[PATCH v1 6/8] usb: dwc3: add rk3568 dwc3 support

Peter Geis
2022-02-25T14:55:10Z

The rk3568 dwc3 controller is backwards compatible with the rk3399 dwc3
controller.
Add support for it to the dwc3-of-simple driver.

Signed-off-by: Peter Geis <pgwipeout@gmail.com>
---
drivers/usb/dwc3/dwc3-of-simple.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c
index 9dc6295df6b1..1d52a261af55 100644
--- a/drivers/usb/dwc3/dwc3-of-simple.c
+++ b/drivers/usb/dwc3/dwc3-of-simple.c
@@ -49,7 +49,8 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
* Some controllers need to toggle the usb3-otg reset before trying to
* initialize the PHY, otherwise the PHY times out.
*/
- if (of_device_is_compatible(np, "rockchip,rk3399-dwc3"))
+ if (of_device_is_compatible(np, "rockchip,rk3399-dwc3") |
+ of_device_is_compatible(np, "rockchip,rk3568-dwc3"))
simple->need_reset = true;

simple->resets = of_reset_control_array_get(np, false, true,
@@ -176,6 +177,7 @@ static const struct of_device_id of_dwc3_simple_match[] = {
{ .compatible = "hisilicon,hi3670-dwc3" },
{ .compatible = "intel,keembay-dwc3" },
{ .compatible = "rockchip,rk3399-dwc3" },
+ { .compatible = "rockchip,rk3568-dwc3" },
{ .compatible = "sprd,sc9860-dwc3" },
{ /* Sentinel */ }
};
--
2.25.1