[PATCH] arm:dts: add max31785 to Garrison device tree

[Joel Stanley]

On Fri, Sep 29, 2017 at 1:15 PM, Yi Li <adamliyi at msn.com> wrote:
> Add max31785 device tree node to enable Fan Control on Garrison.

Looks okay to me. I'll get Andrew's ack on the bindings before I merge.

Cheers,

Joel

>
> Signed-off-by: Yi Li <adamliyi at msn.com>
> ---
>  arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts | 89 +++++++++++++++++++++++++++
>  1 file changed, 89 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts b/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
> index c67fe58..6b96e36 100644
> --- a/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
> +++ b/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
> @@ -63,6 +63,95 @@
>         status = "okay";
>  };
>
> +&i2c3 {
> +       status = "okay";
> +
> +       // FIR (fan / SATA backplane)
> +       max31785 at 52 {
> +               compatible = "max,max31785";
> +               reg = <0x52>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               fan at 0 {
> +                       compatible = "pmbus-fan";
> +                       reg = <0>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +
> +               fan at 1 {
> +                       compatible = "pmbus-fan";
> +                       reg = <1>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +
> +               fan at 2 {
> +                       compatible = "pmbus-fan";
> +                       reg = <2>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +
> +               fan at 3 {
> +                       compatible = "pmbus-fan";
> +                       reg = <3>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +
> +               fan at 4 {
> +                       compatible = "pmbus-fan";
> +                       reg = <4>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +
> +               fan at 5 {
> +                       compatible = "pmbus-fan";
> +                       reg = <5>;
> +                       tach-pulses = <2>;
> +                       maxim,fan-rotor-input = "tach";
> +                       maxim,fan-pwm-freq = <25000>;
> +                       maxim,fan-dual-tach;
> +                       maxim,fan-no-watchdog;
> +                       maxim,fan-no-fault-ramp;
> +                       maxim,fan-ramp = <2>;
> +                       maxim,fan-fault-pin-mon;
> +               };
> +       };
> +};
>
>  &i2c4 {
>         status = "okay";
> --
> 1.9.1
>