From: Amit Kucheria <amit.kucheria@linaro.org>
To: Rob Herring <robh@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
linux-arm-msm <linux-arm-msm@vger.kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Eduardo Valentin <edubezval@gmail.com>,
Andy Gross <agross@kernel.org>,
Brian Masney <masneyb@onstation.org>,
Stephen Boyd <swboyd@chromium.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Zhang Rui <rui.zhang@intel.com>,
Linux PM list <linux-pm@vger.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>
Subject: Re: [PATCH v3 07/15] dt-bindings: thermal: tsens: Convert over to a yaml schema
Date: Fri, 20 Sep 2019 14:42:57 -0700 [thread overview]
Message-ID: <CAHLCerMc=+Xyf-KkJ4gn0Cfs8yuTTLetKEuSiKCwK4kAWo7ocw@mail.gmail.com> (raw)
In-Reply-To: <20190917190619.GA9311@bogus>
On Tue, Sep 17, 2019 at 12:06 PM Rob Herring <robh@kernel.org> wrote:
>
> On Wed, Sep 11, 2019 at 12:46:24PM +0530, Amit Kucheria wrote:
> > Document interrupt support in the tsens driver by converting over to a
> > YAML schema.
> >
> > Suggested-by: Stephen Boyd <swboyd@chromium.org>
> > Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
> > ---
> > .../bindings/thermal/qcom-tsens.txt | 55 ------
> > .../bindings/thermal/qcom-tsens.yaml | 174 ++++++++++++++++++
> > MAINTAINERS | 1 +
> > 3 files changed, 175 insertions(+), 55 deletions(-)
> > delete mode 100644 Documentation/devicetree/bindings/thermal/qcom-tsens.txt
> > create mode 100644 Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
>
>
> > diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> > new file mode 100644
> > index 000000000000..6784766fe58f
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> > @@ -0,0 +1,174 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR MIT)
> > +# Copyright 2019 Linaro Ltd.
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/thermal/qcom-tsens.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: QCOM SoC Temperature Sensor (TSENS)
> > +
> > +maintainers:
> > + - Amit Kucheria <amit.kucheria@linaro.org>
> > +
> > +description: |
> > + QCOM SoCs have TSENS IP to allow temperature measurement. There are currently
> > + three distinct major versions of the IP that is supported by a single driver.
> > + The IP versions are named v0.1, v1 and v2 in the driver, where v0.1 captures
> > + everything before v1 when there was no versioning information.
> > +
> > +properties:
> > + compatible:
> > + oneOf:
> > + - description: v0.1 of TSENS
> > + items:
> > + - enum:
> > + - qcom,msm8916-tsens
> > + - qcom,msm8974-tsens
> > + - const: qcom,tsens-v0_1
> > +
> > + - description: v1 of TSENS
> > + items:
> > + - enum:
> > + - qcom,qcs404-tsens
> > + - const: qcom,tsens-v1
> > +
> > + - description: v2 of TSENS
> > + items:
> > + - enum:
> > + - qcom,msm8996-tsens
> > + - qcom,msm8998-tsens
> > + - qcom,sdm845-tsens
> > + - const: qcom,tsens-v2
> > +
> > + reg:
> > + maxItems: 2
> > + items:
> > + - description: TM registers
> > + - description: SROT registers
> > +
> > + nvmem-cells:
> > + minItems: 1
> > + maxItems: 2
> > + description:
> > + Reference to an nvmem node for the calibration data
> > +
> > + nvmem-cells-names:
>
> This is going to require 2 items, so you need an explicit minItems and
> maxItems.
Will fix.
> > + items:
> > + - enum:
> > + - caldata
> > + - calsel
> > +
> > + "#qcom,sensors":
> > + allOf:
> > + - $ref: /schemas/types.yaml#/definitions/uint32
> > + - minimum: 1
> > + - maximum: 16
> > + description:
> > + Number of sensors enabled on this platform
> > +
> > + "#thermal-sensor-cells":
> > + const: 1
> > + description:
> > + Number of cells required to uniquely identify the thermal sensors. Since
> > + we have multiple sensors this is set to 1
> > +
> > +allOf:
> > + - if:
> > + properties:
> > + compatible:
> > + contains:
> > + enum:
> > + - qcom,msm8916-tsens
> > + - qcom,msm8974-tsens
> > + - qcom,qcs404-tsens
> > + - qcom,tsens-v0_1
> > + - qcom,tsens-v1
> > + then:
> > + properties:
> > + interrupts:
>
> > + minItems: 1
> > + maxItems: 1
>
> These can be implicit.
Will remove all of these.
> > + items:
> > + - description: Combined interrupt if upper or lower threshold crossed
> > + interrupt-names:
> > + minItems: 1
> > + maxItems: 1
>
> ditto.
