linux-kernel - Re: [PATCH V8 00/12] soc: imx8mp: Add support for HDMI

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Message-ID: <ZgHxSHDAt7ytqDC1@tom-HP-ZBook-Fury-15-G7-Mobile-Workstation>
Date: Mon, 25 Mar 2024 22:48:56 +0100
From: Tommaso Merciai <tomm.merciai@...il.com>
To: Adam Ford <aford173@...il.com>
Cc: linux-arm-kernel@...ts.infradead.org, marex@...x.de,
	alexander.stein@...tq-group.com, frieder.schrempf@...tron.de,
	Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	NXP Linux Team <linux-imx@....com>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>, Liu Ying <victor.liu@....com>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	Lucas Stach <l.stach@...gutronix.de>,
	dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
	linux-pm@...r.kernel.org
Subject: Re: [PATCH V8 00/12] soc: imx8mp: Add support for HDMI

Hi Adam, Lucas,
Thanks for this series.

This series make HDMI work on evk.
All is working properly on my side.

Tested on: Linux imx8mp-lpddr4-evk 6.9.0-rc1.
Hope this help.

Tested-by: Tommaso Merciai <tomm.merciai@...il.com>

Thanks & Regards,
Tommaso

On Sat, Feb 03, 2024 at 10:52:40AM -0600, Adam Ford wrote:
> The i.MX8M Plus has an HDMI controller, but it depends on two
> other systems, the Parallel Video Interface (PVI) and the
> HDMI PHY from Samsung. The LCDIF controller generates the display
> and routes it to the PVI which converts passes the parallel video
> to the HDMI bridge.  The HDMI system has a corresponding power
> domain controller whose driver was partially written, but the
> device tree for it was never applied, so some changes to the
> power domain should be harmless because they've not really been
> used yet.
> 
> This series is adapted from multiple series from Lucas Stach with
> edits and suggestions from feedback from various series, but it
> since it's difficult to use and test them independently,
> I merged them into on unified series.  The version history is a
> bit ambiguous since different components were submitted at different
> times and had different amount of retries.  In an effort to merge them
> I used the highest version attempt.
> 
> Adam Ford (3):
>   dt-bindings: soc: imx: add missing clock and power-domains to
>     imx8mp-hdmi-blk-ctrl
>   pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix
>     domain
>   arm64: defconfig: Enable DRM_IMX8MP_DW_HDMI_BRIDGE as module
> 
> Lucas Stach (9):
>   dt-bindings: phy: add binding for the i.MX8MP HDMI PHY
>   phy: freescale: add Samsung HDMI PHY
>   arm64: dts: imx8mp: add HDMI power-domains
>   arm64: dts: imx8mp: add HDMI irqsteer
>   dt-bindings: display: imx: add binding for i.MX8MP HDMI PVI
>   drm/bridge: imx: add driver for HDMI TX Parallel Video Interface
>   dt-bindings: display: imx: add binding for i.MX8MP HDMI TX
>   drm/bridge: imx: add bridge wrapper driver for i.MX8MP DWC HDMI
>   arm64: dts: imx8mp: add HDMI display pipeline
> 
>  .../display/bridge/fsl,imx8mp-hdmi-tx.yaml    |  102 ++
>  .../display/imx/fsl,imx8mp-hdmi-pvi.yaml      |   84 ++
>  .../bindings/phy/fsl,imx8mp-hdmi-phy.yaml     |   62 +
>  .../soc/imx/fsl,imx8mp-hdmi-blk-ctrl.yaml     |   22 +-
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi     |  145 +++
>  arch/arm64/configs/defconfig                  |    1 +
>  drivers/gpu/drm/bridge/imx/Kconfig            |   18 +
>  drivers/gpu/drm/bridge/imx/Makefile           |    2 +
>  drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c  |  207 ++++
>  drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c   |  154 +++
>  drivers/phy/freescale/Kconfig                 |    6 +
>  drivers/phy/freescale/Makefile                |    1 +
>  drivers/phy/freescale/phy-fsl-samsung-hdmi.c  | 1075 +++++++++++++++++
>  drivers/pmdomain/imx/imx8mp-blk-ctrl.c        |   10 +-
>  14 files changed, 1876 insertions(+), 13 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8mp-hdmi-tx.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi-pvi.yaml
>  create mode 100644 Documentation/devicetree/bindings/phy/fsl,imx8mp-hdmi-phy.yaml
>  create mode 100644 drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c
>  create mode 100644 drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c
>  create mode 100644 drivers/phy/freescale/phy-fsl-samsung-hdmi.c
> 
> -- 
> 2.43.0
> 
>