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-rw-r--r--drivers/painter/comms/qp_comms_spi.c137
-rw-r--r--drivers/painter/comms/qp_comms_spi.h51
-rw-r--r--drivers/painter/gc9a01/qp_gc9a01.c150
-rw-r--r--drivers/painter/gc9a01/qp_gc9a01.h37
-rw-r--r--drivers/painter/gc9a01/qp_gc9a01_opcodes.h78
-rw-r--r--drivers/painter/ili9xxx/qp_ili9163.c121
-rw-r--r--drivers/painter/ili9xxx/qp_ili9163.h37
-rw-r--r--drivers/painter/ili9xxx/qp_ili9341.c128
-rw-r--r--drivers/painter/ili9xxx/qp_ili9341.h37
-rw-r--r--drivers/painter/ili9xxx/qp_ili9xxx_opcodes.h100
-rw-r--r--drivers/painter/ssd1351/qp_ssd1351.c125
-rw-r--r--drivers/painter/ssd1351/qp_ssd1351.h37
-rw-r--r--drivers/painter/ssd1351/qp_ssd1351_opcodes.h48
-rw-r--r--drivers/painter/st77xx/qp_st7789.c144
-rw-r--r--drivers/painter/st77xx/qp_st7789.h44
-rw-r--r--drivers/painter/st77xx/qp_st7789_opcodes.h64
-rw-r--r--drivers/painter/st77xx/qp_st77xx_opcodes.h51
-rw-r--r--drivers/painter/tft_panel/qp_tft_panel.c130
-rw-r--r--drivers/painter/tft_panel/qp_tft_panel.h67
19 files changed, 1586 insertions, 0 deletions
diff --git a/drivers/painter/comms/qp_comms_spi.c b/drivers/painter/comms/qp_comms_spi.c
new file mode 100644
index 0000000000..e644ba9f84
--- /dev/null
+++ b/drivers/painter/comms/qp_comms_spi.c
@@ -0,0 +1,137 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#ifdef QUANTUM_PAINTER_SPI_ENABLE
+
+# include "spi_master.h"
+# include "qp_comms_spi.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Base SPI support
+
+bool qp_comms_spi_init(painter_device_t device) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_config_t *comms_config = (struct qp_comms_spi_config_t *)driver->comms_config;
+
+ // Initialize the SPI peripheral
+ spi_init();
+
+ // Set up CS as output high
+ setPinOutput(comms_config->chip_select_pin);
+ writePinHigh(comms_config->chip_select_pin);
+
+ return true;
+}
+
+bool qp_comms_spi_start(painter_device_t device) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_config_t *comms_config = (struct qp_comms_spi_config_t *)driver->comms_config;
+
+ return spi_start(comms_config->chip_select_pin, comms_config->lsb_first, comms_config->mode, comms_config->divisor);
+}
+
+uint32_t qp_comms_spi_send_data(painter_device_t device, const void *data, uint32_t byte_count) {
+ uint32_t bytes_remaining = byte_count;
+ const uint8_t *p = (const uint8_t *)data;
+ while (bytes_remaining > 0) {
+ uint32_t bytes_this_loop = bytes_remaining < 1024 ? bytes_remaining : 1024;
+ spi_transmit(p, bytes_this_loop);
+ p += bytes_this_loop;
+ bytes_remaining -= bytes_this_loop;
+ }
+
+ return byte_count - bytes_remaining;
+}
+
+void qp_comms_spi_stop(painter_device_t device) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_config_t *comms_config = (struct qp_comms_spi_config_t *)driver->comms_config;
+ spi_stop();
+ writePinHigh(comms_config->chip_select_pin);
+}
+
+const struct painter_comms_vtable_t spi_comms_vtable = {
+ .comms_init = qp_comms_spi_init,
+ .comms_start = qp_comms_spi_start,
+ .comms_send = qp_comms_spi_send_data,
+ .comms_stop = qp_comms_spi_stop,
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI with D/C and RST pins
+
+# ifdef QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
+
+bool qp_comms_spi_dc_reset_init(painter_device_t device) {
+ if (!qp_comms_spi_init(device)) {
+ return false;
+ }
+
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_dc_reset_config_t *comms_config = (struct qp_comms_spi_dc_reset_config_t *)driver->comms_config;
+
+ // Set up D/C as output low, if specified
+ if (comms_config->dc_pin != NO_PIN) {
+ setPinOutput(comms_config->dc_pin);
+ writePinLow(comms_config->dc_pin);
+ }
+
+ // Set up RST as output, if specified, performing a reset in the process
+ if (comms_config->reset_pin != NO_PIN) {
+ setPinOutput(comms_config->reset_pin);
+ writePinLow(comms_config->reset_pin);
+ wait_ms(20);
+ writePinHigh(comms_config->reset_pin);
+ wait_ms(20);
+ }
+
+ return true;
+}
+
+uint32_t qp_comms_spi_dc_reset_send_data(painter_device_t device, const void *data, uint32_t byte_count) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_dc_reset_config_t *comms_config = (struct qp_comms_spi_dc_reset_config_t *)driver->comms_config;
+ writePinHigh(comms_config->dc_pin);
+ return qp_comms_spi_send_data(device, data, byte_count);
+}
+
+void qp_comms_spi_dc_reset_send_command(painter_device_t device, uint8_t cmd) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct qp_comms_spi_dc_reset_config_t *comms_config = (struct qp_comms_spi_dc_reset_config_t *)driver->comms_config;
+ writePinLow(comms_config->dc_pin);
+ spi_write(cmd);
+}
+
+void qp_comms_spi_dc_reset_bulk_command_sequence(painter_device_t device, const uint8_t *sequence, size_t sequence_len) {
+ for (size_t i = 0; i < sequence_len;) {
+ uint8_t command = sequence[i];
+ uint8_t delay = sequence[i + 1];
+ uint8_t num_bytes = sequence[i + 2];
+ qp_comms_spi_dc_reset_send_command(device, command);
+ if (num_bytes > 0) {
+ qp_comms_spi_dc_reset_send_data(device, &sequence[i + 3], num_bytes);
+ }
+ if (delay > 0) {
+ wait_ms(delay);
+ }
+ i += (3 + num_bytes);
+ }
+}
+
+const struct painter_comms_with_command_vtable_t spi_comms_with_dc_vtable = {
+ .base =
+ {
+ .comms_init = qp_comms_spi_dc_reset_init,
+ .comms_start = qp_comms_spi_start,
+ .comms_send = qp_comms_spi_dc_reset_send_data,
+ .comms_stop = qp_comms_spi_stop,
+ },
+ .send_command = qp_comms_spi_dc_reset_send_command,
+ .bulk_command_sequence = qp_comms_spi_dc_reset_bulk_command_sequence,
+};
+
+# endif // QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#endif // QUANTUM_PAINTER_SPI_ENABLE
diff --git a/drivers/painter/comms/qp_comms_spi.h b/drivers/painter/comms/qp_comms_spi.h
new file mode 100644
index 0000000000..9989987327
--- /dev/null
+++ b/drivers/painter/comms/qp_comms_spi.h
@@ -0,0 +1,51 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#ifdef QUANTUM_PAINTER_SPI_ENABLE
+
+# include <stdint.h>
+
+# include "gpio.h"
+# include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Base SPI support
+
+struct qp_comms_spi_config_t {
+ pin_t chip_select_pin;
+ uint16_t divisor;
+ bool lsb_first;
+ int8_t mode;
+};
+
+bool qp_comms_spi_init(painter_device_t device);
+bool qp_comms_spi_start(painter_device_t device);
+uint32_t qp_comms_spi_send_data(painter_device_t device, const void* data, uint32_t byte_count);
+void qp_comms_spi_stop(painter_device_t device);
+
+extern const struct painter_comms_vtable_t spi_comms_vtable;
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI with D/C and RST pins
+
+# ifdef QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
+
+struct qp_comms_spi_dc_reset_config_t {
+ struct qp_comms_spi_config_t spi_config;
+ pin_t dc_pin;
+ pin_t reset_pin;
+};
+
+void qp_comms_spi_dc_reset_send_command(painter_device_t device, uint8_t cmd);
+uint32_t qp_comms_spi_dc_reset_send_data(painter_device_t device, const void* data, uint32_t byte_count);
+void qp_comms_spi_dc_reset_bulk_command_sequence(painter_device_t device, const uint8_t* sequence, size_t sequence_len);
+
+extern const struct painter_comms_with_command_vtable_t spi_comms_with_dc_vtable;
+
+# endif // QUANTUM_PAINTER_SPI_DC_RESET_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#endif // QUANTUM_PAINTER_SPI_ENABLE
diff --git a/drivers/painter/gc9a01/qp_gc9a01.c b/drivers/painter/gc9a01/qp_gc9a01.c
new file mode 100644
index 0000000000..ad76d58b07
--- /dev/null
+++ b/drivers/painter/gc9a01/qp_gc9a01.c
@@ -0,0 +1,150 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <wait.h>
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_gc9a01.h"
+#include "qp_gc9a01_opcodes.h"
+#include "qp_tft_panel.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver storage
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+tft_panel_dc_reset_painter_device_t gc9a01_drivers[GC9A01_NUM_DEVICES] = {0};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Initialization
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+bool qp_gc9a01_init(painter_device_t device, painter_rotation_t rotation) {
+ // A lot of these "unknown" opcodes are sourced from other OSS projects and are seemingly required for this display to function.
