void configure_i2c_pins(uint32_t instance)
{
switch(instance) {
case I2C0_IDX: /* I2C0 */
/* PORTB_PCR2 */
PORT_HAL_SetMuxMode(PORTB,2u,kPortMuxAlt2);
PORT_HAL_SetPassiveFilterCmd(PORTB,2u,false);
PORT_HAL_SetPullMode(PORTB,2u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTB,2u,true);
/* PORTB_PCR1 */
PORT_HAL_SetMuxMode(PORTB,1u,kPortMuxAlt2);
PORT_HAL_SetPassiveFilterCmd(PORTB,1u,false);
PORT_HAL_SetPullMode(PORTB,1u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTB,1u,true);
break;
case I2C1_IDX: /* I2C1 */
/* PORTC_PCR1 */
PORT_HAL_SetMuxMode(PORTC,1u,kPortMuxAlt2);
PORT_HAL_SetPassiveFilterCmd(PORTC,1u,false);
/* PORTC_PCR2 */
PORT_HAL_SetMuxMode(PORTC,2u,kPortMuxAlt2);
PORT_HAL_SetPassiveFilterCmd(PORTC,2u,false);
break;
default:
break;
}
}
void configure_gpio_pins(uint32_t instance)
{
switch(instance) {
case HW_PORTA: /* HW_PORTA */
/* Affects PORTA_PCR4 register */
PORT_HAL_SetPassiveFilterCmd(PORTA_BASE,4u,false);
PORT_HAL_SetMuxMode(PORTA_BASE,4u,kPortMuxAsGpio);
PORT_HAL_SetPullMode(PORTA_BASE,4u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTA_BASE,4u,true);
break;
case HW_PORTB: /* HW_PORTB */
/* Affects PORTB_PCR21 register */
PORT_HAL_SetDriveStrengthMode(PORTB_BASE,21u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTB_BASE,21u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTB_BASE,21u,kPortSlowSlewRate);
/* Affects PORTB_PCR22 register */
PORT_HAL_SetDriveStrengthMode(PORTB_BASE,22u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTB_BASE,22u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTB_BASE,22u,kPortSlowSlewRate);
break;
case HW_PORTC: /* HW_PORTC */
/* Affects PORTC_PCR0 register */
PORT_HAL_SetMuxMode(PORTC_BASE,0u,kPortMuxAsGpio);
/* Affects PORTC_PCR6 register */
PORT_HAL_SetPassiveFilterCmd(PORTC_BASE,6u,false);
PORT_HAL_SetMuxMode(PORTC_BASE,6u,kPortMuxAsGpio);
PORT_HAL_SetPullMode(PORTC_BASE,6u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTC_BASE,6u,true);
/* Affects PORTC_PCR8 register */
PORT_HAL_SetMuxMode(PORTC_BASE,8u,kPortMuxAsGpio);
/* Affects PORTC_PCR9 register */
PORT_HAL_SetMuxMode(PORTC_BASE,9u,kPortMuxAsGpio);
/* Affects PORTC_PCR12 register */
PORT_HAL_SetMuxMode(PORTC_BASE,12u,kPortMuxAsGpio);
/* Affects PORTC_PCR13 register */
PORT_HAL_SetMuxMode(PORTC_BASE,13u,kPortMuxAsGpio);
/* Affects PORTC_PCR16 register */
PORT_HAL_SetMuxMode(PORTC_BASE,16u,kPortMuxAsGpio);
PORT_HAL_SetMuxMode(PORTC_BASE,10u,kPortMuxAsGpio);
PORT_HAL_SetMuxMode(PORTC_BASE,2u,kPortMuxAsGpio);
break;
case HW_PORTE: /* HW_PORTE */
/* Affects PORTE_PCR6 register */
PORT_HAL_SetMuxMode(PORTE_BASE,6u,kPortMuxAsGpio);
/* Affects PORTE_PCR26 register */
PORT_HAL_SetDriveStrengthMode(PORTE_BASE,26u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTE_BASE,26u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTE_BASE,26u,kPortSlowSlewRate);
break;
default:
break;
}
}
/*FUNCTION**********************************************************************
*
* Function Name : GPIO_DRV_InputPinInit
* Description : Initialize one GPIO input pin used by board.
