From: cooloney@gmail.com (Bryan Wu)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] ARM: tegra: enable PCA9546 on Cardhu
Date: Fri, 7 Feb 2014 15:54:58 -0800 [thread overview]
Message-ID: <1391817298-10600-2-git-send-email-pengw@nvidia.com> (raw)
In-Reply-To: <1391817298-10600-1-git-send-email-pengw@nvidia.com>
Cardhu has a PCA9546 for I2C bus extension, which connects to 3
cameras. It's required for Tegra V4L2 soc camera driver and camera
sensor drivers.
Signed-off-by: Bryan Wu <pengw@nvidia.com>
---
arch/arm/boot/dts/tegra30-cardhu.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi
index 9104224..004002c 100644
--- a/arch/arm/boot/dts/tegra30-cardhu.dtsi
+++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi
@@ -187,6 +187,13 @@
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(L, 0) IRQ_TYPE_LEVEL_HIGH>;
};
+
+ i2cmux at 70 {
+ compatible = "nxp,pca9546";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x70>;
+ };
};
i2c at 7000c700 {
--
1.8.3.2
next prev parent reply other threads:[~2014-02-07 23:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-07 23:54 [PATCH 1/2] ARM: tegra: enable I2C Mux driver for PCA9546 in defconfig Bryan Wu
2014-02-07 23:54 ` Bryan Wu [this message]
2014-02-12 19:08 ` Stephen Warren
2014-02-12 20:09 ` Bryan Wu
2014-02-12 20:17 ` Stephen Warren
2014-02-12 21:55 ` Bryan Wu
2014-02-12 22:35 ` Stephen Warren
2014-02-12 23:23 ` Bryan Wu
2014-02-13 2:12 ` Stephen Warren
2014-02-13 2:22 ` Bryan Wu
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