picasso_m: add defconfig

Change-Id: I81eedb43d11daddb740efe888b656469dd410a57
picasso_m: add touchscreen header

Change-Id: Ie65a0c41986d4888ada0cc83044f38495cfd969d
picasso_m: mXT1386e: enable bending

Change-Id: I92f192b8c89bc54d6f52c1a7a8e8b5601810163f
picasso_m: hack to force PICASSO_M board id

The board id is not detected correctly on picasso_m, force it. This
fixes garbled screen display.

Change-Id: I21b7497b4df411c973113247d8f4d0982694d6d0