linux-kernel - Re: [PATCH v2 3/9] mfd: simple-mfd-i2c: add compatible string for LX2160ARDB

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Message-ID: <aMmOSM6tOi9RX6ZD@lizhi-Precision-Tower-5810>
Date: Tue, 16 Sep 2025 12:20:24 -0400
From: Frank Li <Frank.li@....com>
To: Ioana Ciornei <ioana.ciornei@....com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Shawn Guo <shawnguo@...nel.org>, Michael Walle <mwalle@...nel.org>,
	Lee Jones <lee@...nel.org>, devicetree@...r.kernel.org,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/9] mfd: simple-mfd-i2c: add compatible string for
 LX2160ARDB

On Mon, Sep 15, 2025 at 03:23:48PM +0300, Ioana Ciornei wrote:
> Extend the list of supported devices with the QIXIS FPGA found on the
> LX2160ARDB board.
>
> Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
> ---
> Changes in v2:
> - none
>
>  drivers/mfd/simple-mfd-i2c.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mfd/simple-mfd-i2c.c b/drivers/mfd/simple-mfd-i2c.c
> index 63ac26388860..6fbe85437d8d 100644
> --- a/drivers/mfd/simple-mfd-i2c.c
> +++ b/drivers/mfd/simple-mfd-i2c.c
> @@ -115,6 +115,7 @@ static const struct of_device_id simple_mfd_i2c_of_match[] = {
>  	{ .compatible = "maxim,max5970", .data = &maxim_max5970},
>  	{ .compatible = "maxim,max5978", .data = &maxim_max5970},
>  	{ .compatible = "maxim,max77705-battery", .data = &maxim_mon_max77705},
> +	{ .compatible = "fsl,lx2160ardb-fpga" },

driver data is the same as fsl,lx2160aqds-fpga.

why not fallback to fsl,lx2160aqds-fpga in dts file ?

Frank

>  	{ .compatible = "fsl,lx2160aqds-fpga" },
>  	{ .compatible = "fsl,ls1028aqds-fpga" },
>  	{ .compatible = "spacemit,p1", .data = &spacemit_p1, },
> --
> 2.25.1
>