[PATCH v7 4/4] riscv: dts: add clock generator for Sophgo SG2042 SoC
Chen Wang
unicorn_wang at outlook.com
Wed Jan 10 23:55:52 PST 2024
On 2024/1/10 22:13, Conor Dooley wrote:
> On Mon, Jan 08, 2024 at 02:49:53PM +0800, Chen Wang wrote:
>
>> + cgi: oscillator {
>> + compatible = "fixed-clock";
>> + clock-output-names = "cgi";
>> + #clock-cells = <0>;
>> + };
> Where does the name "cgi" come from and what does it mean?
> Clock Generator Input? Does the sg2042 documentation call it that?
It's abbrevation of "Clock Gen IC", I found this in the clock tree
diagram.
https://github.com/sophgo/sophgo-doc/blob/main/SG2042/TRM/source/pic/clock-tree.png
BTW, There are three cgi on the diagram. Should I define 3 in DTS too? I
just found they are the same so I just defined one.
>
> Cheers,
> Conor.
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