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Commit 8a65c02f authored by Mark Brown's avatar Mark Brown Committed by Dmitry Torokhov
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Input: wm9712 - no pressure measurement with 5-wire mode 



The hardware does not support pressure measurement is 5-wire mode
so warn the user if he tries to request it.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent f2278f31

drivers/input/touchscreen/wm9712.c

+12 −6
Original line number Diff line number Diff line
@@ -168,6 +168,18 @@ static void wm9712_phy_init(struct wm97xx *wm) 
			64000 / rpu);

	}



	/* WM9712 five wire */

	if (five_wire) {

		dig2 |= WM9712_45W;

		dev_dbg(wm->dev, "setting 5-wire touchscreen mode.");



		if (pil) {

			dev_warn(wm->dev, "pressure measurement is not "

				 "supported in 5-wire mode\n");

			pil = 0;

		}

	}



	/* touchpanel pressure current*/

	if (pil == 2) {

		dig2 |= WM9712_PIL;
@@ -179,12 +191,6 @@ static void wm9712_phy_init(struct wm97xx *wm) 
	if (!pil)

		pressure = 0;



	/* WM9712 five wire */

	if (five_wire) {

		dig2 |= WM9712_45W;

		dev_dbg(wm->dev, "setting 5-wire touchscreen mode.");

	}



	/* polling mode sample settling delay */

	if (delay < 0 || delay > 15) {

		dev_dbg(wm->dev, "supplied delay out of range.");