*
*END**************************************************************************/
void GPIO_DRV_InputPinInit(const gpio_input_pin_user_config_t *inputPin)
{
/* Get actual port and pin number.*/
uint32_t port = GPIO_EXTRACT_PORT(inputPin->pinName);
uint32_t pin = GPIO_EXTRACT_PIN(inputPin->pinName);
uint32_t gpioBaseAddr = g_gpioBaseAddr[port];
uint32_t portBaseAddr = g_portBaseAddr[port];
/* Un-gate port clock*/
CLOCK_SYS_EnablePortClock(port);
/* Set current pin as digital input.*/
GPIO_HAL_SetPinDir(gpioBaseAddr, pin, kGpioDigitalInput);
/* Configure GPIO input features. */
PORT_HAL_SetPullCmd(portBaseAddr, pin, inputPin->config.isPullEnable);
PORT_HAL_SetPullMode(portBaseAddr, pin, inputPin->config.pullSelect);
PORT_HAL_SetPassiveFilterCmd(portBaseAddr, pin,
inputPin->config.isPassiveFilterEnabled);
#if FSL_FEATURE_PORT_HAS_DIGITAL_FILTER
PORT_HAL_SetDigitalFilterCmd(portBaseAddr, pin,
inputPin->config.isDigitalFilterEnabled);
#endif
PORT_HAL_SetPinIntMode(portBaseAddr, pin, inputPin->config.interrupt);
/* Configure NVIC */
if ((inputPin->config.interrupt) && (g_portIrqId[port]))
{
/* Enable GPIO interrupt.*/
INT_SYS_EnableIRQ(g_portIrqId[port]);
}
}
void configure_gpio_pins(uint32_t instance)
{
switch(instance) {
case PORTA_IDX: /* PORTA_IDX */
/* Affects PORTA_PCR4 register */
PORT_HAL_SetPassiveFilterCmd(PORTA,4u,false);
PORT_HAL_SetMuxMode(PORTA,4u,kPortMuxAsGpio);
PORT_HAL_SetPullMode(PORTA,4u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTA,4u,true);
/* Affects PORTA_PCR13 register */
PORT_HAL_SetDriveStrengthMode(PORTA,13u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTA,13u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTA,13u,kPortSlowSlewRate);
break;
case PORTB_IDX: /* PORTB_IDX */
/* Affects PORTB_PCR18 register */
PORT_HAL_SetDriveStrengthMode(PORTB,18u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTB,18u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTB,18u,kPortSlowSlewRate);
/* Affects PORTB_PCR19 register */
PORT_HAL_SetDriveStrengthMode(PORTB,19u,kPortLowDriveStrength);
PORT_HAL_SetMuxMode(PORTB,19u,kPortMuxAsGpio);
PORT_HAL_SetSlewRateMode(PORTB,19u,kPortSlowSlewRate);
break;
case PORTC_IDX: /* PORTC_IDX */
/* PORTC_PCR1 */
PORT_HAL_SetMuxMode(PORTC,1u,kPortMuxAsGpio);
/* Affects PORTC_PCR2 register */
PORT_HAL_SetPassiveFilterCmd(PORTC,2u,false);
PORT_HAL_SetMuxMode(PORTC,2u,kPortMuxAsGpio);
PORT_HAL_SetPullMode(PORTC,2u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTC,2u,true);
/* Affects PORTC_PCR3 register */
PORT_HAL_SetPassiveFilterCmd(PORTC,3u,false);
PORT_HAL_SetMuxMode(PORTC,3u,kPortMuxAsGpio);
PORT_HAL_SetPullMode(PORTC,3u,kPortPullUp);
