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lvgl_spi_conf.h
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/**
* @file lvgl_spi_conf.h
*
*/
#ifndef LVGL_SPI_CONF_H
#define LVGL_SPI_CONF_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
/*********************
* DEFINES
*********************/
// DISPLAY PINS
#define DISP_SPI_MOSI CONFIG_LV_DISP_SPI_MOSI
#if defined (CONFIG_LV_DISPLAY_USE_SPI_MISO)
#define DISP_SPI_MISO CONFIG_LV_DISP_SPI_MISO
#define DISP_SPI_INPUT_DELAY_NS CONFIG_LV_DISP_SPI_INPUT_DELAY_NS
#else
#define DISP_SPI_MISO (-1)
#define DISP_SPI_INPUT_DELAY_NS (0)
#endif
#if defined(CONFIG_LV_DISP_SPI_IO2)
#define DISP_SPI_IO2 CONFIG_LV_DISP_SPI_IO2
#else
#define DISP_SPI_IO2 (-1)
#endif
#if defined(CONFIG_LV_DISP_SPI_IO3)
#define DISP_SPI_IO3 CONFIG_LV_DISP_SPI_IO3
#else
#define DISP_SPI_IO3 (-1)
#endif
#define DISP_SPI_CLK CONFIG_LV_DISP_SPI_CLK
#if defined (CONFIG_LV_DISPLAY_USE_SPI_CS)
#define DISP_SPI_CS CONFIG_LV_DISP_SPI_CS
#else
#define DISP_SPI_CS (-1)
#endif
/* Define TOUCHPAD PINS when selecting a touch controller */
#if !defined (CONFIG_LV_TOUCH_CONTROLLER_NONE)
/* Handle FT81X special case */
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X) && \
defined (CONFIG_LV_TOUCH_CONTROLLER_FT81X)
#define TP_SPI_MOSI CONFIG_LV_DISP_SPI_MOSI
#define TP_SPI_MISO CONFIG_LV_DISP_SPI_MISO
#define TP_SPI_CLK CONFIG_LV_DISP_SPI_CLK
#define TP_SPI_CS CONFIG_LV_DISP_SPI_CS
#else
#define TP_SPI_MOSI CONFIG_LV_TOUCH_SPI_MOSI
#define TP_SPI_MISO CONFIG_LV_TOUCH_SPI_MISO
#define TP_SPI_CLK CONFIG_LV_TOUCH_SPI_CLK
#define TP_SPI_CS CONFIG_LV_TOUCH_SPI_CS
#endif
#endif
#define ENABLE_TOUCH_INPUT CONFIG_LV_ENABLE_TOUCH
#if defined (CONFIG_LV_TFT_DISPLAY_SPI_HSPI)
#define TFT_SPI_HOST HSPI_HOST
#elif defined (CONFIG_LV_TFT_DISPLAY_SPI_VSPI)
#define TFT_SPI_HOST VSPI_HOST
#elif defined (CONFIG_LV_TFT_DISPLAY_SPI_FSPI)
#define TFT_SPI_HOST FSPI_HOST
#endif
#if defined (CONFIG_LV_TFT_DISPLAY_SPI_HALF_DUPLEX)
#define DISP_SPI_HALF_DUPLEX
#else
#define DISP_SPI_FULL_DUPLEX
#endif
#if defined (CONFIG_LV_TFT_DISPLAY_SPI_TRANS_MODE_DIO)
#define DISP_SPI_TRANS_MODE_DIO
#elif defined (CONFIG_LV_TFT_DISPLAY_SPI_TRANS_MODE_QIO)
#define DISP_SPI_TRANS_MODE_QIO
#else
#define DISP_SPI_TRANS_MODE_SIO
#endif
#if defined (CONFIG_LV_TOUCH_CONTROLLER_SPI_HSPI)
#define TOUCH_SPI_HOST HSPI_HOST
#elif defined (CONFIG_LV_TOUCH_CONTROLLER_SPI_VSPI)
#define TOUCH_SPI_HOST VSPI_HOST
#elif defined (CONFIG_LV_TOUCH_CONTROLLER_SPI_FSPI)
#define TOUCH_SPI_HOST FSPI_HOST
#endif
/* Handle the FT81X Special case */
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)
#if defined (CONFIG_LV_TOUCH_CONTROLLER_FT81X)
#define SHARED_SPI_BUS
#else
/* Empty */
#endif
#else
// Detect the use of a shared SPI Bus and verify the user specified the same SPI bus for both touch and tft
#if defined (CONFIG_LV_TOUCH_DRIVER_PROTOCOL_SPI) && TP_SPI_MOSI == DISP_SPI_MOSI && TP_SPI_CLK == DISP_SPI_CLK
#if TFT_SPI_HOST != TOUCH_SPI_HOST
#error You must specify the same SPI host (HSPI, VSPI or FSPI) for both display and touch driver
#endif
#define SHARED_SPI_BUS
#endif
#endif
/**********************
* TYPEDEFS
**********************/
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9488)
#define SPI_BUS_MAX_TRANSFER_SZ (DISP_BUF_SIZE * 3)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ST7789) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ST7735S) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_HX8357) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_IL3820) || \
defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_JD79653A)
#define SPI_BUS_MAX_TRANSFER_SZ (DISP_BUF_SIZE * 2)
#else
#define SPI_BUS_MAX_TRANSFER_SZ (DISP_BUF_SIZE * 2)
#endif
#if defined (CONFIG_LV_TFT_USE_CUSTOM_SPI_CLK_DIVIDER)
#define SPI_TFT_CLOCK_SPEED_HZ ((80 * 1000 * 1000) / CONFIG_LV_TFT_CUSTOM_SPI_CLK_DIVIDER)
#else
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ST7789)
#define SPI_TFT_CLOCK_SPEED_HZ (20*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ST7735S)
#define SPI_TFT_CLOCK_SPEED_HZ (40*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_HX8357)
#define SPI_TFT_CLOCK_SPEED_HZ (26*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107)
#define SPI_TFT_CLOCK_SPEED_HZ (8*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481)
#define SPI_TFT_CLOCK_SPEED_HZ (16*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9486)
#define SPI_TFT_CLOCK_SPEED_HZ (20*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9488)
#define SPI_TFT_CLOCK_SPEED_HZ (40*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341)
#define SPI_TFT_CLOCK_SPEED_HZ (40*1000*1000)
#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)
#define SPI_TFT_CLOCK_SPEED_HZ (32*1000*1000)
#else
#define SPI_TFT_CLOCK_SPEED_HZ (40*1000*1000)
#endif
#endif
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ST7789)
#define SPI_TFT_SPI_MODE (2)
#else
#define SPI_TFT_SPI_MODE (0)
#endif
/* Touch driver */
#if (CONFIG_LV_TOUCH_CONTROLLER == TOUCH_CONTROLLER_STMPE610)
#define SPI_TOUCH_CLOCK_SPEED_HZ (1*1000*1000)
#define SPI_TOUCH_SPI_MODE (1)
#else
#define SPI_TOUCH_CLOCK_SPEED_HZ (2*1000*1000)
#define SPI_TOUCH_SPI_MODE (0)
#endif
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*LVGL_SPI_CONF_H*/