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usb: dwc2: add support for the DWC2 controller on Meson8 SoCs 

USB support in the Meson8 SoCs is provided by a DWC2 controller which
works with the same settings as Meson8b and GXBB. Using the generic
"snps,dwc2" binding results in an endless stream of "Overcurrent change
detected" messages.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Martin Blumenstingl 2017-05-06 19:37:45 +02:00 committed by Felipe Balbi
parent 5ed02dbb49
commit 55b644fd24
2 changed files with 3 additions and 0 deletions
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1
Documentation/devicetree/bindings/usb/dwc2.txt
View File

@ -10,6 +10,7 @@ Required properties:
- "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc; - "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc;
- "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs; - "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs;
- "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs; - "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs;
- "amlogic,meson8-usb": The DWC2 USB controller instance in Amlogic Meson8 SoCs;
- "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs; - "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs;
- "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 SoCs; - "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 SoCs;
- "amcc,dwc-otg": The DWC2 USB controller instance in AMCC Canyonlands 460EX SoCs; - "amcc,dwc-otg": The DWC2 USB controller instance in AMCC Canyonlands 460EX SoCs;

2
drivers/usb/dwc2/params.c
View File

@ -144,6 +144,8 @@ const struct of_device_id dwc2_of_match_table[] = {
{ .compatible = "lantiq,xrx200-usb", .data = dwc2_set_ltq_params }, { .compatible = "lantiq,xrx200-usb", .data = dwc2_set_ltq_params },
{ .compatible = "snps,dwc2" }, { .compatible = "snps,dwc2" },
{ .compatible = "samsung,s3c6400-hsotg" }, { .compatible = "samsung,s3c6400-hsotg" },
{ .compatible = "amlogic,meson8-usb",
.data = dwc2_set_amlogic_params },
{ .compatible = "amlogic,meson8b-usb", { .compatible = "amlogic,meson8b-usb",
.data = dwc2_set_amlogic_params }, .data = dwc2_set_amlogic_params },
{ .compatible = "amlogic,meson-gxbb-usb", { .compatible = "amlogic,meson-gxbb-usb",