PORT_HAL_SetPullCmd(PORTC,3u,true);
break;
default:
break;
}
}
void configure_i2c_pins(uint32_t instance)
{
switch(instance) {
case 0: /* I2C0 */
/* PORTB_PCR2 */
PORT_HAL_SetMuxMode(PORTB_BASE,2u,kPortMuxAlt2);
PORT_HAL_SetPullCmd(PORTB_BASE, 2u, true);
PORT_HAL_SetPullMode(PORTB_BASE, 2u, kPortPullUp);
PORT_HAL_SetPassiveFilterCmd(PORTB_BASE, 2u, false);
/* PORTB_PCR3 */
PORT_HAL_SetMuxMode(PORTB_BASE,3u,kPortMuxAlt2);
PORT_HAL_SetPullCmd(PORTB_BASE, 3u, true);
PORT_HAL_SetPullMode(PORTB_BASE, 3u, kPortPullUp);
PORT_HAL_SetPassiveFilterCmd(PORTB_BASE, 3u, false);
break;
case 1:
/* PORTE_PCR0 */
PORT_HAL_SetMuxMode(PORTE_BASE,0u,kPortMuxAlt6);
PORT_HAL_SetPullCmd(PORTE_BASE, 0u, true);
PORT_HAL_SetPullMode(PORTE_BASE, 0u, kPortPullUp);
PORT_HAL_SetPassiveFilterCmd(PORTE_BASE, 0u, false);
/* PORTE_PCR1 */
PORT_HAL_SetMuxMode(PORTE_BASE,1u,kPortMuxAlt6);
PORT_HAL_SetPullCmd(PORTE_BASE, 1u, true);
PORT_HAL_SetPullMode(PORTE_BASE, 1u, kPortPullUp);
PORT_HAL_SetPassiveFilterCmd(PORTE_BASE, 1u, false);
break;
case 2:
break;
case 3:
break;
case 4:
break;
default:
break;
}
}
/*FUNCTION**********************************************************************
*
* Function Name : GPIO_DRV_InputPinInit
* Description : Initialize one GPIO input pin used by board.
*
*END**************************************************************************/
void GPIO_DRV_InputPinInit(const gpio_input_pin_user_config_t *inputPin)
{
/* Get actual port and pin number.*/
uint32_t port = GPIO_EXTRACT_PORT(inputPin->pinName);
uint32_t pin = GPIO_EXTRACT_PIN(inputPin->pinName);
GPIO_Type * gpioBase = g_gpioBase[port];
PORT_Type * portBase = g_portBase[port];
/* Un-gate port clock*/
CLOCK_SYS_EnablePortClock(port);
/* Set current pin as gpio.*/
PORT_HAL_SetMuxMode(portBase, pin, kPortMuxAsGpio);
/* Set current pin as digital input.*/
GPIO_HAL_SetPinDir(gpioBase, pin, kGpioDigitalInput);
/* Configure GPIO input features. */
#if FSL_FEATURE_PORT_HAS_PULL_ENABLE
PORT_HAL_SetPullCmd(portBase, pin, inputPin->config.isPullEnable);
#endif
#if FSL_FEATURE_PORT_HAS_PULL_SELECTION
PORT_HAL_SetPullMode(portBase, pin, inputPin->config.pullSelect);
#endif
#if FSL_FEATURE_PORT_HAS_PASSIVE_FILTER
PORT_HAL_SetPassiveFilterCmd(portBase, pin,
inputPin->config.isPassiveFilterEnabled);
#endif
#if FSL_FEATURE_PORT_HAS_DIGITAL_FILTER
PORT_HAL_SetDigitalFilterCmd(portBase, pin,
inputPin->config.isDigitalFilterEnabled);
#endif
#if FSL_FEATURE_GPIO_HAS_INTERRUPT_VECTOR
PORT_HAL_SetPinIntMode(portBase, pin, inputPin->config.interrupt);
/* Configure NVIC */
if ((inputPin->config.interrupt) && (g_portIrqId[port]))
{
/* Enable GPIO interrupt.*/
INT_SYS_EnableIRQ(g_portIrqId[port]);
}
#endif
}
