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From: Akhil R <akhilrajeev@nvidia.com>
To: Rob Herring <robh@kernel.org>
Cc: "thierry.reding@gmail.com" <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Mikko Perttunen <mperttunen@nvidia.com>,
	Laxman Dewangan <ldewangan@nvidia.com>,
	"digetx@gmail.com" <digetx@gmail.com>,
	"linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH 2/6] dt-bindings: i2c: tegra: Add Tegra234 details
Date: Wed, 9 Feb 2022 03:54:45 +0000	[thread overview]
Message-ID: <DM5PR12MB185019E59EC5D39113F54F59C02E9@DM5PR12MB1850.namprd12.prod.outlook.com> (raw)
In-Reply-To: <YgMkUHUMaXQpMiZW@robh.at.kernel.org>

> On Thu, Jan 13, 2022 at 07:00:19PM +0530, Akhil R wrote:
> > Add documentation for Tegra234 I2C compatible.
> >
> > Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
> > ---
> >  Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml | 5
> > +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> > b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> > index 424a4fc..c58e256 100644
> > --- a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> > +++ b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> > @@ -80,6 +80,11 @@ properties:
> >            support for 64 KiB transactions whereas earlier chips supported no
> >            more than 4 KiB per transactions.
> >          const: nvidia,tegra194-i2c
> > +      - description: |
> > +          Tegra234 has 8 generic I2C controllers, two of which are in the AON
> > +          (always-on) partition of the SoC. All of these controllers are
> > +          similar to those found on Tegra194.
> > +        const: nvidia,tegra234-i2c
> 
> Sounds like this needs a fallback to nvidia,tegra194-i2c if it works, but without
> optimal timing.
Yes. The timing for tegra194 works for tegra234 as well. So, this change is reverted.
I had sent the patch updated. Latest is here - https://lkml.org/lkml/2022/1/24/335
Only the device tree nodes are required to be added now.

Thanks,
Akhil


  reply	other threads:[~2022-02-09  4:08 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-13 13:30 [PATCH 0/6] Add I2C and PWM support for T234 Akhil R
2022-01-13 13:30 ` [PATCH 1/6] i2c: tegra: Add support for Tegra234 I2C Akhil R
2022-01-18 20:54   ` Dmitry Osipenko
2022-01-19  8:20     ` Akhil R
2022-01-19 12:20       ` Dmitry Osipenko
2022-01-20 14:23         ` Akhil R
2022-01-13 13:30 ` [PATCH 2/6] dt-bindings: i2c: tegra: Add Tegra234 details Akhil R
2022-02-09  2:17   ` Rob Herring
2022-02-09  3:54     ` Akhil R [this message]
2022-01-13 13:30 ` [PATCH 3/6] dt-bindings: Add headers for Tegra234 I2C Akhil R
2022-01-13 13:30 ` [PATCH 4/6] arm64: tegra: Add Tegra234 I2C devicetree nodes Akhil R
2022-01-13 13:30 ` [PATCH 5/6] dt-bindings: Add headers for Tegra234 PWM Akhil R
2022-01-13 13:30 ` [PATCH 6/6] arm64: tegra: Add Tegra234 PWM devicetree nodes Akhil R

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