MIPS: CI20: DTS: Add I2C nodes

Adding missing I2C nodes and some peripheral:
- PMU
- RTC

Signed-off-by: Alexandre GRIVEAUX <agriveaux@deutnet.info>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org

diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index 2e99523..4a77fa3 100644 (file)
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -87,6 +87,123 @@
        pinctrl-0 = <&pins_uart4>;
 };
 
+&i2c0 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pins_i2c0>;
+
+       clock-frequency = <400000>;
+
+       act8600: act8600@5a {
+               compatible = "active-semi,act8600";
+               reg = <0x5a>;
+               status = "okay";
+
+               regulators {
+                       vddcore: SUDCDC1 {
+                               regulator-name = "VDDCORE";
+                               regulator-min-microvolt = <1100000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-always-on;
+                       };
+                       vddmem: SUDCDC2 {
+                               regulator-name = "VDDMEM";
+                               regulator-min-microvolt = <1500000>;
+                               regulator-max-microvolt = <1500000>;
+                               regulator-always-on;
+                       };
+                       vcc_33: SUDCDC3 {
+                               regulator-name = "VCC33";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+                       vcc_50: SUDCDC4 {
+                               regulator-name = "VCC50";
+                               regulator-min-microvolt = <5000000>;
+                               regulator-max-microvolt = <5000000>;
+                               regulator-always-on;
+                       };
+                       vcc_25: LDO_REG5 {
+                               regulator-name = "VCC25";
+                               regulator-min-microvolt = <2500000>;
+                               regulator-max-microvolt = <2500000>;
+                               regulator-always-on;
+                       };
+                       wifi_io: LDO_REG6 {
+                               regulator-name = "WIFIIO";
+                               regulator-min-microvolt = <2500000>;
+                               regulator-max-microvolt = <2500000>;
+                               regulator-always-on;
+                       };
+                       vcc_28: LDO_REG7 {
+                               regulator-name = "VCC28";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-always-on;
+                       };
+                       vcc_15: LDO_REG8 {
+                               regulator-name = "VCC15";
+                               regulator-min-microvolt = <1500000>;
+                               regulator-max-microvolt = <1500000>;
+                               regulator-always-on;
+                       };
+                       vcc_18: LDO_REG9 {
+                               regulator-name = "VCC18";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                       };
+                       vcc_11: LDO_REG10 {
+                               regulator-name = "VCC11";
+                               regulator-min-microvolt = <1100000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&i2c1 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pins_i2c1>;
+
+};
+
+&i2c2 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pins_i2c2>;
+
+};
+
+&i2c3 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pins_i2c3>;
+
+};
+
+&i2c4 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pins_i2c4>;
+
+       clock-frequency = <400000>;
+
+               rtc@51 {
+                       compatible = "nxp,pcf8563";
+                       reg = <0x51>;
+                       interrupts = <110>;
+               };
+};
+
 &nemc {
        status = "okay";
 
@@ -209,6 +326,36 @@
                bias-disable;
        };
 
+       pins_i2c0: i2c0 {
+               function = "i2c0";
+               groups = "i2c0-data";
+               bias-disable;
+       };
+
+       pins_i2c1: i2c1 {
+               function = "i2c1";
+               groups = "i2c1-data";
+               bias-disable;
+       };
+
+       pins_i2c2: i2c2 {
+               function = "i2c2";
+               groups = "i2c2-data";
+               bias-disable;
+       };
+
+       pins_i2c3: i2c3 {
+               function = "i2c3";
+               groups = "i2c3-data";
+               bias-disable;
+       };
+
+       pins_i2c4: i2c4 {
+               function = "i2c4";
+               groups = "i2c4-data-e";
+               bias-disable;
+       };
+
        pins_nemc: nemc {
                function = "nemc";
                groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";