Messages in this thread | | | Date | Sun, 25 Feb 2018 17:08:50 +0800 | Subject | Re: [linux-sunxi] [PATCH 14/15] ARM: dts: sun8i: h3: Enable HDMI output on H3 boards | From | Icenowy Zheng <> |
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于 2018年2月25日 GMT+08:00 下午5:06:32, Julian Calaby <julian.calaby@gmail.com> 写到: >Hi Icenowy, > >On Sun, Feb 25, 2018 at 7:43 PM, Icenowy Zheng <icenowy@aosc.io> wrote: >> >> >> 于 2018年2月25日 GMT+08:00 下午4:11:34, Julian Calaby ><julian.calaby@gmail.com> 写到: >>>Hi Jernej, >>> >>>On Sun, Feb 25, 2018 at 8:45 AM, Jernej Skrabec >>><jernej.skrabec@siol.net> wrote: >>>> Enable HDMI output on all boards which have HDMI connector. >>>> >>>> Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net> >>>> --- >>>> arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-beelink-x2.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-nanopi-m1.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-orangepi-2.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-orangepi-lite.dts | 25 >>>++++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-orangepi-one.dts | 24 >>>+++++++++++++++++++++ >>>> arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts | 25 >>>++++++++++++++++++++++ >>>> 8 files changed, 199 insertions(+) >>> >>>As I understand it, the H2+ is just a slightly trimmed down H3. In >>>terms of HDMI support, the difference is that the H2+ can't output >4k. >> >> H2+ can OUTPUT 4K. The BSP restricts it to DECODE 4K. (And mainline >won't have such restriction) > >Interesting! > >I'm getting my data from here: http://linux-sunxi.org/H3#Variants > >So essentially what you're saying is that the H2+ is just a H3 with >less pins? (I'm assuming the "lack of gigabit mac" is effectively it >not having the required pins, i.e. GPIO bank D)
No it's just downspec and BSP decode code restricts 4K decode (by reserving less memory).
Just similar to STM32F103C8T6, which has a spec of 64KiB Flash, but with in fact 128KiB usable.
For GbE with H2+, it's verified by Banana Pi.
> >Thanks,
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