[PATCH 0/2] arm64: dts: renesas: Add SD/OE pin properties
Sean Anderson
sean.anderson at linux.dev
Thu Sep 26 11:24:12 PDT 2024
On 9/26/24 14:09, Sean Anderson wrote:
> Linux can configure almost every part of this clock generator without
> relying on the OTP settings. However, the correct configuration for the
> SD/OE pin cannot be determined automatically. Therefore, add the
> appropriate properties to configure this pin.
>
> I have CC'd some people who appear to have access to the following
> boards which use the versaclock5:
>
> - Salvator-X
> - HiHope RZ/G2[MN] Main Board
> - Beacon Embedded Works RZ/G2N Development Kit
>
> as I could not find schematics for these boards. You can help me out by
> (pick one):
>
> - Run the following command and send me the output:
>
> $ grep 10: /sys/kernel/debug/regmap/*-006a/registers
>
> - Measure the voltage on the SD/OE pin on a functioning board.
> - Inspect (or send me) the schematic to determine the state of the SD/OE
> pin during normal operation.
>
> My suspicion is that all of these boards use the same configuration
> (SD/OE pin tied high) owing to their common design heritage. Thanks in
> advance.
+CC the people I meant to CC in the first place
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