drm/bridge: microchip-lvds: Remove unused drm_panel and redundant port node lookup

Drop the unused drm_panel field from the mchp_lvds structure, and remove
the unnecessary port device node lookup, as devm_drm_of_get_bridge()
already performs the required checks internally.

Signed-off-by: Dharma Balasubiramani <dharma.b@microchip.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://patch.msgid.link/20250625-microchip-lvds-v6-1-7ce91f89d35a@microchip.com
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>

diff --git a/drivers/gpu/drm/bridge/microchip-lvds.c b/drivers/gpu/drm/bridge/microchip-lvds.c
index 9f4ff82bc6b49010f8727da3b367f5a744a28edc..06d4169a2d8fb1e7f657e8a2173bf7253d2723aa 100644 (file)
--- a/drivers/gpu/drm/bridge/microchip-lvds.c
+++ b/drivers/gpu/drm/bridge/microchip-lvds.c
@@ -23,7 +23,6 @@
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_bridge.h>
 #include <drm/drm_of.h>
-#include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
@@ -56,7 +55,6 @@ struct mchp_lvds {
        struct device *dev;
        void __iomem *regs;
        struct clk *pclk;
-       struct drm_panel *panel;
        struct drm_bridge bridge;
        struct drm_bridge *panel_bridge;
 };
@@ -151,7 +149,6 @@ static int mchp_lvds_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mchp_lvds *lvds;
-       struct device_node *port;
        int ret;
 
        if (!dev->of_node)
@@ -173,19 +170,6 @@ static int mchp_lvds_probe(struct platform_device *pdev)
                return dev_err_probe(lvds->dev, PTR_ERR(lvds->pclk),
                                "could not get pclk_lvds\n");
 
-       port = of_graph_get_remote_node(dev->of_node, 1, 0);
-       if (!port) {
-               dev_err(dev,
-                       "can't find port point, please init lvds panel port!\n");
-               return -ENODEV;
-       }
-
-       lvds->panel = of_drm_find_panel(port);
-       of_node_put(port);
-
-       if (IS_ERR(lvds->panel))
-               return -EPROBE_DEFER;
-
        lvds->panel_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 1, 0);
 
        if (IS_ERR(lvds->panel_bridge))