ARM: dts: imx27-phytec-phycore-rdk: Add DT node for camera module

This patch adds first I2C bus and PCA9536 device.
This device is used on Phytec PCM-970 RDK camera addon module.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

1 files changed, 22 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts b/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
index 959dddf60d1f..be7667e73a2e 100644
--- a/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
+++ b/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
@@ -19,8 +19,30 @@
         cs-gpios = <&gpio4 28 0>, <&gpio4 27 0>;
 };
 
+&i2c1 {
+        clock-frequency = <400000>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_i2c1>;
+        status = "okay";
+
+        camgpio: pca9536@41 {
+                compatible = "nxp,pca9536";
+                reg = <0x41>;
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+};
+
 &iomuxc {
         imx27_phycore_rdk {
+                pinctrl_i2c1: i2c1grp {
+                        /* Add pullup to DATA line */
+                        fsl,pins = <
+                                MX27_PAD_I2C_DATA__I2C_DATA     0x1
+                                MX27_PAD_I2C_CLK__I2C_CLK       0x0
+                        >;
+                };
+
                 pinctrl_uart1: uart1grp {
                         fsl,pins = <
                                 MX27_PAD_UART1_TXD__UART1_TXD 0x0