arm: dts: apq8064: Add thermal zones, tsens and qfprom nodes

TSENS is part of GCC, hence add TSENS properties as part of GCC node.
Also add thermal zones and qfprom nodes.
Update GCC bindings doc to mention the possibility of optional TSENS
properties that can be part of GCC node.

Acked-by: Eduardo Valentin <edubezval@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

2 files changed, 119 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.txt b/Documentation/devicetree/bindings/clock/qcom,gcc.txt
index 9a60fde32b02..ea893cbef73d 100644
--- a/Documentation/devicetree/bindings/clock/qcom,gcc.txt
+++ b/Documentation/devicetree/bindings/clock/qcom,gcc.txt
@@ -22,6 +22,11 @@ Required properties :
 
 Optional properties :
 - #power-domain-cells : shall contain 1
+- Qualcomm TSENS (thermal sensor device) on some devices can
+be part of GCC and hence the TSENS properties can also be
+part of the GCC/clock-controller node.
+For more details on the TSENS properties please refer
+Documentation/devicetree/bindings/thermal/qcom-tsens.txt
 
 Example:
         clock-controller@900000 {
@@ -31,3 +36,14 @@ Example:
                 #reset-cells = <1>;
                 #power-domain-cells = <1>;
         };
+
+Example of GCC with TSENS properties:
+        clock-controller@900000 {
+                compatible = "qcom,gcc-apq8064";
+                reg = <0x00900000 0x4000>;
+                nvmem-cells = <&tsens_calib>, <&tsens_backup>;
+                nvmem-cell-names = "calib", "calib_backup";
+                #clock-cells = <1>;
+                #reset-cells = <1>;
+                #thermal-sensor-cells = <1>;
+        };
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 7e43416e250f..1dbe697b2e90 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -87,6 +87,92 @@
                 };
         };
 
+        thermal-zones {
+                cpu-thermal0 {
+                        polling-delay-passive = <250>;
+                        polling-delay = <1000>;
+
+                        thermal-sensors = <&gcc 7>;
+                        coefficients = <1199 0>;
+
+                        trips {
+                                cpu_alert0: trip0 {
+                                        temperature = <75000>;
+                                        hysteresis = <2000>;
+                                        type = "passive";
+                                };
+                                cpu_crit0: trip1 {
+                                        temperature = <110000>;
+                                        hysteresis = <2000>;
+                                        type = "critical";
+                                };
+                        };
+                };
+
+                cpu-thermal1 {
+                        polling-delay-passive = <250>;
+                        polling-delay = <1000>;
+
+                        thermal-sensors = <&gcc 8>;
+                        coefficients = <1132 0>;
+
+                        trips {
+                                cpu_alert1: trip0 {
+                                        temperature = <75000>;
+                                        hysteresis = <2000>;
+                                        type = "passive";
+                                };
+                                cpu_crit1: trip1 {
+                                        temperature = <110000>;
+                                        hysteresis = <2000>;
+                                        type = "critical";
+                                };
+                        };
+                };
+
+                cpu-thermal2 {
+                        polling-delay-passive = <250>;
+                        polling-delay = <1000>;
+
+                        thermal-sensors = <&gcc 9>;
+                        coefficients = <1199 0>;
+
+                        trips {
+                                cpu_alert2: trip0 {
+                                        temperature = <75000>;
+                                        hysteresis = <2000>;
+                                        type = "passive";
+                                };
+                                cpu_crit2: trip1 {
+                                        temperature = <110000>;
+                                        hysteresis = <2000>;
+                                        type = "critical";
+                                };
+                        };
+                };
+
+                cpu-thermal3 {
+                        polling-delay-passive = <250>;
+                        polling-delay = <1000>;
+
+                        thermal-sensors = <&gcc 10>;
+                        coefficients = <1132 0>;
+
+                        trips {
+                                cpu_alert3: trip0 {
+                                        temperature = <75000>;
+                                        hysteresis = <2000>;
+                                        type = "passive";
+                                };
+                                cpu_crit3: trip1 {
+                                        temperature = <110000>;
+                                        hysteresis = <2000>;
+                                        type = "critical";
+                                };
+                        };
+                };
+        };
+
         cpu-pmu {
                 compatible = "qcom,krait-pmu";
                 interrupts = <1 10 0x304>;
@@ -649,11 +735,28 @@
                         };
                 };
 
+                qfprom: qfprom@700000 {
+                        compatible      = "qcom,qfprom";
+                        reg             = <0x00700000 0x1000>;
+                        #address-cells  = <1>;
+                        #size-cells     = <1>;
+                        ranges;
+                        tsens_calib: calib {
+                                reg = <0x404 0x10>;
+                        };
+                        tsens_backup: backup_calib {
+                                reg = <0x414 0x10>;
+                        };
+                };
+
                 gcc: clock-controller@900000 {
                         compatible = "qcom,gcc-apq8064";
                         reg = <0x00900000 0x4000>;
+                        nvmem-cells = <&tsens_calib>, <&tsens_backup>;
+                        nvmem-cell-names = "calib", "calib_backup";
                         #clock-cells = <1>;
                         #reset-cells = <1>;
+                        #thermal-sensor-cells = <1>;
                 };
 
                 lcc: clock-controller@28000000 {