79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
#ifndef _MCU_DRV_H_
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#define _MCU_DRV_H_
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#include "lcd_predefine.h"
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enum{
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MCU_BUS_8080 = 0,
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MCU_BUS_6800 = 1,
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MCU_BUS_LIMIT
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};
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enum{
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MCU_ENDIAN_LSB = 0,
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MCU_ENDIAN_MSB = 1,
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MCU_ENDIAN_LIMIT
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};
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enum{
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MCU_PATH_IMAGE = 0,
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MCU_PATH_REGISTER = 1,
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MCU_PATH_LIMIT
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};
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enum{
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MCU_FORMAT_RGB565 = 0,
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MCU_FORMAT_RGB666 = 1,
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MCU_FORMAT_LIMIT
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};
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enum{
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MCU_STATUS_UNINIT = 0,
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MCU_STATUS_INIT = 1,
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MCU_STATUS_LIMIT
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};
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/* MCU LCD specific properties */
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struct timing_mcu {
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uint16_t rlpw; /*ns*/
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uint16_t rhpw; /*ns*/
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uint16_t wlpw; /*ns*/
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uint16_t whpw; /*ns*/
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};
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struct mcu_info {
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uint16_t bus_mode; /*8080, 6800*/
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uint16_t format;
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uint16_t endian;
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uint16_t device_id; /*0, 1*/
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uint16_t force_cs; /*0-disable, 1-enable*/
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uint16_t reserved;
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struct timing_mcu *timing;
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};
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struct s_mcu_ctx{
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uint32_t base_addr;
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uint32_t sclk; /*KHz*/
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uint16_t cur_path;
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uint16_t cur_cs;
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uint16_t status;
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uint8_t work_mode;
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uint8_t reserved;
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struct mcu_info info;
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};
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struct s_mcu_ctx* mcu_init(uint32_t sclk, struct mcu_info* info, int32_t work_mode);
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int mcu_update(struct s_mcu_ctx *mcu_ctx, int32_t work_mode);
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int mcu_set_cs(struct s_mcu_ctx *mcu_ctx, uint32_t enable);
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int mcu_write_cmd(struct s_mcu_ctx* mcu_ctx, uint32_t cmd, uint32_t bits);
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int mcu_write_data(struct s_mcu_ctx* mcu_ctx, uint32_t data, uint32_t bits);
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int mcu_read_data(struct s_mcu_ctx* mcu_ctx, uint32_t cmd, uint32_t cmd_bits,
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uint32_t* data, uint32_t data_bits);
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int mcu_write_cmd_data(struct s_mcu_ctx* mcu_ctx, uint32_t cmd,
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uint32_t cmd_bits, uint32_t data, uint32_t data_bits);
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int mcu_before_refresh(struct s_mcu_ctx* mcu_ctx);
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int mcu_after_refresh(struct s_mcu_ctx* mcu_ctx);
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void mcu_uninit(struct s_mcu_ctx* mcu_ctx);
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#endif /*_MCU_DRV_H_*/
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