From mboxrd@z Thu Jan 1 00:00:00 1970 From: wens@csie.org (Chen-Yu Tsai) Date: Mon, 10 Sep 2018 13:03:32 +0800 Subject: [linux-sunxi] [PATCH 0/5] Fix A64 HDMI PHY device tree binding In-Reply-To: <20180907072234.48282-1-icenowy@aosc.io> References: <20180907072234.48282-1-icenowy@aosc.io> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Sep 7, 2018 at 3:22 PM Icenowy Zheng wrote: > > When adding support for A64 HDMI PHY in 4.19, we assumed that the two > PLL-VIDEOs can both feed the HDMI PHY clock. However experiments show > that the mux bit discovered in R40 blob is not applicable on A64. This > is not discovered, as normally with a single display pipeline only > PLL-VIDEO0 will be used. > > In this patchset the second PLL is dropped, and a binding specially for > R40 HDMI PHY is added (which seems to have the mux). > > PATCH 1 and 2 are dropping second PLL for A64 HDMI PHY, and PATCH 3 to 5 > are adding R40 HDMI PHY binding. > > This patchset targets v4.19 fixes tree, because the binding is > introduced in v4.19, and if we don't fix it there a wrong binding will > be left in a stable version released. Please add fixes tags. The patches look good, though I'm not sure about patches 3 and 4 going in fixes. ChenYu > Icenowy Zheng (5): > dt-bindings: sun4i-drm: drop second PLL from A64 HDMI PHY binding > drm: sun4i: drop second PLL from A64 HDMI PHY > dt-bindings: sun4i-drm: add compatible for R40 HDMI PHY > drm/sun4i: add support for R40 HDMI PHY > ARM: sun8i: dts: drop A64 HDMI PHY fallback compatible from R40 DT > > .../devicetree/bindings/display/sunxi/sun4i-drm.txt | 5 +++-- > arch/arm/boot/dts/sun8i-r40.dtsi | 3 +-- > drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c | 13 ++++++++++++- > 3 files changed, 16 insertions(+), 5 deletions(-) > > -- > 2.18.0 > > -- > You received this message because you are subscribed to the Google Groups "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscribe at googlegroups.com. > For more options, visit https://groups.google.com/d/optout.