feat(lcd): LCD component version update

.github/workflows/upload_component.yml

@@ -31,6 +31,7 @@ jobs:
             components/display/lcd/esp_lcd_jd9165;
             components/display/lcd/esp_lcd_jd9365;
             components/display/lcd/esp_lcd_gc9b71;
+            components/display/lcd/esp_lcd_hx8399;
             components/display/lcd/esp_lcd_panel_io_additions;
             components/display/lcd/esp_lcd_nv3022b;
             components/display/lcd/esp_lcd_sh8601;

.gitlab/ci/build.yml

@@ -871,6 +871,16 @@ build_components_display_lcd_esp_lcd_gc9b71_test_apps:
   variables:
     EXAMPLE_DIR: components/display/lcd/esp_lcd_gc9b71/test_apps
 
+build_components_display_lcd_esp_lcd_hx8399_test_apps:
+  extends:
+    - .build_examples_template
+    - .rules:build:components_display_lcd_esp_lcd_hx8399_test_apps
+  parallel:
+    matrix:
+      - IMAGE: espressif/idf:release-v5.3
+  variables:
+    EXAMPLE_DIR: components/display/lcd/esp_lcd_hx8399/test_apps
+
 build_components_display_lcd_esp_lcd_panel_io_additions_test_apps:
   extends:
     - .build_examples_template

.gitlab/ci/rules.yml

@@ -88,6 +88,9 @@
 .patterns-components_display_lcd_esp_lcd_gc9b71: &patterns-components_display_lcd_esp_lcd_gc9b71
   - "components/display/lcd/esp_lcd_gc9b71/**/*"
 
+.patterns-components_display_lcd_esp_lcd_hx8399: &patterns-components_display_lcd_esp_lcd_hx8399
+  - "components/display/lcd/esp_lcd_hx8399/**/*"
+
 .patterns-components_display_lcd_esp_lcd_panel_io_additions: &patterns-components_display_lcd_esp_lcd_panel_io_additions
   - "components/display/lcd/esp_lcd_panel_io_additions/**/*"
 
@@ -1534,6 +1537,17 @@
     - <<: *if-dev-push
       changes: *patterns-components_display_lcd_esp_lcd_gc9b71
 
+.rules:build:components_display_lcd_esp_lcd_hx8399_test_apps:
+  rules:
+    - <<: *if-protected
+    - <<: *if-label-build
+    - <<: *if-label-target_test
+    - <<: *if-trigger-job
+    - <<: *if-dev-push
+      changes: *patterns-build_system
+    - <<: *if-dev-push
+      changes: *patterns-components_display_lcd_esp_lcd_hx8399
+
 .rules:build:components_display_lcd_esp_lcd_panel_io_additions_test_apps:
   rules:
     - <<: *if-protected

components/.build-rules.yml

@@ -82,6 +82,10 @@ components/display/lcd/esp_lcd_gc9b71/test_apps:
   enable:
     - if: INCLUDE_DEFAULT == 1
 
+components/display/lcd/esp_lcd_hx8399/test_apps:
+  enable:
+    - if: IDF_TARGET in ["esp32p4"]
+
 components/display/lcd/esp_lcd_panel_io_additions/test_apps:
   enable:
     - if: IDF_TARGET in ["esp32s3"]

components/display/lcd/esp_lcd_ek79007/CHANGELOG.md

@@ -1,5 +1,11 @@
 # ChangeLog
 
+## v1.0.0 - 2024-08-12
+
+### Enhancements:
+
+* Component version maintenance, code improvement, and documentation enhancement
+
 ## v0.1.0 - 2024-05-07
 
 ### Enhancements:

components/display/lcd/esp_lcd_ek79007/README.md

@@ -10,6 +10,8 @@ Implementation of the EK79007 LCD controller with esp_lcd component.
 
