@@ -18,6 +18,13 @@ Required properties :
- #clock-cells : shall contain 1
- #reset-cells : shall contain 1
+Optional properties:
+- 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 {
compatible = "qcom,gcc-msm8960";
@@ -25,3 +32,16 @@ Example:
#clock-cells = <1>;
#reset-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";
+ qcom,tsens-slopes = <1176 1176 1154 1176 1111
+ 1132 1132 1199 1132 1199 1132>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #thermal-sensor-cells = <1>;
+ };
@@ -75,6 +75,88 @@
};
};
+ thermal-zones {
+ cpu-thermal0 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 7>;
+
+ trips {
+ cpu_alert0: trip@0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit0: trip@1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal1 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 8>;
+
+ trips {
+ cpu_alert1: trip@0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit1: trip@1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal2 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 9>;
+
+ trips {
+ cpu_alert2: trip@0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit2: trip@1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal3 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 10>;
+
+ trips {
+ cpu_alert3: trip@0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit3: trip@1 {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
cpu-pmu {
compatible = "qcom,krait-pmu";
interrupts = <1 10 0x304>;
@@ -364,11 +446,30 @@
};
};
+ qfprom: qfprom@00700000 {
+ 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";
+ qcom,tsens-slopes = <1176 1176 1154 1176 1111
+ 1132 1132 1199 1132 1199 1132>;
#clock-cells = <1>;
#reset-cells = <1>;
+ #thermal-sensor-cells = <1>;
};
lcc: clock-controller@28000000 {
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. Cc: Andy Gross <agross@codeaurora.org> Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org> --- .../devicetree/bindings/clock/qcom,gcc.txt | 20 ++++ arch/arm/boot/dts/qcom-apq8064.dtsi | 101 +++++++++++++++++++++ 2 files changed, 121 insertions(+)