29 	int r;  in ili9xxx_transmit()  local
38 	r = spi_write_dt(&config->spi, &tx_bufs);  in ili9xxx_transmit()
39 	if (r < 0) {  in ili9xxx_transmit()
40 		return r;  in ili9xxx_transmit()
49 		r = spi_write_dt(&config->spi, &tx_bufs);  in ili9xxx_transmit()
50 		if (r < 0) {  in ili9xxx_transmit()
51 			return r;  in ili9xxx_transmit()
60 	int r;  in ili9xxx_exit_sleep()  local
62 	r = ili9xxx_transmit(dev, ILI9XXX_SLPOUT, NULL, 0);  in ili9xxx_exit_sleep()
63 	if (r < 0) {  in ili9xxx_exit_sleep()
64 		return r;  in ili9xxx_exit_sleep()
91 	int r;  in ili9xxx_set_mem_area()  local
96 	r = ili9xxx_transmit(dev, ILI9XXX_CASET, &spi_data[0], 4U);  in ili9xxx_set_mem_area()
97 	if (r < 0) {  in ili9xxx_set_mem_area()
98 		return r;  in ili9xxx_set_mem_area()
103 	r = ili9xxx_transmit(dev, ILI9XXX_PASET, &spi_data[0], 4U);  in ili9xxx_set_mem_area()
104 	if (r < 0) {  in ili9xxx_set_mem_area()
105 		return r;  in ili9xxx_set_mem_area()
119 	int r;  in ili9xxx_write()  local
134 	r = ili9xxx_set_mem_area(dev, x, y, desc->width, desc->height);  in ili9xxx_write()
135 	if (r < 0) {  in ili9xxx_write()
136 		return r;  in ili9xxx_write()
147 	r = ili9xxx_transmit(dev, ILI9XXX_RAMWR, write_data_start,  in ili9xxx_write()
149 	if (r < 0) {  in ili9xxx_write()
150 		return r;  in ili9xxx_write()
161 		r = spi_write_dt(&config->spi, &tx_bufs);  in ili9xxx_write()
162 		if (r < 0) {  in ili9xxx_write()
163 			return r;  in ili9xxx_write()
218 	int r;  in ili9xxx_set_pixel_format()  local
233 	r = ili9xxx_transmit(dev, ILI9XXX_PIXSET, &tx_data, 1U);  in ili9xxx_set_pixel_format()
234 	if (r < 0) {  in ili9xxx_set_pixel_format()
235 		return r;  in ili9xxx_set_pixel_format()
250 	int r;  in ili9xxx_set_orientation()  local
275 	r = ili9xxx_transmit(dev, ILI9XXX_MADCTL, &tx_data, 1U);  in ili9xxx_set_orientation()
276 	if (r < 0) {  in ili9xxx_set_orientation()
277 		return r;  in ili9xxx_set_orientation()
313 	int r;  in ili9xxx_configure()  local
324 	r = ili9xxx_set_pixel_format(dev, pixel_format);  in ili9xxx_configure()
325 	if (r < 0) {  in ili9xxx_configure()
326 		return r;  in ili9xxx_configure()
340 	r = ili9xxx_set_orientation(dev, orientation);  in ili9xxx_configure()
341 	if (r < 0) {  in ili9xxx_configure()
342 		return r;  in ili9xxx_configure()
346 		r = ili9xxx_transmit(dev, ILI9XXX_DINVON, NULL, 0U);  in ili9xxx_configure()
347 		if (r < 0) {  in ili9xxx_configure()
348 			return r;  in ili9xxx_configure()
352 	r = config->regs_init_fn(dev);  in ili9xxx_configure()
353 	if (r < 0) {  in ili9xxx_configure()
354 		return r;  in ili9xxx_configure()
364 	int r;  in ili9xxx_init()  local
376 	r = gpio_pin_configure_dt(&config->cmd_data, GPIO_OUTPUT);  in ili9xxx_init()
377 	if (r < 0) {  in ili9xxx_init()
378 		LOG_ERR("Could not configure command/data GPIO (%d)", r);  in ili9xxx_init()
379 		return r;  in ili9xxx_init()
388 		r = gpio_pin_configure_dt(&config->reset, GPIO_OUTPUT_INACTIVE);  in ili9xxx_init()
389 		if (r < 0) {  in ili9xxx_init()
390 			LOG_ERR("Could not configure reset GPIO (%d)", r);  in ili9xxx_init()
391 			return r;  in ili9xxx_init()
397 	r = ili9xxx_transmit(dev, ILI9XXX_SWRESET, NULL, 0);  in ili9xxx_init()
398 	if (r < 0) {  in ili9xxx_init()
399 		LOG_ERR("Error transmit command Software Reset (%d)", r);  in ili9xxx_init()
400 		return r;  in ili9xxx_init()
407 	r = ili9xxx_configure(dev);  in ili9xxx_init()
408 	if (r < 0) {  in ili9xxx_init()
409 		LOG_ERR("Could not configure display (%d)", r);  in ili9xxx_init()
410 		return r;  in ili9xxx_init()
413 	r = ili9xxx_exit_sleep(dev);  in ili9xxx_init()
414 	if (r < 0) {  in ili9xxx_init()
415 		LOG_ERR("Could not exit sleep mode (%d)", r);  in ili9xxx_init()
416 		return r;  in ili9xxx_init()