zenermerps/lvgl_esp32_drivers
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il3820: Remove GPIO initialization from driver init

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This commit is contained in:
C47D 2022-01-12 17:55:22 -06:00
parent 24e4bf0b88
commit 71451c1cb6
1 changed files with 16 additions and 20 deletions
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36
lvgl_tft/il3820.c
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@ -100,6 +100,7 @@ static inline void il3820_set_window( uint16_t sx, uint16_t ex, uint16_t ys, uin
static inline void il3820_set_cursor(uint16_t sx, uint16_t ys); static inline void il3820_set_cursor(uint16_t sx, uint16_t ys);
static void il3820_update_display(void); static void il3820_update_display(void);
static void il3820_clear_cntlr_mem(uint8_t ram_cmd, bool update); static void il3820_clear_cntlr_mem(uint8_t ram_cmd, bool update);
static void il3820_reset(void);
/* Required by LVGL */ /* Required by LVGL */
void il3820_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map) void il3820_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
@ -195,26 +196,7 @@ void il3820_init(void)
{ {
uint8_t tmp[3] = {0}; uint8_t tmp[3] = {0};
/* Initialize non-SPI GPIOs */ il3820_reset();
gpio_pad_select_gpio(IL3820_DC_PIN);
gpio_set_direction(IL3820_DC_PIN, GPIO_MODE_OUTPUT);
gpio_pad_select_gpio(IL3820_BUSY_PIN);
gpio_set_direction(IL3820_BUSY_PIN, GPIO_MODE_INPUT);
#if IL3820_USE_RST
gpio_pad_select_gpio(IL3820_RST_PIN);
gpio_set_direction(IL3820_RST_PIN, GPIO_MODE_OUTPUT);
/* Harware reset */
gpio_set_level( IL3820_RST_PIN, 0);
vTaskDelay(IL3820_RESET_DELAY / portTICK_RATE_MS);
gpio_set_level( IL3820_RST_PIN, 1);
vTaskDelay(IL3820_RESET_DELAY / portTICK_RATE_MS);
#endif
/* Software reset */
il3820_write_cmd(IL3820_CMD_SW_RESET, NULL, 0);
/* Busy wait for the BUSY signal to go low */ /* Busy wait for the BUSY signal to go low */
il3820_waitbusy(IL3820_WAIT); il3820_waitbusy(IL3820_WAIT);
@ -416,3 +398,17 @@ static void il3820_clear_cntlr_mem(uint8_t ram_cmd, bool update)
il3820_update_display(); il3820_update_display();
} }
} }
static void il3820_reset(void)
{
#if IL3820_USE_RST
/* Harware reset */
gpio_set_level( IL3820_RST_PIN, 0);
vTaskDelay(IL3820_RESET_DELAY / portTICK_RATE_MS);
gpio_set_level( IL3820_RST_PIN, 1);
vTaskDelay(IL3820_RESET_DELAY / portTICK_RATE_MS);
#endif
/* Software reset */
il3820_write_cmd(IL3820_CMD_SW_RESET, NULL, 0);
}