[PATCH v2] arm64: dts: imx8mn-var-som-symphony: add vcc supply for PCA9534

Shawn Guo shawnguo at kernel.org
Tue Dec 5 16:50:33 PST 2023


On Tue, Nov 07, 2023 at 10:50:40AM -0500, Hugo Villeneuve wrote:
> From: Hugo Villeneuve <hvilleneuve at dimonoff.com>
> 
> The following warning is shown when probing device:
> 
>     pca953x 1-0020: supply vcc not found, using dummy regulator
> 
> Define a new fixed 3.3v regulator for carrier board peripherals,
> enabled by mosfet switch Q2 after the SOM_3V3 supply rises (no software
> control).
> 
> Add this new regulator as vcc supply to the PCA9534 to silence the warning.
> 
> Signed-off-by: Hugo Villeneuve <hvilleneuve at dimonoff.com>

Applied, thanks!



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