Ken Van Hoeylandt
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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#include <tactility/device.h>
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#include <tactility/drivers/gpio.h>
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struct St7123Config {
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uint16_t horizontal_resolution;
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uint16_t vertical_resolution;
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uint8_t bits_per_pixel;
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bool bgr_order;
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bool invert_color;
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bool mirror_x;
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bool mirror_y;
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// Reset pin for the panel. GPIO_PIN_SPEC_NONE falls back to a software reset sent over the
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// DBI command interface (see esp_lcd_st7123's panel_st7123_reset()).
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struct GpioPinSpec pin_reset;
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// LDO channel powering the MIPI DSI PHY - the PHY has no power of its own until this is
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// acquired, so it must happen before the DSI bus is created. Both fields are int32_t (not
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// uint32_t) to exactly match esp_ldo_channel_config_t's plain `int` fields - assigning a
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// uint32_t into that struct's brace-init would be a narrowing conversion (-Werror=narrowing).
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int32_t ldo_channel;
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int32_t ldo_voltage_mv;
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uint8_t dsi_bus_id;
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// Number of MIPI DSI data lanes. 0 falls back to the maximum available.
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uint8_t num_data_lanes;
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uint32_t lane_bit_rate_mbps;
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uint32_t dpi_clock_freq_mhz;
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uint32_t hsync_pulse_width;
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uint32_t hsync_back_porch;
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uint32_t hsync_front_porch;
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uint32_t vsync_pulse_width;
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uint32_t vsync_back_porch;
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uint32_t vsync_front_porch;
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// Number of screen-sized frame buffers the driver allocates (0 or 1 = single-buffered).
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uint8_t num_fbs;
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bool use_dma2d;
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bool disable_lp;
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// See the 'allow-tearing' binding property.
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bool allow_tearing;
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// Custom vendor init sequence, flattened as bytes: a run of
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// [cmd, data_len, delay_ms, data_len bytes of data...] entries. NULL/0 falls back to the
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// ST7123 component's own built-in default sequence (see vendor_specific_init_default in
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// esp_lcd_st7123.c) - not guaranteed to match any particular panel's actual bring-up
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// requirements.
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const uint8_t* init_sequence;
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uint32_t init_sequence_length;
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// Optional reference to this display's backlight device, NULL if none.
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struct Device* backlight;
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};
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#ifdef __cplusplus
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}
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#endif
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