Initial import of NFC GNSS SDK project

2026-09-15 16:10:12 +08:00
commit 2746cc3d4e
3070 changed files with 892062 additions and 0 deletions
@@ -0,0 +1,99 @@
+#ifndef _SPI_DRV_H_
+#define _SPI_DRV_H_
+
+enum{
+	SPI_EDGE_RISING = 0,
+	SPI_EDGE_FALLING = 1,
+	SPI_EDGE_LIMIT
+};
+
+enum{
+	SPI_ENDIAN_LSB = 0,
+	SPI_ENDIAN_MSB = 1,
+	SPI_ENDIAN_LIMIT
+};
+
+enum{
+	SPI_PATH_IMAGE = 0,
+	SPI_PATH_REGISTER = 1,
+	SPI_PATH_LIMIT
+};
+
+enum{
+	SPI_FORMAT_RGB565 = 0,
+	SPI_FORMAT_RGB666 = 1,
+	SPI_FORMAT_RGB666_2_3 = 2,
+	SPI_FORMAT_RGB888 = 3,
+	SPI_FORMAT_RGB888_2_3 = 4,
+	SPI_FORMAT_LIMIT
+};
+
+enum{
+	SPI_STATUS_UNINIT = 0,
+	SPI_STATUS_INIT = 1,
+	SPI_STATUS_LIMIT
+};
+
+/* used for CraneM&CraneL */
+enum
+{
+	SPI_6_5M = 0,
+	SPI_13M = 1,
+	SPI_26M,
+	SPI_52M,
+	SPI_3_25M,
+	SPI_1_625M,
+	SPI_812_5k,
+	SPI_CLK_LIMIT
+};
+
+
+struct timing_spi {
+	uint32_t wclk; /*KHz*/
+	uint32_t rclk; /*KHz*/
+};
+
+struct spi_info{
+	uint16_t line_num; /*3 or 4*/
+	uint16_t interface_id; /*1 or 2*/
+	uint16_t data_lane_num; /*1 or 2*/
+	uint16_t format;
+	uint16_t device_id; /*0 or 1*/
+	uint16_t sample_edge;
+	uint16_t force_cs; /*0-disable, 1-enable*/
+	uint16_t endian;
+	uint16_t reserved;
+	struct timing_spi *timing;
+};
+
+struct s_spi_ctx{
+	uint32_t base_addr;
+	uint32_t sclk; /*KHz*/
+	uint16_t cur_path;
+	uint16_t cur_cs;
+	uint16_t status;
+	uint8_t work_mode;
+	uint8_t reserved;
+	struct spi_info info;
+};
+
+struct s_spi_ctx* spi_init(uint32_t sclk, struct spi_info *info, int32_t work_mode);
+int spi_update(struct s_spi_ctx *spi_ctx, int32_t work_mode);
+int spi_set_cs(struct s_spi_ctx *spi_ctx, uint32_t enable);
+int spi_write_cmd(struct s_spi_ctx *spi_ctx, uint32_t cmd, uint32_t bits);
+int spi_write_data(struct s_spi_ctx *spi_ctx, uint32_t data, uint32_t bits);
+int spi_read_data(struct s_spi_ctx *spi_ctx, uint32_t cmd, uint32_t cmd_bits,
+	uint32_t *data,  uint32_t data_bits);
+int spi_before_refresh(struct s_spi_ctx *spi_ctx);
+int spi_after_refresh(struct s_spi_ctx *spi_ctx);
+void spi_uninit(struct s_spi_ctx *mcu_ctx);
+
+/* add for CraneM */
+void spi_lcd_init(void);
+void spi_set_clk_rate(unsigned int clk_dev);
+void ssp_write_cmd_data_to_LCD(uint32_t cmd, uint32_t data, uint32_t data_bits, uint16_t line_num);
+void ssp_write_data_to_LCD_Gram(uint16_t* data, uint32_t sum_pixel, uint32_t data_bits, uint16_t line_num);
+
+void ssp_read_data_from_LCD(uint32_t *data, uint32_t data_bits);
+void wait_ssp_write_data_to_LCD_complete(void);
+#endif /*_SPI_DRV_H_*/