1 // SPDX-License-Identifier: GPL-2.0-only
5  * This is based on code and know-how in the previous frame buffer
6  * driver in drivers/video/fbdev/amba-clcd.c:
45 		.compatible = "arm,core-module-integrator",
49 		.compatible = "arm,versatile-sysreg",
53 		.compatible = "arm,realview-eb-syscon",
57 		.compatible = "arm,realview-pb1176-syscon",
61 		.compatible = "arm,realview-pb11mp-syscon",
65 		.compatible = "arm,realview-pba8-syscon",
69 		.compatible = "arm,realview-pbx-syscon",
73 		.compatible = "arm,vexpress-muxfpga",
81 		.compatible = "arm,im-pd1-syscon",
118 	dev_info(drm->dev, "enable Integrator CLCD connectors\n");  in pl111_integrator_enable()
136 		dev_err(drm->dev, "unhandled format on Integrator 0x%08x\n",  in pl111_integrator_enable()
158 	dev_info(drm->dev, "enable IM-PD1 CLCD connectors\n");  in pl111_impd1_enable()
169 	dev_info(drm->dev, "disable IM-PD1 CLCD connectors\n");  in pl111_impd1_disable()
196 	dev_info(drm->dev, "disable Versatile CLCD connectors\n");  in pl111_versatile_disable()
207 	dev_info(drm->dev, "enable Versatile CLCD connectors\n");  in pl111_versatile_enable()
229 		dev_err(drm->dev, "unhandled format on Versatile 0x%08x\n",  in pl111_versatile_enable()
249 	dev_info(drm->dev, "disable RealView CLCD connectors\n");  in pl111_realview_clcd_disable()
258 	dev_info(drm->dev, "enable RealView CLCD connectors\n");  in pl111_realview_clcd_enable()
323  * The IM-PD1 variant is a PL110 with a bunch of broken, or not
327 	.name = "PL110 IM-PD1",
337  * This is the in-between PL110 variant found in the ARM Versatile,
393 		return -ENODEV;  in pl111_vexpress_clcd_init()
401 		return -EINVAL;  in pl111_vexpress_clcd_init()
437 	} else if (ct_clcd == dev->of_node) {  in pl111_vexpress_clcd_init()
444 		return -ENODEV;  in pl111_vexpress_clcd_init()
451 		return -EPROBE_DEFER;  in pl111_vexpress_clcd_init()
454 	map = devm_regmap_init_vexpress_config(&pdev->dev);  in pl111_vexpress_clcd_init()
464 		return -ENODEV;  in pl111_vexpress_clcd_init()
467 	priv->variant = &pl111_vexpress;  in pl111_vexpress_clcd_init()
483 		/* Non-ARM reference designs, just bail out */  in pl111_versatile_init()
487 	versatile_clcd_type = (enum versatile_clcd)clcd_id->data;  in pl111_versatile_init()
494 			dev_err(dev, "Versatile Express init failed - %d", ret);  in pl111_versatile_init()
499 	 * On the Integrator, check if we should use the IM-PD1 instead,  in pl111_versatile_init()
507 			versatile_clcd_type = (enum versatile_clcd)clcd_id->data;  in pl111_versatile_init()
520 		priv->variant = &pl110_integrator;  in pl111_versatile_init()
521 		priv->variant_display_enable = pl111_integrator_enable;  in pl111_versatile_init()
526 		priv->variant = &pl110_impd1;  in pl111_versatile_init()
527 		priv->variant_display_enable = pl111_impd1_enable;  in pl111_versatile_init()
528 		priv->variant_display_disable = pl111_impd1_disable;  in pl111_versatile_init()
529 		dev_info(dev, "set up callbacks for IM-PD1 PL110\n");  in pl111_versatile_init()
534 		priv->variant = &pl110_versatile;  in pl111_versatile_init()
535 		priv->variant_display_enable = pl111_versatile_enable;  in pl111_versatile_init()
536 		priv->variant_display_disable = pl111_versatile_disable;  in pl111_versatile_init()
542 		priv->ienb = CLCD_PL111_IENB;  in pl111_versatile_init()
543 		priv->ctrl = CLCD_PL111_CNTL;  in pl111_versatile_init()
552 		priv->variant = &pl111_realview;  in pl111_versatile_init()
553 		priv->variant_display_enable = pl111_realview_clcd_enable;  in pl111_versatile_init()
554 		priv->variant_display_disable = pl111_realview_clcd_disable;  in pl111_versatile_init()