[PATCH v3 2/2] rockchip: rk3399: Add support for FriendlyARM NanoPi R4S

Heiko Stübner heiko at sntech.de
Mon Mar 15 16:52:32 GMT 2021


Am Montag, 15. März 2021, 17:38:37 CET schrieb Geert Uytterhoeven:
> Hi Robin,
> 
> On Mon, Mar 15, 2021 at 5:32 PM Robin Murphy <robin.murphy at arm.com> wrote:
> > On 2021-03-13 13:22, CN_SZTL wrote:
> > > Robin Murphy <robin.murphy at arm.com> 于2021年3月13日周六 下午7:55写道:
> > >>
> > >> On 2021-03-13 03:25, Tianling Shen wrote:
> > >>> +     gpio-leds {
> > >>> +             compatible = "gpio-leds";
> > >>> +             pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
> > >>> +             pinctrl-names = "default";
> > >>> +
> > >>> +             lan_led: led-0 {
> > >>> +                     gpios = <&gpio1 RK_PA1 GPIO_ACTIVE_HIGH>;
> > >>> +                     label = "nanopi-r4s:green:lan";
> > >>> +             };
> > >>> +
> > >>> +             sys_led: led-1 {
> > >>> +                     gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
> > >>> +                     label = "nanopi-r4s:red:sys";
> > >>> +                     default-state = "on";
> > >>> +             };
> > >>> +
> > >>> +             wan_led: led-2 {
> > >>> +                     gpios = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>;
> > >>> +                     label = "nanopi-r4s:green:wan";
> > >>> +             };
> >
> > Nit: (apologies for overlooking it before) there isn't an obvious
> > definitive order for the LEDs, but the order here is certainly not
> > consistent with anything. The most logical would probably be sys, wan,
> 
> Looks like alphabetical sort order to me ;-)

yep ... led-0, led-1, led-2 looks pretty sorted ;-)

Generally I'd prefer sorting by node-names ... especially as the phandle
is sort of optional for most things - and they sometimes come and go
in dt-files.


Heiko





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