diff --git a/extmod/modtrezorui/modtrezorui-touch.h b/extmod/modtrezorui/modtrezorui-touch.h
deleted file mode 100644
index ce2652906f..0000000000
--- a/extmod/modtrezorui/modtrezorui-touch.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (c) Pavol Rusnak, SatoshiLabs
- *
- * Licensed under Microsoft Reference Source License (Ms-RSL)
- * see LICENSE.md file for details
- */
-
-// touch callbacks
-
-mp_obj_t touch_start_callback = mp_const_none;
-mp_obj_t touch_move_callback = mp_const_none;
-mp_obj_t touch_end_callback = mp_const_none;
-
-void touch_start(mp_int_t x, mp_int_t y) {
-    if (touch_start_callback != mp_const_none) {
-        mp_call_function_2(touch_start_callback, MP_OBJ_NEW_SMALL_INT(x), MP_OBJ_NEW_SMALL_INT(y));
-    }
-}
-
-void touch_move(mp_int_t x, mp_int_t y) {
-    if (touch_move_callback != mp_const_none) {
-        mp_call_function_2(touch_move_callback, MP_OBJ_NEW_SMALL_INT(x), MP_OBJ_NEW_SMALL_INT(y));
-    }
-}
-
-void touch_end(mp_int_t x, mp_int_t y) {
-    if (touch_end_callback != mp_const_none) {
-        mp_call_function_2(touch_end_callback, MP_OBJ_NEW_SMALL_INT(x), MP_OBJ_NEW_SMALL_INT(y));
-    }
-}
-
-// class Touch(object):
-typedef struct _mp_obj_Touch_t {
-    mp_obj_base_t base;
-} mp_obj_Touch_t;
-
-// def Touch.__init__(self)
-STATIC mp_obj_t mod_TrezorUi_Touch_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
-    mp_arg_check_num(n_args, n_kw, 0, 0, false);
-    mp_obj_Touch_t *o = m_new_obj(mp_obj_Touch_t);
-    o->base.type = type;
-    return MP_OBJ_FROM_PTR(o);
-}
-
-// def Touch.start(self, callback) -> None
-STATIC mp_obj_t mod_TrezorUi_Touch_start(mp_obj_t self, mp_obj_t callback) {
-    touch_start_callback = callback;
-    return mp_const_none;
-}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorUi_Touch_start_obj, mod_TrezorUi_Touch_start);
-
-// def Touch.move(self, callback) -> None
-STATIC mp_obj_t mod_TrezorUi_Touch_move(mp_obj_t self, mp_obj_t callback) {
-    touch_move_callback = callback;
-    return mp_const_none;
-}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorUi_Touch_move_obj, mod_TrezorUi_Touch_move);
-
-// def Touch.end(self, callback) -> None
-STATIC mp_obj_t mod_TrezorUi_Touch_end(mp_obj_t self, mp_obj_t callback) {
-    touch_end_callback = callback;
-    return mp_const_none;
-}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorUi_Touch_end_obj, mod_TrezorUi_Touch_end);
-
-// Touch stuff
-
-STATIC const mp_rom_map_elem_t mod_TrezorUi_Touch_locals_dict_table[] = {
-    { MP_ROM_QSTR(MP_QSTR_start), MP_ROM_PTR(&mod_TrezorUi_Touch_start_obj) },
-    { MP_ROM_QSTR(MP_QSTR_move), MP_ROM_PTR(&mod_TrezorUi_Touch_move_obj) },
-    { MP_ROM_QSTR(MP_QSTR_end), MP_ROM_PTR(&mod_TrezorUi_Touch_end_obj) },
-};
-STATIC MP_DEFINE_CONST_DICT(mod_TrezorUi_Touch_locals_dict, mod_TrezorUi_Touch_locals_dict_table);
-
-STATIC const mp_obj_type_t mod_TrezorUi_Touch_type = {
-    { &mp_type_type },
-    .name = MP_QSTR_Touch,
-    .make_new = mod_TrezorUi_Touch_make_new,
-    .locals_dict = (void*)&mod_TrezorUi_Touch_locals_dict,
-};
diff --git a/extmod/modtrezorui/modtrezorui-unix.h b/extmod/modtrezorui/modtrezorui-unix.h
index 53d15e37b5..b0d2b0ae37 100644
--- a/extmod/modtrezorui/modtrezorui-unix.h
+++ b/extmod/modtrezorui/modtrezorui-unix.h
@@ -34,33 +34,29 @@ static void DATAfunc(uint8_t x) {
     }
 }
 