+ // clang-format off
+ const uint8_t gc9a01_init_sequence[] = {
+ // Command, Delay, N, Data[N]
+ GC9A01_SET_INTER_REG_ENABLE2, 0, 0,
+ 0xEB, 0, 1, 0x14,
+ GC9A01_SET_INTER_REG_ENABLE1, 0, 0,
+ GC9A01_SET_INTER_REG_ENABLE2, 0, 0,
+ 0xEB, 0, 1, 0x14,
+ 0x84, 0, 1, 0x40,
+ 0x85, 0, 1, 0xFF,
+ 0x86, 0, 1, 0xFF,
+ 0x87, 0, 1, 0xFF,
+ 0x88, 0, 1, 0x0A,
+ 0x89, 0, 1, 0x21,
+ 0x8a, 0, 1, 0x00,
+ 0x8b, 0, 1, 0x80,
+ 0x8c, 0, 1, 0x01,
+ 0x8d, 0, 1, 0x01,
+ 0x8e, 0, 1, 0xFF,
+ 0x8f, 0, 1, 0xFF,
+ GC9A01_SET_FUNCTION_CTL, 0, 2, 0x00, 0x20,
+ GC9A01_SET_PIX_FMT, 0, 1, 0x55,
+ 0x90, 0, 4, 0x08, 0x08, 0x08, 0x08,
+ 0xBD, 0, 1, 0x06,
+ 0xBC, 0, 1, 0x00,
+ 0xFF, 0, 3, 0x60, 0x01, 0x04,
+ GC9A01_SET_POWER_CTL_2, 0, 1, 0x13,
+ GC9A01_SET_POWER_CTL_3, 0, 1, 0x13,
+ GC9A01_SET_POWER_CTL_4, 0, 1, 0x22,
+ 0xBE, 0, 1, 0x11,
+ 0xE1, 0, 2, 0x10, 0x0E,
+ 0xDF, 0, 3, 0x21, 0x0C, 0x02,
+ GC9A01_SET_GAMMA1, 0, 6, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+ GC9A01_SET_GAMMA2, 0, 6, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+ GC9A01_SET_GAMMA3, 0, 6, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+ GC9A01_SET_GAMMA4, 0, 6, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+ 0xED, 0, 2, 0x1B, 0x0B,
+ 0xAE, 0, 1, 0x77,
+ 0xCD, 0, 1, 0x63,
+ 0x70, 0, 9, 0x07, 0x07, 0x04, 0x0E, 0x0F, 0x09, 0x07, 0x08, 0x03,
+ GC9A01_SET_FRAME_RATE, 0, 1, 0x34,
+ 0x62, 0, 12, 0x18, 0x0D, 0x71, 0xED, 0x70, 0x70, 0x18, 0x0F, 0x71, 0xEF, 0x70, 0x70,
+ 0x63, 0, 12, 0x18, 0x11, 0x71, 0xF1, 0x70, 0x70, 0x18, 0x13, 0x71, 0xF3, 0x70, 0x70,
+ 0x64, 0, 7, 0x28, 0x29, 0xF1, 0x01, 0xF1, 0x00, 0x07,
+ 0x66, 0, 10, 0x3C, 0x00, 0xCD, 0x67, 0x45, 0x45, 0x10, 0x00, 0x00, 0x00,
+ 0x67, 0, 10, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x01, 0x54, 0x10, 0x32, 0x98,
+ 0x74, 0, 7, 0x10, 0x85, 0x80, 0x00, 0x00, 0x4E, 0x00,
+ 0x98, 0, 2, 0x3E, 0x07,
+ GC9A01_CMD_TEARING_OFF, 0, 0,
+ GC9A01_CMD_INVERT_OFF, 0, 0,
+ GC9A01_CMD_SLEEP_OFF, 120, 0,
+ GC9A01_CMD_DISPLAY_ON, 20, 0
+ };
+ // clang-format on
+
+ // clang-format on
+ qp_comms_bulk_command_sequence(device, gc9a01_init_sequence, sizeof(gc9a01_init_sequence));
+
+ // Configure the rotation (i.e. the ordering and direction of memory writes in GRAM)
+ const uint8_t madctl[] = {
+ [QP_ROTATION_0] = GC9A01_MADCTL_BGR,
+ [QP_ROTATION_90] = GC9A01_MADCTL_BGR | GC9A01_MADCTL_MX | GC9A01_MADCTL_MV,
+ [QP_ROTATION_180] = GC9A01_MADCTL_BGR | GC9A01_MADCTL_MX | GC9A01_MADCTL_MY,
+ [QP_ROTATION_270] = GC9A01_MADCTL_BGR | GC9A01_MADCTL_MV | GC9A01_MADCTL_MY,
+ };
+ qp_comms_command_databyte(device, GC9A01_SET_MEM_ACS_CTL, madctl[rotation]);
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver vtable
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+const struct tft_panel_dc_reset_painter_driver_vtable_t gc9a01_driver_vtable = {
+ .base =
+ {
+ .init = qp_gc9a01_init,
+ .power = qp_tft_panel_power,
+ .clear = qp_tft_panel_clear,
+ .flush = qp_tft_panel_flush,
+ .pixdata = qp_tft_panel_pixdata,
+ .viewport = qp_tft_panel_viewport,
+ .palette_convert = qp_tft_panel_palette_convert,
+ .append_pixels = qp_tft_panel_append_pixels,
+ },
+ .rgb888_to_native16bit = qp_rgb888_to_rgb565_swapped,
+ .num_window_bytes = 2,
+ .swap_window_coords = false,
+ .opcodes =
+ {
+ .display_on = GC9A01_CMD_DISPLAY_ON,
+ .display_off = GC9A01_CMD_DISPLAY_OFF,
+ .set_column_address = GC9A01_SET_COL_ADDR,
+ .set_row_address = GC9A01_SET_PAGE_ADDR,
+ .enable_writes = GC9A01_SET_MEM,
+ },
+};
+
+#ifdef QUANTUM_PAINTER_GC9A01_SPI_ENABLE
+// Factory function for creating a handle to the ILI9341 device
+painter_device_t qp_gc9a01_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode) {
+ for (uint32_t i = 0; i < GC9A01_NUM_DEVICES; ++i) {
+ tft_panel_dc_reset_painter_device_t *driver = &gc9a01_drivers[i];
+ if (!driver->base.driver_vtable) {
+ driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&gc9a01_driver_vtable;
+ driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.native_bits_per_pixel = 16; // RGB565
+ driver->base.panel_width = panel_width;
+ driver->base.panel_height = panel_height;
+ driver->base.rotation = QP_ROTATION_0;
+ driver->base.offset_x = 0;
+ driver->base.offset_y = 0;
+
+ // SPI and other pin configuration
+ driver->base.comms_config = &driver->spi_dc_reset_config;
+ driver->spi_dc_reset_config.spi_config.chip_select_pin = chip_select_pin;
+ driver->spi_dc_reset_config.spi_config.divisor = spi_divisor;
+ driver->spi_dc_reset_config.spi_config.lsb_first = false;
+ driver->spi_dc_reset_config.spi_config.mode = spi_mode;
+ driver->spi_dc_reset_config.dc_pin = dc_pin;
+ driver->spi_dc_reset_config.reset_pin = reset_pin;
+ return (painter_device_t)driver;
+ }
+ }
+ return NULL;
+}
+
+#endif // QUANTUM_PAINTER_GC9A01_SPI_ENABLE
diff --git a/drivers/painter/gc9a01/qp_gc9a01.h b/drivers/painter/gc9a01/qp_gc9a01.h
new file mode 100644
index 0000000000..e2b1939564
--- /dev/null
+++ b/drivers/painter/gc9a01/qp_gc9a01.h
@@ -0,0 +1,37 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "gpio.h"
+#include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter GC9A01 configurables (add to your keyboard's config.h)
+
+#ifndef GC9A01_NUM_DEVICES
+/**
+ * @def This controls the maximum number of GC9A01 devices that Quantum Painter can communicate with at any one time.
+ * Increasing this number allows for multiple displays to be used.
+ */
+# define GC9A01_NUM_DEVICES 1
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter GC9A01 device factories
+
+#ifdef QUANTUM_PAINTER_GC9A01_SPI_ENABLE
+/**
+ * Factory method for an GC9A01 SPI LCD device.
+ *
+ * @param panel_width[in] the width of the display panel
+ * @param panel_height[in] the height of the display panel
+ * @param chip_select_pin[in] the GPIO pin used for SPI chip select
+ * @param dc_pin[in] the GPIO pin used for D/C control
+ * @param reset_pin[in] the GPIO pin used for RST
+ * @param spi_divisor[in] the SPI divisor to use when communicating with the display
+ * @param spi_mode[in] the SPI mode to use when communicating with the display
+ * @return the device handle used with all drawing routines in Quantum Painter
+ */
+painter_device_t qp_gc9a01_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode);
+#endif // QUANTUM_PAINTER_GC9A01_SPI_ENABLE
diff --git a/drivers/painter/gc9a01/qp_gc9a01_opcodes.h b/drivers/painter/gc9a01/qp_gc9a01_opcodes.h
new file mode 100644
index 0000000000..6ff4efe7a8
--- /dev/null
+++ b/drivers/painter/gc9a01/qp_gc9a01_opcodes.h
@@ -0,0 +1,78 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter GC9A01 command opcodes
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Level 1 command opcodes
+
+#define GC9A01_GET_ID_INFO 0x04 // Get ID information
+#define GC9A01_GET_STATUS 0x09 // Get status
+#define GC9A01_CMD_SLEEP_ON 0x10 // Enter sleep mode
+#define GC9A01_CMD_SLEEP_OFF 0x11 // Exit sleep mode
+#define GC9A01_CMD_PARTIAL_ON 0x12 // Enter partial mode
+#define GC9A01_CMD_PARTIAL_OFF 0x13 // Exit partial mode
+#define GC9A01_CMD_INVERT_ON 0x20 // Enter inverted mode
+#define GC9A01_CMD_INVERT_OFF 0x21 // Exit inverted mode
+#define GC9A01_CMD_DISPLAY_OFF 0x28 // Disable display
+#define GC9A01_CMD_DISPLAY_ON 0x29 // Enable display
+#define GC9A01_SET_COL_ADDR 0x2A // Set column address
+#define GC9A01_SET_PAGE_ADDR 0x2B // Set page address
+#define GC9A01_SET_MEM 0x2C // Set memory
+#define GC9A01_SET_PARTIAL_AREA 0x30 // Set partial area
+#define GC9A01_SET_VSCROLL 0x33 // Set vertical scroll def
+#define GC9A01_CMD_TEARING_ON 0x34 // Tearing line enabled
