On 5/12/26 11:41 AM, Alexey Charkov wrote:
CoreChips SL6341 is a 4-port USB 2.0 and 3.0 hub controller. It always
requires external 1v1
1V1 (V in caps), fix globally.
power and can optionally use external 3v3 power
(or alternatively it has a 5v->3v3 LDO built in to derive 3v3 power from
VBUS). It also exposes a reset pin.
Device tree bindings are queued up for upstream release with Linux 7.1
Link:
https://github.com/torvalds/linux/blob/master/Documentation/devicetree/bindings/usb/corechips%2Csl6341.yaml
Signed-off-by: Alexey Charkov <[email protected]>
---
common/usb_onboard_hub.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/common/usb_onboard_hub.c b/common/usb_onboard_hub.c
index 6fc34489a98f..d15d7bbff87d 100644
--- a/common/usb_onboard_hub.c
+++ b/common/usb_onboard_hub.c
@@ -262,6 +262,12 @@ static int usb_onboard_hub_remove(struct udevice *dev)
return ret;
}
+static const struct onboard_hub_data corechips_sl6341_data = {
+ .reset_us = 10000,
+ .num_supplies = 2,
+ .supply_names = { "vdd1v1-supply", "vdd3v3-supply" },
Is there a YAML binding document patch which describes these supplies
already , maybe a patch posted to devicetree@ ?
+};
+
static const struct onboard_hub_data usb2514_data = {
.power_on_delay_us = 500,
.reset_us = 1,
@@ -299,6 +305,12 @@ static const struct udevice_id usb_onboard_hub_ids[] = {
}, {
.compatible = "usb4b4,6506", /* Cypress HX3 USB 2.0 */
.data = (ulong)&usbhx3_data,
+ }, {
+ .compatible = "usb3431,6241", /* Corechips SL6341 USB 2.0 */
Keep the list sorted, 3 goes before 4 .
Thanks !
