summaryrefslogtreecommitdiff
path: root/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video/fbdev/omap2/displays-new/connector-hdmi.c')
-rw-r--r--drivers/video/fbdev/omap2/displays-new/connector-hdmi.c348
1 files changed, 0 insertions, 348 deletions
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c
deleted file mode 100644
index 6ee4129bc..000000000
--- a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c
+++ /dev/null
@@ -1,348 +0,0 @@
-/*
- * HDMI Connector driver
- *
- * Copyright (C) 2013 Texas Instruments
- * Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- */
-
-#include <linux/slab.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/of.h>
-#include <linux/of_gpio.h>
-
-#include <drm/drm_edid.h>
-
-#include <video/omapdss.h>
-#include <video/omap-panel-data.h>
-
-static const struct omap_video_timings hdmic_default_timings = {
- .x_res = 640,
- .y_res = 480,
- .pixelclock = 25175000,
- .hsw = 96,
- .hfp = 16,
- .hbp = 48,
- .vsw = 2,
- .vfp = 11,
- .vbp = 31,
-
- .vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
- .hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
-
- .interlace = false,
-};
-
-struct panel_drv_data {
- struct omap_dss_device dssdev;
- struct omap_dss_device *in;
-
- struct device *dev;
-
- struct omap_video_timings timings;
-
- int hpd_gpio;
-};
-
-#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
-
-static int hdmic_connect(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
- int r;
-
- dev_dbg(ddata->dev, "connect\n");
-
- if (omapdss_device_is_connected(dssdev))
- return 0;
-
- r = in->ops.hdmi->connect(in, dssdev);
- if (r)
- return r;
-
- return 0;
-}
-
-static void hdmic_disconnect(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- dev_dbg(ddata->dev, "disconnect\n");
-
- if (!omapdss_device_is_connected(dssdev))
- return;
-
- in->ops.hdmi->disconnect(in, dssdev);
-}
-
-static int hdmic_enable(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
- int r;
-
- dev_dbg(ddata->dev, "enable\n");
-
- if (!omapdss_device_is_connected(dssdev))
- return -ENODEV;
-
- if (omapdss_device_is_enabled(dssdev))
- return 0;
-
- in->ops.hdmi->set_timings(in, &ddata->timings);
-
- r = in->ops.hdmi->enable(in);
- if (r)
- return r;
-
- dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
- return r;
-}
-
-static void hdmic_disable(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- dev_dbg(ddata->dev, "disable\n");
-
- if (!omapdss_device_is_enabled(dssdev))
- return;
-
- in->ops.hdmi->disable(in);
-
- dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-}
-
-static void hdmic_set_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- ddata->timings = *timings;
- dssdev->panel.timings = *timings;
-
- in->ops.hdmi->set_timings(in, timings);
-}
-
-static void hdmic_get_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
-
- *timings = ddata->timings;
-}
-
-static int hdmic_check_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- return in->ops.hdmi->check_timings(in, timings);
-}
-
-static int hdmic_read_edid(struct omap_dss_device *dssdev,
- u8 *edid, int len)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- return in->ops.hdmi->read_edid(in, edid, len);
-}
-
-static bool hdmic_detect(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- if (gpio_is_valid(ddata->hpd_gpio))
- return gpio_get_value_cansleep(ddata->hpd_gpio);
- else
- return in->ops.hdmi->detect(in);
-}
-
-static int hdmic_set_hdmi_mode(struct omap_dss_device *dssdev, bool hdmi_mode)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- return in->ops.hdmi->set_hdmi_mode(in, hdmi_mode);
-}
-
-static int hdmic_set_infoframe(struct omap_dss_device *dssdev,
- const struct hdmi_avi_infoframe *avi)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *in = ddata->in;
