arm64: dts: Add I2C DT nodes for Stingray SoC

This patch adds I2C DT nodes on Stingray SoC.

Signed-off-by: Oza Pawandeep <oza.oza@broadcom.com>
Reviewed-by: Vikram Prakash <vikram.prakash@broadcom.com>
Reviewed-by: Ray Jui <ray.jui@broadcom.com>
Reviewed-by: Scott Branden <scott.branden@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi b/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
index aad45a2..ff59a26 100644 (file)
--- a/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/bcm958742-base.dtsi
@@ -54,6 +54,28 @@
        status = "okay";
 };
 
+&i2c0 {
+       status = "okay";
+
+       pca9505: pca9505@20 {
+               compatible = "nxp,pca9505";
+               gpio-controller;
+               #gpio-cells = <2>;
+               reg = <0x20>;
+       };
+};
+
+&i2c1 {
+       status = "okay";
+
+       pcf8574: pcf8574@20 {
+               compatible = "nxp,pcf8574a";
+               gpio-controller;
+               #gpio-cells = <2>;
+               reg = <0x27>;
+       };
+};
+
 &nand {
        status = "ok";
        nandcs@0 {

diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
index e91debe..91ba61e 100644 (file)
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
@@ -269,6 +269,16 @@
 
                #include "stingray-pinctrl.dtsi"
 
+               i2c0: i2c@000b0000 {
+                       compatible = "brcm,iproc-i2c";
+                       reg = <0x000b0000 0x100>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       interrupts = <GIC_SPI 177 IRQ_TYPE_NONE>;
+                       clock-frequency = <100000>;
+                       status = "disabled";
+               };
+
                gpio_hsls: gpio@000d0000 {
                        compatible = "brcm,iproc-gpio";
                        reg = <0x000d0000 0x864>;
@@ -295,6 +305,16 @@
                                        <&pinmux 151 91 4>;
                };
 
+               i2c1: i2c@000e0000 {
+                       compatible = "brcm,iproc-i2c";
+                       reg = <0x000e0000 0x100>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       interrupts = <GIC_SPI 178 IRQ_TYPE_NONE>;
+                       clock-frequency = <100000>;
+                       status = "disabled";
+               };
+
                uart0: uart@00100000 {
                        device_type = "serial";
                        compatible = "snps,dw-apb-uart";