diff options
| author | Svyatoslav Ryhel <[email protected]> | 2025-02-15 19:48:20 +0200 |
|---|---|---|
| committer | Svyatoslav Ryhel <[email protected]> | 2025-03-13 19:13:18 +0200 |
| commit | 0ef7e0c4a148a79b12b2a41fd91b7b7262e1a2b3 (patch) | |
| tree | 46887772c496710131880d6f74b1052ae9d6fe39 | |
| parent | 18e810e2bbef492e2d371ef37bdf1637f28f5a6b (diff) | |
video: bridge: ssd2825: convert to use of_graph
Use OF graph parsing helpers to get linked panel.
Signed-off-by: Svyatoslav Ryhel <[email protected]>
| -rw-r--r-- | drivers/video/bridge/ssd2825.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/video/bridge/ssd2825.c b/drivers/video/bridge/ssd2825.c index b1f08d7f38c..e3be3d22bb4 100644 --- a/drivers/video/bridge/ssd2825.c +++ b/drivers/video/bridge/ssd2825.c @@ -5,6 +5,7 @@ #include <clk.h> #include <dm.h> +#include <dm/ofnode_graph.h> #include <log.h> #include <misc.h> #include <mipi_display.h> @@ -444,6 +445,26 @@ static int ssd2825_bridge_hw_init(struct udevice *dev) return 0; } +static int ssd2825_bridge_get_panel(struct udevice *dev) +{ + struct ssd2825_bridge_priv *priv = dev_get_priv(dev); + int i, ret; + + u32 num = ofnode_graph_get_port_count(dev_ofnode(dev)); + + for (i = 0; i < num; i++) { + ofnode remote = ofnode_graph_get_remote_node(dev_ofnode(dev), i, -1); + + ret = uclass_get_device_by_ofnode(UCLASS_PANEL, remote, + &priv->panel); + if (!ret) + return 0; + } + + /* If this point is reached, no panels were found */ + return -ENODEV; +} + static int ssd2825_bridge_probe(struct udevice *dev) { struct ssd2825_bridge_priv *priv = dev_get_priv(dev); @@ -458,10 +479,9 @@ static int ssd2825_bridge_probe(struct udevice *dev) return ret; } - ret = uclass_get_device_by_phandle(UCLASS_PANEL, dev, - "panel", &priv->panel); + ret = ssd2825_bridge_get_panel(dev); if (ret) { - log_err("cannot get panel: ret=%d\n", ret); + log_debug("%s: panel not found, ret %d\n", __func__, ret); return ret; } @@ -512,6 +532,7 @@ U_BOOT_DRIVER(ssd2825) = { .id = UCLASS_VIDEO_BRIDGE, .of_match = ssd2825_bridge_ids, .ops = &ssd2825_bridge_ops, + .bind = dm_scan_fdt_dev, .probe = ssd2825_bridge_probe, .priv_auto = sizeof(struct ssd2825_bridge_priv), }; |