* [PATCH v5 1/4] dt-bindings: Introduce SoC sleep stats bindings
[not found] <1584505758-21037-1-git-send-email-mkshah@codeaurora.org>
@ 2020-03-18 4:29 ` Maulik Shah
2020-03-18 21:29 ` Stephen Boyd
2020-03-18 4:29 ` [PATCH v5 3/4] arm64: dts: qcom: sc7180: Enable SoC sleep stats Maulik Shah
1 sibling, 1 reply; 4+ messages in thread
From: Maulik Shah @ 2020-03-18 4:29 UTC (permalink / raw)
To: swboyd, mka, evgreen, bjorn.andersson
Cc: linux-kernel, linux-arm-msm, agross, dianders, rnayak, ilina,
lsrao, Mahesh Sivasubramanian, devicetree, Maulik Shah
From: Mahesh Sivasubramanian <msivasub@codeaurora.org>
Add device binding documentation for Qualcomm Technologies, Inc. (QTI)
SoC sleep stats driver. The driver is used for displaying SoC sleep
statistic maintained by Always On Processor or Resource Power Manager.
Cc: devicetree@vger.kernel.org
Signed-off-by: Mahesh Sivasubramanian <msivasub@codeaurora.org>
Signed-off-by: Lina Iyer <ilina@codeaurora.org>
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
.../bindings/soc/qcom/soc-sleep-stats.yaml | 46 ++++++++++++++++++++++
1 file changed, 46 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
diff --git a/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
new file mode 100644
index 0000000..d0c751d
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/qcom/soc-sleep-stats.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. (QTI) SoC sleep stats bindings
+
+maintainers:
+ - Maulik Shah <mkshah@codeaurora.org>
+ - Lina Iyer <ilina@codeaurora.org>
+
+description:
+ Always On Processor/Resource Power Manager maintains statistics of the SoC
+ sleep modes involving powering down of the rails and oscillator clock.
+
+ Statistics includes SoC sleep mode type, number of times low power mode were
+ entered, time of last entry, time of last exit and accumulated sleep duration.
+
+properties:
+ compatible:
+ enum:
+ - qcom,rpmh-sleep-stats
+ - qcom,rpm-sleep-stats
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+examples:
+ # Example of rpmh sleep stats
+ - |
+ rpmh-sleep-stats@c3f0000 {
+ compatible = "qcom,rpmh-sleep-stats";
+ reg = <0 0xc3f0000 0 0x400>;
+ };
+ # Example of rpm sleep stats
+ - |
+ rpm-sleep-stats@4690000 {
+ compatible = "qcom,rpm-sleep-stats";
+ reg = <0 0x04690000 0 0x400>;
+ };
+...
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH v5 3/4] arm64: dts: qcom: sc7180: Enable SoC sleep stats
[not found] <1584505758-21037-1-git-send-email-mkshah@codeaurora.org>
2020-03-18 4:29 ` [PATCH v5 1/4] dt-bindings: Introduce SoC sleep stats bindings Maulik Shah
@ 2020-03-18 4:29 ` Maulik Shah
1 sibling, 0 replies; 4+ messages in thread
From: Maulik Shah @ 2020-03-18 4:29 UTC (permalink / raw)
To: swboyd, mka, evgreen, bjorn.andersson
Cc: linux-kernel, linux-arm-msm, agross, dianders, rnayak, ilina,
lsrao, Maulik Shah, devicetree
Add device node for SoC sleep stats driver which provides various
low power mode stats.
Also update the reg size of aoss_qmp device to 0x400.
Cc: devicetree@vger.kernel.org
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 253274d..0eb6695 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -1610,7 +1610,7 @@
aoss_qmp: qmp@c300000 {
compatible = "qcom,sc7180-aoss-qmp";
- reg = <0 0x0c300000 0 0x100000>;
+ reg = <0 0x0c300000 0 0x400>;
interrupts = <GIC_SPI 389 IRQ_TYPE_EDGE_RISING>;
mboxes = <&apss_shared 0>;
@@ -1618,6 +1618,11 @@
#power-domain-cells = <1>;
};
+ rpmh-sleep-stats@c3f0000 {
+ compatible = "qcom,rpmh-sleep-stats";
+ reg = <0 0x0c3f0000 0 0x400>;
+ };
+
spmi_bus: spmi@c440000 {
compatible = "qcom,spmi-pmic-arb";
reg = <0 0x0c440000 0 0x1100>,
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply related [flat|nested] 4+ messages in thread