From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- Documentation/hwmon/twl4030-madc-hwmon.rst | 49 ++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/hwmon/twl4030-madc-hwmon.rst (limited to 'Documentation/hwmon/twl4030-madc-hwmon.rst') diff --git a/Documentation/hwmon/twl4030-madc-hwmon.rst b/Documentation/hwmon/twl4030-madc-hwmon.rst new file mode 100644 index 000000000..22c885383 --- /dev/null +++ b/Documentation/hwmon/twl4030-madc-hwmon.rst @@ -0,0 +1,49 @@ +Kernel driver twl4030-madc +========================== + +Supported chips: + + * Texas Instruments TWL4030 + + Prefix: 'twl4030-madc' + + +Authors: + J Keerthy + +Description +----------- + +The Texas Instruments TWL4030 is a Power Management and Audio Circuit. Among +other things it contains a 10-bit A/D converter MADC. The converter has 16 +channels which can be used in different modes. + + +See this table for the meaning of the different channels + +======= ========================================================== +Channel Signal +======= ========================================================== +0 Battery type(BTYPE) +1 BCI: Battery temperature (BTEMP) +2 GP analog input +3 GP analog input +4 GP analog input +5 GP analog input +6 GP analog input +7 GP analog input +8 BCI: VBUS voltage(VBUS) +9 Backup Battery voltage (VBKP) +10 BCI: Battery charger current (ICHG) +11 BCI: Battery charger voltage (VCHG) +12 BCI: Main battery voltage (VBAT) +13 Reserved +14 Reserved +15 VRUSB Supply/Speaker left/Speaker right polarization level +======= ========================================================== + + +The Sysfs nodes will represent the voltage in the units of mV, +the temperature channel shows the converted temperature in +degree Celsius. The Battery charging current channel represents +battery charging current in mA. -- cgit v1.2.3