Proxmox-Port/linux-loongson
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson synced 2025-09-11 19:16:17 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

arm64: dts: qcom: Add pm7250b PMIC

Browse Source 
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@fairphone.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220902111055.106814-2-luca.weiss@fairphone.com
This commit is contained in:
Luca Weiss 2022-09-02 13:10:54 +02:00 committed by Bjorn Andersson
parent d0909bf4fa
commit 11975b9b81
1 changed files with 149 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

149
arch/arm64/boot/dts/qcom/pm7250b.dtsi Normal file
View File

@ -0,0 +1,149 @@
// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (C) 2022 Luca Weiss <luca.weiss@fairphone.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@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>;
};
};