Merge tag 'hwmon-for-linus-v4.14' of git://git.kernel.org/pub/scm/lin…

…ux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:

 - new drivers:
   - Lantiq CPU temperature sensor
   - IBM CFF power supply
   - TPS53679 PMBus driver

 - new support:
   - LM5066I (lm25066 PMBus driver)
   - Intel VID protocol VR13 (PMBus drivers)
   - CAT34TS02C, GT30TS00, GT34TS02, and CAT34TS04 (jc42 driver)

 - cleanup and minor improvements in several drivers

* tag 'hwmon-for-linus-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (36 commits)
  hwmon: (ltq-cputemp) add cpu temp sensor driver
  hwmon: (ltq-cputemp) add devicetree bindings documentation
  hwmon: (pmbus) Add support for Texas Instruments tps53679 device
  hwmon: (asc7621) make several arrays static const
  hwmon: (pmbus/lm25066) Add support for TI LM5066I
  hwmon: (pmbus/lm25066) Offset coefficient depends on CL
  hwmon: (pmbus) Add support for Intel VID protocol VR13
  Documentation: hwmon: Document the IBM CFF power supply
  hwmon: (pmbus) Add IBM Common Form Factor (CFF) power supply driver
  dt-bindings: hwmon: Document the IBM CCF power supply version 1
  hwmon: (ftsteutates) constify i2c_device_id
  hwmon: da9052: Add support for TSI channel
  mfd: da9052: Make touchscreen registration optional
  hwmon: da9052: Replace S_IRUGO with 0444
  mfd: da9052: Add register details for TSI
  hwmon: (aspeed-pwm) add THERMAL dependency
  hwmon: (pmbus) Add debugfs for status registers
  hwmon: (aspeed-pwm-tacho) cooling device support.
  Documentation: dt-bindings: aspeed-pwm-tacho cooling device.
  hwmon: (pmbus): Add generic alarm bit for iin and pin
  ...

Documentation/devicetree/bindings/hwmon/aspeed-pwm-tacho.txt

@@ -11,6 +11,8 @@ Required properties for pwm-tacho node:
 
 - #size-cells : should be 1.
 
+- #cooling-cells: should be 2.
+
 - reg : address and length of the register set for the device.
 
 - pinctrl-names : a pinctrl state named "default" must be defined.
@@ -28,12 +30,17 @@ fan subnode format:
 Under fan subnode there can upto 8 child nodes, with each child node
 representing a fan. If there are 8 fans each fan can have one PWM port and
 one/two Fan tach inputs.
+For PWM port can be configured cooling-levels to create cooling device.
+Cooling device could be bound to a thermal zone for the thermal control.
 
 Required properties for each child node:
 - reg : should specify PWM source port.
 	integer value in the range 0 to 7 with 0 indicating PWM port A and
 	7 indicating PWM port H.
 
+- cooling-levels: PWM duty cycle values in a range from 0 to 255
+                  which correspond to thermal cooling states.
+
 - aspeed,fan-tach-ch : should specify the Fan tach input channel.
                 integer value in the range 0 through 15, with 0 indicating
 		Fan tach channel 0 and 15 indicating Fan tach channel 15.
@@ -50,6 +57,7 @@ pwm_tacho_fixed_clk: fixedclk {
 pwm_tacho: pwmtachocontroller@1e786000 {
 	#address-cells = <1>;
 	#size-cells = <1>;
+	#cooling-cells = <2>;
 	reg = <0x1E786000 0x1000>;
 	compatible = "aspeed,ast2500-pwm-tacho";
 	clocks = <&pwm_tacho_fixed_clk>;
@@ -58,6 +66,7 @@ pwm_tacho: pwmtachocontroller@1e786000 {
 
 	fan@0 {
 		reg = <0x00>;
+		cooling-levels = /bits/ 8 <125 151 177 203 229 255>;
 		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
 	};
 

Documentation/devicetree/bindings/hwmon/ibm,cffps1.txt

@@ -0,0 +1,21 @@
+Device-tree bindings for IBM Common Form Factor Power Supply Version 1
+----------------------------------------------------------------------
+
+Required properties:
+ - compatible = "ibm,cffps1";
+ - reg = < I2C bus address >;		: Address of the power supply on the
+					  I2C bus.
+
+Example:
+
+    i2c-bus@100 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        #interrupt-cells = <1>;
+        < more properties >
+
+        power-supply@68 {
+            compatible = "ibm,cffps1";
+            reg = <0x68>;
+        };
+    };

Documentation/devicetree/bindings/hwmon/ltq-cputemp.txt

@@ -0,0 +1,10 @@
+Lantiq cpu temperatur sensor
+
+Requires node properties:
+- compatible value :
+	"lantiq,cputemp"
+
+Example:
+	cputemp@0 {
+		compatible = "lantiq,cputemp";
+	};

Documentation/hwmon/ftsteutates

@@ -18,6 +18,10 @@ enhancements. It can monitor up to 4 voltages, 16 temperatures and
 8 fans. It also contains an integrated watchdog which is currently
 implemented in this driver.
 
