linux-kernel - Re: [PATCH 2/3] arm64: dts: qcom: Add pm7250b PMIC

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Date:   Sat, 3 Sep 2022 14:23:33 +0200
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Luca Weiss <luca.weiss@...rphone.com>,
        linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] arm64: dts: qcom: Add pm7250b PMIC



On 2.09.2022 13:10, Luca Weiss wrote:
> PM7250B is a PMIC primarily used for charging and fuel gauge but also
> has some of the standard functionality like temp-alarm, adc, etc.
> 
> Add the .dtsi with some of the functionality added.
> 
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org

Konrad
>  arch/arm64/boot/dts/qcom/pm7250b.dtsi | 149 ++++++++++++++++++++++++++
>  1 file changed, 149 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/pm7250b.dtsi
> 
> diff --git a/arch/arm64/boot/dts/qcom/pm7250b.dtsi b/arch/arm64/boot/dts/qcom/pm7250b.dtsi
> new file mode 100644
> index 000000000000..61f7a6345150
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/pm7250b.dtsi
> @@ -0,0 +1,149 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (C) 2022 Luca Weiss <luca.weiss@...rphone.com>
> + */
> +
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/spmi/spmi.h>
> +
> +/ {
> +	thermal-zones {
> +		pm7250b-thermal {
> +			polling-delay-passive = <100>;
> +			polling-delay = <0>;
> +
> +			thermal-sensors = <&pm7250b_temp>;
> +
> +			trips {
> +				trip0 {
> +					temperature = <95000>;
> +					hysteresis = <0>;
> +					type = "passive";
> +				};
> +
> +				trip1 {
> +					temperature = <115000>;
> +					hysteresis = <0>;
> +					type = "hot";
> +				};
> +
> +				trip2 {
> +					temperature = <145000>;
> +					hysteresis = <0>;
> +					type = "critical";
> +				};
> +			};
> +		};
> +	};
> +};
> +
> +&spmi_bus {
> +	pmic@2 {
> +		compatible = "qcom,pm7250b", "qcom,spmi-pmic";
> +		reg = <0x2 SPMI_USID>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		pm7250b_temp: temp-alarm@...0 {
> +			compatible = "qcom,spmi-temp-alarm";
> +			reg = <0x2400>;
> +			interrupts = <0x2 0x24 0x0 IRQ_TYPE_EDGE_BOTH>;
> +			io-channels = <&pm7250b_adc ADC5_DIE_TEMP>;
> +			io-channel-names = "thermal";
> +			#thermal-sensor-cells = <0>;
> +		};
> +
> +		pm7250b_adc: adc@...0 {
> +			compatible = "qcom,spmi-adc5";
> +			reg = <0x3100>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			#io-channel-cells = <1>;
> +			interrupts = <0x2 0x31 0x0 IRQ_TYPE_EDGE_RISING>;
> +
> +			adc-chan@0 {
> +				reg = <ADC5_REF_GND>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "ref_gnd";
> +			};
> +
> +			adc-chan@1 {
> +				reg = <ADC5_1P25VREF>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "vref_1p25";
> +			};
> +
> +			adc-chan@2 {
> +				reg = <ADC5_DIE_TEMP>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "die_temp";
> +			};
> +
> +			adc-chan@7 {
> +				reg = <ADC5_USB_IN_I>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "usb_in_i_uv";
> +			};
> +
> +			adc-chan@8 {
> +				reg = <ADC5_USB_IN_V_16>;
> +				qcom,pre-scaling = <1 16>;
> +				label = "usb_in_v_div_16";
> +			};
> +
> +			adc-chan@9 {
> +				reg = <ADC5_CHG_TEMP>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "chg_temp";
> +			};
> +
> +			adc-chan@e {
> +				reg = <ADC5_AMUX_THM2>;
> +				qcom,hw-settle-time = <200>;
> +				qcom,pre-scaling = <1 1>;
> +				label = "smb1390_therm";
> +			};
> +
> +			adc-chan@1e {
> +				reg = <ADC5_MID_CHG_DIV6>;
> +				qcom,pre-scaling = <1 6>;
> +				label = "chg_mid";
> +			};
> +
> +			adc-chan@83 {
> +				reg = <ADC5_VPH_PWR>;
> +				qcom,pre-scaling = <1 3>;
> +				label = "vph_pwr";
> +			};
> +
> +			adc-chan@84 {
> +				reg = <ADC5_VBAT_SNS>;
> +				qcom,pre-scaling = <1 3>;
> +				label = "vbat_sns";
> +			};
> +
> +			adc-chan@99 {
> +				reg = <ADC5_SBUx>;
> +				qcom,pre-scaling = <1 3>;
> +				label = "chg_sbux";
> +			};
> +		};
> +
> +		pm7250b_adc_tm: adc-tm@...0 {
> +			compatible = "qcom,spmi-adc-tm5";
> +			reg = <0x3500>;
> +			interrupts = <0x2 0x35 0x0 IRQ_TYPE_EDGE_RISING>;
> +			#thermal-sensor-cells = <1>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			status = "disabled";
> +		};
> +	};
> +
> +	pmic@3 {
> +		compatible = "qcom,pm7250b", "qcom,spmi-pmic";
> +		reg = <0x3 SPMI_USID>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +};