diff options
| author | Svyatoslav Ryhel <[email protected]> | 2024-11-24 09:38:03 +0200 |
|---|---|---|
| committer | Svyatoslav Ryhel <[email protected]> | 2025-02-26 13:06:02 +0200 |
| commit | eef35b875561d83908c683e78ddd80e5187fa2b9 (patch) | |
| tree | ecfccb2db007bc5382327f6448dcfe404b490f9a /drivers | |
| parent | 530ac531754f6897f9519eb7070989306fad1b1f (diff) | |
video: tegra20: dsi: check for panels among child nodes
Switch to Linux-like approach of DSI panel binding as a DSI
controllers child node.
Signed-off-by: Svyatoslav Ryhel <[email protected]>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/tegra20/tegra-dsi.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/video/tegra20/tegra-dsi.c b/drivers/video/tegra20/tegra-dsi.c index 6327266dd22..53db5a25d40 100644 --- a/drivers/video/tegra20/tegra-dsi.c +++ b/drivers/video/tegra20/tegra-dsi.c @@ -973,10 +973,22 @@ static int tegra_dsi_bridge_probe(struct udevice *dev) debug("%s: Cannot get avdd-dsi-csi-supply: error %d\n", __func__, ret); - ret = uclass_get_device_by_phandle(UCLASS_PANEL, dev, - "panel", &priv->panel); + /* Check all DSI children */ + device_foreach_child(priv->panel, dev) { + if (device_get_uclass_id(priv->panel) == UCLASS_PANEL) + break; + } + + /* if loop exits without panel device return error */ + if (device_get_uclass_id(priv->panel) != UCLASS_PANEL) { + log_debug("%s: panel not found, ret %d\n", __func__, ret); + return -EINVAL; + } + + ret = uclass_get_device_by_ofnode(UCLASS_PANEL, dev_ofnode(priv->panel), + &priv->panel); if (ret) { - printf("%s: Cannot get panel: error %d\n", __func__, ret); + log_debug("%s: Cannot get panel: error %d\n", __func__, ret); return log_ret(ret); } @@ -1036,6 +1048,7 @@ U_BOOT_DRIVER(tegra_dsi) = { .id = UCLASS_PANEL, .of_match = tegra_dsi_bridge_ids, .ops = &tegra_dsi_bridge_ops, + .bind = dm_scan_fdt_dev, .probe = tegra_dsi_bridge_probe, .plat_auto = sizeof(struct tegra_dc_plat), .priv_auto = sizeof(struct tegra_dsi_priv), |