Switch to Linux-like approach of DSI panel binding as a DSI controllers child node.
Signed-off-by: Svyatoslav Ryhel clamor95@gmail.com --- drivers/video/tegra20/tegra-dsi.c | 19 ++++++++++++++++--- 1 file 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),