From: Rob Herring <robh+dt@kernel.org>
To: Jagan Teki <jagan@amarulasolutions.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, David Airlie <airlied@linux.ie>,
linux-amarula <linux-amarula@amarulasolutions.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
Thierry Reding <thierry.reding@gmail.com>,
Sam Ravnborg <sam@ravnborg.org>
Subject: Re: [PATCH v2 2/3] dt-bindings: display: panel: Convert sitronix,st7701 to DT schema
Date: Wed, 25 Mar 2020 13:16:29 -0600 [thread overview]
Message-ID: <CAL_Jsq+F4cE=razpBFg=vjA8_TbPSH8pxLWO85s2Lt_=NZ063Q@mail.gmail.com> (raw)
In-Reply-To: <20200318171003.5179-2-jagan@amarulasolutions.com>
On Wed, Mar 18, 2020 at 11:10 AM Jagan Teki <jagan@amarulasolutions.com> wrote:
>
> Convert the sitronix,st7701 panel bindings to DT schema.
>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
> Changes for v2:
> - fix dt_binding_check
>
> .../display/panel/sitronix,st7701.txt | 30 --------
> .../display/panel/sitronix,st7701.yaml | 68 +++++++++++++++++++
> 2 files changed, 68 insertions(+), 30 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt
> create mode 100644 Documentation/devicetree/bindings/display/panel/sitronix,st7701.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt b/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt
> deleted file mode 100644
> index ccd17597f1f6..000000000000
> --- a/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -Sitronix ST7701 based LCD panels
> -
> -ST7701 designed for small and medium sizes of TFT LCD display, is
> -capable of supporting up to 480RGBX864 in resolution. It provides
> -several system interfaces like MIPI/RGB/SPI.
> -
> -Techstar TS8550B is 480x854, 2-lane MIPI DSI LCD panel which has
> -inbuilt ST7701 chip.
> -
> -Required properties:
> -- compatible: must be "sitronix,st7701" and one of
> - * "techstar,ts8550b"
> -- reset-gpios: a GPIO phandle for the reset pin
> -
> -Required properties for techstar,ts8550b:
> -- reg: DSI virtual channel used by that screen
> -- VCC-supply: analog regulator for MIPI circuit
> -- IOVCC-supply: I/O system regulator
> -
> -Optional properties:
> -- backlight: phandle for the backlight control.
> -
> -panel@0 {
> - compatible = "techstar,ts8550b", "sitronix,st7701";
> - reg = <0>;
> - VCC-supply = <®_dldo2>;
> - IOVCC-supply = <®_dldo2>;
> - reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
> - backlight = <&backlight>;
> -};
> diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7701.yaml b/Documentation/devicetree/bindings/display/panel/sitronix,st7701.yaml
> new file mode 100644
> index 000000000000..e02686dfd937
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/sitronix,st7701.yaml
> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: (GPL-2.0+ OR X11)
Do you have rights on the old doc to change the license? If so, it should be:
(GPL-2.0-only OR BSD-2-Clause)
If not, GPL-2.0-only.
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/sitronix,st7701.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sitronix ST7701 based LCD panels
> +
> +maintainers:
> + - Jagan Teki <jagan@amarulasolutions.com>
> +
> +description: |
> + ST7701 designed for small and medium sizes of TFT LCD display, is
> + capable of supporting up to 480RGBX864 in resolution. It provides
> + several system interfaces like MIPI/RGB/SPI.
> +
> + Techstar TS8550B is 480x854, 2-lane MIPI DSI LCD panel which has
> + inbuilt ST7701 chip.
Reference panel-common.yaml here.
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - techstar,ts8550b
> + - const: sitronix,st7701
> +
> + reg:
> + description: DSI virtual channel used by that screen
maxItems: 1
> +
> + VCC-supply:
> + description: analog regulator for MIPI circuit
> +
> + IOVCC-supply:
> + description: I/O system regulator
> +
> + reset-gpios:
> + description: a GPIO phandle for the reset pin
Just 'reset-gpios: true'. Already defined by panel-common.yaml.
> +
> + backlight:
> + description: Backlight used by the panel
> + $ref: "/schemas/types.yaml#/definitions/phandle"
Same here. Just need 'true'.
> +
> +required:
> + - compatible
> + - reg
> + - VCC-supply
> + - IOVCC-supply
> + - reset-gpios
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> +
> + dsi {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + panel@0 {
> + compatible = "techstar,ts8550b", "sitronix,st7701";
> + reg = <0>;
> + VCC-supply = <®_dldo2>;
> + IOVCC-supply = <®_dldo2>;
> + reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */
> + backlight = <&backlight>;
> + };
> + };
> --
> 2.17.1
>
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next prev parent reply other threads:[~2020-03-25 19:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-18 17:10 [PATCH v2 1/3] dt-bindings: display: panel: Convert feiyang, fy07024di26a30d to DT schema Jagan Teki
2020-03-18 17:10 ` [PATCH v2 2/3] dt-bindings: display: panel: Convert sitronix, st7701 " Jagan Teki
2020-03-25 19:16 ` Rob Herring [this message]
2020-03-18 17:10 ` [PATCH v2 3/3] MAINTAINERS: Update feiyang, st7701 panel bindings converted as YAML Jagan Teki
2020-03-18 18:58 ` Sam Ravnborg
2020-03-19 10:20 ` Jagan Teki
2020-03-19 10:31 ` Sam Ravnborg
2020-03-19 10:53 ` Jagan Teki
2020-03-18 18:57 ` [PATCH v2 1/3] dt-bindings: display: panel: Convert feiyang, fy07024di26a30d to DT schema Sam Ravnborg
2020-03-19 10:36 ` Jagan Teki
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