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fix: adjust layer1 dma2d config #397

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Merged
guowei0105 merged 3 commits into from
Nov 25, 2025
Merged

fix: adjust layer1 dma2d config #397

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43b0dcb
adjust dma2d init config
guowei0105 Nov 25, 2025
67f4525
adjust layer1 dma2d config
guowei0105 Nov 25, 2025
3158aea
format code
guowei0105 Nov 25, 2025
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4 changes: 3 additions & 1 deletion core/embed/extmod/modtrezorui/mipi_lcd.c
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Original file line number Diff line number Diff line change
Expand Up @@ -724,6 +724,8 @@ void lcd_init(void) {
config.pixel_format = lcd_params.pixel_format_ltdc;
config.address = DISPLAY_MEMORY_BASE;
ltdc_layer_config(&hlcd_ltdc, 0, &config);
memset((void*)DISPLAY_MEMORY_BASE, 0,
lcd_params.hres * lcd_params.vres * 2);
}

{
Expand Down Expand Up @@ -956,7 +958,7 @@ void lcd_cover_background_init(void) { // Initialize CoverBackground content
}

// Wait for DMA2D idle to ensure previous operations are complete
while (HAL_DMA2D_GetState(&hlcd_dma2d) != HAL_DMA2D_STATE_READY) {
while (HAL_DMA2D_GetState(&hlcd_dma2d) == HAL_DMA2D_STATE_BUSY) {
HAL_Delay(1);
}
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