diff --git a/core/embed/io/display/ltdc_dsi/display_driver.c b/core/embed/io/display/ltdc_dsi/display_driver.c
index 717ecd0fdb..c7cfdf8784 100644
--- a/core/embed/io/display/ltdc_dsi/display_driver.c
+++ b/core/embed/io/display/ltdc_dsi/display_driver.c
@@ -58,7 +58,7 @@ static bool display_pll_init(void) {
 #elif HSE_VALUE == 16000000
   PLL3InitPeriph.PLL3.PLL3M = 4;
 #endif
-  PLL3InitPeriph.PLL3.PLL3N = 125;
+  PLL3InitPeriph.PLL3.PLL3N = ((DSI_LANE_BYTE_FREQ_HZ * 8) / 4000000);
   PLL3InitPeriph.PLL3.PLL3P = 8;
   PLL3InitPeriph.PLL3.PLL3Q = 8;
   PLL3InitPeriph.PLL3.PLL3R = 24;
@@ -144,11 +144,7 @@ static bool display_dsi_init(display_driver_t *drv) {
   drv->hlcd_dsi.Init.PHYFrequencyRange = DSI_DPHY_FRANGE_450MHZ_510MHZ;
   drv->hlcd_dsi.Init.PHYLowPowerOffset = 0;
 
-#if HSE_VALUE == 32000000
-  PLLInit.PLLNDIV = 62;
-#elif HSE_VALUE == 16000000
-  PLLInit.PLLNDIV = 125;
-#endif
+  PLLInit.PLLNDIV = ((DSI_LANE_BYTE_FREQ_HZ * 8 * 2 * 4) / (2 * HSE_VALUE));
   PLLInit.PLLIDF = 4;
   PLLInit.PLLODF = 2;
   PLLInit.PLLVCORange = DSI_DPHY_VCO_FRANGE_800MHZ_1GHZ;
diff --git a/core/embed/io/display/ltdc_dsi/panels/lx200d2406a/lx200d2406a.h b/core/embed/io/display/ltdc_dsi/panels/lx200d2406a/lx200d2406a.h
index b4a6940f4e..29d0a7b3ef 100644
--- a/core/embed/io/display/ltdc_dsi/panels/lx200d2406a/lx200d2406a.h
+++ b/core/embed/io/display/ltdc_dsi/panels/lx200d2406a/lx200d2406a.h
@@ -21,6 +21,8 @@
 
 #include <trezor_types.h>
 
+#define DSI_LANE_BYTE_FREQ_HZ 62500000ULL
+
 #define VSYNC 4
 #define VBP 4
 #define VFP 660
diff --git a/core/embed/io/display/ltdc_dsi/panels/lx250a2401a/lx250a2401a.h b/core/embed/io/display/ltdc_dsi/panels/lx250a2401a/lx250a2401a.h
index eb2f4fede4..a32c03f41e 100644
--- a/core/embed/io/display/ltdc_dsi/panels/lx250a2401a/lx250a2401a.h
+++ b/core/embed/io/display/ltdc_dsi/panels/lx250a2401a/lx250a2401a.h
@@ -21,13 +21,15 @@
 
 #include <trezor_types.h>
 
+#define DSI_LANE_BYTE_FREQ_HZ 56000000ULL
+
 #define VSYNC 2
 #define VBP 26
 #define VFP 16
 #define VACT 520
-#define HSYNC 6  // 16
-#define HBP 2    // 32
-#define HFP 6    // 26
+#define HSYNC 6
+#define HBP 2
+#define HFP 56
 #define HACT 480
 #define LCD_WIDTH 480
 #define LCD_HEIGHT 520
diff --git a/core/embed/io/display/ltdc_dsi/panels/stm32u5a9j-dk/stm32u5a9j-dk.h b/core/embed/io/display/ltdc_dsi/panels/stm32u5a9j-dk/stm32u5a9j-dk.h
index 23ce4bc2c3..1ecfa80766 100644
--- a/core/embed/io/display/ltdc_dsi/panels/stm32u5a9j-dk/stm32u5a9j-dk.h
+++ b/core/embed/io/display/ltdc_dsi/panels/stm32u5a9j-dk/stm32u5a9j-dk.h
@@ -19,6 +19,8 @@
 
 #pragma once
 
+#define DSI_LANE_BYTE_FREQ_HZ 62500000ULL
+
 #define VSYNC 1
 #define VBP 12
 #define VFP 50