[PATCH v3 00/19] i.MXRT1050 add LCDIF support

[Giulio Benetti]

Kindly ping

-- 
Giulio Benetti
Benetti Engineering sas

On 4/8/20 5:10 PM, Giulio Benetti wrote:
> This patchset add support for LCDIF on i.MXRT1050 evk. This requires
> PLL5 to be setup, mxsfb needs to use display_timing to retrieve if Lcd
> has inverted PIXCLOCK from dts.
> 
> With this patchset applied we temporary loose DCache support until it will
> get implemented, since a function in mxsfb.c is needed for setting cache
> behaviour. Anyway this way Lcd will show the console same way as serial
> does.
> 
> Also I've moved private sunxi_ctfb_mode_to_display_timing() to videomodes
> since I need it for mxfsb.c too, then having a unified function to convert
> from ctfb_mode to display_timing.
> 
> Changes:
> V1->V2:
> * moved hard-coded LCDIF's parent clock from clk-imxrt1050.c to imxrt1050-evk.dts
> * reworded some commit log
> V2->V3:
> * added comment to describe what is a ctfb in videomodes
> 
> Giulio Benetti (19):
>    clk: imx: pllv3: add enable_bit
>    clk: imx: clk-imxrt1050: fix typo in clock name "video:"
>    clk: imx: clk-imxrt1050: setup PLL5 for video in non-SPL
>    clk: imx: clk-imxrt1050: add set_parent() callback
>    videomodes: add helper function to convert from ctfb to display_timing
>    sunxi: display: use common video_ctfb_mode_to_display_timing()
>    video: mxsfb: add support for DM CLK
>    video: mxsfb: add support for i.MXRT
>    video: mxsfb: refactor for using display_timings
>    video: mxsfb: enable setting HSYNC negative polarity
>    video: mxsfb: enable setting VSYNC negative polarity
>    video: mxsfb: enable setting PIXDATA on negative edge
>    video: mxsfb: enable setting ENABLE negative polarity
>    imxrt1050_evk: add 16bpp video support if video layer enabled
>    ARM: dts: i.mxrt1050: add lcdif node
>    ARM: dts: imxrt1050: allow this dtsi file to be compiled in Linux
>    arch: arm: dts: imxrt1050-evk: add lcdif node
>    configs: imxrt1050-evk: enable video support/console
>    configs: imxrt1050-evk: temporary disable DCACHE
> 
>   arch/arm/dts/imxrt1050-evk.dts             | 60 ++++++++++++++
>   arch/arm/dts/imxrt1050.dtsi                | 14 +++-
>   arch/arm/include/asm/arch-imxrt/imx-regs.h |  6 ++
>   arch/arm/include/asm/mach-imx/regs-lcdif.h |  6 +-
>   configs/imxrt1050-evk_defconfig            |  6 ++
>   drivers/clk/imx/clk-imxrt1050.c            | 30 ++++++-
>   drivers/clk/imx/clk-pllv3.c                |  9 +++
>   drivers/video/mxsfb.c                      | 94 ++++++++++++++--------
>   drivers/video/sunxi/sunxi_display.c        | 33 +-------
>   drivers/video/videomodes.c                 | 29 +++++++
>   drivers/video/videomodes.h                 | 11 +++
>   include/configs/imxrt1050-evk.h            | 15 ++++
>   12 files changed, 242 insertions(+), 71 deletions(-)
>