RE: [PATCH v1 1/2] ARM: dts: aspeed: greatlakes: Add gpio names

From: Delphine_CC_Chiu/WYHQ/Wiwynn
Date: Mon Apr 10 2023 - 03:11:43 EST


Thank you for reviewing.

> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> Sent: Wednesday, March 29, 2023 4:37 PM
> To: Delphine_CC_Chiu/WYHQ/Wiwynn <Delphine_CC_Chiu@xxxxxxxxxx>;
> patrick@xxxxxxxxx; Rob Herring <robh+dt@xxxxxxxxxx>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@xxxxxxxxxx>; Joel Stanley <joel@xxxxxxxxx>; Andrew
> Jeffery <andrew@xxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> linux-aspeed@xxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v1 1/2] ARM: dts: aspeed: greatlakes: Add gpio names
>
> Security Reminder: Please be aware that this email is sent by an external
> sender.
>
> On 29/03/2023 10:32, Delphine CC Chiu wrote:
> > From: Delphine CC Chiu <Delphine_CC_Chiu@xxxxxxxxxx>
> >
> > Add GPIO names for SOC lines.
> >
> > Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@xxxxxxxxxx>
> > ---
> > .../dts/aspeed-bmc-facebook-greatlakes.dts | 49
> +++++++++++++++++++
> > 1 file changed, 49 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> > b/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> > index 8c05bd56ce1e..59819115c39d 100644
> > --- a/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> > +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> > @@ -238,4 +238,53 @@
> > &gpio0 {
> > pinctrl-names = "default";
> > pinctrl-0 = <&pinctrl_gpiu1_default &pinctrl_gpiu7_default>;
> > + status = "okay";
>
> Was it disabled before?
>
Yes, we have to enable gpio status for meeting aspeed-g6 device tree setting, and set net names for pulling gpio pin from application layer.
> > + gpio-line-names =
> > + /*A0-A7*/ "","","","","","","","",
> > + /*B0-B7*/ "power-bmc-nic","presence-ocp-debug",
> > + "power-bmc-slot1","power-bmc-slot2",
> > + "power-bmc-slot3","power-bmc-slot4","","",
> > + /*C0-C7*/ "presence-ocp-nic","","","reset-cause-nic-primary",
> > + "reset-cause-nic-secondary","","","",
> > + /*D0-D7*/ "","","","","","","","",
> > + /*E0-E7*/ "","","","","","","","",
> > + /*F0-F7*/ "slot1-bmc-reset-button","slot2-bmc-reset-button",
> > + "slot3-bmc-reset-button","slot4-bmc-reset-button",
> > + "","","","presence-emmc",
> > + /*G0-G7*/ "","","","","","","","",
> > + /*H0-H7*/ "","","","",
> > + "presence-mb-slot1","presence-mb-slot2",
> > + "presence-mb-slot3","presence-mb-slot4",
> > + /*I0-I7*/ "","","","","","","bb-bmc-button","",
> > + /*J0-J7*/ "","","","","","","","",
> > + /*K0-K7*/ "","","","","","","","",
> > + /*L0-L7*/ "","","","","","","","",
> > + /*M0-M7*/
> "","power-nic-bmc-enable","","usb-bmc-enable","","reset-cause-usb-hub","","",
> > + /*N0-N7*/ "","","","","bmc-ready","","","",
> > + /*O0-O7*/
> "","","","","","","fan0-bmc-cpld-enable","fan1-bmc-cpld-enable",
> > + /*P0-P7*/ "fan2-bmc-cpld-enable","fan3-bmc-cpld-enable",
> > + "reset-cause-pcie-slot1","reset-cause-pcie-slot2",
> > + "reset-cause-pcie-slot3","reset-cause-pcie-slot4","","",
> > + /*Q0-Q7*/ "","","","","","","","",
> > + /*R0-R7*/ "","","","","","","","",
> > + /*S0-S7*/ "","","power-p5v-usb","presence-bmc-tpm","","","","",
> > + /*T0-T7*/ "","","","","","","","",
> > + /*U0-U7*/ "","","","","","","","GND",
> > + /*V0-V7*/ "bmc-slot1-ac-button","bmc-slot2-ac-button",
> > + "bmc-slot3-ac-button","bmc-slot4-ac-button",
> > + "","","","",
> > + /*W0-W7*/ "","","","","","","","",
> > + /*X0-X7*/ "","","","","","","","",
> > + /*Y0-Y7*/ "","","","reset-cause-emmc","","","","",
> > + /*Z0-Z7*/ "","","","","","","",""; };
> > +
> > +&gpio1 {
> > + status = "okay";
>
> Same question...
Yes, the answer is same as above.
> Best regards,
> Krzysztof