+#define GC9A01_CMD_TEARING_OFF 0x35 // Tearing line disabled
+#define GC9A01_SET_MEM_ACS_CTL 0x36 // Set mem access ctl
+#define GC9A01_SET_VSCROLL_ADDR 0x37 // Set vscroll start addr
+#define GC9A01_CMD_IDLE_OFF 0x38 // Exit idle mode
+#define GC9A01_CMD_IDLE_ON 0x39 // Enter idle mode
+#define GC9A01_SET_PIX_FMT 0x3A // Set pixel format
+#define GC9A01_SET_MEM_CONT 0x3C // Set memory continue
+#define GC9A01_SET_TEAR_SCANLINE 0x44 // Set tearing scanline
+#define GC9A01_GET_TEAR_SCANLINE 0x45 // Get tearing scanline
+#define GC9A01_SET_BRIGHTNESS 0x51 // Set brightness
+#define GC9A01_SET_DISPLAY_CTL 0x53 // Set display ctl
+#define GC9A01_GET_ID1 0xDA // Get ID1
+#define GC9A01_GET_ID2 0xDB // Get ID2
+#define GC9A01_GET_ID3 0xDC // Get ID3
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Level 2 command opcodes
+
+#define GC9A01_SET_RGB_IF_SIG_CTL 0xB0 // RGB IF signal ctl
+#define GC9A01_SET_BLANKING_PORCH_CTL 0xB5 // Set blanking porch ctl
+#define GC9A01_SET_FUNCTION_CTL 0xB6 // Set function ctl
+#define GC9A01_SET_TEARING_EFFECT 0xBA // Set backlight ctl 3
+#define GC9A01_SET_IF_CTL 0xF6 // Set interface control
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Level 3 command opcodes
+
+#define GC9A01_SET_FRAME_RATE 0xE8 // Set frame rate
+#define GC9A01_SET_SPI_2DATA 0xE9 // Set frame rate
+#define GC9A01_SET_POWER_CTL_1 0xC1 // Set power ctl 1
+#define GC9A01_SET_POWER_CTL_2 0xC3 // Set power ctl 2
+#define GC9A01_SET_POWER_CTL_3 0xC4 // Set power ctl 3
+#define GC9A01_SET_POWER_CTL_4 0xC9 // Set power ctl 4
+#define GC9A01_SET_POWER_CTL_7 0xA7 // Set power ctl 7
+#define GC9A01_SET_INTER_REG_ENABLE1 0xFE // Enable Inter Register 1
+#define GC9A01_SET_INTER_REG_ENABLE2 0xEF // Enable Inter Register 2
+#define GC9A01_SET_GAMMA1 0xF0 //
+#define GC9A01_SET_GAMMA2 0xF1
+#define GC9A01_SET_GAMMA3 0xF2
+#define GC9A01_SET_GAMMA4 0xF3
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// MADCTL Flags
+#define GC9A01_MADCTL_MY 0b10000000
+#define GC9A01_MADCTL_MX 0b01000000
+#define GC9A01_MADCTL_MV 0b00100000
+#define GC9A01_MADCTL_ML 0b00010000
+#define GC9A01_MADCTL_RGB 0b00000000
+#define GC9A01_MADCTL_BGR 0b00001000
+#define GC9A01_MADCTL_MH 0b00000100
diff --git a/drivers/painter/ili9xxx/qp_ili9163.c b/drivers/painter/ili9xxx/qp_ili9163.c
new file mode 100644
index 0000000000..beaac0fbb5
--- /dev/null
+++ b/drivers/painter/ili9xxx/qp_ili9163.c
@@ -0,0 +1,121 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_ili9163.h"
+#include "qp_ili9xxx_opcodes.h"
+#include "qp_tft_panel.h"
+
+#ifdef QUANTUM_PAINTER_ILI9163_SPI_ENABLE
+# include "qp_comms_spi.h"
+#endif // QUANTUM_PAINTER_ILI9163_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Common
+
+// Driver storage
+tft_panel_dc_reset_painter_device_t ili9163_drivers[ILI9163_NUM_DEVICES] = {0};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Initialization
+
+bool qp_ili9163_init(painter_device_t device, painter_rotation_t rotation) {
+ // clang-format off
+ const uint8_t ili9163_init_sequence[] = {
+ // Command, Delay, N, Data[N]
+ ILI9XXX_CMD_RESET, 120, 0,
+ ILI9XXX_CMD_SLEEP_OFF, 5, 0,
+ ILI9XXX_SET_PIX_FMT, 0, 1, 0x55,
+ ILI9XXX_SET_GAMMA, 0, 1, 0x04,
+ ILI9XXX_ENABLE_3_GAMMA, 0, 1, 0x01,
+ ILI9XXX_SET_FUNCTION_CTL, 0, 2, 0xFF, 0x06,
+ ILI9XXX_SET_PGAMMA, 0, 15, 0x36, 0x29, 0x12, 0x22, 0x1C, 0x15, 0x42, 0xB7, 0x2F, 0x13, 0x12, 0x0A, 0x11, 0x0B, 0x06,
+ ILI9XXX_SET_NGAMMA, 0, 15, 0x09, 0x16, 0x2D, 0x0D, 0x13, 0x15, 0x40, 0x48, 0x53, 0x0C, 0x1D, 0x25, 0x2E, 0x34, 0x39,
+ ILI9XXX_SET_FRAME_CTL_NORMAL, 0, 2, 0x08, 0x02,
+ ILI9XXX_SET_POWER_CTL_1, 0, 2, 0x0A, 0x02,
+ ILI9XXX_SET_POWER_CTL_2, 0, 1, 0x02,
+ ILI9XXX_SET_VCOM_CTL_1, 0, 2, 0x50, 0x63,
+ ILI9XXX_SET_VCOM_CTL_2, 0, 1, 0x00,
+ ILI9XXX_CMD_PARTIAL_OFF, 0, 0,
+ ILI9XXX_CMD_DISPLAY_ON, 20, 0
+ };
+ // clang-format on
+ qp_comms_bulk_command_sequence(device, ili9163_init_sequence, sizeof(ili9163_init_sequence));
+
+ // Configure the rotation (i.e. the ordering and direction of memory writes in GRAM)
+ const uint8_t madctl[] = {
+ [QP_ROTATION_0] = ILI9XXX_MADCTL_BGR,
+ [QP_ROTATION_90] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MX | ILI9XXX_MADCTL_MV,
+ [QP_ROTATION_180] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MX | ILI9XXX_MADCTL_MY,
+ [QP_ROTATION_270] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MV | ILI9XXX_MADCTL_MY,
+ };
+ qp_comms_command_databyte(device, ILI9XXX_SET_MEM_ACS_CTL, madctl[rotation]);
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver vtable
+
+const struct tft_panel_dc_reset_painter_driver_vtable_t ili9163_driver_vtable = {
+ .base =
+ {
+ .init = qp_ili9163_init,
+ .power = qp_tft_panel_power,
+ .clear = qp_tft_panel_clear,
+ .flush = qp_tft_panel_flush,
+ .pixdata = qp_tft_panel_pixdata,
+ .viewport = qp_tft_panel_viewport,
+ .palette_convert = qp_tft_panel_palette_convert,
+ .append_pixels = qp_tft_panel_append_pixels,
+ },
+ .rgb888_to_native16bit = qp_rgb888_to_rgb565_swapped,
+ .num_window_bytes = 2,
+ .swap_window_coords = false,
+ .opcodes =
+ {
+ .display_on = ILI9XXX_CMD_DISPLAY_ON,
+ .display_off = ILI9XXX_CMD_DISPLAY_OFF,
+ .set_column_address = ILI9XXX_SET_COL_ADDR,
+ .set_row_address = ILI9XXX_SET_PAGE_ADDR,
+ .enable_writes = ILI9XXX_SET_MEM,
+ },
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI
+
+#ifdef QUANTUM_PAINTER_ILI9163_SPI_ENABLE
+
+// Factory function for creating a handle to the ILI9163 device
+painter_device_t qp_ili9163_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode) {
+ for (uint32_t i = 0; i < ILI9163_NUM_DEVICES; ++i) {
+ tft_panel_dc_reset_painter_device_t *driver = &ili9163_drivers[i];
+ if (!driver->base.driver_vtable) {
+ driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&ili9163_driver_vtable;
+ driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.panel_width = panel_width;
+ driver->base.panel_height = panel_height;
+ driver->base.rotation = QP_ROTATION_0;
+ driver->base.offset_x = 0;
+ driver->base.offset_y = 0;
+ driver->base.native_bits_per_pixel = 16; // RGB565
+
+ // SPI and other pin configuration
+ driver->base.comms_config = &driver->spi_dc_reset_config;
+ driver->spi_dc_reset_config.spi_config.chip_select_pin = chip_select_pin;
+ driver->spi_dc_reset_config.spi_config.divisor = spi_divisor;
+ driver->spi_dc_reset_config.spi_config.lsb_first = false;
+ driver->spi_dc_reset_config.spi_config.mode = spi_mode;
+ driver->spi_dc_reset_config.dc_pin = dc_pin;
+ driver->spi_dc_reset_config.reset_pin = reset_pin;
+ return (painter_device_t)driver;
+ }
+ }
+ return NULL;
+}
+
+#endif // QUANTUM_PAINTER_ILI9163_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/drivers/painter/ili9xxx/qp_ili9163.h b/drivers/painter/ili9xxx/qp_ili9163.h
new file mode 100644
index 0000000000..88d23629a9
--- /dev/null
+++ b/drivers/painter/ili9xxx/qp_ili9163.h
@@ -0,0 +1,37 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "gpio.h"
+#include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ILI9163 configurables (add to your keyboard's config.h)
+
+#ifndef ILI9163_NUM_DEVICES
+/**
+ * @def This controls the maximum number of ILI9163 devices that Quantum Painter can communicate with at any one time.
+ * Increasing this number allows for multiple displays to be used.
+ */
+# define ILI9163_NUM_DEVICES 1
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ILI9163 device factories
+
+#ifdef QUANTUM_PAINTER_ILI9163_SPI_ENABLE
+/**
+ * Factory method for an ILI9163 SPI LCD device.
