[PATCH v6 3/7] usb: onboard-hub: add support for Microchip USB5744

Venkatesh Yadav Abbarapu venkatesh.abbarapu at amd.com
Tue Oct 8 06:58:04 CEST 2024


Add support for the Microchip USB5744 USB3.0 and USB2.0 Hub.
The usb5744 driver trigger hub reset signal after soft reset.
The usb5744 hub need to reset after the phy initialization,
which toggles the gpio.

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu at amd.com>
Reviewed-by: Marek Vasut <marex at denx.de>
---
 common/usb_onboard_hub.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/common/usb_onboard_hub.c b/common/usb_onboard_hub.c
index 4b6e88208d..6eef93171d 100644
--- a/common/usb_onboard_hub.c
+++ b/common/usb_onboard_hub.c
@@ -92,10 +92,21 @@ static int usb_onboard_hub_remove(struct udevice *dev)
 	return ret;
 }
 
+static const struct onboard_hub_data usb5744_data = {
+	.reset_us = 10000,
+	.power_on_delay_us = 10000,
+};
+
 static const struct udevice_id usb_onboard_hub_ids[] = {
 	/* Use generic usbVID,PID dt-bindings (usb-device.yaml) */
-	{ .compatible = "usb424,2514" }, /* USB2514B USB 2.0 */
-	{ }
+	{	.compatible = "usb424,2514" /* USB2514B USB 2.0 */
+	}, {
+		.compatible = "usb424,2744", /* USB2744 USB 2.0 */
+		.data = (ulong)&usb5744_data,
+	}, {
+		.compatible = "usb424,5744", /* USB5744 USB 3.0 */
+		.data = (ulong)&usb5744_data,
+	}
 };
 
 U_BOOT_DRIVER(usb_onboard_hub) = {
-- 
2.17.1



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