ARM: zynq: dt: Add I2C nodes to Zynq device tree

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Tested-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

3 files changed, 166 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index c39baefcfd76..c1176abc34d9 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -55,6 +55,28 @@
                 interrupt-parent = <&intc>;
                 ranges;
 
+                i2c0: zynq-i2c@e0004000 {
+                        compatible = "cdns,i2c-r1p10";
+                        status = "disabled";
+                        clocks = <&clkc 38>;
+                        interrupt-parent = <&intc>;
+                        interrupts = <0 25 4>;
+                        reg = <0xe0004000 0x1000>;
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                };
+
+                i2c1: zynq-i2c@e0005000 {
+                        compatible = "cdns,i2c-r1p10";
+                        status = "disabled";
+                        clocks = <&clkc 39>;
+                        interrupt-parent = <&intc>;
+                        interrupts = <0 48 4>;
+                        reg = <0xe0005000 0x1000>;
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                };
+
                 intc: interrupt-controller@f8f01000 {
                         compatible = "arm,cortex-a9-gic";
                         #interrupt-cells = <3>;
diff --git a/arch/arm/boot/dts/zynq-zc702.dts b/arch/arm/boot/dts/zynq-zc702.dts
index c913f77a21eb..5e09cee33d42 100644
--- a/arch/arm/boot/dts/zynq-zc702.dts
+++ b/arch/arm/boot/dts/zynq-zc702.dts
@@ -34,6 +34,82 @@
         phy-mode = "rgmii";
 };
 
+&i2c0 {
+        status = "okay";
+        clock-frequency = <400000>;
+
+        i2cswitch@74 {
+                compatible = "nxp,pca9548";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                reg = <0x74>;
+
+                i2c@0 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0>;
+                        si570: clock-generator@5d {
+                                #clock-cells = <0>;
+                                compatible = "silabs,si570";
+                                temperature-stability = <50>;
+                                reg = <0x5d>;
+                                factory-fout = <156250000>;
+                                clock-frequency = <148500000>;
+                        };
+                };
+
+                i2c@2 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <2>;
+                        eeprom@54 {
+                                compatible = "at,24c08";
+                                reg = <0x54>;
+                        };
+                };
+
+                i2c@3 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <3>;
+                        gpio@21 {
+                                compatible = "ti,tca6416";
+                                reg = <0x21>;
+                                gpio-controller;
+                                #gpio-cells = <2>;
+                        };
+                };
+
+                i2c@4 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <4>;
+                        rtc@51 {
+                                compatible = "nxp,pcf8563";
+                                reg = <0x51>;
+                        };
+                };
+
+                i2c@7 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <7>;
+                        hwmon@52 {
+                                compatible = "ti,ucd9248";
+                                reg = <52>;
+                        };
+                        hwmon@53 {
+                                compatible = "ti,ucd9248";
+                                reg = <53>;
+                        };
+                        hwmon@54 {
+                                compatible = "ti,ucd9248";
+                                reg = <54>;
+                        };
+                };
+        };
+};
+
 &sdhci0 {
         status = "okay";
 };
diff --git a/arch/arm/boot/dts/zynq-zc706.dts b/arch/arm/boot/dts/zynq-zc706.dts
index 88f62c50382e..4cc9913078cd 100644
--- a/arch/arm/boot/dts/zynq-zc706.dts
+++ b/arch/arm/boot/dts/zynq-zc706.dts
@@ -35,6 +35,74 @@
         phy-mode = "rgmii";
 };
 
+&i2c0 {
+        status = "okay";
+        clock-frequency = <400000>;
+
+        i2cswitch@74 {
+                compatible = "nxp,pca9548";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                reg = <0x74>;
+
+                i2c@0 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0>;
+                        si570: clock-generator@5d {
+                                #clock-cells = <0>;
+                                compatible = "silabs,si570";
+                                temperature-stability = <50>;
+                                reg = <0x5d>;
+                                factory-fout = <156250000>;
+                                clock-frequency = <148500000>;
+                        };
+                };
+
+                i2c@2 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <2>;
+                        eeprom@54 {
+                                compatible = "at,24c08";
+                                reg = <0x54>;
+                        };
+                };
+
+                i2c@3 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <3>;
+                        gpio@21 {
+                                compatible = "ti,tca6416";
+                                reg = <0x21>;
+                                gpio-controller;
+                                #gpio-cells = <2>;
+                        };
+                };
+
+                i2c@4 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <4>;
+                        rtc@51 {
+                                compatible = "nxp,pcf8563";
+                                reg = <0x51>;
+                        };
+                };
+
+                i2c@7 {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <7>;
+                        ucd90120@65 {
+                                compatible = "ti,ucd90120";
+                                reg = <0x65>;
+                        };
+                };
+        };
+};
+
 &sdhci0 {
         status = "okay";
 };