+ *
+ * @param panel_width[in] the width of the display panel
+ * @param panel_height[in] the height of the display panel
+ * @param chip_select_pin[in] the GPIO pin used for SPI chip select
+ * @param dc_pin[in] the GPIO pin used for D/C control
+ * @param reset_pin[in] the GPIO pin used for RST
+ * @param spi_divisor[in] the SPI divisor to use when communicating with the display
+ * @param spi_mode[in] the SPI mode to use when communicating with the display
+ * @return the device handle used with all drawing routines in Quantum Painter
+ */
+painter_device_t qp_ili9163_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode);
+#endif // QUANTUM_PAINTER_ILI9163_SPI_ENABLE
diff --git a/drivers/painter/ili9xxx/qp_ili9341.c b/drivers/painter/ili9xxx/qp_ili9341.c
new file mode 100644
index 0000000000..1f41dcfc0b
--- /dev/null
+++ b/drivers/painter/ili9xxx/qp_ili9341.c
@@ -0,0 +1,128 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_ili9341.h"
+#include "qp_ili9xxx_opcodes.h"
+#include "qp_tft_panel.h"
+
+#ifdef QUANTUM_PAINTER_ILI9341_SPI_ENABLE
+# include <qp_comms_spi.h>
+#endif // QUANTUM_PAINTER_ILI9341_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Common
+
+// Driver storage
+tft_panel_dc_reset_painter_device_t ili9341_drivers[ILI9341_NUM_DEVICES] = {0};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Initialization
+
+bool qp_ili9341_init(painter_device_t device, painter_rotation_t rotation) {
+ // clang-format off
+ const uint8_t ili9341_init_sequence[] = {
+ // Command, Delay, N, Data[N]
+ ILI9XXX_CMD_RESET, 120, 0,
+ ILI9XXX_CMD_SLEEP_OFF, 5, 0,
+ ILI9XXX_POWER_CTL_A, 0, 5, 0x39, 0x2C, 0x00, 0x34, 0x02,
+ ILI9XXX_POWER_CTL_B, 0, 3, 0x00, 0xD9, 0x30,
+ ILI9XXX_POWER_ON_SEQ_CTL, 0, 4, 0x64, 0x03, 0x12, 0x81,
+ ILI9XXX_SET_PUMP_RATIO_CTL, 0, 1, 0x20,
+ ILI9XXX_SET_POWER_CTL_1, 0, 1, 0x26,
+ ILI9XXX_SET_POWER_CTL_2, 0, 1, 0x11,
+ ILI9XXX_SET_VCOM_CTL_1, 0, 2, 0x35, 0x3E,
+ ILI9XXX_SET_VCOM_CTL_2, 0, 1, 0xBE,
+ ILI9XXX_DRV_TIMING_CTL_A, 0, 3, 0x85, 0x10, 0x7A,
+ ILI9XXX_DRV_TIMING_CTL_B, 0, 2, 0x00, 0x00,
+ ILI9XXX_SET_BRIGHTNESS, 0, 1, 0xFF,
+ ILI9XXX_ENABLE_3_GAMMA, 0, 1, 0x00,
+ ILI9XXX_SET_GAMMA, 0, 1, 0x01,
+ ILI9XXX_SET_PGAMMA, 0, 15, 0x0F, 0x29, 0x24, 0x0C, 0x0E, 0x09, 0x4E, 0x78, 0x3C, 0x09, 0x13, 0x05, 0x17, 0x11, 0x00,
+ ILI9XXX_SET_NGAMMA, 0, 15, 0x00, 0x16, 0x1B, 0x04, 0x11, 0x07, 0x31, 0x33, 0x42, 0x05, 0x0C, 0x0A, 0x28, 0x2F, 0x0F,
+ ILI9XXX_SET_PIX_FMT, 0, 1, 0x05,
+ ILI9XXX_SET_FRAME_CTL_NORMAL, 0, 2, 0x00, 0x1B,
+ ILI9XXX_SET_FUNCTION_CTL, 0, 2, 0x0A, 0xA2,
+ ILI9XXX_CMD_PARTIAL_OFF, 0, 0,
+ ILI9XXX_CMD_DISPLAY_ON, 20, 0
+ };
+ // clang-format on
+ qp_comms_bulk_command_sequence(device, ili9341_init_sequence, sizeof(ili9341_init_sequence));
+
+ // Configure the rotation (i.e. the ordering and direction of memory writes in GRAM)
+ const uint8_t madctl[] = {
+ [QP_ROTATION_0] = ILI9XXX_MADCTL_BGR,
+ [QP_ROTATION_90] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MX | ILI9XXX_MADCTL_MV,
+ [QP_ROTATION_180] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MX | ILI9XXX_MADCTL_MY,
+ [QP_ROTATION_270] = ILI9XXX_MADCTL_BGR | ILI9XXX_MADCTL_MV | ILI9XXX_MADCTL_MY,
+ };
+ qp_comms_command_databyte(device, ILI9XXX_SET_MEM_ACS_CTL, madctl[rotation]);
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver vtable
+
+const struct tft_panel_dc_reset_painter_driver_vtable_t ili9341_driver_vtable = {
+ .base =
+ {
+ .init = qp_ili9341_init,
+ .power = qp_tft_panel_power,
+ .clear = qp_tft_panel_clear,
+ .flush = qp_tft_panel_flush,
+ .pixdata = qp_tft_panel_pixdata,
+ .viewport = qp_tft_panel_viewport,
+ .palette_convert = qp_tft_panel_palette_convert,
+ .append_pixels = qp_tft_panel_append_pixels,
+ },
+ .rgb888_to_native16bit = qp_rgb888_to_rgb565_swapped,
+ .num_window_bytes = 2,
+ .swap_window_coords = false,
+ .opcodes =
+ {
+ .display_on = ILI9XXX_CMD_DISPLAY_ON,
+ .display_off = ILI9XXX_CMD_DISPLAY_OFF,
+ .set_column_address = ILI9XXX_SET_COL_ADDR,
+ .set_row_address = ILI9XXX_SET_PAGE_ADDR,
+ .enable_writes = ILI9XXX_SET_MEM,
+ },
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI
+
+#ifdef QUANTUM_PAINTER_ILI9341_SPI_ENABLE
+
+// Factory function for creating a handle to the ILI9341 device
+painter_device_t qp_ili9341_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode) {
+ for (uint32_t i = 0; i < ILI9341_NUM_DEVICES; ++i) {
+ tft_panel_dc_reset_painter_device_t *driver = &ili9341_drivers[i];
+ if (!driver->base.driver_vtable) {
+ driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&ili9341_driver_vtable;
+ driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.native_bits_per_pixel = 16; // RGB565
+ driver->base.panel_width = panel_width;
+ driver->base.panel_height = panel_height;
+ driver->base.rotation = QP_ROTATION_0;
+ driver->base.offset_x = 0;
+ driver->base.offset_y = 0;
+
+ // SPI and other pin configuration
+ driver->base.comms_config = &driver->spi_dc_reset_config;
+ driver->spi_dc_reset_config.spi_config.chip_select_pin = chip_select_pin;
+ driver->spi_dc_reset_config.spi_config.divisor = spi_divisor;
+ driver->spi_dc_reset_config.spi_config.lsb_first = false;
+ driver->spi_dc_reset_config.spi_config.mode = spi_mode;
+ driver->spi_dc_reset_config.dc_pin = dc_pin;
+ driver->spi_dc_reset_config.reset_pin = reset_pin;
+ return (painter_device_t)driver;
+ }
+ }
+ return NULL;
+}
+
+#endif // QUANTUM_PAINTER_ILI9341_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/drivers/painter/ili9xxx/qp_ili9341.h b/drivers/painter/ili9xxx/qp_ili9341.h
new file mode 100644
index 0000000000..28b0152a84
--- /dev/null
+++ b/drivers/painter/ili9xxx/qp_ili9341.h
@@ -0,0 +1,37 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "gpio.h"
+#include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ILI9341 configurables (add to your keyboard's config.h)
+
+#ifndef ILI9341_NUM_DEVICES
+/**
+ * @def This controls the maximum number of ILI9341 devices that Quantum Painter can communicate with at any one time.
+ * Increasing this number allows for multiple displays to be used.
+ */
+# define ILI9341_NUM_DEVICES 1
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ILI9341 device factories
+
+#ifdef QUANTUM_PAINTER_ILI9341_SPI_ENABLE
+/**
+ * Factory method for an ILI9341 SPI LCD device.
