[v8,3/4] mfd: cros_ec: Check DT node for usbpd-notify add

Message ID 20200124231834.63628-3-pmalani@chromium.org
State New
Headers show
Series
  • [v8,1/4] platform: chrome: Add cros-usbpd-notify driver
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Commit Message

Prashant Malani Jan. 24, 2020, 11:18 p.m.
Add a check to ensure there is indeed an EC device tree entry before
adding the cros-usbpd-notify device. This covers configs where both
CONFIG_ACPI and CONFIG_OF are defined, but the EC device is defined
using device tree and not in ACPI.

Signed-off-by: Prashant Malani <pmalani@chromium.org>
---

Changes in v8:
- Patch first introduced in v8 of the series.

 drivers/mfd/cros_ec_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c
index d0c28a4c10ad0..411e80fc9a066 100644
--- a/drivers/mfd/cros_ec_dev.c
+++ b/drivers/mfd/cros_ec_dev.c
@@ -212,7 +212,7 @@  static int ec_device_probe(struct platform_device *pdev)
 	 * explicitly added on platforms that don't have the PD notifier ACPI
 	 * device entry defined.
 	 */
-	if (IS_ENABLED(CONFIG_OF)) {
+	if (IS_ENABLED(CONFIG_OF) && ec->ec_dev->dev->of_node) {
 		if (cros_ec_check_features(ec, EC_FEATURE_USB_PD)) {
 			retval = mfd_add_hotplug_devices(ec->dev,
 					cros_usbpd_notify_cells,