On Wed, 2016-03-16 at 12:10 +0000, 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.
>
> As a practical matter, the gpio-pcf857x driver doesn't match this
> string, so these device trees currently don't work.
>
> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Append or replace that with:
Signed-off-by: Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx>
> ---
> 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;
>
>
--
Ben Hutchings
Software Developer, Codethink Ltd.
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