+ *
+ * @param panel_width[in] the width of the display panel
+ * @param panel_height[in] the height of the display panel
+ * @param chip_select_pin[in] the GPIO pin used for SPI chip select
+ * @param dc_pin[in] the GPIO pin used for D/C control
+ * @param reset_pin[in] the GPIO pin used for RST
+ * @param spi_divisor[in] the SPI divisor to use when communicating with the display
+ * @param spi_mode[in] the SPI mode to use when communicating with the display
+ * @return the device handle used with all drawing routines in Quantum Painter
+ */
+painter_device_t qp_ili9341_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode);
+#endif // QUANTUM_PAINTER_ILI9341_SPI_ENABLE
diff --git a/drivers/painter/ili9xxx/qp_ili9xxx_opcodes.h b/drivers/painter/ili9xxx/qp_ili9xxx_opcodes.h
new file mode 100644
index 0000000000..1fa395cb89
--- /dev/null
+++ b/drivers/painter/ili9xxx/qp_ili9xxx_opcodes.h
@@ -0,0 +1,100 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ILI9xxx command opcodes
+#define ILI9XXX_CMD_NOP 0x00 // No operation
+#define ILI9XXX_CMD_RESET 0x01 // Software reset
+#define ILI9XXX_GET_ID_INFO 0x04 // Get ID information
+#define ILI9XXX_GET_STATUS 0x09 // Get status
+#define ILI9XXX_GET_PWR_MODE 0x0A // Get power mode
+#define ILI9XXX_GET_MADCTL 0x0B // Get MADCTL
+#define ILI9XXX_GET_PIX_FMT 0x0C // Get pixel format
+#define ILI9XXX_GET_IMG_FMT 0x0D // Get image format
+#define ILI9XXX_GET_SIG_MODE 0x0E // Get signal mode
+#define ILI9XXX_GET_SELF_DIAG 0x0F // Get self-diagnostics
+#define ILI9XXX_CMD_SLEEP_ON 0x10 // Enter sleep mode
+#define ILI9XXX_CMD_SLEEP_OFF 0x11 // Exist sleep mode
+#define ILI9XXX_CMD_PARTIAL_ON 0x12 // Enter partial mode
+#define ILI9XXX_CMD_PARTIAL_OFF 0x13 // Exit partial mode
+#define ILI9XXX_CMD_INVERT_ON 0x20 // Enter inverted mode
+#define ILI9XXX_CMD_INVERT_OFF 0x21 // Exit inverted mode
+#define ILI9XXX_SET_GAMMA 0x26 // Set gamma params
+#define ILI9XXX_CMD_DISPLAY_OFF 0x28 // Disable display
+#define ILI9XXX_CMD_DISPLAY_ON 0x29 // Enable display
+#define ILI9XXX_SET_COL_ADDR 0x2A // Set column address
+#define ILI9XXX_SET_PAGE_ADDR 0x2B // Set page address
+#define ILI9XXX_SET_MEM 0x2C // Set memory
+#define ILI9XXX_SET_COLOR 0x2D // Set color
+#define ILI9XXX_GET_MEM 0x2E // Get memory
+#define ILI9XXX_SET_PARTIAL_AREA 0x30 // Set partial area
+#define ILI9XXX_SET_VSCROLL 0x33 // Set vertical scroll def
+#define ILI9XXX_CMD_TEARING_ON 0x34 // Tearing line enabled
+#define ILI9XXX_CMD_TEARING_OFF 0x35 // Tearing line disabled
+#define ILI9XXX_SET_MEM_ACS_CTL 0x36 // Set mem access ctl
+#define ILI9XXX_SET_VSCROLL_ADDR 0x37 // Set vscroll start addr
+#define ILI9XXX_CMD_IDLE_OFF 0x38 // Exit idle mode
+#define ILI9XXX_CMD_IDLE_ON 0x39 // Enter idle mode
+#define ILI9XXX_SET_PIX_FMT 0x3A // Set pixel format
+#define ILI9XXX_SET_MEM_CONT 0x3C // Set memory continue
+#define ILI9XXX_GET_MEM_CONT 0x3E // Get memory continue
+#define ILI9XXX_SET_TEAR_SCANLINE 0x44 // Set tearing scanline
+#define ILI9XXX_GET_TEAR_SCANLINE 0x45 // Get tearing scanline
+#define ILI9XXX_SET_BRIGHTNESS 0x51 // Set brightness
+#define ILI9XXX_GET_BRIGHTNESS 0x52 // Get brightness
+#define ILI9XXX_SET_DISPLAY_CTL 0x53 // Set display ctl
+#define ILI9XXX_GET_DISPLAY_CTL 0x54 // Get display ctl
+#define ILI9XXX_SET_CABC 0x55 // Set CABC
+#define ILI9XXX_GET_CABC 0x56 // Get CABC
+#define ILI9XXX_SET_CABC_MIN 0x5E // Set CABC min
+#define ILI9XXX_GET_CABC_MIN 0x5F // Set CABC max
+#define ILI9XXX_GET_ID1 0xDA // Get ID1
+#define ILI9XXX_GET_ID2 0xDB // Get ID2
+#define ILI9XXX_GET_ID3 0xDC // Get ID3
+#define ILI9XXX_SET_RGB_IF_SIG_CTL 0xB0 // RGB IF signal ctl
+#define ILI9XXX_SET_FRAME_CTL_NORMAL 0xB1 // Set frame ctl (normal)
+#define ILI9XXX_SET_FRAME_CTL_IDLE 0xB2 // Set frame ctl (idle)
+#define ILI9XXX_SET_FRAME_CTL_PARTIAL 0xB3 // Set frame ctl (partial)
+#define ILI9XXX_SET_INVERSION_CTL 0xB4 // Set inversion ctl
+#define ILI9XXX_SET_BLANKING_PORCH_CTL 0xB5 // Set blanking porch ctl
+#define ILI9XXX_SET_FUNCTION_CTL 0xB6 // Set function ctl
+#define ILI9XXX_SET_ENTRY_MODE 0xB7 // Set entry mode
+#define ILI9XXX_SET_LIGHT_CTL_1 0xB8 // Set backlight ctl 1
+#define ILI9XXX_SET_LIGHT_CTL_2 0xB9 // Set backlight ctl 2
+#define ILI9XXX_SET_LIGHT_CTL_3 0xBA // Set backlight ctl 3
+#define ILI9XXX_SET_LIGHT_CTL_4 0xBB // Set backlight ctl 4
+#define ILI9XXX_SET_LIGHT_CTL_5 0xBC // Set backlight ctl 5
+#define ILI9XXX_SET_LIGHT_CTL_7 0xBE // Set backlight ctl 7
+#define ILI9XXX_SET_LIGHT_CTL_8 0xBF // Set backlight ctl 8
+#define ILI9XXX_SET_POWER_CTL_1 0xC0 // Set power ctl 1
+#define ILI9XXX_SET_POWER_CTL_2 0xC1 // Set power ctl 2
+#define ILI9XXX_SET_VCOM_CTL_1 0xC5 // Set VCOM ctl 1
+#define ILI9XXX_SET_VCOM_CTL_2 0xC7 // Set VCOM ctl 2
+#define ILI9XXX_POWER_CTL_A 0xCB // Set power control A
+#define ILI9XXX_POWER_CTL_B 0xCF // Set power control B
+#define ILI9XXX_DRV_TIMING_CTL_A 0xE8 // Set driver timing control A
+#define ILI9XXX_DRV_TIMING_CTL_B 0xEA // Set driver timing control B
+#define ILI9XXX_POWER_ON_SEQ_CTL 0xED // Set Power on sequence control
+#define ILI9XXX_SET_NVMEM 0xD0 // Set NVMEM data
+#define ILI9XXX_GET_NVMEM_KEY 0xD1 // Get NVMEM protect key
+#define ILI9XXX_GET_NVMEM_STATUS 0xD2 // Get NVMEM status
+#define ILI9XXX_GET_ID4 0xD3 // Get ID4
+#define ILI9XXX_SET_PGAMMA 0xE0 // Set positive gamma
+#define ILI9XXX_SET_NGAMMA 0xE1 // Set negative gamma
+#define ILI9XXX_SET_DGAMMA_CTL_1 0xE2 // Set digital gamma ctl 1
+#define ILI9XXX_SET_DGAMMA_CTL_2 0xE3 // Set digital gamma ctl 2
+#define ILI9XXX_ENABLE_3_GAMMA 0xF2 // Enable 3 gamma
+#define ILI9XXX_SET_IF_CTL 0xF6 // Set interface control
+#define ILI9XXX_SET_PUMP_RATIO_CTL 0xF7 // Set pump ratio control
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// MADCTL Flags
+#define ILI9XXX_MADCTL_MY 0b10000000
+#define ILI9XXX_MADCTL_MX 0b01000000
+#define ILI9XXX_MADCTL_MV 0b00100000
+#define ILI9XXX_MADCTL_ML 0b00010000
+#define ILI9XXX_MADCTL_RGB 0b00000000
+#define ILI9XXX_MADCTL_BGR 0b00001000
+#define ILI9XXX_MADCTL_MH 0b00000100
diff --git a/drivers/painter/ssd1351/qp_ssd1351.c b/drivers/painter/ssd1351/qp_ssd1351.c
new file mode 100644
index 0000000000..970e7e67f3
--- /dev/null
+++ b/drivers/painter/ssd1351/qp_ssd1351.c
@@ -0,0 +1,125 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_ssd1351.h"
+#include "qp_ssd1351_opcodes.h"
+#include "qp_tft_panel.h"
+
+#ifdef QUANTUM_PAINTER_SSD1351_SPI_ENABLE
+# include "qp_comms_spi.h"
+#endif // QUANTUM_PAINTER_SSD1351_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Common
+
+// Driver storage
+tft_panel_dc_reset_painter_device_t ssd1351_drivers[SSD1351_NUM_DEVICES] = {0};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Initialization
+
+bool qp_ssd1351_init(painter_device_t device, painter_rotation_t rotation) {
+ tft_panel_dc_reset_painter_device_t *driver = (tft_panel_dc_reset_painter_device_t *)device;
+
+ // clang-format off
+ const uint8_t ssd1351_init_sequence[] = {
+ // Command, Delay, N, Data[N]
+ SSD1351_COMMANDLOCK, 5, 1, 0x12,
+ SSD1351_COMMANDLOCK, 5, 1, 0xB1,
+ SSD1351_DISPLAYOFF, 5, 0,
+ SSD1351_CLOCKDIV, 5, 1, 0xF1,
+ SSD1351_MUXRATIO, 5, 1, 0x7F,
+ SSD1351_DISPLAYOFFSET, 5, 1, 0x00,
+ SSD1351_SETGPIO, 5, 1, 0x00,
+ SSD1351_FUNCTIONSELECT, 5, 1, 0x01,
+ SSD1351_PRECHARGE, 5, 1, 0x32,
+ SSD1351_VCOMH, 5, 1, 0x05,
+ SSD1351_NORMALDISPLAY, 5, 0,
+ SSD1351_CONTRASTABC, 5, 3, 0xC8, 0x80, 0xC8,
+ SSD1351_CONTRASTMASTER, 5, 1, 0x0F,
+ SSD1351_SETVSL, 5, 3, 0xA0, 0xB5, 0x55,
+ SSD1351_PRECHARGE2, 5, 1, 0x01,
+ SSD1351_DISPLAYON, 5, 0,
+ };
+ // clang-format on
+ qp_comms_bulk_command_sequence(device, ssd1351_init_sequence, sizeof(ssd1351_init_sequence));
+
+ // Configure the rotation (i.e. the ordering and direction of memory writes in GRAM)
+ const uint8_t madctl[] = {
+ [QP_ROTATION_0] = SSD1351_MADCTL_BGR | SSD1351_MADCTL_MY,
+ [QP_ROTATION_90] = SSD1351_MADCTL_BGR | SSD1351_MADCTL_MX | SSD1351_MADCTL_MY | SSD1351_MADCTL_MV,
+ [QP_ROTATION_180] = SSD1351_MADCTL_BGR | SSD1351_MADCTL_MX,
+ [QP_ROTATION_270] = SSD1351_MADCTL_BGR | SSD1351_MADCTL_MV,
+ };
+ qp_comms_command_databyte(device, SSD1351_SETREMAP, madctl[rotation]);
+ qp_comms_command_databyte(device, SSD1351_STARTLINE, (rotation == QP_ROTATION_0 || rotation == QP_ROTATION_90) ? driver->base.panel_height : 0);
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver vtable
+
+const struct tft_panel_dc_reset_painter_driver_vtable_t ssd1351_driver_vtable = {
+ .base =
+ {
+ .init = qp_ssd1351_init,
+ .power = qp_tft_panel_power,
+ .clear = qp_tft_panel_clear,
+ .flush = qp_tft_panel_flush,
+ .pixdata = qp_tft_panel_pixdata,
+ .viewport = qp_tft_panel_viewport,
+ .palette_convert = qp_tft_panel_palette_convert,
+ .append_pixels = qp_tft_panel_append_pixels,
+ },
+ .rgb888_to_native16bit = qp_rgb888_to_rgb565_swapped,
+ .num_window_bytes = 1,
+ .swap_window_coords = true,
+ .opcodes =
+ {
+ .display_on = SSD1351_DISPLAYON,
+ .display_off = SSD1351_DISPLAYOFF,
+ .set_column_address = SSD1351_SETCOLUMN,
+ .set_row_address = SSD1351_SETROW,
+ .enable_writes = SSD1351_WRITERAM,
+ },
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI
+
+#ifdef QUANTUM_PAINTER_SSD1351_SPI_ENABLE
+
+// Factory function for creating a handle to the SSD1351 device
+painter_device_t qp_ssd1351_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode) {
+ for (uint32_t i = 0; i < SSD1351_NUM_DEVICES; ++i) {
+ tft_panel_dc_reset_painter_device_t *driver = &ssd1351_drivers[i];
+ if (!driver->base.driver_vtable) {
+ driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&ssd1351_driver_vtable;
+ driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.panel_width = panel_width;
+ driver->base.panel_height = panel_height;
+ driver->base.rotation = QP_ROTATION_0;
+ driver->base.offset_x = 0;
+ driver->base.offset_y = 0;
+ driver->base.native_bits_per_pixel = 16; // RGB565
+
+ // SPI and other pin configuration
+ driver->base.comms_config = &driver->spi_dc_reset_config;
+ driver->spi_dc_reset_config.spi_config.chip_select_pin = chip_select_pin;
+ driver->spi_dc_reset_config.spi_config.divisor = spi_divisor;
+ driver->spi_dc_reset_config.spi_config.lsb_first = false;
+ driver->spi_dc_reset_config.spi_config.mode = spi_mode;
+ driver->spi_dc_reset_config.dc_pin = dc_pin;
+ driver->spi_dc_reset_config.reset_pin = reset_pin;
+ return (painter_device_t)driver;
+ }
+ }
+ return NULL;
+}
+
+#endif // QUANTUM_PAINTER_SSD1351_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/drivers/painter/ssd1351/qp_ssd1351.h b/drivers/painter/ssd1351/qp_ssd1351.h
new file mode 100644
index 0000000000..0df34f204d
--- /dev/null
+++ b/drivers/painter/ssd1351/qp_ssd1351.h
@@ -0,0 +1,37 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "gpio.h"
+#include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter SSD1351 configurables (add to your keyboard's config.h)
+
+#ifndef SSD1351_NUM_DEVICES
+/**
+ * @def This controls the maximum number of SSD1351 devices that Quantum Painter can communicate with at any one time.
