Update to use display_bsp
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C47D
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6122d139de
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2629b6d86a
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@ -4,21 +4,19 @@
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* Mostly taken from lbthomsen/esp-idf-littlevgl github.
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*/
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "sdkconfig.h"
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#include "esp_log.h"
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#include "st7789.h"
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#include "disp_spi.h"
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#include "driver/gpio.h"
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#include "display_bsp.h"
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/*********************
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* DEFINES
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*********************/
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#define TAG "st7789"
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#define TAG "ST7789"
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/**********************
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* TYPEDEFS
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**********************/
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@ -38,12 +36,6 @@ static void st7789_set_orientation(uint8_t orientation);
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static void st7789_send_color(void *data, size_t length);
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static void st7789_reset(void);
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/* The user should init all the hardware related to the display in this
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* function, maybe it's better to do this outside the display code, e.g.
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* in main before calling anything related to LVGL.
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* Some platforms, like STM32CubeIDE init and configure all the hardware
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* with auto generated code. */
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static void bsp_init_hardware(void);
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/**********************
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* STATIC VARIABLES
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**********************/
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@ -57,7 +49,7 @@ static void bsp_init_hardware(void);
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**********************/
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void st7789_init(void)
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{
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bsp_init_hardware();
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display_bsp_init_io();
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lcd_init_cmd_t st7789_init_cmds[] = {
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{0xCF, {0x00, 0x83, 0X30}, 3},
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@ -96,7 +88,7 @@ void st7789_init(void)
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st7789_reset();
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printf("ST7789 initialization.\n");
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ESP_LOGI(TAG, "Initialization.\n");
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//Send all the commands
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uint16_t cmd = 0;
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@ -104,7 +96,7 @@ void st7789_init(void)
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st7789_send_cmd(st7789_init_cmds[cmd].cmd);
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st7789_send_data(st7789_init_cmds[cmd].data, st7789_init_cmds[cmd].databytes&0x1F);
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if (st7789_init_cmds[cmd].databytes & 0x80) {
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vTaskDelay(100 / portTICK_RATE_MS);
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display_bsp_delay(100);
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}
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cmd++;
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}
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@ -112,6 +104,22 @@ void st7789_init(void)
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st7789_set_orientation(CONFIG_LV_DISPLAY_ORIENTATION);
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}
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void st7789_enable_backlight(bool backlight)
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{
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#if ST7789_ENABLE_BACKLIGHT_CONTROL
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ESP_LOGI(TAG, "%s backlight.\n", backlight ? "Enabling" : "Disabling");
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uint32_t tmp = 0;
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#if (ST7789_BCKL_ACTIVE_LVL==1)
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tmp = backlight ? 1 : 0;
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#else
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tmp = backlight ? 0 : 1;
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#endif
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display_bsp_backlight(tmp);
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#endif
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}
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/* The ST7789 display controller can drive 320*240 displays, when using a 240*240
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* display there's a gap of 80px, we need to edit the coordinates to take into
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* account that gap, this is not necessary in all orientations. */
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@ -171,21 +179,21 @@ void st7789_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t * colo
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void st7789_send_cmd(uint8_t cmd)
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{
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disp_wait_for_pending_transactions();
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bsp_gpio_dc(0);
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display_bsp_gpio_dc(0);
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disp_spi_send_data(&cmd, 1);
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}
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void st7789_send_data(void * data, uint16_t length)
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{
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disp_wait_for_pending_transactions();
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bsp_gpio_dc(1);
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display_bsp_gpio_dc(1);
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disp_spi_send_data(data, length);
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}
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static void st7789_send_color(void * data, size_t length)
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{
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disp_wait_for_pending_transactions();
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bsp_gpio_dc(1);
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display_bsp_gpio_dc(1);
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disp_spi_send_colors(data, length);
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}
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@ -193,10 +201,10 @@ static void st7789_send_color(void * data, size_t length)
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static void st7789_reset(void)
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{
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#if !defined(CONFIG_LV_DISP_ST7789_SOFT_RESET)
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bsp_gpio_rst(0);
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bsp_delay(100);
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bsp_gpio_rst(1);
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bsp_delay(100);
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display_bsp_gpio_rst(0);
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display_bsp_delay(100);
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display_bsp_gpio_rst(1);
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display_bsp_delay(100);
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#else
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st7789_send_cmd(ST7789_SWRESET);
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#endif
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@ -204,8 +212,6 @@ static void st7789_reset(void)
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static void st7789_set_orientation(uint8_t orientation)
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{
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// ESP_ASSERT(orientation < 4);
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const char *orientation_str[] = {
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"PORTRAIT", "PORTRAIT_INVERTED", "LANDSCAPE", "LANDSCAPE_INVERTED"
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};
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@ -227,39 +233,3 @@ static void st7789_set_orientation(uint8_t orientation)
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st7789_send_data((void *) &data[orientation], 1);
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}
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static void bsp_delay(uint32_t delay_ms)
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{
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vTaskDelay(delay_ms / portTICK_RATE_MS);
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}
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static void bsp_backlight(uint8_t state)
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{
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gpio_set_level(ST7789_BCKL, state);
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}
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static void bsp_gpio_dc(uint8_t state)
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{
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gpio_set_level(ST7789_DC, state);
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}
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static void bsp_gpio_rst(uint8_t state)
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{
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gpio_set_level(ST7789_RST, state);
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}
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static void bsp_init_hardware(void)
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{
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//Initialize non-SPI GPIOs
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gpio_pad_select_gpio(ST7789_DC);
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gpio_set_direction(ST7789_DC, GPIO_MODE_OUTPUT);
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#if !defined(CONFIG_LV_DISP_ST7789_SOFT_RESET)
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gpio_pad_select_gpio(ST7789_RST);
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gpio_set_direction(ST7789_RST, GPIO_MODE_OUTPUT);
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#endif
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#if ST7789_ENABLE_BACKLIGHT_CONTROL
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gpio_pad_select_gpio(ST7789_BCKL);
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gpio_set_direction(ST7789_BCKL, GPIO_MODE_OUTPUT);
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#endif
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}
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