From: Jon Hunter <jonathanh@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>
Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 3/4] arm64: tegra: Add ID EEPROM for Jetson TX1 module
Date: Wed, 19 Jun 2019 11:36:45 +0100 [thread overview]
Message-ID: <ad6680d4-e9d7-f8f9-e7db-bb9e2845d9cd@nvidia.com> (raw)
In-Reply-To: <20190613165331.8689-3-thierry.reding@gmail.com>
On 13/06/2019 17:53, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
>
> There is an ID EEPROM in the Jetson TX1 module that stores various bits
> of information to indentify the module. Add the device tree node so that
> operating systems can access this EEPROM.
>
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
> arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> index 4dcd0d36189a..e8654061ce03 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> @@ -264,6 +264,19 @@
> };
> };
>
> + i2c@7000c500 {
> + /* module ID EEPROM */
> + eeprom@50 {
> + compatible = "atmel,24c02";
> + reg = <0x50>;
> +
> + address-bits = <8>;
> + page-size = <8>;
> + size = <256>;
> + read-only;
> + };
> + };
> +
> pmc@7000e400 {
> nvidia,invert-interrupt;
> };
>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Cheers
Jon
--
nvpublic
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next prev parent reply other threads:[~2019-06-19 10:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-13 16:53 [PATCH 1/4] arm64: tegra: Add ID EEPROM for Jetson TX2 module Thierry Reding
2019-06-13 16:53 ` [PATCH 2/4] arm64: tegra: Add ID EEPROM for Jetson TX2 Developer Kit Thierry Reding
2019-06-19 10:39 ` Jon Hunter
2019-06-13 16:53 ` [PATCH 3/4] arm64: tegra: Add ID EEPROM for Jetson TX1 module Thierry Reding
2019-06-19 10:36 ` Jon Hunter [this message]
2019-06-13 16:53 ` [PATCH 4/4] arm64: tegra: Add ID EEPROM for Jetson TX1 Developer Kit Thierry Reding
2019-06-19 10:37 ` Jon Hunter
2019-06-19 10:40 ` [PATCH 1/4] arm64: tegra: Add ID EEPROM for Jetson TX2 module Jon Hunter
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