51 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // Copyright 2021 Nick Brassel (@tzarc)
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| // SPDX-License-Identifier: GPL-2.0-or-later
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| 
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| #pragma once
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| 
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| #ifdef QUANTUM_PAINTER_SPI_ENABLE
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| 
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| #    include <stdint.h>
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| 
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| #    include "gpio.h"
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| #    include "qp_internal.h"
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| 
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| ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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| // Base SPI support
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| 
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| typedef struct qp_comms_spi_config_t {
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|     pin_t    chip_select_pin;
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|     uint16_t divisor;
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|     bool     lsb_first;
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|     int8_t   mode;
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| } qp_comms_spi_config_t;
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| 
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| bool     qp_comms_spi_init(painter_device_t device);
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| bool     qp_comms_spi_start(painter_device_t device);
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| uint32_t qp_comms_spi_send_data(painter_device_t device, const void* data, uint32_t byte_count);
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| void     qp_comms_spi_stop(painter_device_t device);
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| 
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| extern const painter_comms_vtable_t spi_comms_vtable;
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| 
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| ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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| // SPI with D/C and RST pins
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| 
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| #    ifdef QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
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| 
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| typedef struct qp_comms_spi_dc_reset_config_t {
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|     qp_comms_spi_config_t spi_config;
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|     pin_t                 dc_pin;
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|     pin_t                 reset_pin;
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| } qp_comms_spi_dc_reset_config_t;
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| 
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| void     qp_comms_spi_dc_reset_send_command(painter_device_t device, uint8_t cmd);
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| uint32_t qp_comms_spi_dc_reset_send_data(painter_device_t device, const void* data, uint32_t byte_count);
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| void     qp_comms_spi_dc_reset_bulk_command_sequence(painter_device_t device, const uint8_t* sequence, size_t sequence_len);
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| 
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| extern const painter_comms_with_command_vtable_t spi_comms_with_dc_vtable;
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| 
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| #    endif // QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
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| 
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| ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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| 
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| #endif // QUANTUM_PAINTER_SPI_ENABLE
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