 **Note**: MIPI-DSI interface only supports ESP-IDF v5.3 and above versions.
 
+For more information on LCD, please refer to the [LCD documentation](https://docs.espressif.com/projects/esp-iot-solution/en/latest/display/lcd/index.html).
+
 ## Add to project
 
 Packages from this repository are uploaded to [Espressif's component service](https://components.espressif.com/).

components/display/lcd/esp_lcd_ek79007/esp_lcd_ek79007.c

@@ -17,14 +17,21 @@
 #include "esp_log.h"
 #include "esp_lcd_ek79007.h"
 
+#define EK79007_PAD_CONTROL     (0xB2)
+#define EK79007_DSI_2_LANE      (0x10)
+#define EK79007_DSI_4_LANE      (0x00)
+
 #define EK79007_CMD_SHLR_BIT    (1ULL << 0)
 #define EK79007_CMD_UPDN_BIT    (1ULL << 1)
+#define EK79007_MDCTL_VALUE_DEFAULT   (0x01)
 
 typedef struct {
     esp_lcd_panel_io_handle_t io;
     int reset_gpio_num;
+    uint8_t madctl_val; // save current value of LCD_CMD_MADCTL register
     const ek79007_lcd_init_cmd_t *init_cmds;
     uint16_t init_cmds_size;
+    uint8_t lane_num;
     struct {
         unsigned int reset_level: 1;
     } flags;
@@ -42,7 +49,6 @@ static esp_err_t panel_ek79007_init(esp_lcd_panel_t *panel);
 static esp_err_t panel_ek79007_reset(esp_lcd_panel_t *panel);
 static esp_err_t panel_ek79007_mirror(esp_lcd_panel_t *panel, bool mirror_x, bool mirror_y);
 static esp_err_t panel_ek79007_invert_color(esp_lcd_panel_t *panel, bool invert_color_data);
-static esp_err_t panel_ek79007_disp_on_off(esp_lcd_panel_t *panel, bool on_off);
 
 esp_err_t esp_lcd_new_panel_ek79007(const esp_lcd_panel_io_handle_t io, const esp_lcd_panel_dev_config_t *panel_dev_config,
                                     esp_lcd_panel_handle_t *ret_panel)
@@ -69,8 +75,10 @@ esp_err_t esp_lcd_new_panel_ek79007(const esp_lcd_panel_io_handle_t io, const es
     ek79007->io = io;
     ek79007->init_cmds = vendor_config->init_cmds;
     ek79007->init_cmds_size = vendor_config->init_cmds_size;
+    ek79007->lane_num = vendor_config->mipi_config.lane_num;
     ek79007->reset_gpio_num = panel_dev_config->reset_gpio_num;
     ek79007->flags.reset_level = panel_dev_config->flags.reset_active_high;
+    ek79007->madctl_val = EK79007_MDCTL_VALUE_DEFAULT;
 
     // Create MIPI DPI panel
     ESP_GOTO_ON_ERROR(esp_lcd_new_panel_dpi(vendor_config->mipi_config.dsi_bus, vendor_config->mipi_config.dpi_config, ret_panel), err, TAG,
@@ -86,7 +94,6 @@ esp_err_t esp_lcd_new_panel_ek79007(const esp_lcd_panel_io_handle_t io, const es
     (*ret_panel)->reset = panel_ek79007_reset;
     (*ret_panel)->mirror = panel_ek79007_mirror;
     (*ret_panel)->invert_color = panel_ek79007_invert_color;
-    (*ret_panel)->disp_on_off = panel_ek79007_disp_on_off;
     (*ret_panel)->user_data = ek79007;
     ESP_LOGD(TAG, "new ek79007 panel @%p", ek79007);
 
@@ -111,7 +118,6 @@ static const ek79007_lcd_init_cmd_t vendor_specific_init_default[] = {
     {0x84, (uint8_t []){0xA8}, 1, 0},
     {0x85, (uint8_t []){0xE3}, 1, 0},
     {0x86, (uint8_t []){0x88}, 1, 0},
-    {0xB2, (uint8_t []){0x10}, 1, 0},
     {0x11, (uint8_t []){0x00}, 0, 120},
 };
 
@@ -120,6 +126,24 @@ static esp_err_t panel_ek79007_send_init_cmds(ek79007_panel_t *ek79007)
     esp_lcd_panel_io_handle_t io = ek79007->io;
     const ek79007_lcd_init_cmd_t *init_cmds = NULL;
     uint16_t init_cmds_size = 0;
+    uint8_t lane_command = EK79007_DSI_2_LANE;
+    bool is_cmd_overwritten = false;
+
+    switch (ek79007->lane_num) {
+    case 0:
+    case 2:
+        lane_command = EK79007_DSI_2_LANE;
+        break;
+    case 4:
+        lane_command = EK79007_DSI_4_LANE;
+        break;
+    default:
+        ESP_LOGE(TAG, "Invalid lane number %d", ek79007->lane_num);
+        return ESP_ERR_INVALID_ARG;
+    }
+    ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, EK79007_PAD_CONTROL, (uint8_t[]) {
+        lane_command,
+    }, 1), TAG, "send command failed");
 
