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

Marek Vasut marex at denx.de
Tue Jul 25 17:46:54 PDT 2023


On 7/26/23 01:26, Fabio Estevam wrote:
> From: Fabio Estevam <festevam at 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 at denx.de>

Reviewed-by: Marek Vasut <marex at denx.de>

Thanks !



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