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Message-ID: <5359000C.50005@free-electrons.com> Date: Thu, 24 Apr 2014 14:14:04 +0200 From: Boris BREZILLON <boris.brezillon@...e-electrons.com> To: Tim Niemeyer <tim.niemeyer@...science.de>, Jean-Jacques Hiblot <jjhiblot@...phandler.com>, Robert Nelson <robertcnelson@...il.com> CC: nicolas.ferre@...el.com, linux-arm-kernel@...ts.infradead.org, dri-devel@...ts.freedesktop.org, airlied@...ux.ie, robdclark@...il.com, plagnioj@...osoft.com, linux-kernel@...r.kernel.org Subject: Re: [RFC 0/3] DRM driver for the ATMEL High end LCD controller Hi Tim, On 23/04/2014 17:36, Tim Niemeyer wrote: > Hi Jean-Jacques, > > Am Freitag, den 18.04.2014, 11:45 +0200 schrieb Jean-Jacques Hiblot: >> Hi, >> >> this patch serie implements a simple DRM driver for the ATMEL High end LCD >> controller found in the SAMA5 familly. It's based on the tilcdc driver. >> It uses the cma_helper for memory and fbdev stuff. >> Your comments are welcome ! > I applied your and Robert's patches on a 3.15-rc2 kernel and tried the > framebuffer device on the sama5d31-ek. Seems to work. > >> Supported features: >> * the base layer (the main framebuffer) > Tested to show a little tux png, but it's appearing only after > 'echo 0 > /sys/devices/ahb.1/apb.2/f0030000.hlcdc/graphics/fb0/rotate' > is there missing some initializing? Could you try to apply this http://code.bulix.org/f01kvh-86117 ? Best Regards, Boris > >> * a simple panel >> * a backlight driver > Tested to set brightness to 0, 20 and 255. Works. > > Thanks for your work. > > Best Regards > Tim > >> * structure to 'easily' add other connectors (it comes from the tilcdc) >> >> On the todo list: >> * support overlays as drm_planes >> * support for the hardware cursor >> * support for the SiI9022 HDMI connector (present on sama5d36ek) >> >> >> Jean-Jacques Hiblot (3): >> atmel: drm: added drm driver for the atmel hlcd controller >> atmel: drm: dt: Added DT entry for the atmel hlcdc found in the sama5 >> atmel: dt: Add supports for the lcdc support on the sama5d36ek >> >> arch/arm/boot/dts/sama5d36ek.dts | 27 +- >> arch/arm/boot/dts/sama5d3_lcd.dtsi | 11 + >> drivers/gpu/drm/Kconfig | 2 + >> drivers/gpu/drm/Makefile | 1 + >> drivers/gpu/drm/atmel_hlcdc/Kconfig | 13 + >> drivers/gpu/drm/atmel_hlcdc/Makefile | 12 + >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc.h | 771 +++++++++++++++++++++ >> .../gpu/drm/atmel_hlcdc/atmel_hlcdc_backlight.c | 92 +++ >> .../gpu/drm/atmel_hlcdc/atmel_hlcdc_backlight.h | 25 + >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_crtc.c | 702 +++++++++++++++++++ >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_drv.c | 586 ++++++++++++++++ >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_drv.h | 124 ++++ >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_ovl.h | 190 +++++ >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_panel.c | 459 ++++++++++++ >> drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_panel.h | 28 + >> 15 files changed, 3042 insertions(+), 1 deletion(-) >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/Kconfig >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/Makefile >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc.h >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_backlight.c >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_backlight.h >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_crtc.c >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_drv.c >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_drv.h >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_ovl.h >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_panel.c >> create mode 100644 drivers/gpu/drm/atmel_hlcdc/atmel_hlcdc_panel.h >> >> -- >> 1.9.1 >> >> >> _______________________________________________ >> linux-arm-kernel mailing list >> linux-arm-kernel@...ts.infradead.org >> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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