So far, the DT parsing code was only setting up the regular input axes,
completely ignoring their multitouch counter parts.

Fill them with the same parameters than the regular axes.

Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
---
 drivers/input/touchscreen/of_touchscreen.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/input/touchscreen/of_touchscreen.c 
b/drivers/input/touchscreen/of_touchscreen.c
index 74d6b0eb50ac..cf2a753edd96 100644
--- a/drivers/input/touchscreen/of_touchscreen.c
+++ b/drivers/input/touchscreen/of_touchscreen.c
@@ -42,17 +42,23 @@ void touchscreen_parse_of_params(struct input_dev *dev)
 
        maximum = of_get_optional_u32(np, "touchscreen-size-x");
        fuzz = of_get_optional_u32(np, "touchscreen-fuzz-x");
-       if (maximum || fuzz)
+       if (maximum || fuzz) {
                input_set_abs_params(dev, ABS_X, 0, maximum, fuzz, 0);
+               input_set_abs_params(dev, ABS_MT_POSITION_X, 0, maximum, fuzz, 
0);
+       }
 
        maximum = of_get_optional_u32(np, "touchscreen-size-y");
        fuzz = of_get_optional_u32(np, "touchscreen-fuzz-y");
-       if (maximum || fuzz)
+       if (maximum || fuzz) {
                input_set_abs_params(dev, ABS_Y, 0, maximum, fuzz, 0);
+               input_set_abs_params(dev, ABS_MT_POSITION_Y, 0, maximum, fuzz, 
0);
+       }
 
        maximum = of_get_optional_u32(np, "touchscreen-max-pressure");
        fuzz = of_get_optional_u32(np, "touchscreen-fuzz-pressure");
-       if (maximum || fuzz)
+       if (maximum || fuzz) {
                input_set_abs_params(dev, ABS_PRESSURE, 0, maximum, fuzz, 0);
+               input_set_abs_params(dev, ABS_MT_PRESSURE, 0, maximum, fuzz, 0);
+       }
 }
 EXPORT_SYMBOL(touchscreen_parse_of_params);
-- 
2.1.1

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