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[v6,2/2] bluetooth: hci_bcm: enable IRQ capability from devicetree

Message ID 20200109104257.6942-3-glaroque@baylibre.com
State Superseded
Headers show
Series add support of interrupt for host wakeup from devicetree in BCM HCI driver | expand

Commit Message

Guillaume La Roque Jan. 9, 2020, 10:42 a.m. UTC 
Add support for getting IRQ directly from DT instead of relying on
converting a GPIO to IRQ. This is needed for platforms with GPIO
controllers that that do not support gpiod_to_irq().

Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
---
 drivers/bluetooth/hci_bcm.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 769bb4404bd1..b236cb11c0dc 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -13,6 +13,7 @@ 
 #include <linux/module.h>
 #include <linux/acpi.h>
 #include <linux/of.h>
+#include <linux/of_irq.h>
 #include <linux/property.h>
 #include <linux/platform_data/x86/apple.h>
 #include <linux/platform_device.h>
@@ -1151,6 +1152,8 @@  static int bcm_of_probe(struct bcm_device *bdev)
 	device_property_read_u32(bdev->dev, "max-speed", &bdev->oper_speed);
 	device_property_read_u8_array(bdev->dev, "brcm,bt-pcm-int-params",
 				      bdev->pcm_int_params, 5);
+	bdev->irq = of_irq_get_byname(bdev->dev->of_node, "host-wakeup");
+
 	return 0;
 }