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authorGuillaume Roguez <guillaume.roguez@savoirfairelinux.com>2012-10-03 22:54:08 +0200
committerGuenter Roeck <linux@roeck-us.net>2012-12-05 19:55:54 +0100
commit0962e0f1a5634b63953db2c12edcff938f9d811d (patch)
tree698edc816261f42f0acd810f8f15a9fa70234e6f /Documentation/hwmon
parenthwmon: (ads7828) driver cleanup (diff)
downloadlinux-0962e0f1a5634b63953db2c12edcff938f9d811d.tar.xz
linux-0962e0f1a5634b63953db2c12edcff938f9d811d.zip
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')
-rw-r--r--Documentation/hwmon/ads782811
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.