[PATCH] ARM: Kirkwood: enable GPIO fan alarm support for 2Big Network v2
Sergei Shtylyov
sergei.shtylyov at cogentembedded.com
Mon Feb 23 07:35:36 PST 2015
Hello.
On 2/23/2015 4:02 PM, Simon Guinot wrote:
> On the LaCie 2Big Network v2 (net2big_v2) board, the fan alarm is not
> wired to the I2C fan controller but to a separe GPIO. This GPIO can be
> controlled by using the gpio-fan driver.
> This patch adds the gpio-fan alarm description in the net2big_v2 DTS.
> Signed-off-by: Simon Guinot <simon.guinot at sequanux.org>
> ---
> arch/arm/boot/dts/kirkwood-net2big.dts | 5 +++++
> 1 file changed, 5 insertions(+)
> diff --git a/arch/arm/boot/dts/kirkwood-net2big.dts b/arch/arm/boot/dts/kirkwood-net2big.dts
> index 53dc37a3b687..e4f7e497379f 100644
> --- a/arch/arm/boot/dts/kirkwood-net2big.dts
> +++ b/arch/arm/boot/dts/kirkwood-net2big.dts
> @@ -27,6 +27,11 @@
> device_type = "memory";
> reg = <0x00000000 0x10000000>;
> };
> +
> + gpio_fan {
The ePAPR standard says that node name should be generic, so "fan" would
fit better here...
> + compatible = "gpio-fan";
> + alarm-gpios = <&gpio0 25 GPIO_ACTIVE_LOW>;
> + };
> };
WBR, Sergei
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