Hi Johan,
On 2021-04-05 19:03, Johan Jonker <jbx6...@gmail.com> wrote:
>
> Hi Tianling,
>
> On 4/5/21 11:34 AM, Tianling Shen wrote:
> > From: David Bauer <m...@david-bauer.net>
> >
> > Enable the USB3 port on the FriendlyARM NanoPi R2S.
> > This is required for the USB3 attached LAN port to work.
> >
> > Signed-off-by: David Bauer <m...@david-bauer.net>
> > [added device node for USB Ethernet controller]
> > Signed-off-by: Tianling Shen <cns...@gmail.com>
> > ---
> > .../boot/dts/rockchip/rk3328-nanopi-r2s.dts | 32 +++++++++++++++++++
> > 1 file changed, 32 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
> > b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
> > index faf496d789cf..18936b393d9d 100644
> > --- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
> > +++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
> > @@ -13,6 +13,10 @@
> > model = "FriendlyElec NanoPi R2S";
> > compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
> >
> > + aliases {
> > + ethernet1 = &r8153;
> > + };
> > +
> > chosen {
> > stdout-path = "serial2:1500000n8";
> > };
> > @@ -37,6 +41,16 @@
> > };
> > };
> >
>
> > + vcc_rtl8153: vcc-rtl8153-regulator {
>
> sort nodename
>
> > + compatible = "regulator-fixed";
> > + gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_HIGH>;
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&rtl8153_en_drv>;
> > + regulator-always-on;
>
> > + regulator-name = "vcc_rtl8153";
>
> exception to the sort rule
> sort regulator-name above all other regulator properties
>
> > + enable-active-high;
>
> sort
>
> ----
> Heiko's sort rules:
>
> compatible
> reg
> interrupts
> [alphabetical]
> status [if needed]
>
> ----
Thank you very much, and I will update it in v3.
>
> > + };
> > +
> > leds {
> > compatible = "gpio-leds";
> > pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
> > @@ -265,6 +279,12 @@
> > };
> > };
> > };
> > +
> > + usb {
> > + rtl8153_en_drv: rtl8153-en-drv {
> > + rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO
> > &pcfg_pull_none>;
> > + };
> > + };
> > };
> >
> > &io_domains {
> > @@ -364,6 +384,18 @@
> > dr_mode = "host";
> > };
> >
> > +&usbdrd3 {
> > + dr_mode = "host";
> > + status = "okay";
> > +
>
> > + r8153: usb-eth@2 {
>
> With YAML undocumented additional properties and nodes generate
> notifications.
> We need a change in the documents below for that.
> rockchip,dwc3.yaml > usb-drd.yaml > usb.yaml
>
> Is there a standard for the usb-eth nodename?
>
> > + compatible = "realtek,rtl8153";
>
> Since a while Rob has improved has scripts.
> There's no escape anymore.
> Add a YAML document to this serie for "realtek,rtl8153".
This is actually added by another patch[1], but doesn't go to upstream yet.
I'll ask David if he would like to submit it.
Kindly ping David.
1:
https://github.com/openwrt/openwrt/blob/master/target/linux/rockchip/patches-5.10/002-net-usb-r8152-add-LED-configuration-from-OF.patch
https://github.com/openwrt/openwrt/blob/master/target/linux/rockchip/patches-5.10/003-dt-bindings-net-add-RTL8152-binding-documentation.patch
>
> Improve checking for undocumented compatible strings
> https://github.com/devicetree-org/dt-schema/commit/93e7ada8d53af099074cb5d53f7caa12835784e0
>
> > + reg = <2>;
>
> Why 2 ?
>
This is the device number on the USB bus.
> > +
>
> > + local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by
> > U-Boot */
>
> This is a private property.
> In a generic dts that's up to the user.
Okay I will drop this.
Thanks,
Tianling.
>
> > + };
> > +};
> > +
> > &usb_host0_ehci {
> > status = "okay";
> > };
> >
>
