

	gpio_set_value( VTOUCH_EN , 0 );	//I2C Pullup

	for (cnt=0; cnt <5 ; cnt++){
		mdelay(200);	
		printk("[F/W D/L] Entry mcsdl_download_binary_data, try=%d\n", cnt );

		ret = mcsdl_download_binary_data( HW_ver );
		mdelay(200);	

		if(ret > 0)
		{
			ret = read_ver();
			if ( ret> 0) {
				firmware_ret_val = 1;
				printk("[TSP] Firmware update success! HW rev 0x%02x., SW rev 0x%02x.]\n", HW_ver, SW_ver);
				break;	
			}
		} else {
			printk("[TSP] Firmware update failed.. RESET!, try=%d\n", cnt);
			mcsdl_vdd_off();
			mdelay(500);
			mcsdl_vdd_on();
			mdelay(200);

			if ( cnt >= 4 ) {
				printk("[TSP] Firmware update failed.. RESET!, try=%d\n", cnt);
				printk("[TSP] check i2c lines.\n");
				firmware_ret_val = 0;
				break;	
			}
		}
	}

	gpio_set_value( TSP_SCL , 1 ); 
	gpio_set_value( TSP_SDA , 1 ); 
	gpio_set_value( TSP_INT , 1 ); 
	gpio_set_value( VTOUCH_EN , 1 );	//I2C Pullup
	
	msleep(10);

	if (ts_global->use_irq)
	{
		enable_irq(ts_global->client->irq);
	}

	return 0;
}