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Merge pull request #13356 from benemorius/pr/at86reset

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drivers/at86rf2xx: reset hardware before reading any register
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benpicco 2020-02-16 20:42:41 +01:00 committed by GitHub
commit 6f97012237
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2 changed files with 4 additions and 2 deletions
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2
drivers/at86rf2xx/at86rf2xx.c
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@ -92,8 +92,6 @@ void at86rf2xx_reset(at86rf2xx_t *dev)
eui64_t addr_long; eui64_t addr_long;
network_uint16_t addr_short; network_uint16_t addr_short;
at86rf2xx_hardware_reset(dev);
netdev_ieee802154_reset(&dev->netdev); netdev_ieee802154_reset(&dev->netdev);
/* Reset state machine to ensure a known state */ /* Reset state machine to ensure a known state */

4
drivers/at86rf2xx/at86rf2xx_netdev.c
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@ -98,6 +98,9 @@ static int _init(netdev_t *netdev)
spi_release(dev->params.spi); spi_release(dev->params.spi);
#endif #endif
/* reset hardware into a defined state */
at86rf2xx_hardware_reset(dev);
/* test if the device is responding */ /* test if the device is responding */
if (at86rf2xx_reg_read(dev, AT86RF2XX_REG__PART_NUM) != AT86RF2XX_PARTNUM) { if (at86rf2xx_reg_read(dev, AT86RF2XX_REG__PART_NUM) != AT86RF2XX_PARTNUM) {
DEBUG("[at86rf2xx] error: unable to read correct part number\n"); DEBUG("[at86rf2xx] error: unable to read correct part number\n");
@ -274,6 +277,7 @@ static int _set_state(at86rf2xx_t *dev, netopt_state_t state)
} }
break; break;
case NETOPT_STATE_RESET: case NETOPT_STATE_RESET:
at86rf2xx_hardware_reset(dev);
at86rf2xx_reset(dev); at86rf2xx_reset(dev);
break; break;
default: default: