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[46.91.239.54]) by smtp.gmail.com with ESMTPSA id j189sm487621wmb.48.2019.06.13.09.53.34 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 13 Jun 2019 09:53:34 -0700 (PDT) From: Thierry Reding To: Thierry Reding Subject: [PATCH 2/4] arm64: tegra: Add ID EEPROM for Jetson TX2 Developer Kit Date: Thu, 13 Jun 2019 18:53:29 +0200 Message-Id: <20190613165331.8689-2-thierry.reding@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190613165331.8689-1-thierry.reding@gmail.com> References: <20190613165331.8689-1-thierry.reding@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190613_095336_416836_14CBBE06 X-CRM114-Status: UNSURE ( 9.70 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jon Hunter Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Thierry Reding There is an ID EEPROM on the Jetson TX2 carrier board, part of the Jetson TX2 Developer Kit, that exposes information that can be used to identify the carrier board. Add the device tree node so that operating systems can access this EEPROM. Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts index 837218e83e69..ab6648c72ad5 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts @@ -149,6 +149,19 @@ phy-names = "usb2-0", "usb2-1", "usb3-0"; }; + i2c@c250000 { + /* carrier board ID EEPROM */ + eeprom@57 { + compatible = "atmel,24c02"; + reg = <0x57>; + + address-bits = <8>; + page-size = <8>; + size = <256>; + read-only; + }; + }; + pcie@10003000 { status = "okay"; -- 2.21.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel