64 	struct spi_device *spi;  member
99 static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data)  in tpo_td043_write()  argument
116 	r = spi_sync(spi, &m);  in tpo_td043_write()
118 		dev_warn(&spi->dev, "failed to write to LCD reg (%d)\n", r);  in tpo_td043_write()
122 static void tpo_td043_write_gamma(struct spi_device *spi, u16 gamma[12])  in tpo_td043_write_gamma()  argument
129 	tpo_td043_write(spi, 0x11, val);  in tpo_td043_write_gamma()
133 	tpo_td043_write(spi, 0x12, val);  in tpo_td043_write_gamma()
137 	tpo_td043_write(spi, 0x13, val);  in tpo_td043_write_gamma()
141 		tpo_td043_write(spi, 0x14 + i, gamma[i] & 0xff);  in tpo_td043_write_gamma()
144 static int tpo_td043_write_mirror(struct spi_device *spi, bool h, bool v)  in tpo_td043_write_mirror()  argument
153 	return tpo_td043_write(spi, 4, reg4);  in tpo_td043_write_mirror()
161 	return tpo_td043_write_mirror(ddata->spi, ddata->hmirror,  in tpo_td043_set_hmirror()
193 	ret = tpo_td043_write_mirror(ddata->spi, ddata->hmirror, val);  in tpo_td043_vmirror_store()
224 	tpo_td043_write(ddata->spi, 2, val);  in tpo_td043_mode_store()
267 	tpo_td043_write_gamma(ddata->spi, ddata->gamma);  in tpo_td043_gamma_store()
307 	tpo_td043_write(ddata->spi, 2,  in tpo_td043_power_on()
309 	tpo_td043_write(ddata->spi, 3, TPO_R03_VAL_NORMAL);  in tpo_td043_power_on()
310 	tpo_td043_write(ddata->spi, 0x20, 0xf0);  in tpo_td043_power_on()
311 	tpo_td043_write(ddata->spi, 0x21, 0xf0);  in tpo_td043_power_on()
312 	tpo_td043_write_mirror(ddata->spi, ddata->hmirror,  in tpo_td043_power_on()
314 	tpo_td043_write_gamma(ddata->spi, ddata->gamma);  in tpo_td043_power_on()
325 	tpo_td043_write(ddata->spi, 3,  in tpo_td043_power_off()
334 	tpo_td043_write(ddata->spi, 3, TPO_R03_VAL_STANDBY);  in tpo_td043_power_off()
468 static int tpo_td043_probe_pdata(struct spi_device *spi)  in tpo_td043_probe_pdata()  argument
471 	struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);  in tpo_td043_probe_pdata()
474 	pdata = dev_get_platdata(&spi->dev);  in tpo_td043_probe_pdata()
480 		dev_err(&spi->dev, "failed to find video source '%s'\n",  in tpo_td043_probe_pdata()
494 static int tpo_td043_probe_of(struct spi_device *spi)  in tpo_td043_probe_of()  argument
496 	struct device_node *node = spi->dev.of_node;  in tpo_td043_probe_of()
497 	struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);  in tpo_td043_probe_of()
503 		dev_err(&spi->dev, "failed to parse enable gpio\n");  in tpo_td043_probe_of()
510 		dev_err(&spi->dev, "failed to find video source\n");  in tpo_td043_probe_of()
519 static int tpo_td043_probe(struct spi_device *spi)  in tpo_td043_probe()  argument
525 	dev_dbg(&spi->dev, "%s\n", __func__);  in tpo_td043_probe()
527 	spi->bits_per_word = 16;  in tpo_td043_probe()
528 	spi->mode = SPI_MODE_0;  in tpo_td043_probe()
530 	r = spi_setup(spi);  in tpo_td043_probe()
532 		dev_err(&spi->dev, "spi_setup failed: %d\n", r);  in tpo_td043_probe()
536 	ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL);  in tpo_td043_probe()
540 	dev_set_drvdata(&spi->dev, ddata);  in tpo_td043_probe()
542 	ddata->spi = spi;  in tpo_td043_probe()
544 	if (dev_get_platdata(&spi->dev)) {  in tpo_td043_probe()
545 		r = tpo_td043_probe_pdata(spi);  in tpo_td043_probe()
548 	} else if (spi->dev.of_node) {  in tpo_td043_probe()
549 		r = tpo_td043_probe_of(spi);  in tpo_td043_probe()
559 	ddata->vcc_reg = devm_regulator_get(&spi->dev, "vcc");  in tpo_td043_probe()
561 		dev_err(&spi->dev, "failed to get LCD VCC regulator\n");  in tpo_td043_probe()
567 		r = devm_gpio_request_one(&spi->dev,  in tpo_td043_probe()
571 			dev_err(&spi->dev, "couldn't request reset GPIO\n");  in tpo_td043_probe()
576 	r = sysfs_create_group(&spi->dev.kobj, &tpo_td043_attr_group);  in tpo_td043_probe()
578 		dev_err(&spi->dev, "failed to create sysfs files\n");  in tpo_td043_probe()
585 	dssdev->dev = &spi->dev;  in tpo_td043_probe()
593 		dev_err(&spi->dev, "Failed to register panel\n");  in tpo_td043_probe()
600 	sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group);  in tpo_td043_probe()
608 static int tpo_td043_remove(struct spi_device *spi)  in tpo_td043_remove()  argument
610 	struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);  in tpo_td043_remove()
614 	dev_dbg(&ddata->spi->dev, "%s\n", __func__);  in tpo_td043_remove()
623 	sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group);  in tpo_td043_remove()