djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

nrf5/hal: Updating uart hal to use pointers to Pin objects instead of uint pin and port number.

Browse Source
This commit is contained in:
Glenn Ruben Bakke 2017-01-26 21:58:12 +01:00
parent 3c6c6c6d05
commit d87d0141b3
1 changed files with 16 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
nrf5/hal/hal_uart.c
View File

@ -100,32 +100,29 @@ void nrf_uart_buffer_read(uint8_t * p_buffer, uint32_t num_of_bytes, uart_comple
}
void nrf_uart_init(hal_uart_init_t const * p_uart_init) {
hal_gpio_cfg_pin(p_uart_init->tx_pin_port, p_uart_init->tx_pin, HAL_GPIO_MODE_OUTPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->tx_pin_port, p_uart_init->rx_pin, HAL_GPIO_MODE_INPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->tx_pin->port, p_uart_init->tx_pin->pin, HAL_GPIO_MODE_OUTPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->tx_pin->port, p_uart_init->rx_pin->pin, HAL_GPIO_MODE_INPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_pin_clear(p_uart_init->tx_pin_port, p_uart_init->tx_pin);
hal_gpio_pin_clear(p_uart_init->tx_pin->port, p_uart_init->tx_pin->pin);
UART_BASE->PSELTXD = p_uart_init->tx_pin->pin;
UART_BASE->PSELRXD = p_uart_init->rx_pin->pin;
UART_BASE->PSELTXD = p_uart_init->tx_pin;
#if NRF52840_XXAA
UART_BASE->PSELTXD |= (p_uart_init->tx_pin_port << UARTE_PSEL_TXD_PORT_Pos);
#endif
UART_BASE->PSELRXD = p_uart_init->rx_pin;
#if NRF52840_XXAA
UART_BASE->PSELRXD |= (p_uart_init->rx_pin_port << UARTE_PSEL_RXD_PORT_Pos);
UART_BASE->PSELTXD |= (p_uart_init->tx_pin->port << UARTE_PSEL_TXD_PORT_Pos);
UART_BASE->PSELRXD |= (p_uart_init->rx_pin->port << UARTE_PSEL_RXD_PORT_Pos);
#endif
if (p_uart_init->flow_control) {
#if MICROPY_HW_UART1_HWFC
hal_gpio_cfg_pin(p_uart_init->rts_pin_port, p_uart_init->rts_pin, HAL_GPIO_MODE_OUTPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->cts_pin_port, p_uart_init->cts_pin, HAL_GPIO_MODE_INPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->rts_pin->port, p_uart_init->rts_pin->pin, HAL_GPIO_MODE_OUTPUT, HAL_GPIO_PULL_DISABLED);
hal_gpio_cfg_pin(p_uart_init->cts_pin->port, p_uart_init->cts_pin->pin, HAL_GPIO_MODE_INPUT, HAL_GPIO_PULL_DISABLED);
UART_BASE->PSELCTS = p_uart_init->cts_pin->pin;
UART_BASE->PSELRTS = p_uart_init->rts_pin->pin;
UART_BASE->PSELCTS = p_uart_init->cts_pin;
#if NRF52840_XXAA
UART_BASE->PSELCTS |= (p_uart_init->cts_pin_port << UARTE_PSEL_CTS_PORT_Pos);
#endif
UART_BASE->PSELRTS = p_uart_init->rts_pin;
#if NRF52840_XXAA
UART_BASE->PSELRTS |= (p_uart_init->rts_pin_port << UARTE_PSEL_RTS_PORT_Pos);
#endif
UART_BASE->PSELCTS |= (p_uart_init->cts_pin->port << UARTE_PSEL_CTS_PORT_Pos);
UART_BASE->PSELRTS |= (p_uart_init->rts_pin->port << UARTE_PSEL_RTS_PORT_Pos);
#endif
UART_BASE->CONFIG = (UART_CONFIG_HWFC_Enabled << UART_CONFIG_HWFC_Pos);