linux-kernel - Re: [PATCH v3] display: panel: Add AUO g070vvn01 display support (800x480)

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Message-ID: <20180514173621.797c6b8f@jawa>
Date:   Mon, 14 May 2018 17:36:21 +0200
From:   Lukasz Majewski <lukma@...x.de>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>, Rob Herring <robh@...nel.org>
Cc:     dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] display: panel: Add AUO g070vvn01 display support
 (800x480)

Dear All,

> This commit adds support for AUO's 7.0" display.

If I may gentle remind about this patch.... 

> 
> Signed-off-by: Lukasz Majewski <lukma@...x.de>
> 
> ---
> Changes for v3:
> - Remove not used 'bus-format-override = "rgb565";' property
> 
> Changes for v2:
> - Add *.txt suffix to the auo,g070wn01 file
> ---
>  .../bindings/display/panel/auo,g070vvn01.txt       | 29
> ++++++++++++++++++++
> drivers/gpu/drm/panel/panel-simple.c               | 31
> ++++++++++++++++++++++ 2 files changed, 60 insertions(+) create mode
> 100644
> Documentation/devicetree/bindings/display/panel/auo,g070vvn01.txt
> 
> diff --git
> a/Documentation/devicetree/bindings/display/panel/auo,g070vvn01.txt
> b/Documentation/devicetree/bindings/display/panel/auo,g070vvn01.txt
> new file mode 100644 index 000000000000..49e4105378f6 --- /dev/null
> +++
> b/Documentation/devicetree/bindings/display/panel/auo,g070vvn01.txt
> @@ -0,0 +1,29 @@ +AU Optronics Corporation 7.0" FHD (800 x 480) TFT
> LCD panel +
> +Required properties:
> +- compatible: should be "auo,g070vvn01"
> +- backlight: phandle of the backlight device attached to the panel
> +- power-supply: single regulator to provide the supply voltage
> +
> +Required nodes:
> +- port: Parallel port mapping to connect this display
> +
> +This panel needs single power supply voltage. Its backlight is
> conntrolled +via PWM signal.
> +
> +Example:
> +--------
> +
> +Example device-tree definition when connected to iMX6Q based board
> +
> +	lcd_panel: lcd-panel {
> +		compatible = "auo,g070vvn01";
> +		backlight = <&backlight_lcd>;
> +		power-supply = <&reg_display>;
> +
> +		port {
> +			lcd_panel_in: endpoint {
> +				remote-endpoint = <&lcd_display_out>;
> +			};
> +		};
> +	};
> diff --git a/drivers/gpu/drm/panel/panel-simple.c
> b/drivers/gpu/drm/panel/panel-simple.c index
> cbf1ab404ee7..d9984bdb5bb5 100644 ---
> a/drivers/gpu/drm/panel/panel-simple.c +++
> b/drivers/gpu/drm/panel/panel-simple.c @@ -581,6 +581,34 @@ static
> const struct panel_desc auo_b133htn01 = { },
>  };
>  
> +static const struct display_timing auo_g070vvn01_timings = {
> +	.pixelclock = { 33300000, 34209000, 45000000 },
> +	.hactive = { 800, 800, 800 },
> +	.hfront_porch = { 20, 40, 200 },
> +	.hback_porch = { 87, 40, 1 },
> +	.hsync_len = { 1, 48, 87 },
> +	.vactive = { 480, 480, 480 },
> +	.vfront_porch = { 5, 13, 200 },
> +	.vback_porch = { 31, 31, 29 },
> +	.vsync_len = { 1, 1, 3 },
> +};
> +
> +static const struct panel_desc auo_g070vvn01 = {
> +	.timings = &auo_g070vvn01_timings,
> +	.num_timings = 1,
> +	.bpc = 8,
> +	.size = {
> +		.width = 152,
> +		.height = 91,
> +	},
> +	.delay = {
> +		.prepare = 200,
> +		.enable = 50,
> +		.disable = 50,
> +		.unprepare = 1000,
> +	},
> +};
> +
>  static const struct drm_display_mode auo_g104sn02_mode = {
>  	.clock = 40000,
>  	.hdisplay = 800,
> @@ -2095,6 +2123,9 @@ static const struct of_device_id
> platform_of_match[] = { .compatible = "auo,b133xtn01",
>  		.data = &auo_b133xtn01,
>  	}, {
> +		.compatible = "auo,g070vvn01",
> +		.data = &auo_g070vvn01,
> +	}, {
>  		.compatible = "auo,g104sn02",
>  		.data = &auo_g104sn02,
>  	}, {




Best regards,

Lukasz Majewski

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