diff options
| -rw-r--r-- | drivers/cyw43/cyw43_ctrl.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/cyw43/cyw43_ctrl.c b/drivers/cyw43/cyw43_ctrl.c index aaa266b0d..9bd7602de 100644 --- a/drivers/cyw43/cyw43_ctrl.c +++ b/drivers/cyw43/cyw43_ctrl.c @@ -102,28 +102,25 @@ void cyw43_init(cyw43_t *self) { } void cyw43_deinit(cyw43_t *self) { + if (cyw43_poll == NULL) { + return; + } + CYW_ENTER - cyw43_ll_bus_sleep(&self->cyw43_ll, true); - cyw43_delay_ms(2); + // Stop the TCP/IP network interfaces. cyw43_tcpip_deinit(self, 0); cyw43_tcpip_deinit(self, 1); - self->itf_state = 0; - - // Disable async polling + // Turn off the SDIO bus. + #if USE_SDIOIT sdio_enable_irq(false); - cyw43_poll = NULL; - - #ifdef pyb_pin_WL_RFSW_VDD - // Turn the RF-switch off - mp_hal_pin_low(pyb_pin_WL_RFSW_VDD); #endif - - // Power down the WL chip and the SDIO bus - mp_hal_pin_low(pyb_pin_WL_REG_ON); sdio_deinit(); + // Power off the WLAN chip and make sure all state is reset. + cyw43_init(self); + CYW_EXIT } |