+To clear a temperature or fan alarm, execute the following command with the
+correct path to the alarm file:
+	echo 0 >XXXX_alarm
+
 Specification of the chip can be found here:
 ftp://ftp.ts.fujitsu.com/pub/Mainboard-OEM-Sales/Services/Software&Tools/Linux_SystemMonitoring&Watchdog&GPIO/BMC-Teutates_Specification_V1.21.pdf
 ftp://ftp.ts.fujitsu.com/pub/Mainboard-OEM-Sales/Services/Software&Tools/Linux_SystemMonitoring&Watchdog&GPIO/Fujitsu_mainboards-1-Sensors_HowTo-en-US.pdf

Documentation/hwmon/ibm-cffps

@@ -0,0 +1,54 @@
+Kernel driver ibm-cffps
+=======================
+
+Supported chips:
+  * IBM Common Form Factor power supply
+
+Author: Eddie James <eajames@us.ibm.com>
+
+Description
+-----------
+
+This driver supports IBM Common Form Factor (CFF) power supplies. This driver
+is a client to the core PMBus driver.
+
+Usage Notes
+-----------
+
+This driver does not auto-detect devices. You will have to instantiate the
+devices explicitly. Please see Documentation/i2c/instantiating-devices for
+details.
+
+Sysfs entries
+-------------
+
+The following attributes are supported:
+
+curr1_alarm		Output current over-current alarm.
+curr1_input		Measured output current in mA.
+curr1_label		"iout1"
+
+fan1_alarm		Fan 1 warning.
+fan1_fault		Fan 1 fault.
+fan1_input		Fan 1 speed in RPM.
+fan2_alarm		Fan 2 warning.
+fan2_fault		Fan 2 fault.
+fan2_input		Fan 2 speed in RPM.
+
+in1_alarm		Input voltage under-voltage alarm.
+in1_input		Measured input voltage in mV.
+in1_label		"vin"
+in2_alarm		Output voltage over-voltage alarm.
+in2_input		Measured output voltage in mV.
+in2_label		"vout1"
+
+power1_alarm		Input fault or alarm.
+power1_input		Measured input power in uW.
+power1_label		"pin"
+
+temp1_alarm		PSU inlet ambient temperature over-temperature alarm.
+temp1_input		Measured PSU inlet ambient temp in millidegrees C.
+temp2_alarm		Secondary rectifier temp over-temperature alarm.
+temp2_input		Measured secondary rectifier temp in millidegrees C.
+temp3_alarm		ORing FET temperature over-temperature alarm.
+temp3_input		Measured ORing FET temperature in millidegrees C.

Documentation/hwmon/lm25066

@@ -29,6 +29,11 @@ Supported chips:
     Addresses scanned: -
     Datasheet:
 	http://www.national.com/pf/LM/LM5066.html
+  * Texas Instruments LM5066I
+    Prefix: 'lm5066i'
+    Addresses scanned: -
+	Datasheet:
+    http://www.ti.com/product/LM5066I
 
 Author: Guenter Roeck <linux@roeck-us.net>
 
@@ -37,8 +42,8 @@ Description
 -----------
 
 This driver supports hardware monitoring for National Semiconductor / TI LM25056,
-LM25063, LM25066, LM5064, and LM5066 Power Management, Monitoring, Control, and
-Protection ICs.
+LM25063, LM25066, LM5064, and LM5066/LM5066I Power Management, Monitoring,
+Control, and Protection ICs.
 
 The driver is a client driver to the core PMBus driver. Please see
 Documentation/hwmon/pmbus for details on PMBus client drivers.

drivers/hwmon/Kconfig

@@ -343,6 +343,7 @@ config SENSORS_ASB100
 
 config SENSORS_ASPEED
 	tristate "ASPEED AST2400/AST2500 PWM and Fan tach driver"
+	depends on THERMAL || THERMAL=n
 	select REGMAP
 	help
 	  This driver provides support for ASPEED AST2400/AST2500 PWM
@@ -790,6 +791,13 @@ config SENSORS_LTC4261
 	  This driver can also be built as a module. If so, the module will
 	  be called ltc4261.
 
