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4 Commits

Author SHA1 Message Date
Axel Lin
a8d6aa08dd mfd: Fix off-by-one value range checking for tps6507x 
If bytes == (TPS6507X_MAX_REGISTER + 1), we have a buffer overflow when
doing memcpy(&msg[1], src, bytes).

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
 2010-10-29 00:30:29 +02:00
Axel Lin
04a064236d mfd: Fix incorrect kfree(i2c) in tps6507x i2c_driver probe 
The i2c_client received in probe() should not be kfree()'d.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
 2010-08-12 11:28:12 +02:00
Todd Fischer
7525996670 input: Touchscreen driver for TPS6507x 
Add touch screen input driver for TPS6507x family of multi-function
chips.  Uses the TPS6507x MFD driver.  No interrupt support due to
testing limitations of current hardware.

Signed-off-by: Todd Fischer <todd.fischer@ridgerun.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
 2010-05-28 01:37:38 +02:00
Todd Fischer
31dd6a2672 mfd: Add TPS6507x support 
TPS6507x are multi function (PM, touchscreen) chipsets from TI.
This commit also changes the corresponding regulator driver from being
standalone to an MFD subdevice.

Signed-off-by: Todd Fischer <todd.fischer@ridgerun.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
 2010-05-28 01:37:38 +02:00