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

From: Konrad Dybcio
Date: Sat Sep 03 2022 - 08:24:07 EST




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@xxxxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx

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@xxxxxxxxxxxxx>
> + */
> +
> +#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@2400 {
> + 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@3100 {
> + 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@3500 {
> + 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>;
> + };
> +};