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Code Issues Releases Wiki Activity

refactor(core): simplify display driver deinitialization

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This commit is contained in:
cepetr 2025-04-07 15:20:07 +02:00 committed by cepetr
parent 2017c5931e
commit 47d1378d28
1 changed files with 7 additions and 21 deletions
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28
core/embed/io/display/ltdc_dsi/display_driver.c
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@ -413,19 +413,13 @@ cleanup:
void display_deinit(display_content_mode_t mode) { void display_deinit(display_content_mode_t mode) {
display_driver_t *drv = &g_display_driver; display_driver_t *drv = &g_display_driver;
GPIO_InitTypeDef GPIO_InitStructure = {0};
gfx_bitblt_deinit(); gfx_bitblt_deinit();
NVIC_DisableIRQ(LTDC_IRQn); NVIC_DisableIRQ(LTDC_IRQn);
NVIC_DisableIRQ(LTDC_ER_IRQn); NVIC_DisableIRQ(LTDC_ER_IRQn);
#ifdef BACKLIGHT_PIN_PIN #ifdef BACKLIGHT_PIN_PIN
GPIO_InitStructure.Mode = GPIO_MODE_ANALOG; HAL_GPIO_DeInit(BACKLIGHT_PIN_PORT, BACKLIGHT_PIN_PIN);
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
GPIO_InitStructure.Pin = BACKLIGHT_PIN_PIN;
HAL_GPIO_Init(BACKLIGHT_PIN_PORT, &GPIO_InitStructure);
#endif #endif
#ifdef USE_BACKLIGHT #ifdef USE_BACKLIGHT
@ -439,22 +433,14 @@ void display_deinit(display_content_mode_t mode) {
#endif #endif
display_pll_deinit(); display_pll_deinit();
#ifdef DISPLAY_PWREN_PIN
// Release PWREN pin and switch display power off
GPIO_InitStructure.Mode = GPIO_MODE_ANALOG;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
GPIO_InitStructure.Pin = DISPLAY_PWREN_PIN;
HAL_GPIO_Init(DISPLAY_PWREN_PORT, &GPIO_InitStructure);
#endif
#ifdef DISPLAY_RESET_PIN #ifdef DISPLAY_RESET_PIN
// Release the RESET pin // Release the RESET pin
GPIO_InitStructure.Mode = GPIO_MODE_ANALOG; HAL_GPIO_DeInit(DISPLAY_RESET_PORT, DISPLAY_RESET_PIN);
GPIO_InitStructure.Pull = GPIO_NOPULL; #endif
GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
GPIO_InitStructure.Pin = DISPLAY_RESET_PIN; #ifdef DISPLAY_PWREN_PIN
HAL_GPIO_Init(DISPLAY_RESET_PORT, &GPIO_InitStructure); // Release PWREN pin and switch display power off
HAL_GPIO_DeInit(DISPLAY_PWREN_PORT, DISPLAY_PWREN_PIN);
#endif #endif
memset(drv, 0, sizeof(display_driver_t)); memset(drv, 0, sizeof(display_driver_t));