On Thu, Apr 13, 2017 at 03:28:24PM -0300, 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 <javier@xxxxxxxxxxxxxxx>
I wouldn't apply it before driver and bindings change get accepted.
Ping me when that happens.
Shawn
> ---
>
> Changes in v2: None
>
> arch/arm/boot/dts/imx27-phytec-phycard-s-som.dtsi | 2 +-
> arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi | 2 +-
> arch/arm/boot/dts/imx28-evk.dts | 2 +-
> arch/arm/boot/dts/imx53-tqma53.dtsi | 2 +-
> arch/arm/boot/dts/imx6q-cm-fx6.dts | 2 +-
> arch/arm/boot/dts/imx6q-utilite-pro.dts | 2 +-
> 6 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx27-phytec-phycard-s-som.dtsi b/arch/arm/boot/dts/imx27-phytec-phycard-s-som.dtsi
> index 4f3e0f473581..61e741092efa 100644
> --- a/arch/arm/boot/dts/imx27-phytec-phycard-s-som.dtsi
> +++ b/arch/arm/boot/dts/imx27-phytec-phycard-s-som.dtsi
> @@ -40,7 +40,7 @@
> status = "okay";
>
> at24@52 {
> - compatible = "at,24c32";
> + compatible = "at,24c32","atmel,24c32";
> pagesize = <32>;
> reg = <0x52>;
> };
> diff --git a/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi b/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
> index 82fec935ce83..5b6b651af18f 100644
> --- a/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
> +++ b/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
> @@ -193,7 +193,7 @@
> status = "okay";
>
> at24@52 {
> - compatible = "at,24c32";
> + compatible = "at,24c32","atmel,24c32";
> pagesize = <32>;
> reg = <0x52>;
> };
> diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts
> index a5ba669b4eaa..5ab990ac36b4 100644
> --- a/arch/arm/boot/dts/imx28-evk.dts
> +++ b/arch/arm/boot/dts/imx28-evk.dts
> @@ -203,7 +203,7 @@
> };
>
> at24@51 {
> - compatible = "at24,24c32";
> + compatible = "at24,24c32","atmel,24c32";
> pagesize = <32>;
> reg = <0x51>;
> };
> diff --git a/arch/arm/boot/dts/imx53-tqma53.dtsi b/arch/arm/boot/dts/imx53-tqma53.dtsi
> index 85972f2201c2..c8bc0522a1e9 100644
> --- a/arch/arm/boot/dts/imx53-tqma53.dtsi
> +++ b/arch/arm/boot/dts/imx53-tqma53.dtsi
> @@ -272,7 +272,7 @@
> };
>
> eeprom: 24c64@50 {
> - compatible = "at,24c64";
> + compatible = "at,24c64","atmel,24c64";
> pagesize = <32>;
> reg = <0x50>;
> };
> diff --git a/arch/arm/boot/dts/imx6q-cm-fx6.dts b/arch/arm/boot/dts/imx6q-cm-fx6.dts
> index 66cac5328b86..8cf478c67f83 100644
> --- a/arch/arm/boot/dts/imx6q-cm-fx6.dts
> +++ b/arch/arm/boot/dts/imx6q-cm-fx6.dts
> @@ -215,7 +215,7 @@
> clock-frequency = <100000>;
>
> eeprom@50 {
> - compatible = "at24,24c02";
> + compatible = "at24,24c02","atmel,24c02";
> reg = <0x50>;
> pagesize = <16>;
> };
> diff --git a/arch/arm/boot/dts/imx6q-utilite-pro.dts b/arch/arm/boot/dts/imx6q-utilite-pro.dts
> index 69bdd82ce21f..644889d813d0 100644
> --- a/arch/arm/boot/dts/imx6q-utilite-pro.dts
> +++ b/arch/arm/boot/dts/imx6q-utilite-pro.dts
> @@ -128,7 +128,7 @@
> #size-cells = <0>;
>
> eeprom@50 {
> - compatible = "at24,24c02";
> + compatible = "at24,24c02","atmel,24c02";
> reg = <0x50>;
> pagesize = <16>;
> };
> --
> 2.9.3
>
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