     // vendor specific initialization, it can be different between manufacturers
     // should consult the LCD supplier for initialization sequence code
@@ -132,11 +156,30 @@ static esp_err_t panel_ek79007_send_init_cmds(ek79007_panel_t *ek79007)
     }
 
     for (int i = 0; i < init_cmds_size; i++) {
+        // Check if the command has been used or conflicts with the internal
+        if (init_cmds[i].data_bytes > 0) {
+            switch (init_cmds[i].cmd) {
+            case LCD_CMD_MADCTL:
+                is_cmd_overwritten = true;
+                ek79007->madctl_val = ((uint8_t *)init_cmds[i].data)[0];
+                break;
+            default:
+                is_cmd_overwritten = false;
+                break;
+            }
+
+            if (is_cmd_overwritten) {
+                is_cmd_overwritten = false;
+                ESP_LOGW(TAG, "The %02Xh command has been used and will be overwritten by external initialization sequence",
+                         init_cmds[i].cmd);
+            }
+        }
+
         // Send command
-        ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, init_cmds[i].cmd, init_cmds[i].data, init_cmds[i].data_bytes),
-                            TAG, "send command failed");
+        ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, init_cmds[i].cmd, init_cmds[i].data, init_cmds[i].data_bytes), TAG, "send command failed");
         vTaskDelay(pdMS_TO_TICKS(init_cmds[i].delay_ms));
     }
+
     ESP_LOGD(TAG, "send init commands success");
 
     return ESP_OK;
@@ -190,7 +233,7 @@ static esp_err_t panel_ek79007_mirror(esp_lcd_panel_t *panel, bool mirror_x, boo
 {
     ek79007_panel_t *ek79007 = (ek79007_panel_t *)panel->user_data;
     esp_lcd_panel_io_handle_t io = ek79007->io;
-    uint8_t madctl_val = 0x01;
+    uint8_t madctl_val = ek79007->madctl_val;
 
     ESP_RETURN_ON_FALSE(io, ESP_ERR_INVALID_STATE, TAG, "invalid panel IO");
 
@@ -209,6 +252,7 @@ static esp_err_t panel_ek79007_mirror(esp_lcd_panel_t *panel, bool mirror_x, boo
     ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_MADCTL, (uint8_t []) {
         madctl_val
     }, 1), TAG, "send command failed");
+    ek79007->madctl_val = madctl_val;
 
     return ESP_OK;
 }
@@ -230,10 +274,3 @@ static esp_err_t panel_ek79007_invert_color(esp_lcd_panel_t *panel, bool invert_
 
     return ESP_OK;
 }
-
-static esp_err_t panel_ek79007_disp_on_off(esp_lcd_panel_t *panel, bool on_off)
-{
-    ESP_LOGE(TAG, "display on/off is not supported");
-
-    return ESP_ERR_NOT_SUPPORTED;
-}

components/display/lcd/esp_lcd_ek79007/idf_component.yml

@@ -1,7 +1,7 @@
-version: "0.1.0"
+version: "1.0.0"
 targets:
   - esp32p4
-description: ESP LCD EK79007
+description: ESP LCD EK79007(MIPI-DSI)
 url: https://github.com/espressif/esp-iot-solution/tree/master/components/display/lcd/esp_lcd_ek79007
 repository: https://github.com/espressif/esp-iot-solution.git
 issues: https://github.com/espressif/esp-iot-solution/issues

