[PATCH 2/2] ARM: tegra: enable PCA9546 on Cardhu
Bryan Wu
cooloney at gmail.com
Fri Feb 7 18:54:58 EST 2014
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 at 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
More information about the linux-arm-kernel
mailing list