Re: [PATCH v2 2/2] Docs: hwmon: pmbus: Add PXE1610 driver
From: Guenter Roeck
Date: Wed Jun 05 2019 - 16:52:18 EST
On Thu, May 30, 2019 at 04:11:57PM -0700, Vijay Khemka wrote:
> Added support for Infenion PXE1610 driver
>
Applied, after fixing
s/Infenion/Infineon/
s/Infinion/Infineon/
Guenter
> Signed-off-by: Vijay Khemka <vijaykhemka@xxxxxx>
> ---
> Changes in v2:
> incorporated all the feedback from Guenter Roeck <linux@xxxxxxxxxxxx>
>
> Documentation/hwmon/pxe1610 | 90 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 90 insertions(+)
> create mode 100644 Documentation/hwmon/pxe1610
>
> diff --git a/Documentation/hwmon/pxe1610 b/Documentation/hwmon/pxe1610
> new file mode 100644
> index 000000000000..24825db8736f
> --- /dev/null
> +++ b/Documentation/hwmon/pxe1610
> @@ -0,0 +1,90 @@
> +Kernel driver pxe1610
> +=====================
> +
> +Supported chips:
> + * Infinion PXE1610
> + Prefix: 'pxe1610'
> + Addresses scanned: -
> + Datasheet: Datasheet is not publicly available.
> +
> + * Infinion PXE1110
> + Prefix: 'pxe1110'
> + Addresses scanned: -
> + Datasheet: Datasheet is not publicly available.
> +
> + * Infinion PXM1310
> + Prefix: 'pxm1310'
> + Addresses scanned: -
> + Datasheet: Datasheet is not publicly available.
> +
> +Author: Vijay Khemka <vijaykhemka@xxxxxx>
> +
> +
> +Description
> +-----------
> +
> +PXE1610/PXE1110 are Multi-rail/Multiphase Digital Controllers
> +and compliant to
> + -- Intel VR13 DC-DC converter specifications.
> + -- Intel SVID protocol.
> +Used for Vcore power regulation for Intel VR13 based microprocessors
> + -- Servers, Workstations, and High-end desktops
> +
> +PXM1310 is a Multi-rail Controllers and it is compliant to
> + -- Intel VR13 DC-DC converter specifications.
> + -- Intel SVID protocol.
> +Used for DDR3/DDR4 Memory power regulation for Intel VR13 and
> +IMVP8 based systems
> +
> +
> +Usage Notes
> +-----------
> +
> +This driver does not probe for PMBus devices. You will have
> +to instantiate devices explicitly.
> +
> +Example: the following commands will load the driver for an PXE1610
> +at address 0x70 on I2C bus #4:
> +
> +# modprobe pxe1610
> +# echo pxe1610 0x70 > /sys/bus/i2c/devices/i2c-4/new_device
> +
> +It can also be instantiated by declaring in device tree
> +
> +
> +Sysfs attributes
> +----------------
> +
> +curr1_label "iin"
> +curr1_input Measured input current
> +curr1_alarm Current high alarm
> +
> +curr[2-4]_label "iout[1-3]"
> +curr[2-4]_input Measured output current
> +curr[2-4]_crit Critical maximum current
> +curr[2-4]_crit_alarm Current critical high alarm
> +
> +in1_label "vin"
> +in1_input Measured input voltage
> +in1_crit Critical maximum input voltage
> +in1_crit_alarm Input voltage critical high alarm
> +
> +in[2-4]_label "vout[1-3]"
> +in[2-4]_input Measured output voltage
> +in[2-4]_lcrit Critical minimum output voltage
> +in[2-4]_lcrit_alarm Output voltage critical low alarm
> +in[2-4]_crit Critical maximum output voltage
> +in[2-4]_crit_alarm Output voltage critical high alarm
> +
> +power1_label "pin"
> +power1_input Measured input power
> +power1_alarm Input power high alarm
> +
> +power[2-4]_label "pout[1-3]"
> +power[2-4]_input Measured output power
> +
> +temp[1-3]_input Measured temperature
> +temp[1-3]_crit Critical high temperature
> +temp[1-3]_crit_alarm Chip temperature critical high alarm
> +temp[1-3]_max Maximum temperature
> +temp[1-3]_max_alarm Chip temperature high alarm