diff mbox series

[v7,07/14] USB: typec: tps6598x: Apply patch again after power resume

Message ID 20230927175348.18041-8-alkuor@gmail.com
State Superseded
Headers show
Series [v7,01/14] dt-bindings: usb: tps6598x: Add tps25750 | expand

Commit Message

Abdel Alkuor Sept. 27, 2023, 5:53 p.m. UTC 
From: Abdel Alkuor <abdelalkuor@geotab.com>

TPS25750 PD controller might be powered off externally at power suspend,
after resuming PD controller power back, apply the patch again.

Signed-off-by: Abdel Alkuor <abdelalkuor@geotab.com>
---
Changes in v7:
  - Add driver name to commit subject
Changes in v6:
  - Check tps25750 using is_compatiable device node
Changes in v5:
  - Incorporating tps25750 into tps6598x driver

 drivers/usb/typec/tipd/core.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index faeee2ffc99c..56ffffe225f2 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -1204,6 +1204,18 @@  static int __maybe_unused tps6598x_resume(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 	struct tps6598x *tps = i2c_get_clientdata(client);
+	struct device_node *np = client->dev.of_node;
+	int ret;
+
+	ret = tps6598x_check_mode(tps);
+	if (ret < 0)
+		return ret;
+
+	if (of_device_is_compatible(np, "ti,tps25750") && ret == TPS_MODE_PTCH) {
+		ret = tps25750_apply_patch(tps);
+		if (ret)
+			return ret;
+	}
 
 	if (tps->wakeup) {
 		disable_irq_wake(client->irq);