components/display/lcd/esp_lcd_ek79007/include/esp_lcd_ek79007.h

@@ -43,22 +43,8 @@ typedef struct {
     struct {
         esp_lcd_dsi_bus_handle_t dsi_bus;               /*!< MIPI-DSI bus configuration */
         const esp_lcd_dpi_panel_config_t *dpi_config;   /*!< MIPI-DPI panel configuration */
+        uint8_t  lane_num;                              /*!< Number of MIPI-DSI lanes, defaults to 2 if set to 0 */
     } mipi_config;
-    struct {
-        unsigned int use_mipi_interface: 1;         /*<! Set to 1 if using MIPI interface, default is RGB interface */
-        unsigned int mirror_by_cmd: 1;              /*<! The `mirror()` function will be implemented by LCD command if set to 1. This flag is only valid for the RGB interface.
-                                                     *   Otherwise, the function will be implemented by software.
-                                                     */
-
-        union {
-            unsigned int auto_del_panel_io: 1;
-            unsigned int enable_io_multiplex: 1;
-        };  /*<! Delete the panel IO instance automatically if set to 1. All `*_by_cmd` flags will be invalid.
-             *   If the panel IO pins are sharing other pins of the RGB interface to save GPIOs,
-             *   Please set it to 1 to release the panel IO and its pins (except CS signal).
-             *   This flag is only valid for the RGB interface.
-             */
-    } flags;
 } ek79007_vendor_config_t;
 
 /**

components/display/lcd/esp_lcd_ek79007/test_apps/main/test_esp_lcd_ek79007.c

@@ -34,6 +34,7 @@
 #define TEST_PIN_NUM_BK_LIGHT           (22)    // set to -1 if not used
 #define TEST_LCD_BK_LIGHT_ON_LEVEL      (1)
 #define TEST_LCD_BK_LIGHT_OFF_LEVEL     !TEST_LCD_BK_LIGHT_ON_LEVEL
+#define TEST_MIPI_DSI_LANE_NUM          (2)
 #define TEST_PIN_NUM_VER_FLIP           (-1)
 #define TEST_PIN_NUM_HOR_FLIP           (-1)
 #define TEST_LCD_ROTATE_LEVEL           (1)
@@ -101,12 +102,10 @@ static void test_init_lcd(void)
     ESP_LOGI(TAG, "Install LCD driver of ek79007");
     esp_lcd_dpi_panel_config_t dpi_config = EK79007_1024_600_PANEL_60HZ_CONFIG(TEST_MIPI_DPI_PX_FORMAT);
     ek79007_vendor_config_t vendor_config = {
-        .flags = {
-            .use_mipi_interface = 1,
-        },
         .mipi_config = {
             .dsi_bus = mipi_dsi_bus,
             .dpi_config = &dpi_config,
+            .lane_num = TEST_MIPI_DSI_LANE_NUM,
         },
     };
     const esp_lcd_panel_dev_config_t panel_config = {

components/display/lcd/esp_lcd_gc9b71/CHANGELOG.md

@@ -1,5 +1,11 @@
 # ChangeLog
 
+## v1.0.2 - 2024-08-12
+
+### Enhancements:
+
+* Component version maintenance, code improvement, and documentation enhancement
+
 ## v0.0.1 - 2023-08-22
 
 ### Enhancements:

components/display/lcd/esp_lcd_gc9b71/README.md

@@ -8,6 +8,8 @@ Implementation of the GC9B71 LCD controller with [esp_lcd](https://docs.espressi
 | :------------: | :---------------------: | :------------: | :---------------------------------------------------------------------------: |
 |     GC9B71     |        SPI/QSPI         | esp_lcd_gc9b71 | [PDF](https://dl.espressif.com/AE/esp-iot-solution/GC9B71_DataSheet_V1.0.pdf) |
 
+For more information on LCD, please refer to the [LCD documentation](https://docs.espressif.com/projects/esp-iot-solution/en/latest/display/lcd/index.html).
+
 ## Add to project
 
 Packages from this repository are uploaded to [Espressif's component service](https://components.espressif.com/).