-
- return in->ops.hdmi->set_infoframe(in, avi);
-}
-
-static struct omap_dss_driver hdmic_driver = {
- .connect = hdmic_connect,
- .disconnect = hdmic_disconnect,
-
- .enable = hdmic_enable,
- .disable = hdmic_disable,
-
- .set_timings = hdmic_set_timings,
- .get_timings = hdmic_get_timings,
- .check_timings = hdmic_check_timings,
-
- .get_resolution = omapdss_default_get_resolution,
-
- .read_edid = hdmic_read_edid,
- .detect = hdmic_detect,
- .set_hdmi_mode = hdmic_set_hdmi_mode,
- .set_hdmi_infoframe = hdmic_set_infoframe,
-};
-
-static int hdmic_probe_pdata(struct platform_device *pdev)
-{
- struct panel_drv_data *ddata = platform_get_drvdata(pdev);
- struct connector_hdmi_platform_data *pdata;
- struct omap_dss_device *in, *dssdev;
-
- pdata = dev_get_platdata(&pdev->dev);
-
- ddata->hpd_gpio = -ENODEV;
-
- in = omap_dss_find_output(pdata->source);
- if (in == NULL) {
- dev_err(&pdev->dev, "Failed to find video source\n");
- return -EPROBE_DEFER;
- }
-
- ddata->in = in;
-
- dssdev = &ddata->dssdev;
- dssdev->name = pdata->name;
-
- return 0;
-}
-
-static int hdmic_probe_of(struct platform_device *pdev)
-{
- struct panel_drv_data *ddata = platform_get_drvdata(pdev);
- struct device_node *node = pdev->dev.of_node;
- struct omap_dss_device *in;
- int gpio;
-
- /* HPD GPIO */
- gpio = of_get_named_gpio(node, "hpd-gpios", 0);
- if (gpio_is_valid(gpio))
- ddata->hpd_gpio = gpio;
- else
- ddata->hpd_gpio = -ENODEV;
-
- in = omapdss_of_find_source_for_first_ep(node);
- if (IS_ERR(in)) {
- dev_err(&pdev->dev, "failed to find video source\n");
- return PTR_ERR(in);
- }
-
- ddata->in = in;
-
- return 0;
-}
-
-static int hdmic_probe(struct platform_device *pdev)
-{
- struct panel_drv_data *ddata;
- struct omap_dss_device *dssdev;
- int r;
-
- ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
- if (!ddata)
- return -ENOMEM;
-
- platform_set_drvdata(pdev, ddata);
- ddata->dev = &pdev->dev;
-
- if (dev_get_platdata(&pdev->dev)) {
- r = hdmic_probe_pdata(pdev);
- if (r)
- return r;
- } else if (pdev->dev.of_node) {
- r = hdmic_probe_of(pdev);
- if (r)
- return r;
- } else {
- return -ENODEV;
- }
-
- if (gpio_is_valid(ddata->hpd_gpio)) {
- r = devm_gpio_request_one(&pdev->dev, ddata->hpd_gpio,
- GPIOF_DIR_IN, "hdmi_hpd");
- if (r)
- goto err_reg;
- }
-
- ddata->timings = hdmic_default_timings;
-
- dssdev = &ddata->dssdev;
- dssdev->driver = &hdmic_driver;
- dssdev->dev = &pdev->dev;
- dssdev->type = OMAP_DISPLAY_TYPE_HDMI;
- dssdev->owner = THIS_MODULE;
- dssdev->panel.timings = hdmic_default_timings;
-
- r = omapdss_register_display(dssdev);
- if (r) {
- dev_err(&pdev->dev, "Failed to register panel\n");
- goto err_reg;
- }
-
- return 0;
-err_reg:
- omap_dss_put_device(ddata->in);
- return r;
-}
-
-static int __exit hdmic_remove(struct platform_device *pdev)
-{
- struct panel_drv_data *ddata = platform_get_drvdata(pdev);
- struct omap_dss_device *dssdev = &ddata->dssdev;
- struct omap_dss_device *in = ddata->in;
-
- omapdss_unregister_display(&ddata->dssdev);
-
- hdmic_disable(dssdev);
- hdmic_disconnect(dssdev);
-
- omap_dss_put_device(in);
-
- return 0;
-}
-
-static const struct of_device_id hdmic_of_match[] = {
- { .compatible = "omapdss,hdmi-connector", },
- {},
-};
-
-MODULE_DEVICE_TABLE(of, hdmic_of_match);
-
-static struct platform_driver hdmi_connector_driver = {
- .probe = hdmic_probe,
- .remove = __exit_p(hdmic_remove),
- .driver = {
- .name = "connector-hdmi",
- .of_match_table = hdmic_of_match,
- .suppress_bind_attrs = true,
- },
-};
-
-module_platform_driver(hdmi_connector_driver);
-
-MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
-MODULE_DESCRIPTION("HDMI Connector driver");
-MODULE_LICENSE("GPL");