-void touch_start(mp_int_t x, mp_int_t y);
-void touch_move(mp_int_t x, mp_int_t y);
-void touch_end(mp_int_t x, mp_int_t y);
-
-void upy_idle_func(void)
+uint32_t trezorui_poll_sdl_event(uint32_t timeout_us)
 {
     SDL_Event event;
     int x, y;
-    while (SDL_PollEvent(&event) > 0) {
+    if (SDL_WaitEventTimeout(&event, timeout_us / 1000) > 0) {
         switch (event.type) {
             case SDL_MOUSEBUTTONDOWN:
             case SDL_MOUSEMOTION:
             case SDL_MOUSEBUTTONUP:
                 x = event.button.x - DISPLAY_BORDER;
                 y = event.button.y - DISPLAY_BORDER;
-                if (x < 0 || y < 0 || x >= RESX || y >= RESY) continue;
+                if (x < 0 || y < 0 || x >= RESX || y >= RESY) break;
                 switch (event.type) {
                     case SDL_MOUSEBUTTONDOWN:
-                        touch_start(x, y);
+                        return (0x00 << 24) | (0x01 << 16) | (x << 8) | y; // touch_start
                         break;
                     case SDL_MOUSEMOTION:
                         if (event.motion.state) {
-                            touch_move(x, y);
+                            return (0x00 << 24) | (0x02 << 16) | (x << 8) | y; // touch_move
                         }
                         break;
                     case SDL_MOUSEBUTTONUP:
-                        touch_end(x, y);
+                        return (0x00 << 24) | (0x03 << 16) | (x << 8) | y; // touch_end
                         break;
                 }
                 break;
@@ -69,7 +65,7 @@ void upy_idle_func(void)
                 break;
         }
     }
-    return;
+    return 0;
 }
 
 static void display_init(void)
diff --git a/extmod/modtrezorui/modtrezorui.c b/extmod/modtrezorui/modtrezorui.c
index 67bb0adfca..76064da441 100644
--- a/extmod/modtrezorui/modtrezorui.c
+++ b/extmod/modtrezorui/modtrezorui.c
@@ -28,14 +28,11 @@
 
 #include "modtrezorui-display.h"
 
-#include "modtrezorui-touch.h"
-
 // module stuff
 
 STATIC const mp_rom_map_elem_t mp_module_TrezorUi_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_TrezorUi) },
     { MP_ROM_QSTR(MP_QSTR_Display), MP_ROM_PTR(&mod_TrezorUi_Display_type) },
-    { MP_ROM_QSTR(MP_QSTR_Touch), MP_ROM_PTR(&mod_TrezorUi_Touch_type) },
 };
 
 STATIC MP_DEFINE_CONST_DICT(mp_module_TrezorUi_globals, mp_module_TrezorUi_globals_table);
diff --git a/extmod/modtrezorutils/modtrezorutils.c b/extmod/modtrezorutils/modtrezorutils.c
index 938240a7d5..b3025a6fe6 100644
--- a/extmod/modtrezorutils/modtrezorutils.c
+++ b/extmod/modtrezorutils/modtrezorutils.c
@@ -42,10 +42,29 @@ STATIC mp_obj_t mod_TrezorUtils_Utils_memaccess(mp_obj_t self, mp_obj_t address,
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_3(mod_TrezorUtils_Utils_memaccess_obj, mod_TrezorUtils_Utils_memaccess);
 
+// from modtrezorui
+uint32_t trezorui_poll_sdl_event(uint32_t timeout_us);
+
+// def Utils.select(self, timeout_us: int) -> None/tuple
+STATIC mp_obj_t mod_TrezorUtils_Utils_select(mp_obj_t self, mp_obj_t timeout_us) {
+    uint32_t to = mp_obj_get_int(timeout_us);
+    uint32_t e = trezorui_poll_sdl_event(to);
+    if (e) {
+        mp_obj_tuple_t *tuple = MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL));
+        tuple->items[0] = MP_OBJ_NEW_SMALL_INT((e & 0xFF0000) >> 16);
+        tuple->items[1] = MP_OBJ_NEW_SMALL_INT((e & 0xFF00) >> 8);
+        tuple->items[2] = MP_OBJ_NEW_SMALL_INT((e & 0xFF));
+        return MP_OBJ_FROM_PTR(tuple);
+    }
+    return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorUtils_Utils_select_obj, mod_TrezorUtils_Utils_select);
+
 // Utils stuff
 
 STATIC const mp_rom_map_elem_t mod_TrezorUtils_Utils_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_memaccess), MP_ROM_PTR(&mod_TrezorUtils_Utils_memaccess_obj) },
+    { MP_ROM_QSTR(MP_QSTR_select), MP_ROM_PTR(&mod_TrezorUtils_Utils_select_obj) },
 };
 STATIC MP_DEFINE_CONST_DICT(mod_TrezorUtils_Utils_locals_dict, mod_TrezorUtils_Utils_locals_dict_table);
 
diff --git a/src/trezor/utils.py b/src/trezor/utils.py
index 1775ae17a6..bfc2da7a4a 100644
--- a/src/trezor/utils.py
+++ b/src/trezor/utils.py
@@ -8,6 +8,9 @@ type_gen = type((lambda: (yield))())
 def memaccess(address, length):
     return _utils.memaccess(address, length)
 
+def select(timeout_us):
+    return _utils.select(timeout_us)
+
 def unimport_func(func):
     def inner(*args, **kwargs):
         mods = set(sys.modules)
diff --git a/vendor/micropython b/vendor/micropython
index 57b4be8a5c..da3fe60b7d 160000
--- a/vendor/micropython
+++ b/vendor/micropython
@@ -1 +1 @@
-Subproject commit 57b4be8a5c73dda20746d53a66a98c4b64498be4
+Subproject commit da3fe60b7dc12ce393e9a63c9d6ac366b9c81045