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[76.88.115.8]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-306dd185acasm943943a91.48.2025.04.09.01.21.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Apr 2025 01:21:06 -0700 (PDT) Date: Wed, 9 Apr 2025 01:21:03 -0700 From: Sukrut Bellary To: Rob Herring Cc: Michael Turquette , Stephen Boyd , Krzysztof Kozlowski , Conor Dooley , Tero Kristo , Kevin Hilman , Andreas Kemnade , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/4] dt-bindings: clock: ti: Convert to yaml Message-ID: References: <20250404014500.2789830-1-sbellary@baylibre.com> <20250404014500.2789830-2-sbellary@baylibre.com> <20250404151902.GA1400262-robh@kernel.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250404151902.GA1400262-robh@kernel.org> On Fri, Apr 04, 2025 at 10:19:02AM -0500, Rob Herring wrote: > On Thu, Apr 03, 2025 at 06:44:57PM -0700, Sukrut Bellary wrote: > > Covert TI autoidle clock txt binding to yaml. > > Convert > > 2 patches in the series have the exact same subject. Really, nothing in > all of the git history should ever repeat a subject. After all, you > can't make the same change twice. Thanks for the review. I will fix this. > > > > AutoIdle clock is not an individual clock; it is always a > > derivate of some basic clock like a gate, divider, or fixed-factor. > > This binding will be referred in ti,divider-clock.yaml, and > > ti,fixed-factor-clock.yaml. > > > > As all clocks don't support the autoidle feature e.g., > > in DRA77xx/AM57xx[1], dpll_abe_x2* and dpll_per_x2 don't have > > autoidle, remove required properties from the binding. > > Clean up the example to meet the current standards. > > > > Add the creator of the original binding as a maintainer. > > > > [1] https://www.ti.com/lit/ug/spruhz6l/spruhz6l.pdf > > > > Signed-off-by: Sukrut Bellary > > --- > > .../devicetree/bindings/clock/ti/autoidle.txt | 37 -------------- > > .../bindings/clock/ti/ti,autoidle.yaml | 49 +++++++++++++++++++ > > 2 files changed, 49 insertions(+), 37 deletions(-) > > delete mode 100644 Documentation/devicetree/bindings/clock/ti/autoidle.txt > > create mode 100644 Documentation/devicetree/bindings/clock/ti/ti,autoidle.yaml > > > > diff --git a/Documentation/devicetree/bindings/clock/ti/autoidle.txt b/Documentation/devicetree/bindings/clock/ti/autoidle.txt > > deleted file mode 100644 > > index 05645a10a9e3..000000000000 > > --- a/Documentation/devicetree/bindings/clock/ti/autoidle.txt > > +++ /dev/null > > @@ -1,37 +0,0 @@ > > -Binding for Texas Instruments autoidle clock. > > - > > -This binding uses the common clock binding[1]. It assumes a register mapped > > -clock which can be put to idle automatically by hardware based on the usage > > -and a configuration bit setting. Autoidle clock is never an individual > > -clock, it is always a derivative of some basic clock like a gate, divider, > > -or fixed-factor. > > - > > -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt > > - > > -Required properties: > > -- reg : offset for the register controlling the autoidle > > -- ti,autoidle-shift : bit shift of the autoidle enable bit > > -- ti,invert-autoidle-bit : autoidle is enabled by setting the bit to 0 > > - > > -Examples: > > - dpll_core_m4_ck: dpll_core_m4_ck { > > - #clock-cells = <0>; > > - compatible = "ti,divider-clock"; > > - clocks = <&dpll_core_x2_ck>; > > - ti,max-div = <31>; > > - ti,autoidle-shift = <8>; > > - reg = <0x2d38>; > > - ti,index-starts-at-one; > > - ti,invert-autoidle-bit; > > - }; > > - > > - dpll_usb_clkdcoldo_ck: dpll_usb_clkdcoldo_ck { > > - #clock-cells = <0>; > > - compatible = "ti,fixed-factor-clock"; > > - clocks = <&dpll_usb_ck>; > > - ti,clock-div = <1>; > > - ti,autoidle-shift = <8>; > > - reg = <0x01b4>; > > - ti,clock-mult = <1>; > > - ti,invert-autoidle-bit; > > - }; > > diff --git a/Documentation/devicetree/bindings/clock/ti/ti,autoidle.yaml b/Documentation/devicetree/bindings/clock/ti/ti,autoidle.yaml > > new file mode 100644 > > index 000000000000..c995dae65cd6 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/clock/ti/ti,autoidle.yaml > > @@ -0,0 +1,49 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/clock/ti/ti,autoidle.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: TI autoidle clock > > + > > +maintainers: > > + - Tero Kristo > > + - Sukrut Bellary > > + > > +description: | > > Don't need '|' if no formatting to preserve. I will fix this. > > + In TI SoC, some of the clocks support autoidle feature. > > + It assumes a register mapped clock which can be put to idle automatically > > + by hardware based on the usage and a configuration bit setting. > > + Autoidle clock is never an individual clock, it is always a derivative > > + of some basic clock like a gate, divider or fixed-factor. > > Is this 3 1 sentence paragraphs or 1 paragraph with odd line wrapping? > Blank line between paragraphs or re-wrap at 80 char. I prefer the latter > as 1 sentence paragraphs doesn't make much sense. It's odd line wrapping. I will fix this. > > + > > +properties: > > + reg: > > + maxItems: 1 > > + > > + ti,autoidle-shift: > > + $ref: /schemas/types.yaml#/definitions/uint32 > > + description: > > + bit shift of the autoidle enable bit for the clock > > + maximum: 31 > > + default: 0 > > + > > + ti,invert-autoidle-bit: > > + type: boolean > > + description: > > + autoidle is enabled by setting the bit to 0 > > + > > +additionalProperties: true > > + > > +examples: > > + - | > > + bus { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + clock@1b4 { > > + reg = <0x01b4>; > > + ti,autoidle-shift = <8>; > > + ti,invert-autoidle-bit; > > + }; > > + }; > > -- > > 2.34.1 > >