linux-kernel - [PATCH v4] bluetooth: hci_bcm: enable IRQ capability from node

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Date:   Fri, 13 Dec 2019 11:55:21 +0100
From:   Guillaume La Roque <glaroque@...libre.com>
To:     marcel@...tmann.org, johan.hedberg@...il.com,
        linux-bluetooth@...r.kernel.org
Cc:     nsaenzjulienne@...e.de, linux-kernel@...r.kernel.org,
        khilman@...libre.com
Subject: [PATCH v4] bluetooth: hci_bcm: enable IRQ capability from node

Actually IRQ can be found from GPIO but all platforms don't support
gpiod_to_irq, it's the case on amlogic chip.
so to have possibility to use interrupt mode we need to add interrupts
field in node and support it in driver.

Signed-off-by: Guillaume La Roque <glaroque@...libre.com>
---
 drivers/bluetooth/hci_bcm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index f8f5c593a05c..aa194f8d703e 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>
@@ -1421,6 +1422,7 @@ static int bcm_serdev_probe(struct serdev_device *serdev)
 #endif
 	bcmdev->serdev_hu.serdev = serdev;
 	serdev_device_set_drvdata(serdev, bcmdev);
+	bcmdev->irq = of_irq_get(bcmdev->dev->of_node, 0);
 
 	/* Initialize routing field to an unused value */
 	bcmdev->pcm_int_params[0] = 0xff;
-- 
2.17.1