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Date: Fri, 27 Oct 2017 16:01:07 +0800 From: icenowy@...c.io To: Rob Herring <robh+dt@...nel.org>, Maxime Ripard <maxime.ripard@...e-electrons.com>, Chen-Yu Tsai <wens@...e.org> Cc: devicetree@...r.kernel.org, linux-sunxi@...glegroups.com, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org Subject: Re: [PATCH 2/4] ARM: sun8i: h3/h5: add DE2 CCU device node for H3 在 2017-09-11 23:55,Icenowy Zheng 写道: > The DE2 in H3/H5 has a clock control unit in it, and the behavior is > slightly different between H3 and H5. > > Add the common parts in H3/H5 DTSI, and add the compatible string in H3 > DTSI. > > The compatible string of H5 DE2 CCU will be added in a separated patch. > > Signed-off-by: Icenowy Zheng <icenowy@...c.io> > --- > arch/arm/boot/dts/sun8i-h3.dtsi | 4 ++++ > arch/arm/boot/dts/sunxi-h3-h5.dtsi | 14 ++++++++++++++ > 2 files changed, 18 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi > b/arch/arm/boot/dts/sun8i-h3.dtsi > index b36f9f423c39..a8a1db79f362 100644 > --- a/arch/arm/boot/dts/sun8i-h3.dtsi > +++ b/arch/arm/boot/dts/sun8i-h3.dtsi > @@ -85,6 +85,10 @@ > compatible = "allwinner,sun8i-h3-ccu"; > }; > > +&display_clocks { > + compatible = "allwinner,sun8i-a83t-de2-clk"; Sorry, this compatible is wrong. Please wait for my new version of this patchset to add a allwinner,sun8i-h3-de2-clk and use it. (A83T doesn't have DE mod clk, but H3 has) > +}; > + > &mmc0 { > compatible = "allwinner,sun7i-a20-mmc"; > clocks = <&ccu CLK_BUS_MMC0>, > diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi > b/arch/arm/boot/dts/sunxi-h3-h5.dtsi > index 11240a8313c2..76a4cbc99bdb 100644 > --- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi > +++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi > @@ -40,9 +40,11 @@ > * OTHER DEALINGS IN THE SOFTWARE. > */ > > +#include <dt-bindings/clock/sun8i-de2.h> > #include <dt-bindings/clock/sun8i-h3-ccu.h> > #include <dt-bindings/clock/sun8i-r-ccu.h> > #include <dt-bindings/interrupt-controller/arm-gic.h> > +#include <dt-bindings/reset/sun8i-de2.h> > #include <dt-bindings/reset/sun8i-h3-ccu.h> > #include <dt-bindings/reset/sun8i-r-ccu.h> > > @@ -85,6 +87,18 @@ > #size-cells = <1>; > ranges; > > + display_clocks: clock@...0000 { > + /* compatible is in per SoC .dtsi file */ > + reg = <0x01000000 0x100000>; > + clocks = <&ccu CLK_DE>, > + <&ccu CLK_BUS_DE>; > + clock-names = "mod", > + "bus"; > + resets = <&ccu RST_BUS_DE>; > + #clock-cells = <1>; > + #reset-cells = <1>; > + }; > + > syscon: syscon@...0000 { > compatible = "allwinner,sun8i-h3-system-controller", > "syscon";
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