dt-bindings: Add Rockchip rk817 audio CODEC support

Create dt-binding documentation to document rk817 codec.
New property name of rockchip,mic-in-differential added to control if
the microphone is in differential mode or not.

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Tested-by: Maciej Matuszczyk <maccraft123mc@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt
index 04df07f..23a17a6 100644 (file)
--- a/Documentation/devicetree/bindings/mfd/rk808.txt
+++ b/Documentation/devicetree/bindings/mfd/rk808.txt
@@ -23,6 +23,7 @@ Optional properties:
   default output clock name
 - rockchip,system-power-controller: Telling whether or not this pmic is controlling
   the system power.
+- wakeup-source: Device can be used as a wakeup source.
 
 Optional RK805 properties:
 - vcc1-supply:  The input supply for DCDC_REG1
@@ -63,8 +64,18 @@ Optional RK809 properties:
 - vcc9-supply:  The input supply for DCDC_REG5, SWITCH_REG2
 
 Optional RK817 properties:
+- clocks:      The input clock for the audio codec
+- clock-names: The clock name for the codec clock. Should be "mclk".
+- #sound-dai-cells: Needed for the interpretation of sound dais. Should be 0.
+
 - vcc8-supply:  The input supply for BOOST
 - vcc9-supply:  The input supply for OTG_SWITCH
+- codec:       The child node for the codec to hold additional properties.
+               If no additional properties are required for the codec, this
+               node can be omitted.
+
+- rockchip,mic-in-differential: Telling if the microphone uses differential
+                               mode. Should be under the codec child node.
 
 Optional RK818 properties:
 - vcc1-supply:  The input supply for DCDC_REG1
@@ -275,3 +286,180 @@ Example:
                        };
                };
        };
+
+       rk817: pmic@20 {
+               compatible = "rockchip,rk817";
+               reg = <0x20>;
+               interrupt-parent = <&gpio0>;
+               interrupts = <RK_PB2 IRQ_TYPE_LEVEL_LOW>;
+               clock-output-names = "rk808-clkout1", "xin32k";
+               clock-names = "mclk";
+               clocks = <&cru SCLK_I2S1_OUT>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pmic_int>, <&i2s1_2ch_mclk>;
+               wakeup-source;
+               #clock-cells = <1>;
+               #sound-dai-cells = <0>;
+
+               vcc1-supply = <&vccsys>;
+               vcc2-supply = <&vccsys>;
+               vcc3-supply = <&vccsys>;
+               vcc4-supply = <&vccsys>;
+               vcc5-supply = <&vccsys>;
+               vcc6-supply = <&vccsys>;
+               vcc7-supply = <&vccsys>;
+
+               regulators {
+                       vdd_logic: DCDC_REG1 {
+                               regulator-name = "vdd_logic";
+                               regulator-min-microvolt = <950000>;
+                               regulator-max-microvolt = <1150000>;
+                               regulator-ramp-delay = <6001>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <950000>;
+                               };
+                       };
+
+                       vdd_arm: DCDC_REG2 {
+                               regulator-name = "vdd_arm";
+                               regulator-min-microvolt = <950000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-ramp-delay = <6001>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                                       regulator-suspend-microvolt = <950000>;
+                               };
+                       };
+
+                       vcc_ddr: DCDC_REG3 {
+                               regulator-name = "vcc_ddr";
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                               };
+                       };
+
+                       vcc_3v3: DCDC_REG4 {
+                               regulator-name = "vcc_3v3";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vcc_1v8: LDO_REG2 {
+                               regulator-name = "vcc_1v8";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <1800000>;
+                               };
+                       };
+
+                       vdd_1v0: LDO_REG3 {
+                               regulator-name = "vdd_1v0";
+                               regulator-min-microvolt = <1000000>;
+                               regulator-max-microvolt = <1000000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <1000000>;
+                               };
+                       };
+
+                       vcc3v3_pmu: LDO_REG4 {
+                               regulator-name = "vcc3v3_pmu";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vccio_sd: LDO_REG5 {
+                               regulator-name = "vccio_sd";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vcc_sd: LDO_REG6 {
+                               regulator-name = "vcc_sd";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vcc_bl: LDO_REG7 {
+                               regulator-name = "vcc_bl";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vcc_lcd: LDO_REG8 {
+                               regulator-name = "vcc_lcd";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                                       regulator-suspend-microvolt = <2800000>;
+                               };
+                       };
+
+                       vcc_cam: LDO_REG9 {
+                               regulator-name = "vcc_cam";
+                               regulator-min-microvolt = <3000000>;
+                               regulator-max-microvolt = <3000000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                                       regulator-suspend-microvolt = <3000000>;
+                               };
+                       };
+               };
+
+               rk817_codec: codec {
+                       rockchip,mic-in-differential;
+               };
+       };