components/display/lcd/esp_lcd_gc9b71/idf_component.yml

@@ -1,5 +1,5 @@
-version: "1.0.1"
-description: ESP LCD GC9B71
+version: "1.0.2"
+description: ESP LCD GC9B71(SPI & QSPI)
 url: https://github.com/espressif/esp-iot-solution/tree/master/components/display/lcd/esp_lcd_gc9b71
 repository: https://github.com/espressif/esp-iot-solution.git
 issues: https://github.com/espressif/esp-iot-solution/issues

components/display/lcd/esp_lcd_gc9b71/test_apps/main/test_esp_lcd_gc9b71.c

@@ -34,6 +34,9 @@
 #define TEST_PIN_NUM_LCD_DATA3      (GPIO_NUM_14)
 #define TEST_PIN_NUM_LCD_RST        (GPIO_NUM_17)
 #define TEST_PIN_NUM_LCD_DC         (GPIO_NUM_8)
+#define TEST_PIN_NUM_BK_LIGHT       (GPIO_NUM_0)    // set to -1 if not used
+#define TEST_LCD_BK_LIGHT_ON_LEVEL  (1)
+#define TEST_LCD_BK_LIGHT_OFF_LEVEL !TEST_LCD_BK_LIGHT_ON_LEVEL
 
 #define TEST_DELAY_TIME_MS          (3000)
 
@@ -74,6 +77,16 @@ IRAM_ATTR static void test_draw_bitmap(esp_lcd_panel_handle_t panel_handle)
 
 TEST_CASE("test gc9b71 to draw color bar with SPI interface", "[gc9b71][spi]")
 {
+#if TEST_PIN_NUM_BK_LIGHT >= 0
+    ESP_LOGI(TAG, "Turn on LCD backlight");
+    gpio_config_t bk_gpio_config = {
+        .mode = GPIO_MODE_OUTPUT,
+        .pin_bit_mask = 1ULL << TEST_PIN_NUM_BK_LIGHT
+    };
+    TEST_ESP_OK(gpio_config(&bk_gpio_config));
+    TEST_ESP_OK(gpio_set_level(TEST_PIN_NUM_BK_LIGHT, TEST_LCD_BK_LIGHT_ON_LEVEL));
+#endif
+
     ESP_LOGI(TAG, "Initialize SPI bus");
     const spi_bus_config_t buscfg = GC9B71_PANEL_BUS_SPI_CONFIG(TEST_PIN_NUM_LCD_PCLK,
                                                                 TEST_PIN_NUM_LCD_DATA0,
@@ -104,10 +117,24 @@ TEST_CASE("test gc9b71 to draw color bar with SPI interface", "[gc9b71][spi]")
     TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
     TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
     TEST_ESP_OK(spi_bus_free(TEST_LCD_HOST));
+
+#if TEST_PIN_NUM_BK_LIGHT >= 0
+    TEST_ESP_OK(gpio_reset_pin(TEST_PIN_NUM_BK_LIGHT));
+#endif
 }
 
 TEST_CASE("test gc9b71 to draw color bar with QSPI interface", "[gc9b71][qspi]")
 {
+#if TEST_PIN_NUM_BK_LIGHT >= 0
+    ESP_LOGI(TAG, "Turn on LCD backlight");
+    gpio_config_t bk_gpio_config = {
+        .mode = GPIO_MODE_OUTPUT,
+        .pin_bit_mask = 1ULL << TEST_PIN_NUM_BK_LIGHT
+    };
+    TEST_ESP_OK(gpio_config(&bk_gpio_config));
+    TEST_ESP_OK(gpio_set_level(TEST_PIN_NUM_BK_LIGHT, TEST_LCD_BK_LIGHT_ON_LEVEL));
+#endif
+
     ESP_LOGI(TAG, "Initialize SPI bus");
     const spi_bus_config_t buscfg = GC9B71_PANEL_BUS_QSPI_CONFIG(TEST_PIN_NUM_LCD_PCLK,
                                                                  TEST_PIN_NUM_LCD_DATA0,
@@ -146,6 +173,10 @@ TEST_CASE("test gc9b71 to draw color bar with QSPI interface", "[gc9b71][qspi]")
     TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
     TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
     TEST_ESP_OK(spi_bus_free(TEST_LCD_HOST));
+
+#if TEST_PIN_NUM_BK_LIGHT >= 0
+    TEST_ESP_OK(gpio_reset_pin(TEST_PIN_NUM_BK_LIGHT));
+#endif
 }
 
 // Some resources are lazy allocated in the LCD driver, the threadhold is left for that case

components/display/lcd/esp_lcd_hx8399/CHANGELOG.md

@@ -0,0 +1,7 @@
+# ChangeLog
+
+## v1.0.0 - 2024-06-14
+
+### Enhancements:
+
+* Implement the driver for the HX8399 MIPI-DSI LCD controller