<EditText
        android:id="@+id/nameEditView"
        android:layout_width="match_parent"
        android:layout_height="40dp"
        android:hint="Имя товарища"
        android:maxLength="10" />

InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
       imm.hideSoftInputFromWindow(myEditText.getWindowToken(), 0);