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lcd: rgb pclk idle default to low

pull/8102/head
morris 2021-11-30 10:54:35 +08:00
rodzic 4fca21b67c
commit e311554554
5 zmienionych plików z 17 dodań i 16 usunięć
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0
components/esp_lcd/src/esp_lcd_panel_commands.h → components/esp_lcd/include/esp_lcd_panel_commands.h
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10
components/esp_lcd/include/esp_lcd_panel_rgb.h
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@ -18,10 +18,10 @@ extern "C" {
#if SOC_LCD_RGB_SUPPORTED #if SOC_LCD_RGB_SUPPORTED
/** /**
* @brief LCD RGB timing structure * @brief LCD RGB timing structure
* * @verbatim
* Total Width * Total Width
* <---------------------------------------------------> * <--------------------------------------------------->
* Hsync width HBP Active Width HFP * HSYNC width HBP Active Width HFP
* <---><--><--------------------------------------><---> * <---><--><--------------------------------------><--->
* ____ ____|_______________________________________|____| * ____ ____|_______________________________________|____|
* |___| | | | * |___| | | |
@ -36,7 +36,7 @@ extern "C" {
* | /|\ | | / / / / / / / / / / / / / / / / / / / | | * | /|\ | | / / / / / / / / / / / / / / / / / / / | |
* | | | |/ / / / / / / / / / / / / / / / / / / /| | * | | | |/ / / / / / / / / / / / / / / / / / / /| |
* Total | | | |/ / / / / / / / / / / / / / / / / / / /| | * Total | | | |/ / / / / / / / / / / / / / / / / / / /| |
* Heigh | | | |/ / / / / / / / / / / / / / / / / / / /| | * Height | | | |/ / / / / / / / / / / / / / / / / / / /| |
* |Active| | |/ / / / / / / / / / / / / / / / / / / /| | * |Active| | |/ / / / / / / / / / / / / / / / / / / /| |
* |Heigh | | |/ / / / / / Active Display Area / / / /| | * |Heigh | | |/ / / / / / Active Display Area / / / /| |
* | | | |/ / / / / / / / / / / / / / / / / / / /| | * | | | |/ / / / / / / / / / / / / / / / / / / /| |
@ -48,7 +48,7 @@ extern "C" {
* | /|\ | | * | /|\ | |
* | VFP | | | * | VFP | | |
* \|/ \|/_____|______________________________________________________| * \|/ \|/_____|______________________________________________________|
* * @endverbatim
*/ */
typedef struct { typedef struct {
unsigned int pclk_hz; /*!< Frequency of pixel clock */ unsigned int pclk_hz; /*!< Frequency of pixel clock */
@ -65,7 +65,7 @@ typedef struct {
unsigned int vsync_idle_low: 1; /*!< The vsync signal is low in IDLE state */ unsigned int vsync_idle_low: 1; /*!< The vsync signal is low in IDLE state */
unsigned int de_idle_high: 1; /*!< The de signal is high in IDLE state */ unsigned int de_idle_high: 1; /*!< The de signal is high in IDLE state */
unsigned int pclk_active_neg: 1; /*!< The display will write data lines when there's a falling edge on PCLK */ unsigned int pclk_active_neg: 1; /*!< The display will write data lines when there's a falling edge on PCLK */
unsigned int pclk_idle_low: 1; /*!< The PCLK stays at low level in IDLE phase */ unsigned int pclk_idle_high: 1; /*!< The PCLK stays at high level in IDLE phase */
} flags; } flags;
} esp_lcd_rgb_timing_t; } esp_lcd_rgb_timing_t;

