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Message-ID: <54733DF3.7020609@rock-chips.com>
Date: Mon, 24 Nov 2014 22:17:23 +0800
From: Andy Yan <andy.yan@rock-chips.com>
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To: airlied@linux.ie, heiko@sntech.de, fabio.estevam@freescale.com,
        rmk+kernel@arm.linux.org.uk
CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Grant Likely <grant.likely@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Shawn Guo <shawn.guo@linaro.org>, Josh Boyer <jwboyer@redhat.com>,
        Sean Paul <seanpaul@chromium.org>, Inki Dae <inki.dae@samsung.com>,
        Dave Airlie <airlied@redhat.com>, Arnd Bergmann <arnd@arndb.de>,
        Lucas Stach <l.stach@pengutronix.de>, Zubair.Kakakhel@imgtec.com,
        djkurtz@google.com, ykk@rock-chips.com, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org, devel@driverdev.osuosl.org,
        devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org,
        jay.xu@rock-chips.com, Pawel Moll <pawel.moll@arm.com>,
        mark.yao@rock-chips.com, Mark Rutland <mark.rutland@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>
Subject: Re: [PATCH v12 0/11] dw-hdmi: convert imx hdmi to bridge/dw_hdmi
References: <1415793593-5075-1-git-send-email-andy.yan@rock-chips.com> <1416221635-12797-1-git-send-email-andy.yan@rock-chips.com>
In-Reply-To: <1416221635-12797-1-git-send-email-andy.yan@rock-chips.com>
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Hi ZubairLK, Russel King, Greg Kroah-Hartman , Philipp Zabel and Daniel:
    Do you have any further opinions or suggestions about the
the current patch set?
On 2014年11月17日 18:53, Andy Yan wrote:
> We found Freescale imx6 and Rockchip rk3288 and Ingenic JZ4780 (Xburst/MIPS)
> use the interface compatible Designware HDMI IP, but they also have some
> lightly differences, such as phy pll configuration, register width(imx hdmi
> register is one byte, but rk3288 is 4 bytes width and can only be accessed
> by word), 4K support(imx6 doesn't support 4k, but rk3288 does), and HDMI2.0
> support.
>
> To reuse the imx-hdmi driver, we make this patch set:
> (1): fix some CodingStyle warning to make checkpatch happy
> (2): convert imx-hdmi to drm_bridge
> (3): move imx-hdmi to bridge/dw_hdmi, and split platform specific code
> (4): extend dw_hdmi.c to support rk3288 hdmi
> (5): add rockchip rk3288 platform specific code dw_hdmi-rockchip.c
>
> Changes in v12:
> - refactor of_node_put(ddc_node)
> - squash patch <convert dw_hdmi to drm_bridge> & <split imx soc specific code from imx-hdmi>
> - add comment for the depend on patch
>
> Changes in v11:
> - squash patch  <split some phy configuration to platform driver>
> - split form patch <dw_hdmi: add rk3288 support>
> - split from patch <dw_hdmi: add rk3288 support>
>
> Changes in v10:
> - split generic dw_hdmi.c improvements from patch#11 (add rk3288 support)
> - add more display mode support mpll configuration for rk3288
>
> Changes in v9:
> - move some phy configuration to platform driver
>
> Changes in v8:
> - correct some spelling mistake
> - modify ddc-i2c-bus and interrupt description
> - Add documentation for rockchip dw hdmi
>
> Changes in v7:
> - remove unused variables from structure dw_hdmi
> - remove a wrong modification
> - add copyrights for dw_hdmi-imx.c
>
> Changes in v6:
> - rearrange the patch order
> - move some modification to  patch#6
> - refactor register access without reg_shift
>
> Changes in v5:
> - refactor reg-io-width
>
> Changes in v4:
> - fix checkpatch CHECK
> - defer probe ddc i2c adapter
>
> Changes in v3:
> - split multi-register access to one indepent patch
>
> Changes in v2:
> - use git format -M to generate these patch
>
> Andy Yan (11):
>    staging: imx-drm: imx-hdmi: make checkpatch happy
>    staging: imx-drm: imx-hdmi: return defer if can't get ddc i2c adapter
>    staging: imx-drm: imx-hdmi: convert imx-hdmi to drm_bridge mode
>    staging: imx-drm: imx-hdmi: move imx-hdmi to bridge/dw_hdmi
>    dt-bindings: add document for dw_hdmi
>    drm: bridge/dw_hdmi: add support for multi-byte register width access
>    drm: bridge/dw_hdmi: add mode_valid support
>    drm: bridge/dw_hdmi: clear i2cmphy_stat0 reg in hdmi_phy_wait_i2c_done
>    drm: bridge/dw_hdmi: add function dw_hdmi_phy_enable_spare
>    dt-bindings: Add documentation for rockchip dw hdmi
>    drm: bridge/dw_hdmi: add rockchip rk3288 support
>
>   .../devicetree/bindings/drm/bridge/dw_hdmi.txt     |  40 ++
>   .../devicetree/bindings/video/dw_hdmi-rockchip.txt |  43 ++
>   drivers/gpu/drm/bridge/Kconfig                     |   5 +
>   drivers/gpu/drm/bridge/Makefile                    |   1 +
>   .../imx-hdmi.c => gpu/drm/bridge/dw_hdmi.c}        | 767 +++++++++------------
>   .../imx-hdmi.h => gpu/drm/bridge/dw_hdmi.h}        |   7 +-
>   drivers/gpu/drm/rockchip/Kconfig                   |  10 +
>   drivers/gpu/drm/rockchip/Makefile                  |   2 +-
>   drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c        | 355 ++++++++++
>   drivers/staging/imx-drm/Kconfig                    |   1 +
>   drivers/staging/imx-drm/Makefile                   |   2 +-
>   drivers/staging/imx-drm/dw_hdmi-imx.c              | 274 ++++++++
>   include/drm/bridge/dw_hdmi.h                       |  60 ++
>   13 files changed, 1139 insertions(+), 428 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
>   create mode 100644 Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt
>   rename drivers/{staging/imx-drm/imx-hdmi.c => gpu/drm/bridge/dw_hdmi.c} (70%)
>   rename drivers/{staging/imx-drm/imx-hdmi.h => gpu/drm/bridge/dw_hdmi.h} (99%)
>   create mode 100644 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
>   create mode 100644 drivers/staging/imx-drm/dw_hdmi-imx.c
>   create mode 100644 include/drm/bridge/dw_hdmi.h
>


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