[PATCH] ARM: dts: aspeed: ast2600-evb: Update I2C devices

Ryan Chen ryan_chen at aspeedtech.com
Sat Jun 25 12:02:18 AEST 2022



Ryan

> -----Original Message-----
> From: Cédric Le Goater <clg at kaod.org>
> Sent: Friday, June 24, 2022 2:06 PM
> To: Joel Stanley <joel at jms.id.au>; Ryan Chen <ryan_chen at aspeedtech.com>;
> devicetree at vger.kernel.org; linux-arm-kernel at lists.infradead.org;
> linux-aspeed at lists.ozlabs.org
> Subject: Re: [PATCH] ARM: dts: aspeed: ast2600-evb: Update I2C devices
> 
> On 6/23/22 11:47, Joel Stanley wrote:
> > The AST2600A3 EVB has the following I2C devices:
> >
> >   - ADT7490 at 0x2e
> >   - EEPROM at 0xa0
> >   - LM75 at 0x9a
> >
> > The bus these devices appear on can be configured by jumpers. The
> > device tree is configured with the buses given by the default jumper settings.
> >
> > Signed-off-by: Joel Stanley <joel at jms.id.au>
> 
> Reviewed-by: Cédric Le Goater <clg at kaod.org>
> 
Reviewed-by: Ryan Chen <ryan_chen at aspeedtech.com>
> 
> C.
> 
> > ---
> >   arch/arm/boot/dts/aspeed-ast2600-evb.dts | 21 ++++++++++++++++-----
> >   1 file changed, 16 insertions(+), 5 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> > b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> > index 5a6063bd4508..9da70b873ab6 100644
> > --- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> > +++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
> > @@ -207,11 +207,6 @@ &uart5 {
> >
> >   &i2c0 {
> >   	status = "okay";
> > -
> > -	temp at 2e {
> > -		compatible = "adi,adt7490";
> > -		reg = <0x2e>;
> > -	};
> >   };
> >
> >   &i2c1 {
> > @@ -240,10 +235,26 @@ &i2c6 {
> >
> >   &i2c7 {
> >   	status = "okay";
> > +
> > +	temp at 2e {
> > +		compatible = "adi,adt7490";
> > +		reg = <0x2e>;
> > +	};
> > +
> > +	eeprom at 50 {
> > +		compatible = "atmel,24c08";
> > +		reg = <0x50>;
> > +		pagesize = <16>;
> > +	};
> >   };
> >
> >   &i2c8 {
> >   	status = "okay";
> > +
> > +	lm75 at 4d {
> > +		compatible = "national,lm75";
> > +		reg = <0x4d>;
> > +	};
> >   };
> >
> >   &i2c9 {



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