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Date: Thu, 6 Sep 2018 19:23:00 +0530
From: Amit Kucheria <amit.kucheria@...durent.com>
To: Bjorn Andersson <bjorn.andersson@...aro.org>
Cc: Andy Gross <andy.gross@...aro.org>,
David Brown <david.brown@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
linux-arm-msm <linux-arm-msm@...r.kernel.org>,
"open list:ARM/QUALCOMM SUPPORT" <linux-soc@...r.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 3/8] arm64: dts: qcom: msm8998: Add tsens and thermal-zones
On Tue, Sep 4, 2018 at 10:31 AM, Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:
> Add the two tsens instances and the thermal zones for CPUs, GPUs,
> battery and skin sensors.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
>
> Changes since v2:
> - New patch
>
> arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi | 38 +++++
> arch/arm64/boot/dts/qcom/msm8998.dtsi | 193 ++++++++++++++++++++++
> 2 files changed, 231 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> index 09b46c54e413..202aa1a5cf27 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> @@ -12,6 +12,44 @@
> stdout-path = "serial0:115200n8";
> };
>
> + thermal-zones {
> + battery-thermal {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens0 0>;
> +
> + trips {
> + battery_crit: trip0 {
> + temperature = <60000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + skin-thermal {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens1 5>;
> +
> + trips {
> + skin_alert: trip0 {
> + temperature = <44000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + skip_crit: trip1 {
> + temperature = <70000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> + };
> +
> vph_pwr: vph-pwr-regulator {
> compatible = "regulator-fixed";
> regulator-name = "vph_pwr";
> diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> index 98b9edb89424..f92f04f9ed6d 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> @@ -225,6 +225,183 @@
> };
> };
>
> + thermal-zones {
> + cpu-thermal0 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens0 6>;
> +
> + 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 = <&tsens0 7>;
> +
> + 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 = <&tsens0 8>;
> +
> + 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 = <&tsens0 9>;
> +
> + trips {
> + cpu_alert3: trip0 {
> + temperature = <75000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit3: trip1 {
> + temperature = <110000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + cpu-thermal4 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens0 10>;
> +
> + trips {
> + cpu_alert4: trip0 {
> + temperature = <75000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit4: trip1 {
> + temperature = <110000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + cpu-thermal5 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens0 11>;
> +
> + trips {
> + cpu_alert5: trip0 {
> + temperature = <75000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit5: trip1 {
> + temperature = <110000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + cpu-thermal6 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens1 0>;
> +
> + trips {
> + cpu_alert6: trip0 {
> + temperature = <75000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit6: trip1 {
> + temperature = <110000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + cpu-thermal7 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens1 1>;
> +
> + trips {
> + cpu_alert7: trip0 {
> + temperature = <75000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit7: trip1 {
> + temperature = <110000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + gpu-thermal {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&tsens1 3>;
> + };
> + };
> +
> timer {
> compatible = "arm,armv8-timer";
> interrupts = <GIC_PPI 1 IRQ_TYPE_LEVEL_LOW>,
> @@ -281,6 +458,22 @@
> cell-index = <0>;
> };
>
> + tsens0: thermal@...a000 {
> + compatible = "qcom,msm8998-tsens", "qcom,tsens-v2";
> + reg = <0x10aa000 0x2000>;
> +
use the SROT and TM split for v2?
> + #qcom,sensors = <12>;
> + #thermal-sensor-cells = <1>;
> + };
> +
> + tsens1: thermal@...d000 {
> + compatible = "qcom,msm8998-tsens", "qcom,tsens-v2";
> + reg = <0x10ad000 0x2000>;
> +
use the SROT and TM split for v2?
> + #qcom,sensors = <8>;
> + #thermal-sensor-cells = <1>;
> + };
> +
> apcs_glb: mailbox@...0000 {
> compatible = "qcom,msm8998-apcs-hmss-global";
> reg = <0x17911000 0x1000>;
> --
> 2.18.0
>
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