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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-30 10:17:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-30 10:17:19 -0700 |
| commit | 7536d7be7b718f8c5834cbcb7601816562e1b805 (patch) | |
| tree | b9dd93b06bc2542465f67cf73851941f1bbc641b /drivers/input/touchscreen/wm9713.c | |
| parent | 57f50ca127a3189566af0d6378394c75a26f0f7e (diff) | |
| parent | 5adad0133907790c50283bf03271d920d6897043 (diff) | |
| download | kernel_goldelico_gta04-7536d7be7b718f8c5834cbcb7601816562e1b805.zip kernel_goldelico_gta04-7536d7be7b718f8c5834cbcb7601816562e1b805.tar.gz kernel_goldelico_gta04-7536d7be7b718f8c5834cbcb7601816562e1b805.tar.bz2 | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: rename SW_RADIO to SW_RFKILL_ALL
Input: gtco - fix double kfree in error handling path
Input: pxa27x_keypad - miscellaneous fixes
Input: atkbd - mark keyboard as disabled when suspending/unloading
Input: apanel - remove duplicate include
Input: wm9713 - support five wire panels
Input: wm97xx-core - fix race on PHY init
Input: wm97xx-core - fix driver name
Input: wm97xx-core - report a phys for WM97xx touchscreens
Input: i8042 - make sure Dritek quirk is invoked at resume
Input: i8042 - add Dritek quirk for Acer TravelMate 660
Diffstat (limited to 'drivers/input/touchscreen/wm9713.c')
| -rw-r--r-- | drivers/input/touchscreen/wm9713.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c index 01278bd..8384587 100644 --- a/drivers/input/touchscreen/wm9713.c +++ b/drivers/input/touchscreen/wm9713.c @@ -85,6 +85,15 @@ module_param(delay, int, 0); MODULE_PARM_DESC(delay, "Set adc sample delay."); /* + * Set five_wire = 1 to use a 5 wire touchscreen. + * + * NOTE: Five wire mode does not allow for readback of pressure. + */ +static int five_wire; +module_param(five_wire, int, 0); +MODULE_PARM_DESC(five_wire, "Set to '1' to use 5-wire touchscreen."); + +/* * Set adc mask function. * * Sources of glitch noise, such as signals driving an LCD display, may feed @@ -162,6 +171,19 @@ static void wm9713_phy_init(struct wm97xx *wm) 64000 / rpu); } + /* Five wire panel? */ + if (five_wire) { + dig3 |= WM9713_45W; + dev_info(wm->dev, "setting 5-wire touchscreen mode."); + + if (pil) { + dev_warn(wm->dev, + "Pressure measurement not supported in 5 " + "wire mode, disabling\n"); + pil = 0; + } + } + /* touchpanel pressure */ if (pil == 2) { dig3 |= WM9712_PIL; |