From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: Re: [PATCH 3/4] arm64: tegra: Add ID EEPROM for Jetson TX1 module Date: Wed, 19 Jun 2019 11:36:45 +0100 Message-ID: References: <20190613165331.8689-1-thierry.reding@gmail.com> <20190613165331.8689-3-thierry.reding@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190613165331.8689-3-thierry.reding@gmail.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Thierry Reding Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On 13/06/2019 17:53, Thierry Reding wrote: > From: Thierry Reding > > 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 > --- > 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 Cheers Jon -- nvpublic