From: Guenter Roeck <linux@roeck-us.net>
To: rentao.bupt@gmail.com
Cc: Jean Delvare <jdelvare@suse.com>,
Jonathan Corbet <corbet@lwn.net>,
linux-hwmon@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org,
taoren@fb.com, mikechoi@fb.com
Subject: Re: [PATCH v5 2/2] docs: hwmon: Document max127 driver
Date: Wed, 25 Nov 2020 06:43:22 -0800 [thread overview]
Message-ID: <20201125144322.GA98562@roeck-us.net> (raw)
In-Reply-To: <20201123185658.7632-3-rentao.bupt@gmail.com>
On Mon, Nov 23, 2020 at 10:56:58AM -0800, rentao.bupt@gmail.com wrote:
> From: Tao Ren <rentao.bupt@gmail.com>
>
> Add documentation for the max127 hardware monitoring driver.
>
> Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
> Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Applied.
Thanks,
Guenter
> ---
> Changes in v5:
> - None.
> Changes in v4:
> - None.
> Changes in v3:
> - no code change. xdp maintainers were removed from to/cc list.
> Changes in v2:
> - add more description for min/max sysfs nodes.
> - convert values from volt to millivolt in the document.
>
> Documentation/hwmon/index.rst | 1 +
> Documentation/hwmon/max127.rst | 45 ++++++++++++++++++++++++++++++++++
> 2 files changed, 46 insertions(+)
> create mode 100644 Documentation/hwmon/max127.rst
>
> diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst
> index 408760d13813..0a07b6000c20 100644
> --- a/Documentation/hwmon/index.rst
> +++ b/Documentation/hwmon/index.rst
> @@ -111,6 +111,7 @@ Hardware Monitoring Kernel Drivers
> ltc4245
> ltc4260
> ltc4261
> + max127
> max16064
> max16065
> max1619
> diff --git a/Documentation/hwmon/max127.rst b/Documentation/hwmon/max127.rst
> new file mode 100644
> index 000000000000..dc192dd9c37c
> --- /dev/null
> +++ b/Documentation/hwmon/max127.rst
> @@ -0,0 +1,45 @@
> +.. SPDX-License-Identifier: GPL-2.0-or-later
> +
> +Kernel driver max127
> +====================
> +
> +Author:
> +
> + * Tao Ren <rentao.bupt@gmail.com>
> +
> +Supported chips:
> +
> + * Maxim MAX127
> +
> + Prefix: 'max127'
> +
> + Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX127-MAX128.pdf
> +
> +Description
> +-----------
> +
> +The MAX127 is a multirange, 12-bit data acquisition system (DAS) providing
> +8 analog input channels that are independently software programmable for
> +a variety of ranges. The available ranges are {0,5V}, {0,10V}, {-5,5V}
> +and {-10,10V}.
> +
> +The MAX127 features a 2-wire, I2C-compatible serial interface that allows
> +communication among multiple devices using SDA and SCL lines.
> +
> +Sysfs interface
> +---------------
> +
> + ============== ==============================================================
> + in[0-7]_input The input voltage (in mV) of the corresponding channel.
> + RO
> +
> + in[0-7]_min The lower input limit (in mV) for the corresponding channel.
> + ADC range and LSB will be updated when the limit is changed.
> + For the MAX127, it will be adjusted to -10000, -5000, or 0.
> + RW
> +
> + in[0-7]_max The higher input limit (in mV) for the corresponding channel.
> + ADC range and LSB will be updated when the limit is changed.
> + For the MAX127, it will be adjusted to 0, 5000, or 10000.
> + RW
> + ============== ==============================================================
prev parent reply other threads:[~2020-11-25 14:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-23 18:56 [PATCH v5 0/2] hwmon: (max127) Add Maxim MAX127 hardware monitoring rentao.bupt
2020-11-23 18:56 ` [PATCH v5 1/2] hwmon: (max127) Add Maxim MAX127 hardware monitoring driver rentao.bupt
2020-11-25 14:43 ` Guenter Roeck
2020-11-23 18:56 ` [PATCH v5 2/2] docs: hwmon: Document max127 driver rentao.bupt
2020-11-25 14:43 ` Guenter Roeck [this message]
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