From: Liu Ying <victor.liu@nxp.com>
To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-media@vger.kernel.org
Cc: jernej.skrabec@siol.net, narmstrong@baylibre.com,
airlied@linux.ie, s.hauer@pengutronix.de, jonas@kwiboo.se,
kishon@ti.com, a.hajda@samsung.com, vkoul@kernel.org,
robh+dt@kernel.org, linux-imx@nxp.com, kernel@pengutronix.de,
mchehab@kernel.org, shawnguo@kernel.org,
Laurent.pinchart@ideasonboard.com
Subject: [PATCH v2 00/14] Add some DRM bridge drivers support for i.MX8qm/qxp SoCs
Date: Thu, 14 Jan 2021 17:21:58 +0800 [thread overview]
Message-ID: <1610616132-8220-1-git-send-email-victor.liu@nxp.com> (raw)
Hi,
This is the v2 series to add some DRM bridge drivers support
for i.MX8qm/qxp SoCs.
The bridges may chain one by one to form display pipes to support
LVDS displays. The relevant display controller is DPU embedded in
i.MX8qm/qxp SoCs.
The DPU KMS driver can be found at:
https://www.spinics.net/lists/arm-kernel/msg863775.html
This series supports the following display pipes:
1) i.MX8qxp:
prefetch eng -> DPU -> pixel combiner -> pixel link ->
pixel link to DPI(PXL2DPI) -> LVDS display bridge(LDB)
2) i.MX8qm:
prefetch eng -> DPU -> pixel combiner -> pixel link -> LVDS display bridge(LDB)
Patch 1/14 adds LVDS PHY configuration options, which has already been sent
with the following series to add Mixel combo PHY found in i.MX8qxp:
https://www.spinics.net/lists/arm-kernel/msg862560.html
Patch 2/14 and 3/14 add bus formats used by PXL2DPI.
Patch 4/14 ~ 13/14 add drm bridge drivers and dt-bindings support for the bridges.
Patch 14/14 updates MAINTAINERS.
I've tested this series with a koe,tx26d202vm0bwa dual link LVDS panel and
a LVDS to HDMI bridge(with a downstream drm bridge driver).
Welcome comments, thanks.
v1->v2:
* Rebase the series upon the latest drm-misc-next branch(5.11-rc2 based).
* Use graph schema in the dt-bindings of the bridges. (Laurent)
* Require all four pixel link output ports in fsl,imx8qxp-pixel-link.yaml.
(Laurent)
* Side note i.MX8qm/qxp LDB official name 'pixel mapper' in fsl,imx8qxp-ldb.yaml.
(Laurent)
* Mention pixel link is accessed via SCU firmware in fsl,imx8qxp-pixel-link.yaml.
(Rob)
* Use enum instead of oneOf + const for the reg property of pixel combiner
channels in fsl,imx8qxp-pixel-combiner.yaml. (Rob)
* Rewrite the function to find the next bridge in pixel link bridge driver
by properly using OF APIs and dropping unnecessary DT validation. (Rob)
* Drop unnecessary port availability check in i.MX8qxp pixel link to DPI
bridge driver.
* Drop unnecessary DT validation from i.MX8qxp LDB bridge driver.
* Use of_graph_get_endpoint_by_regs() and of_graph_get_remote_endpoint() to
get the input remote endpoint in imx8qxp_ldb_set_di_id() of i.MX8qxp LDB
bridge driver.
* Avoid using companion_port OF node after putting it in
imx8qxp_ldb_parse_dt_companion() of i.MX8qxp LDB bridge driver.
* Drop unnecessary check for maximum available LDB channels from
i.MX8qm LDB bridge driver.
* Mention i.MX8qm/qxp LDB official name 'pixel mapper' in i.MX8qm/qxp LDB
bridge drivers and Kconfig help messages.
