Re: [PATCH] arm64: dts: imx8mm: Drop CSI1 PHY reference clock configuration

* Re: [PATCH] arm64: dts: imx8mm: Drop CSI1 PHY reference clock configuration
       [not found] <20230725232628.3511073-1-festevam@gmail.com>
@ 2023-07-30 13:33 ` Shawn Guo
  0 siblings, 0 replies; only message in thread
From: Shawn Guo @ 2023-07-30 13:33 UTC (permalink / raw)
  To: Fabio Estevam
  Cc: linux-arm-kernel, marex, aford173, tharvey, linux-imx, kernel,
	Fabio Estevam

On Tue, Jul 25, 2023 at 08:26:28PM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <festevam@denx.de>
> 
> The CSI1 PHY reference clock is limited to 125 MHz according to:
> i.MX 8M Mini Applications Processor Reference Manual, Rev. 3, 11/2020
> Table 5-1. Clock Root Table (continued) / page 307
> Slice Index n = 123 .
> 
> Currently the IMX8MM_CLK_CSI1_PHY_REF clock is configured to be
> fed directly from 1 GHz PLL2 , which overclocks them. Instead, drop
> the configuration altogether, which defaults the clock to 24 MHz REF
> clock input, which for the PHY reference clock is just fine.
> 
> Based on a patch from Marek Vasut for the imx8mn.
> 
> Fixes: e523b7c54c05 ("arm64: dts: imx8mm: Add CSI nodes")
> Signed-off-by: Fabio Estevam <festevam@denx.de>

Applied, thanks!

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