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SubjectRe: [PATCH] DTS at91sam9x5cm: add 1-wire chip on CM board
On 03/20/2013 12:23 PM, Richard Genoud :
> This add the 1-wire chip present on the CM board to the DTS.
> As the pin is also used by leds, tt's disabled by default.
> If the board really wants it, it can be enabled in the board DTS.
>
> Signed-off-by: Richard Genoud <richard.genoud@gmail.com>

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>

And pushed to at91-3.10-dt branch.

Thanks,

> ---
> arch/arm/boot/dts/at91sam9x5cm.dtsi | 20 ++++++++++++++++++++
> 1 files changed, 20 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi
> index 4027ac7..347a74a 100644
> --- a/arch/arm/boot/dts/at91sam9x5cm.dtsi
> +++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi
> @@ -24,6 +24,16 @@
> };
>
> ahb {
> + apb {
> + pinctrl@fffff400 {
> + 1wire_cm {
> + pinctrl_1wire_cm: 1wire_cm-0 {
> + atmel,pins = <1 18 0x0 0x2>; /* PB18 multidrive, conflicts with led */
> + };
> + };
> + };
> + };
> +
> nand0: nand@40000000 {
> nand-bus-width = <8>;
> nand-ecc-mode = "hw";
> @@ -74,4 +84,14 @@
> gpios = <&pioD 21 0>;
> };
> };
> +
> + 1wire_cm {
> + compatible = "w1-gpio";
> + gpios = <&pioB 18 0>;
> + linux,open-drain;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_1wire_cm>;
> + status = "okay";
> + };
> +
> };
>


--
Nicolas Ferre


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