2
components/esp_lcd/src/esp_lcd_rgb_panel.c
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@ -250,7 +250,7 @@ static esp_err_t rgb_panel_init(esp_lcd_panel_t *panel)
lcd_ll_set_pixel_clock_prescale(rgb_panel->hal.dev, pclk_prescale); lcd_ll_set_pixel_clock_prescale(rgb_panel->hal.dev, pclk_prescale);
rgb_panel->timings.pclk_hz = rgb_panel->resolution_hz / pclk_prescale; rgb_panel->timings.pclk_hz = rgb_panel->resolution_hz / pclk_prescale;
// pixel clock phase and polarity // pixel clock phase and polarity
lcd_ll_set_clock_idle_level(rgb_panel->hal.dev, !rgb_panel->timings.flags.pclk_idle_low); lcd_ll_set_clock_idle_level(rgb_panel->hal.dev, rgb_panel->timings.flags.pclk_idle_high);
lcd_ll_set_pixel_clock_edge(rgb_panel->hal.dev, rgb_panel->timings.flags.pclk_active_neg); lcd_ll_set_pixel_clock_edge(rgb_panel->hal.dev, rgb_panel->timings.flags.pclk_active_neg);
// enable RGB mode and set data width // enable RGB mode and set data width
lcd_ll_enable_rgb_mode(rgb_panel->hal.dev, true); lcd_ll_enable_rgb_mode(rgb_panel->hal.dev, true);

4
components/hal/esp32s3/include/hal/lcd_ll.h
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@ -35,7 +35,6 @@ static inline void lcd_ll_set_group_clock_src(lcd_cam_dev_t *dev, lcd_clock_sour
{ {
// lcd_clk = module_clock_src / (div_num + div_b / div_a) // lcd_clk = module_clock_src / (div_num + div_b / div_a)
HAL_ASSERT(div_num >= 2); HAL_ASSERT(div_num >= 2);
dev->lcd_clock.lcd_clk_sel = src;
HAL_FORCE_MODIFY_U32_REG_FIELD(dev->lcd_clock, lcd_clkm_div_num, div_num); HAL_FORCE_MODIFY_U32_REG_FIELD(dev->lcd_clock, lcd_clkm_div_num, div_num);
dev->lcd_clock.lcd_clkm_div_a = div_a; dev->lcd_clock.lcd_clkm_div_a = div_a;
dev->lcd_clock.lcd_clkm_div_b = div_b; dev->lcd_clock.lcd_clkm_div_b = div_b;
@ -43,9 +42,6 @@ static inline void lcd_ll_set_group_clock_src(lcd_cam_dev_t *dev, lcd_clock_sour
case LCD_CLK_SRC_PLL160M: case LCD_CLK_SRC_PLL160M:
dev->lcd_clock.lcd_clk_sel = 3; dev->lcd_clock.lcd_clk_sel = 3;
break; break;
case LCD_CLK_SRC_APLL:
dev->lcd_clock.lcd_clk_sel = 2;
break;
case LCD_CLK_SRC_XTAL: case LCD_CLK_SRC_XTAL:
dev->lcd_clock.lcd_clk_sel = 1; dev->lcd_clock.lcd_clk_sel = 1;
break; break;

17
components/hal/include/hal/lcd_types.h
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@ -13,12 +13,17 @@ extern "C" {
/** /**
* @brief LCD clock source * @brief LCD clock source
* @note User should select the clock source based on the real requirement: * @note User should select the clock source based on the real requirement:
* * @verbatim embed:rst:leading-asterisk
* | LCD clock source | Features | Power Management | * +---------------------+-------------------------+----------------------------+
* |---------------------|--------------------------|----------------------------| * | LCD clock source | Features | Power Management |
* | LCD_CLK_SRC_PLL160M | High resolution, fixed | ESP_PM_APB_FREQ_MAX lock | * +=====================+=========================+============================+
* | LCD_CLK_SRC_APLL | Configurable resolution | ESP_PM_NO_LIGHT_SLEEP lock | * | LCD_CLK_SRC_PLL160M | High resolution | ESP_PM_APB_FREQ_MAX lock |
* | LCD_CLK_SRC_XTAL | Medium resolution, fixed | No PM lock | * +---------------------+-------------------------+----------------------------+
* | LCD_CLK_SRC_APLL | Configurable resolution | ESP_PM_NO_LIGHT_SLEEP lock |
* +---------------------+-------------------------+----------------------------+
* | LCD_CLK_SRC_XTAL | Medium resolution | No PM lock |
* +---------------------+-------------------------+----------------------------+
* @endverbatim
*/ */
typedef enum { typedef enum {
LCD_CLK_SRC_PLL160M, /*!< Select PLL160M as the source clock */ LCD_CLK_SRC_PLL160M, /*!< Select PLL160M as the source clock */