Liu Ying (14):
phy: Add LVDS configuration options
media: uapi: Add some RGB bus formats for i.MX8qm/qxp pixel combiner
media: docs: Add some RGB bus formats for i.MX8qm/qxp pixel combiner
dt-bindings: display: bridge: Add i.MX8qm/qxp pixel combiner binding
drm/bridge: imx: Add i.MX8qm/qxp pixel combiner support
dt-bindings: display: bridge: Add i.MX8qm/qxp display pixel link
binding
drm/bridge: imx: Add i.MX8qm/qxp display pixel link support
dt-bindings: display: bridge: Add i.MX8qxp pixel link to DPI binding
drm/bridge: imx: Add i.MX8qxp pixel link to DPI support
drm/bridge: imx: Add LDB driver helper support
dt-bindings: display: bridge: Add i.MX8qm/qxp LVDS display bridge
binding
drm/bridge: imx: Add LDB support for i.MX8qxp
drm/bridge: imx: Add LDB support for i.MX8qm
MAINTAINERS: add maintainer for DRM bridge drivers for i.MX SoCs
.../bindings/display/bridge/fsl,imx8qxp-ldb.yaml | 176 +++++
.../display/bridge/fsl,imx8qxp-pixel-combiner.yaml | 144 +++++
.../display/bridge/fsl,imx8qxp-pixel-link.yaml | 106 +++
.../display/bridge/fsl,imx8qxp-pxl2dpi.yaml | 105 +++
.../userspace-api/media/v4l/subdev-formats.rst | 156 +++++
MAINTAINERS | 10 +
drivers/gpu/drm/bridge/Kconfig | 2 +
drivers/gpu/drm/bridge/Makefile | 1 +
drivers/gpu/drm/bridge/imx/Kconfig | 52 ++
drivers/gpu/drm/bridge/imx/Makefile | 6 +
drivers/gpu/drm/bridge/imx/imx-ldb-helper.c | 248 +++++++
drivers/gpu/drm/bridge/imx/imx8qm-ldb.c | 585 +++++++++++++++++
drivers/gpu/drm/bridge/imx/imx8qxp-ldb.c | 719 +++++++++++++++++++++
.../gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c | 452 +++++++++++++
drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c | 369 +++++++++++
drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c | 488 ++++++++++++++
include/drm/bridge/imx_ldb_helper.h | 98 +++
include/linux/phy/phy-lvds.h | 48 ++
include/linux/phy/phy.h | 4 +
include/uapi/linux/media-bus-format.h | 6 +-
20 files changed, 3774 insertions(+), 1 deletion(-)
create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-ldb.yaml
create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pixel-combiner.yaml
create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pixel-link.yaml
create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi.yaml
create mode 100644 drivers/gpu/drm/bridge/imx/Kconfig
create mode 100644 drivers/gpu/drm/bridge/imx/Makefile
create mode 100644 drivers/gpu/drm/bridge/imx/imx-ldb-helper.c
create mode 100644 drivers/gpu/drm/bridge/imx/imx8qm-ldb.c
create mode 100644 drivers/gpu/drm/bridge/imx/imx8qxp-ldb.c
create mode 100644 drivers/gpu/drm/bridge/imx/imx8qxp-pixel-combiner.c
create mode 100644 drivers/gpu/drm/bridge/imx/imx8qxp-pixel-link.c
create mode 100644 drivers/gpu/drm/bridge/imx/imx8qxp-pxl2dpi.c
create mode 100644 include/drm/bridge/imx_ldb_helper.h
create mode 100644 include/linux/phy/phy-lvds.h
--
2.7.4
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next reply other threads:[~2021-01-15 8:55 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-14 9:21 Liu Ying [this message]
2021-01-14 9:21 ` [PATCH v2 01/14] phy: Add LVDS configuration options Liu Ying
2021-01-14 9:22 ` [PATCH v2 02/14] media: uapi: Add some RGB bus formats for i.MX8qm/qxp pixel combiner Liu Ying
2021-01-14 9:22 ` [PATCH v2 03/14] media: docs: " Liu Ying
2021-01-14 9:22 ` [PATCH v2 04/14] dt-bindings: display: bridge: Add i.MX8qm/qxp pixel combiner binding Liu Ying
2021-01-25 21:09 ` Rob Herring
2021-01-14 9:22 ` [PATCH v2 05/14] drm/bridge: imx: Add i.MX8qm/qxp pixel combiner support Liu Ying
2021-01-14 9:22 ` [PATCH v2 06/14] dt-bindings: display: bridge: Add i.MX8qm/qxp display pixel link binding Liu Ying
2021-01-25 21:10 ` Rob Herring
2021-01-14 9:22 ` [PATCH v2 07/14] drm/bridge: imx: Add i.MX8qm/qxp display pixel link support Liu Ying
2021-01-14 9:22 ` [PATCH v2 08/14] dt-bindings: display: bridge: Add i.MX8qxp pixel link to DPI binding Liu Ying
2021-01-25 21:13 ` Rob Herring
2021-01-26 9:00 ` Liu Ying
2021-01-14 9:22 ` [PATCH v2 09/14] drm/bridge: imx: Add i.MX8qxp pixel link to DPI support Liu Ying
2021-01-14 9:22 ` [PATCH v2 10/14] drm/bridge: imx: Add LDB driver helper support Liu Ying
2021-01-14 9:22 ` [PATCH v2 11/14] dt-bindings: display: bridge: Add i.MX8qm/qxp LVDS display bridge binding Liu Ying
2021-01-25 21:19 ` Rob Herring
2021-01-26 9:02 ` Liu Ying
2021-01-14 9:22 ` [PATCH v2 12/14] drm/bridge: imx: Add LDB support for i.MX8qxp Liu Ying
2021-01-14 9:22 ` [PATCH v2 13/14] drm/bridge: imx: Add LDB support for i.MX8qm Liu Ying
2021-01-14 9:22 ` [PATCH v2 14/14] MAINTAINERS: add maintainer for DRM bridge drivers for i.MX SoCs Liu Ying
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