Re: [PATCH v3 0/5] phy: phy-fsl-imx8-mipi-dphy: Add i.MX8qxp LVDS PHY mode support
From: Liu Ying
Date: Fri Feb 19 2021 - 04:20:56 EST
A gentle ping.
Vinod, Kishon, it would be nice if you may help review this.
Thanks,
Liu Ying
On Fri, 2020-12-11 at 09:46 +0800, Liu Ying wrote:
> Hi,
>
> This series adds i.MX8qxp LVDS PHY mode support for the Mixel PHY in the
> Freescale i.MX8qxp SoC.
>
> The Mixel PHY is MIPI DPHY + LVDS PHY combo, which can works in either
> MIPI DPHY mode or LVDS PHY mode. The PHY mode is controlled by i.MX8qxp
> SCU firmware. The PHY driver would call a SCU function to configure the
> mode.
>
> The PHY driver is already supporting the Mixel MIPI DPHY in i.MX8mq SoC,
> where it appears to be a single MIPI DPHY.
>
>
> Patch 1/5 sets PHY mode in the Northwest Logic MIPI DSI host controller
> bridge driver, since i.MX8qxp SoC embeds this controller IP to support
> MIPI DSI displays together with the Mixel PHY.
>
> Patch 2/5 allows LVDS PHYs to be configured through the generic PHY functions
> and through a custom structure added to the generic PHY configuration union.
>
> Patch 3/5 converts mixel,mipi-dsi-phy plain text dt binding to json-schema.
>
> Patch 4/5 adds dt binding support for the Mixel combo PHY in i.MX8qxp SoC.
>
> Patch 5/5 adds the i.MX8qxp LVDS PHY mode support in the Mixel PHY driver.
>
>
> Welcome comments, thanks.
>
> v2->v3:
> * Improve readability of mixel_dphy_set_mode() in the Mixel PHY driver. (Guido)
> * Improve the 'clock-names' property in the PHY dt binding.
>
> v1->v2:
> * Convert mixel,mipi-dsi-phy plain text dt binding to json-schema. (Guido)
> * Print invalid PHY mode in dmesg from the Mixel PHY driver. (Guido)
> * Add Guido's R-b tag on the patch for the nwl-dsi drm bridge driver.
>
> Liu Ying (5):
> drm/bridge: nwl-dsi: Set PHY mode in nwl_dsi_enable()
> phy: Add LVDS configuration options
> dt-bindings: phy: Convert mixel,mipi-dsi-phy to json-schema
> dt-bindings: phy: mixel: mipi-dsi-phy: Add Mixel combo PHY support for
> i.MX8qxp
> phy: freescale: phy-fsl-imx8-mipi-dphy: Add i.MX8qxp LVDS PHY mode
> support
>
> .../devicetree/bindings/phy/mixel,mipi-dsi-phy.txt | 29 ---
> .../bindings/phy/mixel,mipi-dsi-phy.yaml | 107 ++++++++
> drivers/gpu/drm/bridge/nwl-dsi.c | 6 +
> drivers/phy/freescale/phy-fsl-imx8-mipi-dphy.c | 269 ++++++++++++++++++++-
> include/linux/phy/phy-lvds.h | 48 ++++
> include/linux/phy/phy.h | 4 +
> 6 files changed, 423 insertions(+), 40 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt
> create mode 100644 Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.yaml
> create mode 100644 include/linux/phy/phy-lvds.h
>