linux-kernel - Re: [PATCH 3/4] arm64: dts: qcom: pmi8998: introduce qpnp haptics

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Date:   Sat, 12 Jun 2021 23:21:20 -0500
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Caleb Connolly <caleb@...nolly.tech>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] arm64: dts: qcom: pmi8998: introduce qpnp haptics

On Sat 12 Jun 15:54 CDT 2021, Caleb Connolly wrote:

> Add bindings for Qualcomm QPNP haptics, setting default values used on
> most devices.
> 
> Signed-off-by: Caleb Connolly <caleb@...nolly.tech>
> ---
>  arch/arm64/boot/dts/qcom/pmi8998.dtsi | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/pmi8998.dtsi b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> index d230c510d4b7..ccf64c1898d4 100644
> --- a/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> +++ b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> @@ -1,4 +1,5 @@
>  // SPDX-License-Identifier: GPL-2.0
> +#include <dt-bindings/input/qcom,qpnp-haptics.h>
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include <dt-bindings/spmi/spmi.h>
> 
> @@ -41,5 +42,20 @@ lab: lab {
>  				interrupt-names = "sc-err", "ocp";
>  			};
>  		};
> +
> +		qpnp_haptics: qcom,haptics@...0 {

No qcom, in node name, please.

> +			compatible = "qcom,qpnp-haptics";
> +			reg = <0xc000 0x100>;

#size-cells is <0>, so this means 2 addresses. Please drop the "length".

Regards,
Bjorn

> +
> +			interrupts = <0x3 0xc0 0x0 IRQ_TYPE_EDGE_BOTH>,
> +				     <0x3 0xc0 0x1 IRQ_TYPE_EDGE_BOTH>;
> +			interrupt-names = "short", "play";
> +
> +			qcom,wave-shape = <HAP_WAVE_SINE>;
> +			qcom,play-mode = <HAP_PLAY_BUFFER>;
> +			qcom,brake-pattern = <0x3 0x3 0x2 0x1>;
> +
> +			status = "disabled";
> +		};
>  	};
>  };
> --
> 2.31.1
> 
>