ARM: mxs: cfa10049: Add NAU7802 ADCs to the device tree

The Crystalfontz CFA-10049 has 3 Nuvoton NAU7802 ADCs, plugged behing a
GPIO-controlled I2C muxer because these ADCs don't have a configurable
address.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx28-cfa10049.dts b/arch/arm/boot/dts/imx28-cfa10049.dts
index 28ef91a..093fd7b 100644 (file)
--- a/arch/arm/boot/dts/imx28-cfa10049.dts
+++ b/arch/arm/boot/dts/imx28-cfa10049.dts
@@ -229,15 +229,39 @@
                                i2c-parent = <&i2c1>;
 
                                i2c@0 {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
                                        reg = <0>;
+
+                                       adc0: nau7802@2a {
+                                               compatible = "nuvoton,nau7802";
+                                               reg = <0x2a>;
+                                               nuvoton,vldo = <3000>;
+                                       };
                                };
 
                                i2c@1 {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
                                        reg = <1>;
+
+                                       adc1: nau7802@2a {
+                                               compatible = "nuvoton,nau7802";
+                                               reg = <0x2a>;
+                                               nuvoton,vldo = <3000>;
+                                       };
                                };
 
                                i2c@2 {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
                                        reg = <2>;
+
+                                       adc2: nau7802@2a {
+                                               compatible = "nuvoton,nau7802";
+                                               reg = <0x2a>;
+                                               nuvoton,vldo = <3000>;
+                                       };
                                };
 
                                i2c@3 {