Re: [PATCH 2/2] mips: dts: ralink: mt7621: add serial1 and serial2 nodes

From: Sergio Paracuellos
Date: Thu Mar 07 2024 - 11:37:18 EST


Hi Justin,

On Thu, Mar 7, 2024 at 4:15 PM Justin Swartz
<justin.swartz@xxxxxxxxxxxxxxxx> wrote:
>
> Hi Sergio
>
> On 2024-03-07 12:04, Sergio Paracuellos wrote:
> > Hi Justin,
> >
> > On Wed, Mar 6, 2024 at 9:11 PM Justin Swartz
> > <justin.swartz@xxxxxxxxxxxxxxxx> wrote:
> >>
> >> Add serial1 and serial2 nodes to define the existence of
> >> UART1 and UART2.
> >>
> >> Signed-off-by: Justin Swartz <justin.swartz@xxxxxxxxxxxxxxxx>
> >> ---
> >> arch/mips/boot/dts/ralink/mt7621.dtsi | 38
> >> +++++++++++++++++++++++++++
> >> 1 file changed, 38 insertions(+)
> >>
> >> diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi
> >> b/arch/mips/boot/dts/ralink/mt7621.dtsi
> >> index dca415fdd..2069249c8 100644
> >> --- a/arch/mips/boot/dts/ralink/mt7621.dtsi
> >> +++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
> >> @@ -128,6 +128,44 @@ serial0: serial@c00 {
> >> pinctrl-0 = <&uart1_pins>;
> >> };
> >>
> >> + serial1: serial@d00 {
> >> + status = "disabled";
> >> +
> >> + compatible = "ns16550a";
> >> + reg = <0xd00 0x100>;
> >> +
> >> + clocks = <&sysc MT7621_CLK_UART2>;
> >> +
> >> + interrupt-parent = <&gic>;
> >> + interrupts = <GIC_SHARED 27
> >> IRQ_TYPE_LEVEL_HIGH>;
> >> +
> >> + reg-shift = <2>;
> >> + reg-io-width = <4>;
> >> + no-loopback-test;
> >> +
> >> + pinctrl-names = "default";
> >> + pinctrl-0 = <&uart2_pins>;
> >> + };
> >> +
> >> + serial2: serial@e00 {
> >> + status = "disabled";
> >> +
> >> + compatible = "ns16550a";
> >> + reg = <0xe00 0x100>;
> >> +
> >> + clocks = <&sysc MT7621_CLK_UART3>;
> >> +
> >> + interrupt-parent = <&gic>;
> >> + interrupts = <GIC_SHARED 28
> >> IRQ_TYPE_LEVEL_HIGH>;
> >> +
> >> + reg-shift = <2>;
> >> + reg-io-width = <4>;
> >> + no-loopback-test;
> >> +
> >> + pinctrl-names = "default";
> >> + pinctrl-0 = <&uart3_pins>;
> >> + };
> >> +
> >
> > Please follow the preferred order for properties described in dts
> > coding style [0]. I know that there is some mess around the properties
> > order in some nodes with the current dtsi file but we did not have
> > coding style before and now we have it, so I think we should follow it
> > at least for new additions.
>
> No problem. I see you've already "Acked-by" patch 1 (adding pinctrl
> properties to serial0) of this set, so would it be a better move to
> submit a new patch set that would look something like:
>
> 1. add pinctrl-name and pinctrl-0 to serial0 [no changes from what I
> sent]
> 2. reorder serial0 properties according to the DTS style guidelines
> 3. add serial1 and serial2 with the correct property order

This would be ok, thank you.

Best regards,
Sergio Paracuellos