diff options
| author | Alexander Aring <alex.aring@gmail.com> | 2015-02-27 11:58:29 +0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-02-27 20:42:44 +0300 |
| commit | 702d211c45d95e6788cec42f7f3c4a538e8853ef (patch) | |
| tree | 03d876e393ad21b7bf68af96ebea156be862012e /drivers/net/ieee802154/at86rf230.c | |
| parent | be64f076465a288aa850ad0dc581e5ecdb8efe46 (diff) | |
| download | linux-702d211c45d95e6788cec42f7f3c4a538e8853ef.tar.xz | |
at86rf230: add irq low-level for polarity
The at86rf2xx chips supports the setting of irq polarity if active low
or active high. This patch adds a handling for IRQ_ACTIVE_LOW if the
irq_type is IRQ_TYPE_LEVEL_LOW.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/net/ieee802154/at86rf230.c')
| -rw-r--r-- | drivers/net/ieee802154/at86rf230.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index e6dec0ac163a..c7a30ce71dcf 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -1321,7 +1321,8 @@ static int at86rf230_hw_init(struct at86rf230_local *lp, u8 xtal_trim) return rc; irq_type = irq_get_trigger_type(lp->spi->irq); - if (irq_type == IRQ_TYPE_EDGE_FALLING) + if (irq_type == IRQ_TYPE_EDGE_FALLING || + irq_type == IRQ_TYPE_LEVEL_LOW) irq_pol = IRQ_ACTIVE_LOW; rc = at86rf230_write_subreg(lp, SR_IRQ_POLARITY, irq_pol); |