* Nishanth Menon <nm@xxxxxx> [160316 15:34]:
> On 03/16/2016 11:52 AM, Ben Hutchings wrote:
> > The binding definition for the PCF857x GPIO expanders doesn't mention
> > a "ti,pcf8575" compatible string. This is apparently because TI is
> > only a second source - there is no functional difference between
> > PCF8575 chips manufactured by TI and NXP, and the same board might be
> > populated with either depending on availability.
> >
> > This is not a problem in practice because the I2C core uses
> > of_modalias_node() before matching drivers and this strips the
> > manufacturer name.
> >
>
> Yeah - thanks for catching this.. was planning on fixing this, but anyways..
> f56de327b4c4 ARM: dts: dra72-evm: Add extcon nodes for USB
> 87517d26d888 ARM: dts: dra7-evm: Add extcon nodes for USB
>
> Are the patches that introduce the "ti," binding... Roger: since this is
> introduced by your patches... Ccying you as well. weird since checkpatch
> does not complain..
>
> > Signed-off-by: Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx>
> > ---
> > v2: Correct the claim that this is a practical problem.
> >
> > arch/arm/boot/dts/dra7-evm.dts | 2 +-
> > arch/arm/boot/dts/dra72-evm.dts | 2 +-
> > 2 files changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
> > index cfc24e52244e..3907c9d2c12e 100644
> > --- a/arch/arm/boot/dts/dra7-evm.dts
> > +++ b/arch/arm/boot/dts/dra7-evm.dts
> > @@ -539,7 +539,7 @@
> > };
> >
> > pcf_gpio_21: gpio@21 {
> > - compatible = "ti,pcf8575";
> > + compatible = "nxp,pcf8575";
> > reg = <0x21>;
> > lines-initial-states = <0x1408>;
> > gpio-controller;
> > diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
> > index 00b12002c07c..7ec42bda3afb 100644
> > --- a/arch/arm/boot/dts/dra72-evm.dts
> > +++ b/arch/arm/boot/dts/dra72-evm.dts
> > @@ -422,7 +422,7 @@
> > };
> >
> > pcf_gpio_21: gpio@21 {
> > - compatible = "ti,pcf8575";
> > + compatible = "nxp,pcf8575";
> > reg = <0x21>;
> > lines-initial-states = <0x1408>;
> > gpio-controller;
> >
> >
> >
>
>
> While at it, do you want to fix up (+Seb):
> a) Documentation/devicetree/bindings/i2c/i2c-pxa-pci-ce4100.txt which
> also seems to refer to ti,pcf in example (introduced by df2634f43f51
> x86: dtb: Add a device tree for CE4100 )
> b) arch/x86/platform/ce4100/falconfalls.dts as well?
Applying this one with Roger's ack, seems like those should be
additional patches.
Tony
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