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Message-ID:
<SH0PR01MB06675EF7ACD1452C4DEBE45FF243A@SH0PR01MB0667.CHNPR01.prod.partner.outlook.cn>
Date: Thu, 1 Feb 2024 01:42:13 +0000
From: Changhuang Liang <changhuang.liang@...rfivetech.com>
To: Conor Dooley <conor@...nel.org>
CC: Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski
<krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, Emil
Renner Berthing <kernel@...il.dk>, Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, Jack
Zhu <jack.zhu@...rfivetech.com>, "linux-kernel@...r.kernel.org"
<linux-kernel@...r.kernel.org>, "linux-riscv@...ts.infradead.org"
<linux-riscv@...ts.infradead.org>, "devicetree@...r.kernel.org"
<devicetree@...r.kernel.org>
Subject:
回复: [v2] riscv: dts: starfive: jh7110: Add camera subsystem nodes
Hi, Conor
> On Tue, Jan 30, 2024 at 12:25:09AM -0800, Changhuang Liang wrote:
> > Add camera subsystem nodes for the StarFive JH7110 SoC. They contain
> > the imx219, dphy-rx, csi2rx, camss nodes.
> >
> > Signed-off-by: Changhuang Liang <changhuang.liang@...rfivetech.com>
> > ---
> > .../jh7110-starfive-visionfive-2.dtsi | 103
> ++++++++++++++++++
> > arch/riscv/boot/dts/starfive/jh7110.dtsi | 67 ++++++++++++
> > 2 files changed, 170 insertions(+)
> >
> > diff --git
> > a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> > b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> > index b89e9791efa7..e0027bb379ef 100644
> > --- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> > +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> > @@ -30,6 +30,37 @@ cpus {
> > timebase-frequency = <4000000>;
> > };
> >
> > + imx219_clk: imx219-clock {
> > + compatible = "fixed-clock";
> > + clock-output-names = "imx219_clk";
> > + clock-frequency = <24000000>;
> > + #clock-cells = <0>;
> > + };
>
> Why do you need an output name here?
The output name can be unnecessary.
> Also, where does this clock come from? Is it an oscillator on the board?
>
This clock come from imx219, not the VisionFive 2 board.
regards
Changhuang
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