>
> > + items:
> > + - const: uplow
> > +
> > + else:
> > + properties:
> > + interrupts:
> > + minItems: 2
> > + maxItems: 2
>
> ditto.
>
> > + items:
> > + - description: Combined interrupt if upper or lower threshold crossed
> > + - description: Interrupt if critical threshold crossed
> > + interrupt-names:
> > + minItems: 2
> > + maxItems: 2
>
> ditto.
>
> > + items:
> > + - const: uplow
> > + - const: critical
> > +
> > +required:
> > + - compatible
> > + - reg
> > + - "#qcom,sensors"
> > + - interrupts
> > + - interrupt-names
> > + - "#thermal-sensor-cells"
> > +
> > +examples:
> > + - |
> > + #include <dt-bindings/interrupt-controller/arm-gic.h>
> > + // Example 1 (legacy: for pre v1 IP):
> > + tsens1: thermal-sensor@900000 {
> > + compatible = "qcom,msm8916-tsens", "qcom,tsens-v0_1";
> > + reg = <0x4a9000 0x1000>, /* TM */
> > + <0x4a8000 0x1000>; /* SROT */
> > +
> > + nvmem-cells = <&tsens_caldata>, <&tsens_calsel>;
> > + nvmem-cell-names = "caldata", "calsel";
> > +
> > + interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-names = "uplow";
> > +
> > + #qcom,sensors = <5>;
> > + #thermal-sensor-cells = <1>;
> > + };
> > +
> > + - |
> > + #include <dt-bindings/interrupt-controller/arm-gic.h>
> > + // Example 2 (for any platform containing v1 of the TSENS IP):
> > + tsens2: thermal-sensor@4a9000 {
> > + compatible = "qcom,qcs404-tsens", "qcom,tsens-v1";
> > + reg = <0x004a9000 0x1000>, /* TM */
> > + <0x004a8000 0x1000>; /* SROT */
> > +
> > + nvmem-cells = <&tsens_caldata>;
> > + nvmem-cell-names = "calib";
> > +
> > + interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-names = "uplow";
> > +
> > + #qcom,sensors = <10>;
> > + #thermal-sensor-cells = <1>;
> > + };
> > +
> > + - |
> > + #include <dt-bindings/interrupt-controller/arm-gic.h>
> > + // Example 3 (for any platform containing v2 of the TSENS IP):
> > + tsens3: thermal-sensor@c263000 {
> > + compatible = "qcom,sdm845-tsens", "qcom,tsens-v2";
> > + reg = <0xc263000 0x1ff>,
> > + <0xc222000 0x1ff>;
> > +
> > + interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 508 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-names = "uplow", "critical";
> > +
> > + #qcom,sensors = <13>;
> > + #thermal-sensor-cells = <1>;
> > + };
> > +...
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index e7a47b5210fd..ff757a4a060c 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -13360,6 +13360,7 @@ L: linux-pm@vger.kernel.org
> > L: linux-arm-msm@vger.kernel.org
> > S: Maintained
> > F: drivers/thermal/qcom/
> > +F: Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> >
> > QUALCOMM VENUS VIDEO ACCELERATOR DRIVER
> > M: Stanimir Varbanov <stanimir.varbanov@linaro.org>
> > --
> > 2.17.1
> >
next prev parent reply other threads:[~2019-09-20 21:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-11 7:16 [PATCH v3 00/15] thermal: qcom: tsens: Add interrupt support Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 01/15] drivers: thermal: tsens: Get rid of id field in tsens_sensor Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 02/15] drivers: thermal: tsens: Simplify code flow in tsens_probe Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 03/15] drivers: thermal: tsens: Add __func__ identifier to debug statements Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 04/15] drivers: thermal: tsens: Add debugfs support Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 05/15] arm: dts: msm8974: thermal: Add thermal zones for each sensor Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 06/15] arm64: dts: msm8916: thermal: Fixup HW ids for cpu sensors Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 07/15] dt-bindings: thermal: tsens: Convert over to a yaml schema Amit Kucheria
2019-09-17 19:06 ` Rob Herring
2019-09-20 21:42 ` Amit Kucheria [this message]
2019-09-11 7:16 ` [PATCH v3 08/15] arm64: dts: sdm845: thermal: Add interrupt support Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 09/15] arm64: dts: msm8996: " Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 10/15] arm64: dts: msm8998: " Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 11/15] arm64: dts: qcs404: " Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 12/15] arm: dts: msm8974: " Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 13/15] arm64: dts: msm8916: " Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 14/15] drivers: thermal: tsens: Create function to return sign-extended temperature Amit Kucheria
2019-09-11 7:16 ` [PATCH v3 15/15] drivers: thermal: tsens: Add interrupt support Amit Kucheria
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