OMAPDSS: Remove passive matrix LCD support (part 3)

Remove omap_lcd_display_type enum

The enum omap_lcd_display_type is used to configure the lcd display type in
DISPC. Remove this enum and always set display type to TFT by creating function
dss_mgr_set_lcd_type_tft().

Signed-off-by: Archit Taneja <archit@ti.com>
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 6e25624..c017d22 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -2490,26 +2490,9 @@
 }
 
 
-void dispc_mgr_set_lcd_display_type(enum omap_channel channel,
-		enum omap_lcd_display_type type)
+void dispc_mgr_set_lcd_type_tft(enum omap_channel channel)
 {
-	int mode;
-
-	switch (type) {
-	case OMAP_DSS_LCD_DISPLAY_STN:
-		mode = 0;
-		break;
-
-	case OMAP_DSS_LCD_DISPLAY_TFT:
-		mode = 1;
-		break;
-
-	default:
-		BUG();
-		return;
-	}
-
-	mgr_fld_write(channel, DISPC_MGR_FLD_STNTFT, mode);
+	mgr_fld_write(channel, DISPC_MGR_FLD_STNTFT, 1);
 }
 
 void dispc_set_loadmode(enum omap_dss_load_mode mode)
diff --git a/drivers/video/omap2/dss/dpi.c b/drivers/video/omap2/dss/dpi.c
index e6904b2..45fb1a6 100644
--- a/drivers/video/omap2/dss/dpi.c
+++ b/drivers/video/omap2/dss/dpi.c
@@ -163,8 +163,8 @@
 	dispc_mgr_set_io_pad_mode(DSS_IO_PAD_MODE_BYPASS);
 	dispc_mgr_enable_stallmode(dssdev->manager->id, false);
 
-	dispc_mgr_set_lcd_display_type(dssdev->manager->id,
-			OMAP_DSS_LCD_DISPLAY_TFT);
+	dispc_mgr_set_lcd_type_tft(dssdev->manager->id);
+
 	dispc_mgr_set_tft_data_lines(dssdev->manager->id,
 			dssdev->phy.dpi.data_lines);
 }
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index aa3b810..06b5780 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -4380,10 +4380,11 @@
 		dss_mgr_set_timings(dssdev->manager, &dssdev->panel.timings);
 	}
 
-		dispc_mgr_set_lcd_display_type(dssdev->manager->id,
-			OMAP_DSS_LCD_DISPLAY_TFT);
-		dispc_mgr_set_tft_data_lines(dssdev->manager->id,
-			dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt));
+	dispc_mgr_set_lcd_type_tft(dssdev->manager->id);
+
+	dispc_mgr_set_tft_data_lines(dssdev->manager->id,
+		dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt));
+
 	return 0;
 }
 
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 88e1c12..692d650 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -420,8 +420,7 @@
 void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode);
 void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable);
 void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines);
-void dispc_mgr_set_lcd_display_type(enum omap_channel channel,
-		enum omap_lcd_display_type type);
+void dispc_mgr_set_lcd_type_tft(enum omap_channel channel);
 void dispc_mgr_set_timings(enum omap_channel channel,
 		struct omap_video_timings *timings);
 void dispc_mgr_set_pol_freq(enum omap_channel channel,
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index 7985fa1..539d709 100644
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -885,8 +885,7 @@
 		goto err1;
 	}
 
-	dispc_mgr_set_lcd_display_type(dssdev->manager->id,
-			OMAP_DSS_LCD_DISPLAY_TFT);
+	dispc_mgr_set_lcd_type_tft(dssdev->manager->id);
 
 	dispc_mgr_set_io_pad_mode(DSS_IO_PAD_MODE_RFBI);
 	dispc_mgr_enable_stallmode(dssdev->manager->id, true);
diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index d07ecc4..1a369de 100644
--- a/drivers/video/omap2/dss/sdi.c
+++ b/drivers/video/omap2/dss/sdi.c
@@ -40,8 +40,7 @@
 	dispc_mgr_set_io_pad_mode(DSS_IO_PAD_MODE_BYPASS);
 	dispc_mgr_enable_stallmode(dssdev->manager->id, false);
 
-	dispc_mgr_set_lcd_display_type(dssdev->manager->id,
-			OMAP_DSS_LCD_DISPLAY_TFT);
+	dispc_mgr_set_lcd_type_tft(dssdev->manager->id);
 
 	dispc_mgr_set_tft_data_lines(dssdev->manager->id, 24);
 	dispc_lcd_enable_signal_polarity(1);