diff options
| author | Sebastian Reichel <sre@debian.org> | 2013-12-13 19:17:28 +0100 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-03-19 11:03:11 +0200 |
| commit | 6e7efe4eb86e493ea10d1568a6497aa931ff5221 (patch) | |
| tree | d9464431d30e49cc2e3e5d537cee62ca98cc45c7 /drivers/video | |
| parent | fcc900a6e4e786062201f816977aced847d9c615 (diff) | |
| download | linux-6e7efe4eb86e493ea10d1568a6497aa931ff5221.tar.bz2 | |
OMAPDSS: acx565akm: Add DT support
Add DT support for panel-sony-acx565akm
Signed-off-by: Sebastian Reichel <sre@debian.org>
[tomi.valkeinen@ti.com: some modifications]
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Archit Taneja <archit@ti.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/omap2/displays-new/panel-sony-acx565akm.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/video/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/omap2/displays-new/panel-sony-acx565akm.c index 8e97d06921ff..906220c20186 100644 --- a/drivers/video/omap2/displays-new/panel-sony-acx565akm.c +++ b/drivers/video/omap2/displays-new/panel-sony-acx565akm.c @@ -30,6 +30,8 @@ #include <linux/backlight.h> #include <linux/fb.h> #include <linux/gpio.h> +#include <linux/of.h> +#include <linux/of_gpio.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> @@ -547,7 +549,9 @@ static int acx565akm_panel_power_on(struct omap_dss_device *dssdev) dev_dbg(&ddata->spi->dev, "%s\n", __func__); in->ops.sdi->set_timings(in, &ddata->videomode); - in->ops.sdi->set_datapairs(in, ddata->datapairs); + + if (ddata->datapairs > 0) + in->ops.sdi->set_datapairs(in, ddata->datapairs); r = in->ops.sdi->enable(in); if (r) { @@ -726,6 +730,22 @@ static int acx565akm_probe_pdata(struct spi_device *spi) return 0; } +static int acx565akm_probe_of(struct spi_device *spi) +{ + struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); + struct device_node *np = spi->dev.of_node; + + ddata->reset_gpio = of_get_named_gpio(np, "reset-gpios", 0); + + ddata->in = omapdss_of_find_source_for_first_ep(np); + if (IS_ERR(ddata->in)) { + dev_err(&spi->dev, "failed to find video source\n"); + return PTR_ERR(ddata->in); + } + + return 0; +} + static int acx565akm_probe(struct spi_device *spi) { struct panel_drv_data *ddata; @@ -753,7 +773,12 @@ static int acx565akm_probe(struct spi_device *spi) r = acx565akm_probe_pdata(spi); if (r) return r; + } else if (spi->dev.of_node) { + r = acx565akm_probe_of(spi); + if (r) + return r; } else { + dev_err(&spi->dev, "platform data missing!\n"); return -ENODEV; } @@ -864,10 +889,16 @@ static int acx565akm_remove(struct spi_device *spi) return 0; } +static const struct of_device_id acx565akm_of_match[] = { + { .compatible = "omapdss,sony,acx565akm", }, + {}, +}; + static struct spi_driver acx565akm_driver = { .driver = { .name = "acx565akm", .owner = THIS_MODULE, + .of_match_table = acx565akm_of_match, }, .probe = acx565akm_probe, .remove = acx565akm_remove, |