kal_bool ctp_cypress_cy8ctma340_init(void)
{
if(gpio_ctp_power_enable_pin != 0xFF)
ctp_gpio_power_handle = DclGPIO_Open(DCL_GPIO, gpio_ctp_power_enable_pin);
if(gpio_ctp_eint_pin != 0xFF)
ctp_gpio_eint_handle = DclGPIO_Open(DCL_GPIO, gpio_ctp_eint_pin);
if(gpio_ctp_reset_pin != 0xFF)
ctp_gpio_reset_handle = DclGPIO_Open(DCL_GPIO, gpio_ctp_reset_pin);
if(gpio_ctp_i2c_sda_pin != 0xFF) //SW I2C
ctp_i2c_configure(CTP_SLAVE_ADDR, CTP_DELAY_TIME);
else //HW I2C
ctp_i2c_configure(CTP_SLAVE_ADDR, CTP_HW_I2C_SPEED);
ctp_cypress_cy8ctma340_power(KAL_TRUE);
ctp_cypress_cy8ctma340_enter_system_mode();
ctp_cypress_cy8ctma340_set_active_timeout(0xFF, 20); //20ms refresh period
ctp_cypress_cy8ctma340_exit_system_mode();
CTP_I2C_write_byte(HST_MODE_ADDR, HST_MODE_NORMAL); //normal operation mode
EINT_Set_Sensitivity(custom_eint_get_channel(touch_panel_eint_chann), EDGE_SENSITIVE);
return KAL_TRUE;
}
void ctp_cypress_cy8ctma340_exit_system_mode()
{
if((gpio_ctp_reset_pin != 0xFF) && (gpio_ctp_eint_pin != 0xFF))
{
CTP_I2C_write_byte(HST_MODE_ADDR, HST_MODE_NORMAL); //normal operation mode
ctp_i2c_udelay(200000);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_WRITE_HIGH, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_MODE_1, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_DIR_IN, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_ENABLE_PULL, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_PULL_HIGH, NULL);
if(gpio_ctp_i2c_sda_pin != 0xFF) //SW I2C
ctp_i2c_configure(CTP_SLAVE_ADDR, CTP_DELAY_TIME);
else //HW I2C
ctp_i2c_configure(CTP_SLAVE_ADDR, CTP_HW_I2C_SPEED);
}
}
void ctp_cypress_cy8ctma340_enter_system_mode()
{
if((gpio_ctp_reset_pin != 0xFF) && (gpio_ctp_eint_pin != 0xFF))
{
ctp_i2c_configure(CTP_SLAVE_ADDR, 50);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_MODE_0, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_WRITE_LOW, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_DIR_OUT, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_ENABLE_PULL, NULL);
DclGPIO_Control(ctp_gpio_eint_handle, GPIO_CMD_SET_PULL_HIGH, NULL);
ctp_i2c_udelay(100000);
CTP_I2C_write_byte(HST_MODE_ADDR, HST_MODE_RESET); //system information mode
ctp_i2c_udelay(200000);
CTP_I2C_write_byte(HST_MODE_ADDR, HST_MODE_SYSTEM_INFORMATION); //system information mode
ctp_i2c_udelay(200000);
}
}
static VM_DRV_TP_BOOL ctp_goodix_gt9xx_init(void) {
VM_DCL_HANDLE sda_handle, scl_handle;
VM_DCL_HANDLE eint_handle, reset_handle;
VM_DRV_TP_BOOL ack;
ctp_info_t ctp_info;
VMUINT16 reg_value;
VMUINT8 i = 0;
//turn on VSIM1
*VSIM1_CON2 = *VSIM1_CON2 | 0x0002;
*VSIM1_CON0 = *VSIM1_CON0 | 0x0001;
// init i2c
if (gpio_ctp_i2c_sda_pin != 0xFF) {
sda_handle = vm_dcl_open(VM_DCL_GPIO, gpio_ctp_i2c_sda_pin);
scl_handle = vm_dcl_open(VM_DCL_GPIO, gpio_ctp_i2c_scl_pin);
vm_dcl_control(sda_handle, VM_DCL_GPIO_COMMAND_SET_MODE_0, NULL);
vm_dcl_control(scl_handle, VM_DCL_GPIO_COMMAND_SET_MODE_0, NULL);
CTP_DELAY_TIME = 3;
}
ctp_i2c_configure(CTP_SLAVE_ADDR, CTP_DELAY_TIME);
eint_handle = vm_dcl_open(VM_DCL_GPIO, gpio_ctp_eint_pin);
reset_handle = vm_dcl_open(VM_DCL_GPIO, gpio_ctp_reset_pin);
////////////////////////////reset//////////////////////////////////
vm_dcl_control(eint_handle, VM_DCL_GPIO_COMMAND_SET_DIRECTION_OUT, NULL);
vm_dcl_control(eint_handle, VM_DCL_GPIO_COMMAND_WRITE_LOW, NULL);
vm_dcl_control(reset_handle, VM_DCL_GPIO_COMMAND_SET_MODE_0, NULL);
vm_dcl_control(reset_handle, VM_DCL_GPIO_COMMAND_SET_DIRECTION_OUT, NULL);
vm_dcl_control(reset_handle, VM_DCL_GPIO_COMMAND_WRITE_LOW, NULL);
delay_ms(5);
vm_dcl_control(reset_handle, VM_DCL_GPIO_COMMAND_WRITE_HIGH, NULL);
delay_ms(10);
//////////////////////////////////////////////////////////////////
vm_dcl_close(eint_handle);
vm_dcl_close(reset_handle);
//vm_dcl_control(eint_handle, VM_DCL_GPIO_COMMAND_SET_DIRECTION_IN, NULL);
//vm_dcl_control(eint_handle, gpio_ctp_eint_pin_M_EINT, NULL);
//EINT_Set_Sensitivity(custom_eint_get_channel(touch_panel_eint_chann), EDGE_SENSITIVE);
ctp_init_EINT();
ack = ctp_goodix_gt9xx_set_configuration();
if (ack == VM_DRV_TP_FALSE) {
vm_log_info("ctp_goodix_gt9xx_set_configuration fail!!!");
return VM_DRV_TP_FALSE;
}
vm_log_info("ctp_goodix_gt9xx_set_configuration OK!!!");
ack = ctp_goodix_gt9xx_get_information(&ctp_info);
if (ack == VM_DRV_TP_FALSE) {
vm_log_info("read information fail");
return VM_DRV_TP_FALSE;
}
return VM_DRV_TP_TRUE;
}
