drm/panel: novatek-nt36672e: stop calling regulator_set_load manually

Use .init_load_uA part of the bulk regulator API instead of calling
register_set_load() manually.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Link: https://lore.kernel.org/r/20240404-drop-panel-unregister-v1-4-9f56953c5fb9@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240404-drop-panel-unregister-v1-4-9f56953c5fb9@linaro.org

Author: lumag

drivers/gpu/drm/panel/panel-novatek-nt36672e.c

@@ -343,17 +343,7 @@ static int nt36672e_1080x2408_60hz_init(struct mipi_dsi_device *dsi)
 static int nt36672e_power_on(struct nt36672e_panel *ctx)
 {
 	struct mipi_dsi_device *dsi = ctx->dsi;
-	int ret, i;
-
-	for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) {
-		ret = regulator_set_load(ctx->supplies[i].consumer,
-				regulator_enable_loads[i]);
-		if (ret) {
-			dev_err(&dsi->dev, "regulator set load failed for supply %s: %d\n",
-				ctx->supplies[i].supply, ret);
-			return ret;
-		}
-	}
+	int ret;
 
 	ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
 	if (ret < 0) {
@@ -550,8 +540,10 @@ static int nt36672e_panel_probe(struct mipi_dsi_device *dsi)
 		return -ENODEV;
 	}
 
-	for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++)
+	for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) {
 		ctx->supplies[i].supply = regulator_names[i];
+		ctx->supplies[i].init_load_uA = regulator_enable_loads[i];
+	}
 
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
 			ctx->supplies);