diff --git a/extmod/modtrezorui/display-stmhal.h b/extmod/modtrezorui/display-stmhal.h
index d1f6fd337c..8ed8f7f7e5 100644
--- a/extmod/modtrezorui/display-stmhal.h
+++ b/extmod/modtrezorui/display-stmhal.h
@@ -133,66 +133,64 @@ static uint8_t WINDOW_OFFSET_X = 0, WINDOW_OFFSET_Y = 0;
 
 int display_orientation(int degrees)
 {
-    if (degrees != ORIENTATION) {
-        // memory access control
-        switch (degrees) {
-            case 0:
-                CMD(0x36);
+    // memory access control
+    switch (degrees) {
+        case 0:
+            CMD(0x36);
 #if DISPLAY_ILI9341V
-                DATA(0x08 | (1<<6) | (1<<7));
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 80;
+            DATA(0x08 | (1<<6) | (1<<7));
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 80;
 #endif
 #if DISPLAY_ST7789V
-                DATA(0x00 | (1<<5));
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 80;
+            DATA(0x00 | (1<<5));
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 80;
 #endif
-                ORIENTATION = 0;
-                break;
-            case 90:
-                CMD(0x36);
+            ORIENTATION = 0;
+            break;
+        case 90:
+            CMD(0x36);
 #if DISPLAY_ILI9341V
-                DATA(0x08 | (1<<5) | (1<<6));
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x08 | (1<<5) | (1<<6));
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 0;
 #endif
 #if DISPLAY_ST7789V
-                DATA(0x00 | (1<<6));
-                WINDOW_OFFSET_X = 80;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x00 | (1<<6));
+            WINDOW_OFFSET_X = 80;
+            WINDOW_OFFSET_Y = 0;
 #endif
-                ORIENTATION = 90;
-                break;
-            case 180:
-                CMD(0x36);
+            ORIENTATION = 90;
+            break;
+        case 180:
+            CMD(0x36);
 #if DISPLAY_ILI9341V
-                DATA(0x08);
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x08);
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 0;
 #endif
 #if DISPLAY_ST7789V
-                DATA(0x00 | (1<<5) | (1<<6) | (1<<7));
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x00 | (1<<5) | (1<<6) | (1<<7));
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 0;
 #endif
-                ORIENTATION = 180;
-                break;
-            case 270:
-                CMD(0x36);
+            ORIENTATION = 180;
+            break;
+        case 270:
+            CMD(0x36);
 #if DISPLAY_ILI9341V
-                DATA(0x08 | (1<<5) | (1<<7));
-                WINDOW_OFFSET_X = 80;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x08 | (1<<5) | (1<<7));
+            WINDOW_OFFSET_X = 80;
+            WINDOW_OFFSET_Y = 0;
 #endif
 #if DISPLAY_ST7789V
-                DATA(0x00 | (1<<7));
-                WINDOW_OFFSET_X = 0;
-                WINDOW_OFFSET_Y = 0;
+            DATA(0x00 | (1<<7));
+            WINDOW_OFFSET_X = 0;
+            WINDOW_OFFSET_Y = 0;
 #endif
-                ORIENTATION = 270;
-                break;
-        }
+            ORIENTATION = 270;
+            break;
     }
     return ORIENTATION;
 }
@@ -213,7 +211,6 @@ void display_init(void) {
     CMD(0xC1); DATA(0x12);                // power control   SAP[2:0] BT[3:0]
     CMD(0xC5); DATAS("\x60\x44", 2);      // vcm control 1
     CMD(0xC7); DATA(0x8A);                // vcm control 2
-    display_orientation(0);
     CMD(0x3A); DATA(0x55);                // memory access control (16-bit 565)
     CMD(0xB1); DATAS("\x00\x18", 2);      // framerate
 #endif
@@ -232,12 +229,11 @@ void display_init(void) {
 #endif
 #if DISPLAY_ST7789V
     CMD(0x20);                            // don't invert colors
-    // weird hack needed :-/
-    display_orientation(180);
-    display_orientation(0);
 #endif
+    display_orientation(0);
+    display_backlight(0);
     // clear buffer
-    display_bar(0, 0, 240, 240, 0x0000);
+    display_bar(0, 0, DISPLAY_RESX, DISPLAY_RESY, 0x0000);
     display_unsleep();
 }
 
