diff options
| author | Guillaume Roguez <guillaume.roguez@savoirfairelinux.com> | 2012-10-03 16:54:08 -0400 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2012-12-05 10:55:54 -0800 |
| commit | 0962e0f1a5634b63953db2c12edcff938f9d811d (patch) | |
| tree | 698edc816261f42f0acd810f8f15a9fa70234e6f /Documentation/hwmon/ads7828 | |
| parent | 46d784629202c5da9be8d727988e7083fb455bf8 (diff) | |
| download | linux-0962e0f1a5634b63953db2c12edcff938f9d811d.tar.gz linux-0962e0f1a5634b63953db2c12edcff938f9d811d.tar.xz | |
hwmon: (ads7828) add support for ADS7830
The ADS7830 device is almost the same as the ADS7828,
except that it does 8-bit sampling, instead of 12-bit.
This patch extends the ads7828 driver to support this chip.
Signed-off-by: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon/ads7828')
| -rw-r--r-- | Documentation/hwmon/ads7828 | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/hwmon/ads7828 b/Documentation/hwmon/ads7828 index a987c94a88e5..f6e263e0f607 100644 --- a/Documentation/hwmon/ads7828 +++ b/Documentation/hwmon/ads7828 @@ -7,9 +7,15 @@ Supported chips: Datasheet: Publicly available at the Texas Instruments website: http://focus.ti.com/lit/ds/symlink/ads7828.pdf + * Texas Instruments ADS7830 + Prefix: 'ads7830' + Datasheet: Publicly available at the Texas Instruments website: + http://focus.ti.com/lit/ds/symlink/ads7830.pdf + Authors: Steve Hardy <shardy@redhat.com> Vivien Didelot <vivien.didelot@savoirfairelinux.com> + Guillaume Roguez <guillaume.roguez@savoirfairelinux.com> Platform data ------------- @@ -35,9 +41,10 @@ in include/linux/platform_data/ads7828.h). The structure fields are: Description ----------- -This driver implements support for the Texas Instruments ADS7828. +This driver implements support for the Texas Instruments ADS7828 and ADS7830. -This device is a 12-bit 8-channel A-D converter. +The ADS7828 device is a 12-bit 8-channel A/D converter, while the ADS7830 does +8-bit sampling. It can operate in single ended mode (8 +ve inputs) or in differential mode, where 4 differential pairs can be measured. |