+ * Increasing this number allows for multiple displays to be used.
+ */
+# define SSD1351_NUM_DEVICES 1
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter SSD1351 device factories
+
+#ifdef QUANTUM_PAINTER_SSD1351_SPI_ENABLE
+/**
+ * Factory method for an SSD1351 SPI OLED device.
+ *
+ * @param panel_width[in] the width of the display panel
+ * @param panel_height[in] the height of the display panel
+ * @param chip_select_pin[in] the GPIO pin used for SPI chip select
+ * @param dc_pin[in] the GPIO pin used for D/C control
+ * @param reset_pin[in] the GPIO pin used for RST
+ * @param spi_divisor[in] the SPI divisor to use when communicating with the display
+ * @param spi_mode[in] the SPI mode to use when communicating with the display
+ * @return the device handle used with all drawing routines in Quantum Painter
+ */
+painter_device_t qp_ssd1351_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode);
+#endif // QUANTUM_PAINTER_SSD1351_SPI_ENABLE
diff --git a/drivers/painter/ssd1351/qp_ssd1351_opcodes.h b/drivers/painter/ssd1351/qp_ssd1351_opcodes.h
new file mode 100644
index 0000000000..48ed2a3a7c
--- /dev/null
+++ b/drivers/painter/ssd1351/qp_ssd1351_opcodes.h
@@ -0,0 +1,48 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter SSD1351 command opcodes
+
+// System function commands
+#define SSD1351_SETCOLUMN 0x15
+#define SSD1351_SETROW 0x75
+#define SSD1351_WRITERAM 0x5C
+#define SSD1351_READRAM 0x5D
+#define SSD1351_SETREMAP 0xA0
+#define SSD1351_STARTLINE 0xA1
+#define SSD1351_DISPLAYOFFSET 0xA2
+#define SSD1351_DISPLAYALLOFF 0xA4
+#define SSD1351_DISPLAYALLON 0xA5
+#define SSD1351_NORMALDISPLAY 0xA6
+#define SSD1351_INVERTDISPLAY 0xA7
+#define SSD1351_FUNCTIONSELECT 0xAB
+#define SSD1351_DISPLAYOFF 0xAE
+#define SSD1351_DISPLAYON 0xAF
+#define SSD1351_PRECHARGE 0xB1
+#define SSD1351_DISPLAYENHANCE 0xB2
+#define SSD1351_CLOCKDIV 0xB3
+#define SSD1351_SETVSL 0xB4
+#define SSD1351_SETGPIO 0xB5
+#define SSD1351_PRECHARGE2 0xB6
+#define SSD1351_SETGRAY 0xB8
+#define SSD1351_USELUT 0xB9
+#define SSD1351_PRECHARGELEVEL 0xBB
+#define SSD1351_VCOMH 0xBE
+#define SSD1351_CONTRASTABC 0xC1
+#define SSD1351_CONTRASTMASTER 0xC7
+#define SSD1351_MUXRATIO 0xCA
+#define SSD1351_COMMANDLOCK 0xFD
+#define SSD1351_HORIZSCROLL 0x96
+#define SSD1351_STOPSCROLL 0x9E
+#define SSD1351_STARTSCROLL 0x9F
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SETREMAP (MADCTL) Flags
+#define SSD1351_MADCTL_MY 0b00010000
+#define SSD1351_MADCTL_MX 0b00000010
+#define SSD1351_MADCTL_MV 0b00000001
+#define SSD1351_MADCTL_RGB 0b01100000
+#define SSD1351_MADCTL_BGR 0b01100100
diff --git a/drivers/painter/st77xx/qp_st7789.c b/drivers/painter/st77xx/qp_st7789.c
new file mode 100644
index 0000000000..d005ece050
--- /dev/null
+++ b/drivers/painter/st77xx/qp_st7789.c
@@ -0,0 +1,144 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_st7789.h"
+#include "qp_st77xx_opcodes.h"
+#include "qp_st7789_opcodes.h"
+#include "qp_tft_panel.h"
+
+#ifdef QUANTUM_PAINTER_ST7789_SPI_ENABLE
+# include "qp_comms_spi.h"
+#endif // QUANTUM_PAINTER_ST7789_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Common
+
+// Driver storage
+tft_panel_dc_reset_painter_device_t st7789_drivers[ST7789_NUM_DEVICES] = {0};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Automatic viewport offsets
+
+#ifndef ST7789_NO_AUTOMATIC_OFFSETS
+static inline void st7789_automatic_viewport_offsets(painter_device_t device, painter_rotation_t rotation) {
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+
+ // clang-format off
+ const struct {
+ uint16_t offset_x;
+ uint16_t offset_y;
+ } rotation_offsets_240x240[] = {
+ [QP_ROTATION_0] = { .offset_x = 0, .offset_y = 0 },
+ [QP_ROTATION_90] = { .offset_x = 0, .offset_y = 0 },
+ [QP_ROTATION_180] = { .offset_x = 0, .offset_y = 80 },
+ [QP_ROTATION_270] = { .offset_x = 80, .offset_y = 0 },
+ };
+ // clang-format on
+
+ if (driver->panel_width == 240 && driver->panel_height == 240) {
+ driver->offset_x = rotation_offsets_240x240[rotation].offset_x;
+ driver->offset_y = rotation_offsets_240x240[rotation].offset_y;
+ }
+}
+#endif // ST7789_NO_AUTOMATIC_OFFSETS
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Initialization
+
+bool qp_st7789_init(painter_device_t device, painter_rotation_t rotation) {
+ // clang-format off
+ const uint8_t st7789_init_sequence[] = {
+ // Command, Delay, N, Data[N]
+ ST77XX_CMD_RESET, 120, 0,
+ ST77XX_CMD_SLEEP_OFF, 5, 0,
+ ST77XX_SET_PIX_FMT, 0, 1, 0x55,
+ ST77XX_CMD_INVERT_ON, 0, 0,
+ ST77XX_CMD_NORMAL_ON, 0, 0,
+ ST77XX_CMD_DISPLAY_ON, 20, 0
+ };
+ // clang-format on
+ qp_comms_bulk_command_sequence(device, st7789_init_sequence, sizeof(st7789_init_sequence));
+
+ // Configure the rotation (i.e. the ordering and direction of memory writes in GRAM)
+ const uint8_t madctl[] = {
+ [QP_ROTATION_0] = ST77XX_MADCTL_RGB,
+ [QP_ROTATION_90] = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MX | ST77XX_MADCTL_MV,
+ [QP_ROTATION_180] = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MX | ST77XX_MADCTL_MY,
+ [QP_ROTATION_270] = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MV | ST77XX_MADCTL_MY,
+ };
+ qp_comms_command_databyte(device, ST77XX_SET_MADCTL, madctl[rotation]);
+
+#ifndef ST7789_NO_AUTOMATIC_VIEWPORT_OFFSETS
+ st7789_automatic_viewport_offsets(device, rotation);
+#endif // ST7789_NO_AUTOMATIC_VIEWPORT_OFFSETS
+
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Driver vtable
+
+const struct tft_panel_dc_reset_painter_driver_vtable_t st7789_driver_vtable = {
+ .base =
+ {
+ .init = qp_st7789_init,
+ .power = qp_tft_panel_power,
+ .clear = qp_tft_panel_clear,
+ .flush = qp_tft_panel_flush,
+ .pixdata = qp_tft_panel_pixdata,
+ .viewport = qp_tft_panel_viewport,
+ .palette_convert = qp_tft_panel_palette_convert,
+ .append_pixels = qp_tft_panel_append_pixels,
+ },
+ .rgb888_to_native16bit = qp_rgb888_to_rgb565_swapped,
+ .num_window_bytes = 2,
+ .swap_window_coords = false,
+ .opcodes =
+ {
+ .display_on = ST77XX_CMD_DISPLAY_ON,
+ .display_off = ST77XX_CMD_DISPLAY_OFF,
+ .set_column_address = ST77XX_SET_COL_ADDR,
+ .set_row_address = ST77XX_SET_ROW_ADDR,
+ .enable_writes = ST77XX_SET_MEM,
+ },
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// SPI
+
+#ifdef QUANTUM_PAINTER_ST7789_SPI_ENABLE
+
+// Factory function for creating a handle to the ST7789 device
+painter_device_t qp_st7789_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode) {
+ for (uint32_t i = 0; i < ST7789_NUM_DEVICES; ++i) {
+ tft_panel_dc_reset_painter_device_t *driver = &st7789_drivers[i];
+ if (!driver->base.driver_vtable) {
+ driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&st7789_driver_vtable;
+ driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.panel_width = panel_width;
+ driver->base.panel_height = panel_height;
+ driver->base.rotation = QP_ROTATION_0;
+ driver->base.offset_x = 0;
+ driver->base.offset_y = 0;
+ driver->base.native_bits_per_pixel = 16; // RGB565
+
+ // SPI and other pin configuration
+ driver->base.comms_config = &driver->spi_dc_reset_config;
+ driver->spi_dc_reset_config.spi_config.chip_select_pin = chip_select_pin;
+ driver->spi_dc_reset_config.spi_config.divisor = spi_divisor;
+ driver->spi_dc_reset_config.spi_config.lsb_first = false;
+ driver->spi_dc_reset_config.spi_config.mode = spi_mode;
+ driver->spi_dc_reset_config.dc_pin = dc_pin;
+ driver->spi_dc_reset_config.reset_pin = reset_pin;
+ return (painter_device_t)driver;
+ }
+ }
+ return NULL;
+}
+
+#endif // QUANTUM_PAINTER_ST7789_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/drivers/painter/st77xx/qp_st7789.h b/drivers/painter/st77xx/qp_st7789.h
new file mode 100644
index 0000000000..ec61f5d70b
--- /dev/null
+++ b/drivers/painter/st77xx/qp_st7789.h
@@ -0,0 +1,44 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "gpio.h"
+#include "qp_internal.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ST7789 configurables (add to your keyboard's config.h)
+
+#ifndef ST7789_NUM_DEVICES
+/**
+ * @def This controls the maximum number of ST7789 devices that Quantum Painter can communicate with at any one time.
