9  * SPDX-License-Identifier: Apache-2.0
18 #include <zephyr/drivers/gpio.h>
48 	uint16_t width;  member
65 	struct st7789v_data *data = dev->data;  in st7789v_set_lcd_margins()
67 	data->x_offset = x_offset;  in st7789v_set_lcd_margins()
68 	data->y_offset = y_offset;  in st7789v_set_lcd_margins()
74 	const struct st7789v_config *config = dev->config;  in st7789v_transmit()
80 	if (config->cmd_data_gpio.port != NULL) {  in st7789v_transmit()
82 			gpio_pin_set_dt(&config->cmd_data_gpio, 1);  in st7789v_transmit()
83 			spi_write_dt(&config->bus, &tx_bufs);  in st7789v_transmit()
89 			gpio_pin_set_dt(&config->cmd_data_gpio, 0);  in st7789v_transmit()
90 			spi_write_dt(&config->bus, &tx_bufs);  in st7789v_transmit()
97 			spi_write_dt(&config->bus, &tx_bufs);  in st7789v_transmit()
103 				spi_write_dt(&config->bus, &tx_bufs);  in st7789v_transmit()
119 	const struct st7789v_config *config = dev->config;  in st7789v_reset_display()
120 	if (config->reset_gpio.port != NULL) {  in st7789v_reset_display()
122 		gpio_pin_set_dt(&config->reset_gpio, 1);  in st7789v_reset_display()
124 		gpio_pin_set_dt(&config->reset_gpio, 0);  in st7789v_reset_display()
150 	return -ENOTSUP;  in st7789v_read()
156 	struct st7789v_data *data = dev->data;  in st7789v_set_mem_area()
159 	uint16_t ram_x = x + data->x_offset;  in st7789v_set_mem_area()
160 	uint16_t ram_y = y + data->y_offset;  in st7789v_set_mem_area()
163 	spi_data[1] = sys_cpu_to_be16(ram_x + w - 1);  in st7789v_set_mem_area()
167 	spi_data[1] = sys_cpu_to_be16(ram_y + h - 1);  in st7789v_set_mem_area()
181 	__ASSERT(desc->width <= desc->pitch, "Pitch is smaller then width");  in st7789v_write()
182 	__ASSERT((desc->pitch * ST7789V_PIXEL_SIZE * desc->height) <= desc->buf_size,  in st7789v_write()
186 		desc->width, desc->height, x, y);  in st7789v_write()
187 	st7789v_set_mem_area(dev, x, y, desc->width, desc->height);  in st7789v_write()
189 	if (desc->pitch > desc->width) {  in st7789v_write()
191 		nbr_of_writes = desc->height;  in st7789v_write()
193 		write_h = desc->height;  in st7789v_write()
200 				desc->width * ST7789V_PIXEL_SIZE * write_h);  in st7789v_write()
201 		write_data_start += (desc->pitch * ST7789V_PIXEL_SIZE);  in st7789v_write()
215 	return -ENOTSUP;  in st7789v_set_brightness()
221 	return -ENOTSUP;  in st7789v_set_contrast()
227 	const struct st7789v_config *config = dev->config;  in st7789v_get_capabilities()
230 	capabilities->x_resolution = config->width;  in st7789v_get_capabilities()
231 	capabilities->y_resolution = config->height;  in st7789v_get_capabilities()
234 	capabilities->supported_pixel_formats = PIXEL_FORMAT_RGB_565;  in st7789v_get_capabilities()
235 	capabilities->current_pixel_format = PIXEL_FORMAT_RGB_565;  in st7789v_get_capabilities()
237 	capabilities->supported_pixel_formats = PIXEL_FORMAT_RGB_888;  in st7789v_get_capabilities()
238 	capabilities->current_pixel_format = PIXEL_FORMAT_RGB_888;  in st7789v_get_capabilities()
240 	capabilities->current_orientation = DISPLAY_ORIENTATION_NORMAL;  in st7789v_get_capabilities()
254 	return -ENOTSUP;
264 	return -ENOTSUP;
269 	struct st7789v_data *data = dev->data;
270 	const struct st7789v_config *config = dev->config;
273 	st7789v_set_lcd_margins(dev, data->x_offset,
274 				data->y_offset);
277 			 (uint8_t *)config->cmd2en_param,
278 			 sizeof(config->cmd2en_param));
281 			 (uint8_t *)config->porch_param,
282 			 sizeof(config->porch_param));
292 	tmp = config->gctrl;
295 	tmp = config->vcom;
298 	if (config->vdv_vrh_enable) {
302 		tmp = config->vrh_value;
305 		tmp = config->vdv_value;
310 			 (uint8_t *)config->pwctrl1_param,
311 			 sizeof(config->pwctrl1_param));
314 	tmp = config->mdac;
318 	tmp = config->colmod;
321 	tmp = config->lcm;
324 	tmp = config->gamma;
330 			 (uint8_t *)config->pvgam_param,
331 			 sizeof(config->pvgam_param));
334 			 (uint8_t *)config->nvgam_param,
335 			 sizeof(config->nvgam_param));
338 			 (uint8_t *)config->ram_param,
339 			 sizeof(config->ram_param));
342 			 (uint8_t *)config->rgb_param,
343 			 sizeof(config->rgb_param));
348 	const struct st7789v_config *config = dev->config;
350 	if (!spi_is_ready_dt(&config->bus)) {
352 		return -ENODEV;
355 	if (config->reset_gpio.port != NULL) {
356 		if (!gpio_is_ready_dt(&config->reset_gpio)) {
357 			LOG_ERR("Reset GPIO device not ready");
358 			return -ENODEV;
361 		if (gpio_pin_configure_dt(&config->reset_gpio, GPIO_OUTPUT_INACTIVE)) {
363 			return -EIO;
367 	if (config->cmd_data_gpio.port != NULL) {
368 		if (!gpio_is_ready_dt(&config->cmd_data_gpio)) {
369 			LOG_ERR("CMD/DATA GPIO device not ready");
370 			return -ENODEV;
373 		if (gpio_pin_configure_dt(&config->cmd_data_gpio, GPIO_OUTPUT)) {
375 			return -EIO;
404 		ret = -ENOTSUP;
451 		.width = DT_INST_PROP(inst, width),					\