From: Rob Herring <robh@kernel.org>
To: Luca Weiss <luca@z3ntu.xyz>
Cc: linux-leds@vger.kernel.org, Dan Murphy <dmurphy@ti.com>,
Heiko Stuebner <heiko@sntech.de>, Icenowy Zheng <icenowy@aosc.io>,
Jacek Anaszewski <jacek.anaszewski@gmail.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Mark Rutland <mark.rutland@arm.com>,
Maxime Ripard <mripard@kernel.org>, Pavel Machek <pavel@ucw.cz>,
Shawn Guo <shawnguo@kernel.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH v2 1/2] dt-bindings: leds: Add binding for sgm3140
Date: Fri, 10 Apr 2020 12:41:42 -0500 [thread overview]
Message-ID: <20200410174142.GA14153@bogus> (raw)
In-Reply-To: <20200330194757.2645388-2-luca@z3ntu.xyz>
On Mon, Mar 30, 2020 at 09:47:56PM +0200, Luca Weiss wrote:
> Add YAML devicetree binding for SGMICRO SGM3140 charge pump used for
> camera flash LEDs.
>
> Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
> ---
> Changes since v1:
> - Add vin-supply
> - Add led subnode (common.yaml)
>
> .../bindings/leds/leds-sgm3140.yaml | 61 +++++++++++++++++++
> 1 file changed, 61 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
>
> diff --git a/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml b/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
> new file mode 100644
> index 000000000000..24ca178e5d0a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
> @@ -0,0 +1,61 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/leds/leds-sgm3140.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SGMICRO SGM3140 500mA Buck/Boost Charge Pump LED Driver
> +
> +maintainers:
> + - Luca Weiss <luca@z3ntu.xyz>
> +
> +description: |
> + The SGM3140 is a current-regulated charge pump which can regulate two current
> + levels for Flash and Torch modes.
> +
> + The data sheet can be found at:
> + http://www.sg-micro.com/uploads/soft/20190626/1561535688.pdf
> +
> +properties:
> + compatible:
> + const: sgmicro,sgm3140
> +
> + enable-gpios:
> + maxItems: 1
> + description: A connection to the 'EN' pin.
> +
> + flash-gpios:
> + maxItems: 1
> + description: A connection to the 'FLASH' pin.
> +
> + vin-supply:
> + description: Regulator providing power to the 'VIN' pin.
> +
> + led:
Needs 'type: object'
With that,
Reviewed-by: Rob Herring <robh@kernel.org>
> + allOf:
> + - $ref: common.yaml#
> +
> +required:
> + - compatible
> + - flash-gpios
> + - enable-gpios
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/leds/common.h>
> +
> + sgm3140 {
> + compatible = "sgmicro,sgm3140";
> + flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
> + enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
> + vin-supply = <®_dcdc1>;
> +
> + sgm3140_flash: led {
> + function = LED_FUNCTION_FLASH;
> + color = <LED_COLOR_ID_WHITE>;
> + flash-max-timeout-us = <250000>;
> + };
> + };
> --
> 2.26.0
>
next prev parent reply other threads:[~2020-04-10 17:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-30 19:47 [PATCH v2 0/2] Add sgm3140 flash led driver Luca Weiss
2020-03-30 19:47 ` [PATCH v2 1/2] dt-bindings: leds: Add binding for sgm3140 Luca Weiss
2020-04-03 17:21 ` Dan Murphy
2020-04-10 17:41 ` Rob Herring [this message]
2020-03-30 19:47 ` [PATCH v2 2/2] leds: add sgm3140 driver Luca Weiss
2020-04-03 17:31 ` Dan Murphy
2020-04-04 9:36 ` Luca Weiss
2020-04-04 13:56 ` Dan Murphy
2020-04-04 9:58 ` Andy Shevchenko
2020-04-05 18:45 ` Luca Weiss
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