+ * Increasing this number allows for multiple displays to be used.
+ */
+# define ST7789_NUM_DEVICES 1
+#endif
+
+// Additional configuration options to be copied to your keyboard's config.h (don't change here):
+
+// If you know exactly which offsets should be used on your panel with respect to selected rotation, then this config
+// option allows you to save some flash space -- you'll need to invoke qp_set_viewport_offsets() instead from your keyboard.
+// #define ST7789_NO_AUTOMATIC_VIEWPORT_OFFSETS
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ST7789 device factories
+
+#ifdef QUANTUM_PAINTER_ST7789_SPI_ENABLE
+/**
+ * Factory method for an ST7789 SPI LCD device.
+ *
+ * @param panel_width[in] the width of the display panel
+ * @param panel_height[in] the height of the display panel
+ * @param chip_select_pin[in] the GPIO pin used for SPI chip select
+ * @param dc_pin[in] the GPIO pin used for D/C control
+ * @param reset_pin[in] the GPIO pin used for RST
+ * @param spi_divisor[in] the SPI divisor to use when communicating with the display
+ * @param spi_mode[in] the SPI mode to use when communicating with the display
+ * @return the device handle used with all drawing routines in Quantum Painter
+ */
+painter_device_t qp_st7789_make_spi_device(uint16_t panel_width, uint16_t panel_height, pin_t chip_select_pin, pin_t dc_pin, pin_t reset_pin, uint16_t spi_divisor, int spi_mode);
+#endif // QUANTUM_PAINTER_ST7789_SPI_ENABLE
diff --git a/drivers/painter/st77xx/qp_st7789_opcodes.h b/drivers/painter/st77xx/qp_st7789_opcodes.h
new file mode 100644
index 0000000000..b5baba7184
--- /dev/null
+++ b/drivers/painter/st77xx/qp_st7789_opcodes.h
@@ -0,0 +1,64 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ST7789 additional command opcodes
+
+// System function commands
+#define ST7789_GET_SELF_DIAG 0x0F // Get self-diagnostic result
+#define ST7789_SET_VERT_SCRL 0x33 // Set vertical scroll definition
+#define ST7789_SET_VERT_SCRL_ADDR 0x37 // SEt Vertical scroll start address
+#define ST7789_SET_MEM_CONT 0x3C // Memory Write continue
+#define ST7789_GET_MEM_CONT 0x3E // Memory Read continue
+#define ST7789_SET_TEAR_LINE 0x44 // Set tear scanline
+#define ST7789_GET_TEAR_LINE 0x45 // Get tear scanline
+#define ST7789_SET_BRIGHTNESS 0x51 // Set display brightness
+#define ST7789_GET_BRIGHTNESS 0x52 // Get display brightness
+#define ST7789_SET_CTRL 0x53 // Set CTRL display
+#define ST7789_GET_CTRL 0x54 // Get CTRL display value
+#define ST7789_SET_CAB_COLOR 0x55 // Set content adaptive brightness control and color enhancement
+#define ST7789_GET_CAB_COLOR 0x56 // Get content adaptive brightness control and color enhancement
+#define ST7789_SET_CAB_BRIGHTNESS 0x5E // Set content adaptive minimum brightness
+#define ST7789_GET_CAB_BRIGHTNESS 0x5F // Get content adaptive minimum brightness
+#define ST7789_GET_ABC_SELF_DIAG 0x68 // Get Auto brightness control self diagnostics
+
+// Panel Function Commands
+#define ST7789_SET_RAM_CTL 0xB0 // Set RAM control
+#define ST7789_SET_RGB_CTL 0xB1 // Set RGB control
+#define ST7789_SET_PORCH_CTL 0xB2 // Set Porch control
+#define ST7789_SET_FRAME_RATE_CTL_1 0xB3 // Set frame rate control 1
+#define ST7789_SET_PARTIAL_CTL 0xB5 // Set Partial control
+#define ST7789_SET_GATE_CTL 0xB7 // Set gate control
+#define ST7789_SET_GATE_ON_TIMING 0xB8 // Set gate on timing adjustment
+#define ST7789_SET_DIGITAL_GAMMA_ON 0xBA // Enable digital gamma
+#define ST7789_SET_VCOM 0xBB // Set VCOM
+#define ST7789_SET_POWER_SAVE 0xBC // Set power saving mode
+#define ST7789_SET_DISP_OFF_POWER 0xBD // Set display off power saving
+#define ST7789_SET_LCM_CTL 0xC0 // Set LCM control
+#define ST7789_SET_IDS 0xC1 // Set IDs
+#define ST7789_SET_VDV_VRH_ON 0xC2 // Set VDV and VRH command enable
+#define ST7789_SET_VRH 0xC3 // Set VRH
+#define ST7789_SET_VDV 0xC4 // Set VDV
+#define ST7789_SET_VCOM_OFFSET 0xC5 // Set VCOM offset ctl
+#define ST7789_SET_FRAME_RATE_CTL_2 0xC6 // Set frame rate control 2
+#define ST7789_SET_CABC_CTL 0xC7 // Set CABC Control
+#define ST7789_GET_REG_1 0xC8 // Get register value selection1
+#define ST7789_GET_REG_2 0xCA // Get register value selection2
+#define ST7789_SET_PWM_FREQ 0xCC // Set PWM frequency
+#define ST7789_SET_POWER_CTL_1 0xD0 // Set power ctl 1
+#define ST7789_SET_VAP_VAN_ON 0xD2 // Enable VAP/VAN signal output
+#define ST7789_SET_CMD2_ENABLE 0xDF // Enable command 2
+#define ST7789_SET_PGAMMA 0xE0 // Set positive gamma
+#define ST7789_SET_NGAMMA 0xE1 // Set negative gamma
+#define ST7789_SET_DIGITAL_GAMMA_RED 0xE2 // Set digital gamma lookup table for red
+#define ST7789_SET_DIGITAL_GAMMA_BLUE 0xE3 // Get digital gamma lookup table for blue
+#define ST7789_SET_GATE_CTL_2 0xE4 // Set gate control 2
+#define ST7789_SET_SPI2_ENABLE 0xE7 // Enable SPI2
+#define ST7789_SET_POWER_CTL_2 0xE8 // Set power ctl 2
+#define ST7789_SET_EQ_TIME_CTL 0xE9 // Set equalize time control
+#define ST7789_SET_PROG_CTL 0xEC // Set program control
+#define ST7789_SET_PROG_MODE_ENABLE 0xFA // Set program mode enable
+#define ST7789_SET_NVMEM 0xFC // Set NVMEM data
+#define ST7789_SET_PROG_ACTION 0xFE // Set program action
diff --git a/drivers/painter/st77xx/qp_st77xx_opcodes.h b/drivers/painter/st77xx/qp_st77xx_opcodes.h
new file mode 100644
index 0000000000..131378d832
--- /dev/null
+++ b/drivers/painter/st77xx/qp_st77xx_opcodes.h
@@ -0,0 +1,51 @@
+// Copyright 2021 Paul Cotter (@gr1mr3aver)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter ST77XX command opcodes
+
+// System function commands
+#define ST77XX_CMD_NOP 0x00 // No operation
+#define ST77XX_CMD_RESET 0x01 // Software reset
+#define ST77XX_GET_ID_INFO 0x04 // Get ID information
+#define ST77XX_GET_STATUS 0x09 // Get status
+#define ST77XX_GET_PWR_MODE 0x0A // Get power mode
+#define ST77XX_GET_MADCTL 0x0B // Get mem access ctl
+#define ST77XX_GET_PIX_FMT 0x0C // Get pixel format
+#define ST77XX_GET_IMG_FMT 0x0D // Get image format
+#define ST77XX_GET_SIG_MODE 0x0E // Get signal mode
+#define ST77XX_CMD_SLEEP_ON 0x10 // Enter sleep mode
+#define ST77XX_CMD_SLEEP_OFF 0x11 // Exist sleep mode
+#define ST77XX_CMD_PARTIAL_ON 0x12 // Enter partial mode
+#define ST77XX_CMD_NORMAL_ON 0x13 // Exit partial mode
+#define ST77XX_CMD_INVERT_OFF 0x20 // Exit inverted mode
+#define ST77XX_CMD_INVERT_ON 0x21 // Enter inverted mode
+#define ST77XX_SET_GAMMA 0x26 // Set gamma params
+#define ST77XX_CMD_DISPLAY_OFF 0x28 // Disable display
+#define ST77XX_CMD_DISPLAY_ON 0x29 // Enable display
+#define ST77XX_SET_COL_ADDR 0x2A // Set column address
+#define ST77XX_SET_ROW_ADDR 0x2B // Set page (row) address
+#define ST77XX_SET_MEM 0x2C // Set memory
+#define ST77XX_GET_MEM 0x2E // Get memory
+#define ST77XX_SET_PARTIAL_AREA 0x30 // Set partial area
+#define ST77XX_CMD_TEARING_OFF 0x34 // Tearing line disabled
+#define ST77XX_CMD_TEARING_ON 0x35 // Tearing line enabled
+#define ST77XX_SET_MADCTL 0x36 // Set mem access ctl
+#define ST77XX_CMD_IDLE_OFF 0x38 // Exit idle mode
+#define ST77XX_CMD_IDLE_ON 0x39 // Enter idle mode
+#define ST77XX_SET_PIX_FMT 0x3A // Set pixel format
+#define ST77XX_GET_ID1 0xDA // Get ID1
+#define ST77XX_GET_ID2 0xDB // Get ID2
+#define ST77XX_GET_ID3 0xDC // Get ID3
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// MADCTL Flags
+#define ST77XX_MADCTL_MY 0b10000000
+#define ST77XX_MADCTL_MX 0b01000000
+#define ST77XX_MADCTL_MV 0b00100000
+#define ST77XX_MADCTL_ML 0b00010000
+#define ST77XX_MADCTL_RGB 0b00000000
+#define ST77XX_MADCTL_BGR 0b00001000
+#define ST77XX_MADCTL_MH 0b00000100
diff --git a/drivers/painter/tft_panel/qp_tft_panel.c b/drivers/painter/tft_panel/qp_tft_panel.c