+config SENSORS_LTQ_CPUTEMP
+	bool "Lantiq cpu temperature sensor driver"
+	depends on LANTIQ
+	help
+	  If you say yes here you get support for the temperature
+	  sensor inside your CPU.
+
 config SENSORS_MAX1111
 	tristate "Maxim MAX1111 Serial 8-bit ADC chip and compatibles"
 	depends on SPI_MASTER

drivers/hwmon/Makefile

@@ -110,6 +110,7 @@ obj-$(CONFIG_SENSORS_LTC4222)	+= ltc4222.o
 obj-$(CONFIG_SENSORS_LTC4245)	+= ltc4245.o
 obj-$(CONFIG_SENSORS_LTC4260)	+= ltc4260.o
 obj-$(CONFIG_SENSORS_LTC4261)	+= ltc4261.o
+obj-$(CONFIG_SENSORS_LTQ_CPUTEMP) += ltq-cputemp.o
 obj-$(CONFIG_SENSORS_MAX1111)	+= max1111.o
 obj-$(CONFIG_SENSORS_MAX16065)	+= max16065.o
 obj-$(CONFIG_SENSORS_MAX1619)	+= max1619.o

drivers/hwmon/adc128d818.c

@@ -384,7 +384,7 @@ static struct attribute *adc128_attrs[] = {
 	NULL
 };
 
-static struct attribute_group adc128_group = {
+static const struct attribute_group adc128_group = {
 	.attrs = adc128_attrs,
 	.is_visible = adc128_is_visible,
 };

drivers/hwmon/ads1015.c

@@ -191,24 +191,23 @@ static int ads1015_get_channels_config_of(struct i2c_client *client)
 		unsigned int data_rate = ADS1015_DEFAULT_DATA_RATE;
 
 		if (of_property_read_u32(node, "reg", &pval)) {
-			dev_err(&client->dev, "invalid reg on %s\n",
-				node->full_name);
+			dev_err(&client->dev, "invalid reg on %pOF\n", node);
 			continue;
 		}
 
 		channel = pval;
 		if (channel >= ADS1015_CHANNELS) {
 			dev_err(&client->dev,
-				"invalid channel index %d on %s\n",
-				channel, node->full_name);
+				"invalid channel index %d on %pOF\n",
+				channel, node);
 			continue;
 		}
 
 		if (!of_property_read_u32(node, "ti,gain", &pval)) {
 			pga = pval;
 			if (pga > 6) {
-				dev_err(&client->dev, "invalid gain on %s\n",
-					node->full_name);
+				dev_err(&client->dev, "invalid gain on %pOF\n",
+					node);
 				return -EINVAL;
 			}
 		}
@@ -217,8 +216,7 @@ static int ads1015_get_channels_config_of(struct i2c_client *client)
 			data_rate = pval;
 			if (data_rate > 7) {
 				dev_err(&client->dev,
-					"invalid data_rate on %s\n",
-					node->full_name);
+					"invalid data_rate on %pOF\n", node);
 				return -EINVAL;
 			}
 		}

drivers/hwmon/adt7475.c

@@ -1319,14 +1319,14 @@ static struct attribute *vid_attrs[] = {
 	NULL
 };
 
-static struct attribute_group adt7475_attr_group = { .attrs = adt7475_attrs };
-static struct attribute_group fan4_attr_group = { .attrs = fan4_attrs };
-static struct attribute_group pwm2_attr_group = { .attrs = pwm2_attrs };
-static struct attribute_group in0_attr_group = { .attrs = in0_attrs };
-static struct attribute_group in3_attr_group = { .attrs = in3_attrs };
-static struct attribute_group in4_attr_group = { .attrs = in4_attrs };
-static struct attribute_group in5_attr_group = { .attrs = in5_attrs };
-static struct attribute_group vid_attr_group = { .attrs = vid_attrs };
+static const struct attribute_group adt7475_attr_group = { .attrs = adt7475_attrs };
+static const struct attribute_group fan4_attr_group = { .attrs = fan4_attrs };
+static const struct attribute_group pwm2_attr_group = { .attrs = pwm2_attrs };
+static const struct attribute_group in0_attr_group = { .attrs = in0_attrs };
+static const struct attribute_group in3_attr_group = { .attrs = in3_attrs };
+static const struct attribute_group in4_attr_group = { .attrs = in4_attrs };
+static const struct attribute_group in5_attr_group = { .attrs = in5_attrs };
+static const struct attribute_group vid_attr_group = { .attrs = vid_attrs };
 
 static int adt7475_detect(struct i2c_client *client,
 			  struct i2c_board_info *info)

drivers/hwmon/asc7621.c

@@ -512,7 +512,7 @@ static ssize_t show_pwm_ac(struct device *dev,
 {
 	SETUP_SHOW_DATA_PARAM(dev, attr);
 	u8 config, altbit, regval;
-	const u8 map[] = {
+	static const u8 map[] = {
 		0x01, 0x02, 0x04, 0x1f, 0x00, 0x06, 0x07, 0x10,
 		0x08, 0x0f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f
 	};
@@ -533,7 +533,7 @@ static ssize_t store_pwm_ac(struct device *dev,
 	SETUP_STORE_DATA_PARAM(dev, attr);
 	unsigned long reqval;
 	u8 currval, config, altbit, newval;
-	const u16 map[] = {
+	static const u16 map[] = {
 		0x04, 0x00, 0x01, 0xff, 0x02, 0xff, 0x05, 0x06,
 		0x08, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f,
 		0x07, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,