Bluetooth: hci_bcm: enable IRQ capability from devicetree

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>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 769bb44..b236cb1 100644 (file)
--- 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;
 }