devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Brian Masney <masneyb@onstation.org>
To: Rob Herring <robh+dt@kernel.org>
Cc: Stephen Boyd <sboyd@kernel.org>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Linux Input <linux-input@vger.kernel.org>,
	devicetree@vger.kernel.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	linux-clk <linux-clk@vger.kernel.org>
Subject: Re: [PATCH 4/7] dt-bindings: Input: introduce new clock vibrator bindings
Date: Sun, 8 Dec 2019 19:54:36 -0500	[thread overview]
Message-ID: <20191209005436.GA13647@onstation.org> (raw)
In-Reply-To: <CAL_Jsq+jpz6_N18sChREC_xGYt9sSFZFtWr3omb_6o7+MFxuHg@mail.gmail.com>

On Thu, Dec 05, 2019 at 07:56:10AM -0600, Rob Herring wrote:
> On Wed, Dec 4, 2019 at 6:25 PM Brian Masney <masneyb@onstation.org> wrote:
> >
> > Add support for clock-based vibrator devices where the speed can be
> > controlled by changing the duty cycle.
> >
> > Signed-off-by: Brian Masney <masneyb@onstation.org>
> > ---
> >  .../bindings/input/clk-vibrator.yaml          | 60 +++++++++++++++++++
> >  1 file changed, 60 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/input/clk-vibrator.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/input/clk-vibrator.yaml b/Documentation/devicetree/bindings/input/clk-vibrator.yaml
> > new file mode 100644
> > index 000000000000..2103a5694fad
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/input/clk-vibrator.yaml
> > @@ -0,0 +1,60 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/bindings/input/clk-vibrator.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Clock vibrator
> > +
> > +maintainers:
> > +  - Brian Masney <masneyb@onstation.org>
> > +
> > +description: |
> > +  Support for clock-based vibrator devices where the speed can be controlled
> > +  by changing the duty cycle.
> > +
> > +properties:
> > +  compatible:
> > +    const: clk-vibrator
> > +
> > +  clocks:
> > +    maxItems: 1
> > +
> > +  clock-names:
> > +    description: output clock that controls the speed
> > +    items:
> > +      - const: core
> 
> No point in making up a name when there's only one clock, so drop.

OK, will do.

> 
> > +
> > +  clock-frequency: true
> 
> Given the frequency is variable, what does this mean in this case?

The clock frequency is fixed. The duty cycle is what's variable.

Brian



> 
> > +  enable-gpios:
> > +    maxItems: 1
> > +
> > +  vcc-supply:
> > +    description: Regulator that provides power
> > +
> > +required:
> > +  - compatible
> > +  - clocks
> > +  - clock-names
> > +  - clock-frequency
> 
> Add:
> 
> additionalProperties: false
> 
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/clock/qcom,mmcc-msm8974.h>
> > +    #include <dt-bindings/gpio/gpio.h>
> > +
> > +    vibrator {
> > +        compatible = "clk-vibrator";
> > +
> > +        vcc-supply = <&pm8941_l19>;
> > +
> > +        clocks = <&mmcc CAMSS_GP1_CLK>;
> > +        clock-names = "core";
> > +        clock-frequency = <24000>;
> > +
> > +        enable-gpios = <&msmgpio 60 GPIO_ACTIVE_HIGH>;
> > +
> > +        pinctrl-names = "default";
> > +        pinctrl-0 = <&vibrator_pin>;
> > +    };
> > --
> > 2.21.0
> >

  reply	other threads:[~2019-12-09  0:54 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-05  0:24 [PATCH 0/7] qcom: add clk-vibrator driver Brian Masney
2019-12-05  0:24 ` [PATCH 1/7] clk: qcom: add support for setting the duty cycle Brian Masney
2019-12-10  4:47   ` Taniya Das
2020-02-12 23:23     ` Stephen Boyd
     [not found]   ` <0101016eee224b50-8a5545e2-837f-41c2-9574-b385e111a6b3-000000@us-west-2.amazonses.com>
2019-12-10 11:51     ` Brian Masney
2019-12-13 13:56       ` Linus Walleij
2019-12-05  0:24 ` [PATCH 2/7] dt-bindings: Input: drop msm-vibrator in favor of clk-vibrator Brian Masney
2019-12-17 14:11   ` Rob Herring
2019-12-05  0:24 ` [PATCH 3/7] Input: drop msm-vibrator in favor of clk-vibrator driver Brian Masney
2020-02-11 12:18   ` Brian Masney
2019-12-05  0:25 ` [PATCH 4/7] dt-bindings: Input: introduce new clock vibrator bindings Brian Masney
2019-12-05 13:56   ` Rob Herring
2019-12-09  0:54     ` Brian Masney [this message]
2019-12-09 16:16       ` Rob Herring
2019-12-09 16:55         ` Brian Masney
2020-01-05  8:35   ` Stephen Boyd
2020-01-07 12:03     ` Brian Masney
2020-01-07 17:52       ` Stephen Boyd
2020-01-07 23:18         ` Brian Masney
2019-12-05  0:25 ` [PATCH 5/7] Input: introduce new clock vibrator driver Brian Masney
2019-12-05  0:25 ` [PATCH 6/7] ARM: qcom_defconfig: drop msm-vibrator in favor of clk-vibrator driver Brian Masney
2019-12-05  0:25 ` [PATCH 7/7] ARM: dts: qcom: msm8974-hammerhead: add support for vibrator Brian Masney

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20191209005436.GA13647@onstation.org \
    --to=masneyb@onstation.org \
    --cc=agross@kernel.org \
    --cc=bjorn.andersson@linaro.org \
    --cc=devicetree@vger.kernel.org \
    --cc=dmitry.torokhov@gmail.com \
    --cc=linux-arm-msm@vger.kernel.org \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-input@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mturquette@baylibre.com \
    --cc=robh+dt@kernel.org \
    --cc=sboyd@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).