From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/Documentation/devicetree/bindings/mfd/ab8500.txt | 131 ++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 126 insertions(+), 5 deletions(-)
diff --git a/kernel/Documentation/devicetree/bindings/mfd/ab8500.txt b/kernel/Documentation/devicetree/bindings/mfd/ab8500.txt
index cd9e90c..d2a6e83 100644
--- a/kernel/Documentation/devicetree/bindings/mfd/ab8500.txt
+++ b/kernel/Documentation/devicetree/bindings/mfd/ab8500.txt
@@ -1,7 +1,7 @@
* AB8500 Multi-Functional Device (MFD)
Required parent device properties:
-- compatible : contains "stericsson,ab8500";
+- compatible : contains "stericsson,ab8500" or "stericsson,ab8505";
- interrupts : contains the IRQ line for the AB8500
- interrupt-controller : describes the AB8500 as an Interrupt Controller (has its own domain)
- #interrupt-cells : should be 2, for 2-cell format
@@ -31,8 +31,8 @@
: BAT_CTRL_INDB : : Battery Removal Indicator
: BTEMP_LOW : : Btemp < BtempLow, if battery temperature is lower than -10°C
: BTEMP_LOW_MEDIUM : : BtempLow < Btemp < BtempMedium,if battery temperature is between -10 and 0°C
- : BTEMP_MEDIUM_HIGH : : BtempMedium < Btemp < BtempHigh,if battery temperature is between 0°C and“MaxTemp
- : BTEMP_HIGH : : Btemp > BtempHigh, if battery temperature is higher than “MaxTemp
+ : BTEMP_MEDIUM_HIGH : : BtempMedium < Btemp < BtempHigh,if battery temperature is between 0°C and MaxTemp
+ : BTEMP_HIGH : : Btemp > BtempHigh, if battery temperature is higher than MaxTemp
ab8500-charger : : vddadc : Charger interface
: MAIN_CH_UNPLUG_DET : : main charger unplug detection management (not in 8505)
: MAIN_CHARGE_PLUG_DET : : main charger plug detection management (not in 8505)
@@ -49,11 +49,13 @@
: CH_WD_EXP : : Charger watchdog detected
ab8500-gpadc : HW_CONV_END : vddadc : Analogue to Digital Converter
SW_CONV_END : :
-ab8500-gpio : : : GPIO Controller
+ab8500-gpio : : : GPIO Controller (AB8500)
+ab8505-gpio : : : GPIO Controller (AB8505)
ab8500-ponkey : ONKEY_DBF : : Power-on Key
ONKEY_DBR : :
ab8500-pwm : : : Pulse Width Modulator
-ab8500-regulator : : : Regulators
+ab8500-regulator : : : Regulators (AB8500)
+ab8505-regulator : : : Regulators (AB8505)
ab8500-rtc : 60S : : Real Time Clock
: ALARM : :
ab8500-sysctrl : : : System Control
@@ -68,6 +70,18 @@
Required child device properties:
- compatible : "stericsson,ab8500-[bm|btemp|charger|fg|gpadc|gpio|ponkey|
pwm|regulator|rtc|sysctrl|usb]";
+
+ A few child devices require ADC channels from the GPADC node. Those follow the
+ standard bindings from iio/iio-bindings.txt and iio/adc/adc.txt
+
+ abx500-temp : io-channels "aux1" and "aux2" for measuring external
+ temperatures.
+ ab8500-fg : io-channel "main_bat_v" for measuring main battery voltage,
+ ab8500-btemp : io-channels "btemp_ball" and "bat_ctrl" for measuring the
+ battery voltage.
+ ab8500-charger : io-channels "main_charger_v", "main_charger_c", "vbus_v",
+ "usb_charger_c" for measuring voltage and current of the
+ different charging supplies.
Optional child device properties:
- interrupts : contains the device IRQ(s) using the 2-cell format (see above)
@@ -102,8 +116,115 @@
39 0x4>;
interrupt-names = "HW_CONV_END", "SW_CONV_END";
vddadc-supply = <&ab8500_ldo_tvout_reg>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #io-channel-cells = <1>;
+
+ /* GPADC channels */
+ bat_ctrl: channel@1 {
+ reg = <0x01>;
+ };
+ btemp_ball: channel@2 {
+ reg = <0x02>;
+ };
+ main_charger_v: channel@3 {
+ reg = <0x03>;
+ };
+ acc_detect1: channel@4 {
+ reg = <0x04>;
+ };
+ acc_detect2: channel@5 {
+ reg = <0x05>;
+ };
+ adc_aux1: channel@6 {
+ reg = <0x06>;
+ };
+ adc_aux2: channel@7 {
+ reg = <0x07>;
+ };
+ main_batt_v: channel@8 {
+ reg = <0x08>;
+ };
+ vbus_v: channel@9 {
+ reg = <0x09>;
+ };
+ main_charger_c: channel@a {
+ reg = <0x0a>;
+ };
+ usb_charger_c: channel@b {
+ reg = <0x0b>;
+ };
+ bk_bat_v: channel@c {
+ reg = <0x0c>;
+ };
+ die_temp: channel@d {
+ reg = <0x0d>;
+ };
+ usb_id: channel@e {
+ reg = <0x0e>;
+ };
+ xtal_temp: channel@12 {
+ reg = <0x12>;
+ };
+ vbat_true_meas: channel@13 {
+ reg = <0x13>;
+ };
+ bat_ctrl_and_ibat: channel@1c {
+ reg = <0x1c>;
+ };
+ vbat_meas_and_ibat: channel@1d {
+ reg = <0x1d>;
+ };
+ vbat_true_meas_and_ibat: channel@1e {
+ reg = <0x1e>;
+ };
+ bat_temp_and_ibat: channel@1f {
+ reg = <0x1f>;
+ };
};
+ ab8500_temp {
+ compatible = "stericsson,abx500-temp";
+ io-channels = <&gpadc 0x06>,
+ <&gpadc 0x07>;
+ io-channel-name = "aux1", "aux2";
+ };
+
+ ab8500_battery: ab8500_battery {
+ stericsson,battery-type = "LIPO";
+ thermistor-on-batctrl;
+ };
+
+ ab8500_fg {
+ compatible = "stericsson,ab8500-fg";
+ battery = <&ab8500_battery>;
+ io-channels = <&gpadc 0x08>;
+ io-channel-name = "main_bat_v";
+ };
+
+ ab8500_btemp {
+ compatible = "stericsson,ab8500-btemp";
+ battery = <&ab8500_battery>;
+ io-channels = <&gpadc 0x02>,
+ <&gpadc 0x01>;
+ io-channel-name = "btemp_ball",
+ "bat_ctrl";
+ };
+
+ ab8500_charger {
+ compatible = "stericsson,ab8500-charger";
+ battery = <&ab8500_battery>;
+ vddadc-supply = <&ab8500_ldo_tvout_reg>;
+ io-channels = <&gpadc 0x03>,
+ <&gpadc 0x0a>,
+ <&gpadc 0x09>,
+ <&gpadc 0x0b>;
+ io-channel-name = "main_charger_v",
+ "main_charger_c",
+ "vbus_v",
+ "usb_charger_c";
+ };
+
ab8500-usb {
compatible = "stericsson,ab8500-usb";
interrupts = < 90 0x4
--
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