@@ -258,7 +254,7 @@ void display_update(void) {
 
 int display_backlight(int val)
 {
-    if (BACKLIGHT != val && val >= 0 && val <= 255) {
+    if (val >= 0 && val <= 255) {
         BACKLIGHT = val;
         __HAL_TIM_SetCompare(&TIM1_Handle, TIM_CHANNEL_1, LED_PWM_TIM_PERIOD * BACKLIGHT / 255);
     }
diff --git a/extmod/modtrezorui/display-unix.h b/extmod/modtrezorui/display-unix.h
index c411e79422..2121206dfd 100644
--- a/extmod/modtrezorui/display-unix.h
+++ b/extmod/modtrezorui/display-unix.h
@@ -45,7 +45,7 @@ uint32_t trezorui_poll_sdl_event(void)
             case SDL_MOUSEBUTTONUP:
                 x = event.button.x - DISPLAY_BORDER;
                 y = event.button.y - DISPLAY_BORDER;
-                if (x < 0 || y < 0 || x >= RESX || y >= RESY) break;
+                if (x < 0 || y < 0 || x >= DISPLAY_RESX || y >= DISPLAY_RESY) break;
                 switch (event.type) {
                     case SDL_MOUSEBUTTONDOWN:
                         return (0x00 << 24) | (0x01 << 16) | (x << 8) | y; // touch_start
@@ -80,7 +80,7 @@ void display_init(void)
     if (SDL_Init(SDL_INIT_VIDEO) != 0) {
         printf("SDL_Init Error: %s\n", SDL_GetError());
     }
-    SDL_Window *win = SDL_CreateWindow("TREZOR", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, RESX + 2 * DISPLAY_BORDER, RESY + 2 * DISPLAY_BORDER, SDL_WINDOW_SHOWN);
+    SDL_Window *win = SDL_CreateWindow("TREZOR", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, DISPLAY_RESX + 2 * DISPLAY_BORDER, DISPLAY_RESY + 2 * DISPLAY_BORDER, SDL_WINDOW_SHOWN);
     if (!win) {
         printf("SDL_CreateWindow Error: %s\n", SDL_GetError());
         SDL_Quit();
@@ -93,8 +93,8 @@ void display_init(void)
     }
     SDL_SetRenderDrawColor(RENDERER, BACKLIGHT, BACKLIGHT, BACKLIGHT, 255);
     SDL_RenderClear(RENDERER);
-    SCREEN = SDL_CreateRGBSurface(0, RESX, RESY, 16, 0xF800, 0x07E0, 0x001F, 0x0000);
-    TEXTURE = SDL_CreateTexture(RENDERER, SDL_PIXELFORMAT_RGB565, SDL_TEXTUREACCESS_STREAMING, RESX, RESY);
+    SCREEN = SDL_CreateRGBSurface(0, DISPLAY_RESX, DISPLAY_RESY, 16, 0xF800, 0x07E0, 0x001F, 0x0000);
+    TEXTURE = SDL_CreateTexture(RENDERER, SDL_PIXELFORMAT_RGB565, SDL_TEXTUREACCESS_STREAMING, DISPLAY_RESX, DISPLAY_RESY);
     SDL_SetTextureBlendMode(TEXTURE, SDL_BLENDMODE_NONE);
     SDL_SetTextureAlphaMod(TEXTURE, 0);
 }
@@ -111,7 +111,7 @@ void display_update(void)
 {
     SDL_RenderClear(RENDERER);
     SDL_UpdateTexture(TEXTURE, NULL, SCREEN->pixels, SCREEN->pitch);
-    const SDL_Rect r = {DISPLAY_BORDER, DISPLAY_BORDER, RESX, RESY};
+    const SDL_Rect r = {DISPLAY_BORDER, DISPLAY_BORDER, DISPLAY_RESX, DISPLAY_RESY};
     SDL_RenderCopyEx(RENDERER, TEXTURE, NULL, &r, ORIENTATION, NULL, 0);
     SDL_RenderPresent(RENDERER);
 }
diff --git a/extmod/modtrezorui/display.c b/extmod/modtrezorui/display.c
index 9562f95204..d6511a6b86 100644
--- a/extmod/modtrezorui/display.c
+++ b/extmod/modtrezorui/display.c
@@ -258,7 +258,7 @@ void display_loader(uint16_t progress, uint16_t fgcolor, uint16_t bgcolor, const
     if (icon) {
         set_color_table(iconcolortable, iconfgcolor, bgcolor);
     }
-    display_set_window(RESX / 2 - img_loader_size, RESY * 2 / 5 - img_loader_size, img_loader_size * 2, img_loader_size * 2);
+    display_set_window(DISPLAY_RESX / 2 - img_loader_size, DISPLAY_RESY * 2 / 5 - img_loader_size, img_loader_size * 2, img_loader_size * 2);
     if (icon && memcmp(icon, "TOIg\x60\x00\x60\x00", 8) == 0 && iconlen == 12 + *(uint32_t *)(icon + 8)) {
         uint8_t icondata[96 * 96 / 2];
         sinf_inflate(icon + 12, iconlen - 12, inflate_callback_loader, icondata);
diff --git a/extmod/modtrezorui/display.h b/extmod/modtrezorui/display.h
index 591b1c9075..6771aa2bcc 100644
--- a/extmod/modtrezorui/display.h
+++ b/extmod/modtrezorui/display.h
@@ -8,8 +8,8 @@
 #ifndef __DISPLAY_H__
 #define __DISPLAY_H__
 
