From: Nishanth Menon <nm@ti.com>
To: "Kumar, Udit" <u-kumar1@ti.com>
Cc: <linux-arm-kernel@lists.infradead.org>, <afd@ti.com>, <bb@ti.com>,
<vaishnav.a@ti.com>, <j-choudhary@ti.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<vigneshr@ti.com>, <kristo@kernel.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>
Subject: Re: [PATCH 2/2] arm64: dts: ti: k3-j7200-common-proc-board: Enable I2C
Date: Sat, 15 Apr 2023 07:47:09 -0500 [thread overview]
Message-ID: <20230415124709.fazcyqe5zfnbcrbc@jogging> (raw)
In-Reply-To: <b360dfd0-3dd3-996c-a9b6-1af770c4015b@ti.com>
On 09:36-20230415, Kumar, Udit wrote:
[...]
> > > diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > index 63633e4f6c59..e66bbfe65ff2 100644
> > > --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > @@ -254,6 +254,10 @@ exp3: gpio@20 {
> > > };
> > > };
> > > +&wkup_i2c0 {
> > > + status = "okay";
> > How about the pinmux? speed? what peripheral is on the wakeup i2c?
> >
> > Do we have an eeprom or something here?
>
>
> This got eeprom and PMIC,
>
> eeprom read is ok with pin mux and speed.
>
> if you want to specify, let me know
yes, you must specify eeprom at least. I understand pmic is in
discussion atm [1], So, that can be resolved seperately.
Also if the eeprom is on the SoM, you should add this in the SoM dtsi,
not the baseboard dtsi.
[1] https://lore.kernel.org/all/714a56b1-438c-7aad-920b-f3f1d72afc5f@linaro.org/
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
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WARNING: multiple messages have this Message-ID (diff)
From: Nishanth Menon <nm@ti.com>
To: "Kumar, Udit" <u-kumar1@ti.com>
Cc: <linux-arm-kernel@lists.infradead.org>, <afd@ti.com>, <bb@ti.com>,
<vaishnav.a@ti.com>, <j-choudhary@ti.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<vigneshr@ti.com>, <kristo@kernel.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>
Subject: Re: [PATCH 2/2] arm64: dts: ti: k3-j7200-common-proc-board: Enable I2C
Date: Sat, 15 Apr 2023 07:47:09 -0500 [thread overview]
Message-ID: <20230415124709.fazcyqe5zfnbcrbc@jogging> (raw)
In-Reply-To: <b360dfd0-3dd3-996c-a9b6-1af770c4015b@ti.com>
On 09:36-20230415, Kumar, Udit wrote:
[...]
> > > diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > index 63633e4f6c59..e66bbfe65ff2 100644
> > > --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> > > @@ -254,6 +254,10 @@ exp3: gpio@20 {
> > > };
> > > };
> > > +&wkup_i2c0 {
> > > + status = "okay";
> > How about the pinmux? speed? what peripheral is on the wakeup i2c?
> >
> > Do we have an eeprom or something here?
>
>
> This got eeprom and PMIC,
>
> eeprom read is ok with pin mux and speed.
>
> if you want to specify, let me know
yes, you must specify eeprom at least. I understand pmic is in
discussion atm [1], So, that can be resolved seperately.
Also if the eeprom is on the SoM, you should add this in the SoM dtsi,
not the baseboard dtsi.
[1] https://lore.kernel.org/all/714a56b1-438c-7aad-920b-f3f1d72afc5f@linaro.org/
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
next prev parent reply other threads:[~2023-04-15 12:48 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-14 18:14 [PATCH 0/2] arm64: dts: ti: k3-j7200-common-proc-board fixes Udit Kumar
2023-04-14 18:14 ` Udit Kumar
2023-04-14 18:14 ` [PATCH 1/2] arm64: dts: ti: k3-j7200: Fix physical address of pin Udit Kumar
2023-04-14 18:14 ` Udit Kumar
2023-04-14 18:26 ` Nishanth Menon
2023-04-14 18:26 ` Nishanth Menon
2023-04-15 4:10 ` Kumar, Udit
2023-04-15 4:10 ` Kumar, Udit
2023-04-15 12:47 ` Nishanth Menon
2023-04-15 12:47 ` Nishanth Menon
2023-04-14 18:14 ` [PATCH 2/2] arm64: dts: ti: k3-j7200-common-proc-board: Enable I2C Udit Kumar
2023-04-14 18:14 ` Udit Kumar
2023-04-14 18:24 ` Nishanth Menon
2023-04-14 18:24 ` Nishanth Menon
2023-04-15 4:06 ` Kumar, Udit
2023-04-15 4:06 ` Kumar, Udit
2023-04-15 12:47 ` Nishanth Menon [this message]
2023-04-15 12:47 ` Nishanth Menon
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