static void apply_config(nrfx_uarte_t const * p_instance,
nrfx_uarte_config_t const * p_config)
{
if (p_config->pseltxd != NRF_UARTE_PSEL_DISCONNECTED)
{
nrf_gpio_pin_set(p_config->pseltxd);
nrf_gpio_cfg_output(p_config->pseltxd);
}
if (p_config->pselrxd != NRF_UARTE_PSEL_DISCONNECTED)
{
nrf_gpio_cfg_input(p_config->pselrxd, NRF_GPIO_PIN_NOPULL);
}
nrf_uarte_baudrate_set(p_instance->p_reg, p_config->baudrate);
nrf_uarte_configure(p_instance->p_reg, p_config->parity, p_config->hwfc);
nrf_uarte_txrx_pins_set(p_instance->p_reg, p_config->pseltxd, p_config->pselrxd);
if (p_config->hwfc == NRF_UARTE_HWFC_ENABLED)
{
if (p_config->pselcts != NRF_UARTE_PSEL_DISCONNECTED)
{
nrf_gpio_cfg_input(p_config->pselcts, NRF_GPIO_PIN_NOPULL);
}
if (p_config->pselrts != NRF_UARTE_PSEL_DISCONNECTED)
{
nrf_gpio_pin_set(p_config->pselrts);
nrf_gpio_cfg_output(p_config->pselrts);
}
nrf_uarte_hwfc_pins_set(p_instance->p_reg, p_config->pselrts, p_config->pselcts);
}
}
__STATIC_INLINE void apply_config(nrf_drv_uart_config_t const * p_config)
{
nrf_gpio_cfg_output(p_config->pseltxd);
nrf_gpio_pin_set(p_config->pseltxd);
nrf_gpio_cfg_input(p_config->pselrxd, NRF_GPIO_PIN_NOPULL);
CODE_FOR_UARTE(
nrf_uarte_baudrate_set(NRF_UARTE0, (nrf_uarte_baudrate_t)p_config->baudrate);
nrf_uarte_configure(NRF_UARTE0, (nrf_uarte_parity_t)p_config->parity,
(nrf_uarte_hwfc_t)p_config->hwfc);
nrf_uarte_txrx_pins_set(NRF_UARTE0, p_config->pseltxd, p_config->pselrxd);
if (p_config->hwfc == NRF_UART_HWFC_ENABLED)
{
nrf_gpio_cfg_output(p_config->pselrts);
nrf_gpio_pin_set(p_config->pselrts);
nrf_gpio_cfg_input(p_config->pselcts, NRF_GPIO_PIN_NOPULL);
nrf_uarte_hwfc_pins_set(NRF_UARTE0, p_config->pselrts, p_config->pselcts);
}
)
/**
* @brief Set the baud rate
*
* This routine set the given baud rate for the UARTE.
*
* @param dev UARTE device struct
* @param baudrate Baud rate
*
* @return 0 on success or error code
*/
static int baudrate_set(struct device *dev, u32_t baudrate)
{
nrf_uarte_baudrate_t nrf_baudrate; /* calculated baudrate divisor */
NRF_UARTE_Type *uarte = get_uarte_instance(dev);
switch (baudrate) {
case 300:
/* value not supported by Nordic HAL */
nrf_baudrate = 0x00014000;
break;
case 600:
/* value not supported by Nordic HAL */
nrf_baudrate = 0x00027000;
break;
case 1200:
nrf_baudrate = NRF_UARTE_BAUDRATE_1200;
break;
case 2400:
nrf_baudrate = NRF_UARTE_BAUDRATE_2400;
break;
case 4800:
nrf_baudrate = NRF_UARTE_BAUDRATE_4800;
break;
case 9600:
nrf_baudrate = NRF_UARTE_BAUDRATE_9600;
break;
case 14400:
nrf_baudrate = NRF_UARTE_BAUDRATE_14400;
break;
case 19200:
nrf_baudrate = NRF_UARTE_BAUDRATE_19200;
break;
case 28800:
nrf_baudrate = NRF_UARTE_BAUDRATE_28800;
break;
case 31250:
nrf_baudrate = NRF_UARTE_BAUDRATE_31250;
break;
case 38400:
nrf_baudrate = NRF_UARTE_BAUDRATE_38400;
break;
case 56000:
nrf_baudrate = NRF_UARTE_BAUDRATE_56000;
break;
case 57600:
nrf_baudrate = NRF_UARTE_BAUDRATE_57600;
break;
case 76800:
nrf_baudrate = NRF_UARTE_BAUDRATE_76800;
break;
case 115200:
nrf_baudrate = NRF_UARTE_BAUDRATE_115200;
break;
case 230400:
nrf_baudrate = NRF_UARTE_BAUDRATE_230400;
break;
case 250000:
nrf_baudrate = NRF_UARTE_BAUDRATE_250000;
break;
case 460800:
nrf_baudrate = NRF_UARTE_BAUDRATE_460800;
break;
case 921600:
nrf_baudrate = NRF_UARTE_BAUDRATE_921600;
break;
case 1000000:
nrf_baudrate = NRF_UARTE_BAUDRATE_1000000;
break;
default:
return -EINVAL;
}
nrf_uarte_baudrate_set(uarte, nrf_baudrate);
return 0;
}
