ARM: DT: apq8064: Add i2c device nodes

This patch adds i2c pinctrl DT node for IFC6410 board.  It also adds
 necessary DT support for i2c eeprom which is present on IFC6410.

Signed-off-by: Kiran Padwal <kiran.padwal@smartplayin.com>
Signed-off-by: Kumar Gala <galak@codeaurora.org>

diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index 27c7dfe..b396c83 100644 (file)
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -5,6 +5,33 @@
        compatible = "qcom,apq8064-ifc6410", "qcom,apq8064";
 
        soc {
+               pinctrl@800000 {
+                       i2c1_pins: i2c1 {
+                               mux {
+                                       pins = "gpio20", "gpio21";
+                                       function = "gsbi1";
+                               };
+                       };
+               };
+
+               gsbi@12440000 {
+                       status = "okay";
+                       qcom,mode = <GSBI_PROT_I2C>;
+
+                       i2c@12460000 {
+                               status = "okay";
+                               clock-frequency = <200000>;
+                               pinctrl-0 = <&i2c1_pins>;
+                               pinctrl-names = "default";
+
+                               eeprom: eeprom@52 {
+                                       compatible = "atmel,24c128";
+                                       reg = <0x52>;
+                                       pagesize = <32>;
+                               };
+                       };
+               };
+
                gsbi@16600000 {
                        status = "ok";
                        qcom,mode = <GSBI_PROT_I2C_UART>;

diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index f31d20b..b3154c0 100644 (file)
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -163,6 +163,48 @@
                        regulator;
                };
 
+               gsbi1: gsbi@12440000 {
+                       status = "disabled";
+                       compatible = "qcom,gsbi-v1.0.0";
+                       reg = <0x12440000 0x100>;
+                       clocks = <&gcc GSBI1_H_CLK>;
+                       clock-names = "iface";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       i2c1: i2c@12460000 {
+                               compatible = "qcom,i2c-qup-v1.1.1";
+                               reg = <0x12460000 0x1000>;
+                               interrupts = <0 194 IRQ_TYPE_NONE>;
+                               clocks = <&gcc GSBI1_QUP_CLK>, <&gcc GSBI1_H_CLK>;
+                               clock-names = "core", "iface";
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                       };
+               };
+
+               gsbi2: gsbi@12480000 {
+                       status = "disabled";
+                       compatible = "qcom,gsbi-v1.0.0";
+                       reg = <0x12480000 0x100>;
+                       clocks = <&gcc GSBI2_H_CLK>;
+                       clock-names = "iface";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       i2c2: i2c@124a0000 {
+                               compatible = "qcom,i2c-qup-v1.1.1";
+                               reg = <0x124a0000 0x1000>;
+                               interrupts = <0 196 IRQ_TYPE_NONE>;
+                               clocks = <&gcc GSBI2_QUP_CLK>, <&gcc GSBI2_H_CLK>;
+                               clock-names = "core", "iface";
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                       };
+               };
+
                gsbi7: gsbi@16600000 {
                        status = "disabled";
                        compatible = "qcom,gsbi-v1.0.0";