Merge branch 'bugfix/i80_lcd_reset_gpio_config' into 'master'

fix(i80_lcd): reset cs gpio on exit See merge request espressif/esp-idf!25209
jendo42 · Aug 7, 2023 · 5748ce4 · 5748ce4
2 parents 27eec5b + aacd7d8
commit 5748ce4
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diff --git a/components/esp_lcd/src/esp_lcd_panel_io_i2s.c b/components/esp_lcd/src/esp_lcd_panel_io_i2s.c
@@ -338,6 +338,11 @@ static esp_err_t panel_io_i80_del(esp_lcd_panel_io_t *io)
     LIST_REMOVE(i80_device, device_list_entry);
     portEXIT_CRITICAL(&bus->spinlock);
 
+    // reset CS GPIO
+    if (i80_device->cs_gpio_num >= 0) {
+        gpio_reset_pin(i80_device->cs_gpio_num);
+    }
+
     ESP_LOGD(TAG, "del i80 lcd panel io @%p", i80_device);
     vQueueDelete(i80_device->trans_queue);
     vQueueDelete(i80_device->done_queue);

diff --git a/components/esp_lcd/src/esp_lcd_panel_io_i80.c b/components/esp_lcd/src/esp_lcd_panel_io_i80.c
@@ -330,6 +330,11 @@ static esp_err_t panel_io_i80_del(esp_lcd_panel_io_t *io)
     LIST_REMOVE(i80_device, device_list_entry);
     portEXIT_CRITICAL(&bus->spinlock);
 
+    // reset CS to normal GPIO
+    if (i80_device->cs_gpio_num >= 0) {
+        gpio_reset_pin(i80_device->cs_gpio_num);
+    }
+
     ESP_LOGD(TAG, "del i80 lcd panel io @%p", i80_device);
     vQueueDelete(i80_device->trans_queue);
     vQueueDelete(i80_device->done_queue);