From mboxrd@z Thu Jan 1 00:00:00 1970 From: michal.simek@xilinx.com (Michal Simek) Date: Wed, 21 Jun 2017 13:43:10 +0200 Subject: [RESEND PATCH v5 10/16] ARM: dts: zynq: Add generic compatible string for I2C EEPROM In-Reply-To: <20170615185418.13980-11-javier@dowhile0.org> References: <20170615185418.13980-1-javier@dowhile0.org> <20170615185418.13980-11-javier@dowhile0.org> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 15.6.2017 20:54, Javier Martinez Canillas wrote: > The at24 driver allows to register I2C EEPROM chips using different vendor > and devices, but the I2C subsystem does not take the vendor into account > when matching using the I2C table since it only has device entries. > > But when matching using an OF table, both the vendor and device has to be > taken into account so the driver defines only a set of compatible strings > using the "atmel" vendor as a generic fallback for compatible I2C devices. > > So add this generic fallback to the device node compatible string to make > the device to match the driver using the OF device ID table. > > Signed-off-by: Javier Martinez Canillas > > --- > > Changes in v5: None > Changes in v4: > - Only use the atmel manufacturer in the compatible string instead of > keeping the deprecated ones (Rob Herring). > > Changes in v3: None > Changes in v2: None > > arch/arm/boot/dts/zynq-zc702.dts | 2 +- > arch/arm/boot/dts/zynq-zc706.dts | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/zynq-zc702.dts b/arch/arm/boot/dts/zynq-zc702.dts > index 0cdad2cc8b78..f8c840f7118f 100644 > --- a/arch/arm/boot/dts/zynq-zc702.dts > +++ b/arch/arm/boot/dts/zynq-zc702.dts > @@ -136,7 +136,7 @@ > #size-cells = <0>; > reg = <2>; > eeprom at 54 { > - compatible = "at,24c08"; > + compatible = "atmel,24c08"; > reg = <0x54>; > }; > }; > diff --git a/arch/arm/boot/dts/zynq-zc706.dts b/arch/arm/boot/dts/zynq-zc706.dts > index ad4bb06dba25..76492be4a912 100644 > --- a/arch/arm/boot/dts/zynq-zc706.dts > +++ b/arch/arm/boot/dts/zynq-zc706.dts > @@ -92,7 +92,7 @@ > #size-cells = <0>; > reg = <2>; > eeprom at 54 { > - compatible = "at,24c08"; > + compatible = "atmel,24c08"; > reg = <0x54>; > }; > }; > Acked-by: Michal Simek Thanks, Michal