new file mode 100644
index 0000000000..4d636c9509
--- /dev/null
+++ b/drivers/painter/tft_panel/qp_tft_panel.c
@@ -0,0 +1,130 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "color.h"
+#include "qp_internal.h"
+#include "qp_comms.h"
+#include "qp_draw.h"
+#include "qp_tft_panel.h"
+
+#define BYTE_SWAP(x) (((((uint16_t)(x)) >> 8) & 0x00FF) | ((((uint16_t)(x)) << 8) & 0xFF00))
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Native pixel format conversion
+
+uint16_t qp_rgb888_to_rgb565(uint8_t r, uint8_t g, uint8_t b) {
+ uint16_t rgb565 = (((uint16_t)r) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)b) >> 3);
+ return rgb565;
+}
+
+uint16_t qp_rgb888_to_rgb565_swapped(uint8_t r, uint8_t g, uint8_t b) {
+ uint16_t rgb565 = (((uint16_t)r) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)b) >> 3);
+ return BYTE_SWAP(rgb565);
+}
+
+uint16_t qp_rgb888_to_bgr565(uint8_t r, uint8_t g, uint8_t b) {
+ uint16_t bgr565 = (((uint16_t)b) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)r) >> 3);
+ return bgr565;
+}
+
+uint16_t qp_rgb888_to_bgr565_swapped(uint8_t r, uint8_t g, uint8_t b) {
+ uint16_t bgr565 = (((uint16_t)b) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)r) >> 3);
+ return BYTE_SWAP(bgr565);
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Quantum Painter API implementations
+
+// Power control
+bool qp_tft_panel_power(painter_device_t device, bool power_on) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct tft_panel_dc_reset_painter_driver_vtable_t *vtable = (struct tft_panel_dc_reset_painter_driver_vtable_t *)driver->driver_vtable;
+ qp_comms_command(device, power_on ? vtable->opcodes.display_on : vtable->opcodes.display_off);
+ return true;
+}
+
+// Screen clear
+bool qp_tft_panel_clear(painter_device_t device) {
+ struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ driver->driver_vtable->init(device, driver->rotation); // Re-init the LCD
+ return true;
+}
+
+// Screen flush
+bool qp_tft_panel_flush(painter_device_t device) {
+ // No-op, as there's no framebuffer in RAM for this device.
+ return true;
+}
+
+// Viewport to draw to
+bool qp_tft_panel_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct tft_panel_dc_reset_painter_driver_vtable_t *vtable = (struct tft_panel_dc_reset_painter_driver_vtable_t *)driver->driver_vtable;
+
+ // Fix up the drawing location if required
+ left += driver->offset_x;
+ right += driver->offset_x;
+ top += driver->offset_y;
+ bottom += driver->offset_y;
+
+ // Check if we need to manually swap the window coordinates based on whether or not we're in a sideways rotation
+ if (vtable->swap_window_coords && (driver->rotation == QP_ROTATION_90 || driver->rotation == QP_ROTATION_270)) {
+ uint16_t temp;
+
+ temp = left;
+ left = top;
+ top = temp;
+
+ temp = right;
+ right = bottom;
+ bottom = temp;
+ }
+
+ if (vtable->num_window_bytes == 1) {
+ // Set up the x-window
+ uint8_t xbuf[2] = {left & 0xFF, right & 0xFF};
+ qp_comms_command_databuf(device, vtable->opcodes.set_column_address, xbuf, sizeof(xbuf));
+
+ // Set up the y-window
+ uint8_t ybuf[2] = {top & 0xFF, bottom & 0xFF};
+ qp_comms_command_databuf(device, vtable->opcodes.set_row_address, ybuf, sizeof(ybuf));
+ } else if (vtable->num_window_bytes == 2) {
+ // Set up the x-window
+ uint8_t xbuf[4] = {left >> 8, left & 0xFF, right >> 8, right & 0xFF};
+ qp_comms_command_databuf(device, vtable->opcodes.set_column_address, xbuf, sizeof(xbuf));
+
+ // Set up the y-window
+ uint8_t ybuf[4] = {top >> 8, top & 0xFF, bottom >> 8, bottom & 0xFF};
+ qp_comms_command_databuf(device, vtable->opcodes.set_row_address, ybuf, sizeof(ybuf));
+ }
+
+ // Lock in the window
+ qp_comms_command(device, vtable->opcodes.enable_writes);
+ return true;
+}
+
+// Stream pixel data to the current write position in GRAM
+bool qp_tft_panel_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count) {
+ qp_comms_send(device, pixel_data, native_pixel_count * sizeof(uint16_t));
+ return true;
+}
+
+// Convert supplied palette entries into their native equivalents
+bool qp_tft_panel_palette_convert(painter_device_t device, int16_t palette_size, qp_pixel_t *palette) {
+ struct painter_driver_t * driver = (struct painter_driver_t *)device;
+ struct tft_panel_dc_reset_painter_driver_vtable_t *vtable = (struct tft_panel_dc_reset_painter_driver_vtable_t *)driver->driver_vtable;
+ for (int16_t i = 0; i < palette_size; ++i) {
+ RGB rgb = hsv_to_rgb_nocie((HSV){palette[i].hsv888.h, palette[i].hsv888.s, palette[i].hsv888.v});
+ palette[i].rgb565 = vtable->rgb888_to_native16bit(rgb.r, rgb.g, rgb.b);
+ }
+ return true;
+}
+
+// Append pixels to the target location, keyed by the pixel index
+bool qp_tft_panel_append_pixels(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices) {
+ uint16_t *buf = (uint16_t *)target_buffer;
+ for (uint32_t i = 0; i < pixel_count; ++i) {
+ buf[pixel_offset + i] = palette[palette_indices[i]].rgb565;
+ }
+ return true;
+}
diff --git a/drivers/painter/tft_panel/qp_tft_panel.h b/drivers/painter/tft_panel/qp_tft_panel.h
new file mode 100644
index 0000000000..6eddfc503d
--- /dev/null
+++ b/drivers/painter/tft_panel/qp_tft_panel.h
@@ -0,0 +1,67 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "color.h"
+#include "qp_internal.h"
+
+#ifdef QUANTUM_PAINTER_SPI_ENABLE
+# include "qp_comms_spi.h"
+#endif // QUANTUM_PAINTER_SPI_ENABLE
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Common TFT panel implementation using D/C, and RST pins.
+
+typedef uint16_t (*rgb888_to_native_uint16_t)(uint8_t r, uint8_t g, uint8_t b);
+
+// Driver vtable with extras
+struct tft_panel_dc_reset_painter_driver_vtable_t {
+ struct painter_driver_vtable_t base; // must be first, so it can be cast to/from the painter_driver_vtable_t* type
+
+ // Conversion function for palette entries
+ rgb888_to_native_uint16_t rgb888_to_native16bit;
+
+ // Number of bytes for transmitting x/y coordinates
+ uint8_t num_window_bytes;
+
+ // Whether or not the x/y coords should be swapped on 90/270 rotation
+ bool swap_window_coords;
+
+ // Opcodes for normal display operation
+ struct {
+ uint8_t display_on;
+ uint8_t display_off;
+ uint8_t set_column_address;
+ uint8_t set_row_address;
+ uint8_t enable_writes;
+ } opcodes;
+};
+
+// Device definition
+typedef struct tft_panel_dc_reset_painter_device_t {
+ struct painter_driver_t base; // must be first, so it can be cast to/from the painter_device_t* type
+
+ union {
+#ifdef QUANTUM_PAINTER_SPI_ENABLE
+ // SPI-based configurables
+ struct qp_comms_spi_dc_reset_config_t spi_dc_reset_config;
+#endif // QUANTUM_PAINTER_SPI_ENABLE
+
+ // TODO: I2C/parallel etc.
+ };
+} tft_panel_dc_reset_painter_device_t;
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Forward declarations for injecting into concrete driver vtables
+
+bool qp_tft_panel_power(painter_device_t device, bool power_on);
+bool qp_tft_panel_clear(painter_device_t device);
+bool qp_tft_panel_flush(painter_device_t device);
+bool qp_tft_panel_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom);
+bool qp_tft_panel_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count);
+bool qp_tft_panel_palette_convert(painter_device_t device, int16_t palette_size, qp_pixel_t *palette);
+bool qp_tft_panel_append_pixels(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices);
+
+uint16_t qp_rgb888_to_rgb565(uint8_t r, uint8_t g, uint8_t b);
+uint16_t qp_rgb888_to_rgb565_swapped(uint8_t r, uint8_t g, uint8_t b);
+uint16_t qp_rgb888_to_bgr565(uint8_t r, uint8_t g, uint8_t b);
+uint16_t qp_rgb888_to_bgr565_swapped(uint8_t r, uint8_t g, uint8_t b);
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-21 21:29:51 +0000