A significant number of RaspberryPi drivers using the firmware don't
have a phandle to it, so end up scanning the device tree to find a node
with the firmware compatible.
That code is duplicated everywhere, so let's introduce a helper instead.
Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
---
drivers/firmware/raspberrypi.c | 7 +++++++
include/soc/bcm2835/raspberrypi-firmware.h | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/drivers/firmware/raspberrypi.c b/drivers/firmware/raspberrypi.c
index 4b8978b254f9..b916e1e171f8 100644
--- a/drivers/firmware/raspberrypi.c
+++ b/drivers/firmware/raspberrypi.c
@@ -311,6 +311,13 @@ static int rpi_firmware_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id rpi_firmware_of_match[];