From: Rob Herring <robh@kernel.org>
To: Kartik Rajput <kkartik@nvidia.com>
Cc: akhilrajeev@nvidia.com, andi.shyti@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org,
thierry.reding@gmail.com, jonathanh@nvidia.com,
ldewangan@nvidia.com, digetx@gmail.com,
linux-i2c@vger.kernel.org, devicetree@vger.kernel.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/5] dt-bindings: i2c: nvidia,tegra20-i2c: Document Tegra264 I2C
Date: Fri, 10 Jan 2025 09:55:09 -0600 [thread overview]
Message-ID: <20250110155509.GA2935916-robh@kernel.org> (raw)
In-Reply-To: <20250108110620.86900-3-kkartik@nvidia.com>
On Wed, Jan 08, 2025 at 04:36:17PM +0530, Kartik Rajput wrote:
> Tegra264 has 17 generic I2C controllers, two of which are in always-on
> partition of the SoC. In addition to the features supported by Tegra194
> it also supports a MUTEX register to allow sharing the same I2C instance
> across multiple firmware.
>
> Document compatible string "nvidia,tegra264-i2c" for Tegra264 I2C.
>
> Signed-off-by: Kartik Rajput <kkartik@nvidia.com>
> ---
> .../devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> index b57ae6963e62..2a016359328e 100644
> --- a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> +++ b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml
> @@ -80,6 +80,12 @@ properties:
> support for 64 KiB transactions whereas earlier chips supported no
> more than 4 KiB per transactions.
> const: nvidia,tegra194-i2c
> + - description: |
Don't need '|' if no formatting.
> + Tegra264 has 17 generic I2C controllers, two of which are in the AON
> + (always-on) partition of the SoC. In addition to the features from
> + T194, a MUTEX register is added to support use of the same I2C
> + instance across multiple firmware.
> + const: nvidia,tegra264-i2c
>
> reg:
> maxItems: 1
> --
> 2.43.0
>
next prev parent reply other threads:[~2025-01-10 15:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-08 11:06 [PATCH 0/5] Add I2C support for Tegra264 Kartik Rajput
2025-01-08 11:06 ` [PATCH 1/5] i2c: tegra: Add HS mode support Kartik Rajput
2025-01-08 16:45 ` Thierry Reding
2025-01-15 11:40 ` Kartik Rajput
2025-01-09 12:18 ` kernel test robot
2025-01-08 11:06 ` [PATCH 2/5] dt-bindings: i2c: nvidia,tegra20-i2c: Document Tegra264 I2C Kartik Rajput
2025-01-08 16:47 ` Thierry Reding
2025-01-15 11:41 ` Kartik Rajput
2025-01-10 15:55 ` Rob Herring [this message]
2025-01-15 11:46 ` Kartik Rajput
2025-01-08 11:06 ` [PATCH 3/5] i2c: tegra: Add Tegra264 support Kartik Rajput
2025-01-09 4:43 ` Mukesh Kumar Savaliya
2025-01-09 10:24 ` Thierry Reding
2025-01-09 12:37 ` Mukesh Kumar Savaliya
2025-01-08 11:06 ` [PATCH 4/5] i2c: tegra: Add support for SW Mutex register Kartik Rajput
2025-01-08 17:01 ` Thierry Reding
2025-01-15 11:39 ` Kartik Rajput
2025-01-08 11:06 ` [PATCH 5/5] i2c: tegra: Do not configure DMA if not supported Kartik Rajput
2025-01-09 10:33 ` Thierry Reding
2025-01-15 11:42 ` Kartik Rajput
2025-01-09 10:37 ` [PATCH 0/5] Add I2C support for Tegra264 Thierry Reding
2025-01-15 11:44 ` Kartik Rajput
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