Hi Tom / Jimmy, On 20 January 2015 at 09:35, Tom Warren <twar...@nvidia.com> wrote: > I'm no display expert, so I'd like to have Jimmy take a look - he did the > Nyan display support, and is going to be doing HDMI on another SoC, IIRC. > Added him to CC. >
Any news on this please? - Simon >> -----Original Message----- >> From: s...@google.com [mailto:s...@google.com] On Behalf Of Simon Glass >> Sent: Tuesday, January 20, 2015 8:59 AM >> To: U-Boot Mailing List >> Cc: Tom Warren; Stephen Warren; Simon Glass; Stephen Warren; Marek >> Vasut; Pavel Herrmann; Lukasz Majewski; Jerry Van Baren; Anatolij Gustschin >> Subject: Re: [PATCH 0/25] tegra: Add eDP support for nyan-big >> >> Hi Tom, >> >> On 1 December 2014 at 17:48, Simon Glass <s...@chromium.org> wrote: >> > >> > This series adds eDP support for nyan-bg so that the display works. >> > >> > Nyan-big is based on tegra124. >> > >> > Some support is added for new clocks to make this work. The >> > drm_dp_helper.h file is brought in from Linux since many of the >> > DisplayPort constants are generic. A very simple uclass is added for >> > DisplayPort, and the Tegra driver makes use of that. The U-Boot EDID >> > support is enhanced to read some additional information (detailed >> timings). >> > >> > There is existing video support for Tegra20, but I don't think it >> > works for >> > Tegra30/114 (is this correct?). This series relies on detecting the >> > display at run-time as I cannot find a good device tree binding for >> > things like display depth. But if we could resolve that then it might >> > be possible to move Tegra20 over to use the same driver, etc. There is >> > clearly a lot in common with the display controllers - I have >> > exploited this with the header file but not with the C file. >> > >> > HDMI is not supported at present. If this is easy and there is an >> > existing driver to follow along with then I might be able to incorporate it >> later. >> > >> > This series is available at u-boot-dm/nyan-working >> >> Does this series look OK? >> >> > >> > >> > Simon Glass (25): >> > dm: tegra: config: Increase pre-reloc malloc() to 6KB >> > fdt: Add binding decode function for display-timings >> > tegra: Move the pww into tegra-common >> > tegra: pwm: Allow the clock rate to be left as is >> > tegra: Move checkboard() into the board code >> > tegra: Add a board ID function >> > power: Export register access functions from as3722 >> > tegra: Provide a function to allow LCD PMIC setup >> > tegra: Add support for setting up a as3722 PMIC >> > tegra: nyan-big: Add LCD PMIC init and board ID >> > tegra124: dts: Add host1x node to provide display information >> > tegra: config: Use CONFIG_LCD to detect LCD presence >> > tegra: clock: Add checking for invalid clock IDs >> > tegra: clock: Split the clock source code into a separate function >> > tegra124: clock: Add display clocks and functions >> > tegra: Move display controller header into common >> > video: Add drm_dp_helper.h >> > edid: Add a function to read detailed monitor timings >> > dm: video: Add a uclass for display port >> > tegra: dts: nyan-big: Add definitions for eDP display >> > tegra: video: Support serial output resource (SOR) on tegra124 >> > tegra: video: Add Embedded DisplayPort driver >> > tegra: video: support eDP displays on Tegra124 devices >> > tegra: config: nyan-big: Enable LCD >> > tegra124: video: Add full link training for eDP >> > >> > arch/arm/cpu/armv7/tegra-common/Makefile | 1 + >> > arch/arm/cpu/armv7/{tegra20 => tegra-common}/pwm.c | 5 +- >> > arch/arm/cpu/armv7/tegra20/Makefile | 1 - >> > arch/arm/cpu/armv7/tegra20/display.c | 2 +- >> > arch/arm/cpu/tegra-common/board.c | 8 - >> > arch/arm/cpu/tegra-common/clock.c | 83 +- >> > arch/arm/cpu/tegra124-common/clock.c | 141 +- >> > arch/arm/dts/tegra124-nyan-big.dts | 47 + >> > arch/arm/dts/tegra124.dtsi | 84 ++ >> > arch/arm/include/asm/arch-tegra/clk_rst.h | 15 +- >> > arch/arm/include/asm/arch-tegra/clock.h | 14 + >> > .../include/asm/{arch-tegra20 => arch-tegra}/dc.h | 63 +- >> > arch/arm/include/asm/arch-tegra/pwm.h | 60 + >> > arch/arm/include/asm/arch-tegra/sys_proto.h | 19 +- >> > arch/arm/include/asm/arch-tegra124/clock-tables.h | 3 +- >> > arch/arm/include/asm/arch-tegra124/clock.h | 21 + >> > arch/arm/include/asm/arch-tegra124/display.h | 58 + >> > arch/arm/include/asm/arch-tegra124/pwm.h | 14 + >> > arch/arm/include/asm/arch-tegra20/display.h | 2 +- >> > arch/arm/include/asm/arch-tegra20/pwm.h | 54 +- >> > board/nvidia/common/board.c | 40 +- >> > board/nvidia/nyan-big/nyan-big.c | 34 +- >> > common/edid.c | 106 ++ >> > configs/nyan-big_defconfig | 2 + >> > .../gpu/nvidia,tegra20-host1x.txt | 372 +++++ >> > doc/device-tree-bindings/video/display-timing.txt | 110 ++ >> > drivers/power/as3722.c | 16 +- >> > drivers/video/Kconfig | 14 + >> > drivers/video/Makefile | 6 + >> > drivers/video/dp-uclass.c | 34 + >> > drivers/video/tegra124/Makefile | 10 + >> > drivers/video/tegra124/display.c | 354 +++++ >> > drivers/video/tegra124/displayport.h | 412 ++++++ >> > drivers/video/tegra124/dp.c | 1500 >> > ++++++++++++++++++++ >> > drivers/video/tegra124/sor.c | 951 +++++++++++++ >> > drivers/video/tegra124/sor.h | 913 ++++++++++++ >> > drivers/video/tegra124/tegra124-lcd.c | 94 ++ >> > include/configs/nyan-big.h | 13 + >> > include/configs/tegra-common-post.h | 2 +- >> > include/configs/tegra-common.h | 2 +- >> > include/displayport.h | 60 + >> > include/dm/uclass-id.h | 1 + >> > include/edid.h | 19 + >> > include/fdtdec.h | 83 ++ >> > include/linux/drm_dp_helper.h | 405 ++++++ >> > include/power/as3722.h | 3 + >> > lib/fdtdec.c | 95 ++ >> > 47 files changed, 6224 insertions(+), 122 deletions(-) rename >> > arch/arm/cpu/armv7/{tegra20 => tegra-common}/pwm.c (95%) rename >> > arch/arm/include/asm/{arch-tegra20 => arch-tegra}/dc.h (89%) create >> > mode 100644 arch/arm/include/asm/arch-tegra/pwm.h >> > create mode 100644 arch/arm/include/asm/arch-tegra124/display.h >> > create mode 100644 arch/arm/include/asm/arch-tegra124/pwm.h >> > create mode 100644 >> > doc/device-tree-bindings/gpu/nvidia,tegra20-host1x.txt >> > create mode 100644 doc/device-tree-bindings/video/display-timing.txt >> > create mode 100644 drivers/video/dp-uclass.c create mode 100644 >> > drivers/video/tegra124/Makefile create mode 100644 >> > drivers/video/tegra124/display.c create mode 100644 >> > drivers/video/tegra124/displayport.h >> > create mode 100644 drivers/video/tegra124/dp.c create mode 100644 >> > drivers/video/tegra124/sor.c create mode 100644 >> > drivers/video/tegra124/sor.h create mode 100644 >> > drivers/video/tegra124/tegra124-lcd.c >> > create mode 100644 include/displayport.h create mode 100644 >> > include/linux/drm_dp_helper.h >> > >> > -- >> > 2.2.0.rc0.207.ga3a616c >> > >> >> Regards, >> Simon > > ----------------------------------------------------------------------------------- > This email message is for the sole use of the intended recipient(s) and may > contain > confidential information. 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