Re: [PATCH] ARM: dts: lan966x: Add otp support

From: Horatiu Vultur - M31836
Date: Fri Nov 25 2022 - 04:58:16 EST


The 11/25/2022 09:23, Claudiu Beznea - M18063 wrote:
> Hi, Horatiu,

Hi Claudiu,

>
> On 16.09.2022 22:49, Horatiu Vultur wrote:
> > Add OTP (one time programmable) support.
> > The both lan966x SocS (lan9662 and lan9668) have the same OTP IP.
>
> If OTP IP is the same for both lan966x is there a reason you've added
> compatibles for each SoC variants?

When I was adding the device tree binding, Krzystof mention not to have
any wilcards in compatible string [0].

[0] https://lore.kernel.org/lkml/550e652e-4541-c1e6-33a7-d5555f0cb266@xxxxxxxxxx/

>
> Thank you,
> Claudiu Beznea
>
> >
> > Signed-off-by: Horatiu Vultur <horatiu.vultur@xxxxxxxxxxxxx>
> > ---
> > arch/arm/boot/dts/lan966x.dtsi | 5 +++++
> > 1 file changed, 5 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
> > index 23665a0429906..784caba369485 100644
> > --- a/arch/arm/boot/dts/lan966x.dtsi
> > +++ b/arch/arm/boot/dts/lan966x.dtsi
> > @@ -163,6 +163,11 @@ port7: port@7 {
> > };
> > };
> >
> > + otp: otp@e0021000 {
> > + compatible = "microchip,lan9668-otpc", "microchip,lan9662-otpc";
> > + reg = <0xe0021000 0x300>;
> > + };
> > +
> > flx0: flexcom@e0040000 {
> > compatible = "atmel,sama5d2-flexcom";
> > reg = <0xe0040000 0x100>;
>

--
/Horatiu