-#define RESX 240
-#define RESY 240
+#define DISPLAY_RESX 240
+#define DISPLAY_RESY 240
 
 void display_init(void);
 void display_set_window(uint16_t x, uint16_t y, uint16_t w, uint16_t h);
diff --git a/extmod/modtrezorui/modtrezorui-display.h b/extmod/modtrezorui/modtrezorui-display.h
index 75ae0cf464..1839f66824 100644
--- a/extmod/modtrezorui/modtrezorui-display.h
+++ b/extmod/modtrezorui/modtrezorui-display.h
@@ -32,7 +32,7 @@ STATIC mp_obj_t mod_TrezorUi_Display_bar(size_t n_args, const mp_obj_t *args) {
     mp_int_t w = mp_obj_get_int(args[3]);
     mp_int_t h = mp_obj_get_int(args[4]);
     uint16_t c = mp_obj_get_int(args[5]);
-    if ((x < 0) || (y < 0) || (x + w > RESX) || (y + h > RESY)) {
+    if ((x < 0) || (y < 0) || (x + w > DISPLAY_RESX) || (y + h > DISPLAY_RESY)) {
         nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "Out of bounds"));
     }
     if (n_args > 7) {
@@ -83,7 +83,7 @@ STATIC mp_obj_t mod_TrezorUi_Display_image(size_t n_args, const mp_obj_t *args)
     mp_int_t w = *(uint16_t *)(data + 4);
     mp_int_t h = *(uint16_t *)(data + 6);
     mp_int_t datalen = *(uint32_t *)(data + 8);
-    if ((x < 0) || (y < 0) || (x + w > RESX) || (y + h > RESY)) {
+    if ((x < 0) || (y < 0) || (x + w > DISPLAY_RESX) || (y + h > DISPLAY_RESY)) {
         nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "Out of bounds"));
     }
     if (datalen != image.len - 12) {
@@ -111,7 +111,7 @@ STATIC mp_obj_t mod_TrezorUi_Display_icon(size_t n_args, const mp_obj_t *args) {
     mp_int_t w = *(uint16_t *)(data + 4);
     mp_int_t h = *(uint16_t *)(data + 6);
     mp_int_t datalen = *(uint32_t *)(data + 8);
-    if ((x < 0) || (y < 0) || (x + w > RESX) || (y + h > RESY)) {
+    if ((x < 0) || (y < 0) || (x + w > DISPLAY_RESX) || (y + h > DISPLAY_RESY)) {
         nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "Out of bounds"));
     }
     if (datalen != icon.len - 12) {
diff --git a/vendor/micropython b/vendor/micropython
index 177a7bc48b..3e0c59a46f 160000
--- a/vendor/micropython
+++ b/vendor/micropython
@@ -1 +1 @@
-Subproject commit 177a7bc48bca3cd9fb8de9103fce2e26ce996c1a
+Subproject commit 3e0c59a46f455b94be5a2ef1684f6f45776f5180