OMAPDSS: DISPC: VIDEO3 pipeline support

Add support for VIDEO3 pipeline on OMAP4:
- Add VIDEO3 pipeline information in dss_features and omapdss.h
- Add VIDEO3 pipeline register coefficients in dispc.h
- Create a new overlay structure corresponding to VIDEO3.
- Make changes in dispc.c for VIDEO3

Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/video/omap2/dss/dispc.h b/drivers/video/omap2/dss/dispc.h
index 6c9ee0a..c06efc3 100644
--- a/drivers/video/omap2/dss/dispc.h
+++ b/drivers/video/omap2/dss/dispc.h
@@ -291,6 +291,8 @@
 		return 0x00BC;
 	case OMAP_DSS_VIDEO2:
 		return 0x014C;
+	case OMAP_DSS_VIDEO3:
+		return 0x0300;
 	default:
 		BUG();
 	}
@@ -304,6 +306,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0000;
+	case OMAP_DSS_VIDEO3:
+		return 0x0008;
 	default:
 		BUG();
 	}
@@ -316,6 +320,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0004;
+	case OMAP_DSS_VIDEO3:
+		return 0x000C;
 	default:
 		BUG();
 	}
@@ -330,6 +336,8 @@
 		return 0x0544;
 	case OMAP_DSS_VIDEO2:
 		return 0x04BC;
+	case OMAP_DSS_VIDEO3:
+		return 0x0310;
 	default:
 		BUG();
 	}
@@ -344,6 +352,8 @@
 		return 0x0548;
 	case OMAP_DSS_VIDEO2:
 		return 0x04C0;
+	case OMAP_DSS_VIDEO3:
+		return 0x0314;
 	default:
 		BUG();
 	}
@@ -356,6 +366,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0008;
+	case OMAP_DSS_VIDEO3:
+		return 0x009C;
 	default:
 		BUG();
 	}
@@ -368,6 +380,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x000C;
+	case OMAP_DSS_VIDEO3:
+		return 0x00A8;
 	default:
 		BUG();
 	}
@@ -381,6 +395,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0010;
+	case OMAP_DSS_VIDEO3:
+		return 0x0070;
 	default:
 		BUG();
 	}
@@ -395,6 +411,8 @@
 		return 0x0568;
 	case OMAP_DSS_VIDEO2:
 		return 0x04DC;
+	case OMAP_DSS_VIDEO3:
+		return 0x032C;
 	default:
 		BUG();
 	}
@@ -408,6 +426,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0014;
+	case OMAP_DSS_VIDEO3:
+		return 0x008C;
 	default:
 		BUG();
 	}
@@ -421,6 +441,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0018;
+	case OMAP_DSS_VIDEO3:
+		return 0x0088;
 	default:
 		BUG();
 	}
@@ -434,6 +456,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x001C;
+	case OMAP_DSS_VIDEO3:
+		return 0x00A4;
 	default:
 		BUG();
 	}
@@ -447,6 +471,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0020;
+	case OMAP_DSS_VIDEO3:
+		return 0x0098;
 	default:
 		BUG();
 	}
@@ -459,6 +485,7 @@
 		return 0x0034;
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
+	case OMAP_DSS_VIDEO3:
 		BUG();
 	default:
 		BUG();
@@ -472,6 +499,7 @@
 		return 0x0038;
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
+	case OMAP_DSS_VIDEO3:
 		BUG();
 	default:
 		BUG();
@@ -486,6 +514,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0024;
+	case OMAP_DSS_VIDEO3:
+		return 0x0090;
 	default:
 		BUG();
 	}
@@ -500,6 +530,8 @@
 		return 0x0580;
 	case OMAP_DSS_VIDEO2:
 		return 0x055C;
+	case OMAP_DSS_VIDEO3:
+		return 0x0424;
 	default:
 		BUG();
 	}
@@ -513,6 +545,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0028;
+	case OMAP_DSS_VIDEO3:
+		return 0x0094;
 	default:
 		BUG();
 	}
@@ -527,6 +561,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x002C;
+	case OMAP_DSS_VIDEO3:
+		return 0x0000;
 	default:
 		BUG();
 	}
@@ -541,6 +577,8 @@
 		return 0x0584;
 	case OMAP_DSS_VIDEO2:
 		return 0x0560;
+	case OMAP_DSS_VIDEO3:
+		return 0x0428;
 	default:
 		BUG();
 	}
@@ -554,6 +592,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0030;
+	case OMAP_DSS_VIDEO3:
+		return 0x0004;
 	default:
 		BUG();
 	}
@@ -568,6 +608,8 @@
 		return 0x0588;
 	case OMAP_DSS_VIDEO2:
 		return 0x0564;
+	case OMAP_DSS_VIDEO3:
+		return 0x042C;
 	default:
 		BUG();
 	}
@@ -582,6 +624,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0034 + i * 0x8;
+	case OMAP_DSS_VIDEO3:
+		return 0x0010 + i * 0x8;
 	default:
 		BUG();
 	}
@@ -597,6 +641,8 @@
 		return 0x058C + i * 0x8;
 	case OMAP_DSS_VIDEO2:
 		return 0x0568 + i * 0x8;
+	case OMAP_DSS_VIDEO3:
+		return 0x0430 + i * 0x8;
 	default:
 		BUG();
 	}
@@ -611,6 +657,8 @@
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
 		return 0x0038 + i * 0x8;
+	case OMAP_DSS_VIDEO3:
+		return 0x0014 + i * 0x8;
 	default:
 		BUG();
 	}
@@ -626,6 +674,8 @@
 		return 0x0590 + i * 8;
 	case OMAP_DSS_VIDEO2:
 		return 0x056C + i * 0x8;
+	case OMAP_DSS_VIDEO3:
+		return 0x0434 + i * 0x8;
 	default:
 		BUG();
 	}
@@ -639,6 +689,7 @@
 		BUG();
 	case OMAP_DSS_VIDEO1:
 	case OMAP_DSS_VIDEO2:
+	case OMAP_DSS_VIDEO3:
 		return 0x0074 + i * 0x4;
 	default:
 		BUG();
@@ -655,6 +706,8 @@
 		return 0x0124 + i * 0x4;
 	case OMAP_DSS_VIDEO2:
 		return 0x00B4 + i * 0x4;
+	case OMAP_DSS_VIDEO3:
+		return 0x0050 + i * 0x4;
 	default:
 		BUG();
 	}
@@ -670,6 +723,8 @@
 		return 0x05CC + i * 0x4;
 	case OMAP_DSS_VIDEO2:
 		return 0x05A8 + i * 0x4;
+	case OMAP_DSS_VIDEO3:
+		return 0x0470 + i * 0x4;
 	default:
 		BUG();
 	}
@@ -684,6 +739,8 @@
 		return 0x0174;
 	case OMAP_DSS_VIDEO2:
 		return 0x00E8;
+	case OMAP_DSS_VIDEO3:
+		return 0x00A0;
 	default:
 		BUG();
 	}