static int imx_pd_bind(struct device *dev, struct device *master, void *data)
{
struct drm_device *drm = data;
struct device_node *np = dev->of_node;
struct device_node *port;
const u8 *edidp;
struct imx_parallel_display *imxpd;
int ret;
const char *fmt;
imxpd = devm_kzalloc(dev, sizeof(*imxpd), GFP_KERNEL);
if (!imxpd)
return -ENOMEM;
edidp = of_get_property(np, "edid", &imxpd->edid_len);
if (edidp)
imxpd->edid = kmemdup(edidp, imxpd->edid_len, GFP_KERNEL);
ret = of_property_read_string(np, "interface-pix-fmt", &fmt);
if (!ret) {
if (!strcmp(fmt, "rgb24"))
imxpd->bus_format = MEDIA_BUS_FMT_RGB888_1X24;
else if (!strcmp(fmt, "rgb565"))
imxpd->bus_format = MEDIA_BUS_FMT_RGB565_1X16;
else if (!strcmp(fmt, "bgr666"))
imxpd->bus_format = MEDIA_BUS_FMT_RGB666_1X18;
else if (!strcmp(fmt, "lvds666"))
imxpd->bus_format = MEDIA_BUS_FMT_RGB666_1X24_CPADHI;
}
/* port@1 is the output port */
port = of_graph_get_port_by_id(np, 1);
if (port) {
struct device_node *endpoint, *remote;
endpoint = of_get_child_by_name(port, "endpoint");
if (endpoint) {
remote = of_graph_get_remote_port_parent(endpoint);
if (remote)
imxpd->panel = of_drm_find_panel(remote);
if (!imxpd->panel)
return -EPROBE_DEFER;
}
}
imxpd->dev = dev;
ret = imx_pd_register(drm, imxpd);
if (ret)
return ret;
dev_set_drvdata(dev, imxpd);
return 0;
}
static int imx_pd_bind(struct device *dev, struct device *master, void *data)
{
struct drm_device *drm = data;
struct device_node *np = dev->of_node;
struct device_node *panel_node;
const u8 *edidp;
struct imx_parallel_display *imxpd;
int ret;
const char *fmt;
imxpd = devm_kzalloc(dev, sizeof(*imxpd), GFP_KERNEL);
if (!imxpd)
return -ENOMEM;
edidp = of_get_property(np, "edid", &imxpd->edid_len);
if (edidp)
imxpd->edid = kmemdup(edidp, imxpd->edid_len, GFP_KERNEL);
ret = of_property_read_string(np, "interface-pix-fmt", &fmt);
if (!ret) {
if (!strcmp(fmt, "rgb24"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB24;
else if (!strcmp(fmt, "rgb565"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB565;
else if (!strcmp(fmt, "bgr666"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_BGR666;
else if (!strcmp(fmt, "lvds666"))
imxpd->interface_pix_fmt =
v4l2_fourcc('L', 'V', 'D', '6');
}
panel_node = of_parse_phandle(np, "fsl,panel", 0);
if (panel_node)
imxpd->panel = of_drm_find_panel(panel_node);
imxpd->dev = dev;
ret = imx_pd_register(drm, imxpd);
if (ret)
return ret;
dev_set_drvdata(dev, imxpd);
return 0;
}
static int imx_pd_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
const u8 *edidp;
struct imx_parallel_display *imxpd;
int ret;
const char *fmt;
imxpd = devm_kzalloc(&pdev->dev, sizeof(*imxpd), GFP_KERNEL);
if (!imxpd)
return -ENOMEM;
edidp = of_get_property(np, "edid", &imxpd->edid_len);
if (edidp)
imxpd->edid = kmemdup(edidp, imxpd->edid_len, GFP_KERNEL);
ret = of_property_read_string(np, "interface-pix-fmt", &fmt);
if (!ret) {
if (!strcmp(fmt, "rgb24"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB24;
else if (!strcmp(fmt, "rgb565"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB565;
else if (!strcmp(fmt, "bgr666"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_BGR666;
}
imxpd->dev = &pdev->dev;
ret = imx_pd_register(imxpd);
if (ret)
return ret;
ret = imx_drm_encoder_add_possible_crtcs(imxpd->imx_drm_encoder, np);
platform_set_drvdata(pdev, imxpd);
return 0;
}
