video: tegra20: consolidate DC header

Consolidate HD headers and place the result into video/tegra20
since it is used only by devices from this directory.

Tested-by: Agneli <poczt@protonmail.ch> # Toshiba AC100 T20
Tested-by: Robert Eckelmann <longnoserob@gmail.com> # ASUS TF101
Tested-by: Andreas Westman Dorcsak <hedmoo@yahoo.com> # ASUS Grouper E1565
Tested-by: Ion Agorria <ion@agorria.com> # HTC One X
Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # Nvidia Tegratab T114
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/video/tegra20/tegra-dc.h b/drivers/video/tegra20/tegra-dc.h
new file mode 100644
index 0000000..5c05221
--- /dev/null
+++ b/drivers/video/tegra20/tegra-dc.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ *  (C) Copyright 2010
+ *  NVIDIA Corporation <www.nvidia.com>
+ */
+
+#ifndef _TEGRA_DC_H
+#define _TEGRA_DC_H
+
+#ifndef __ASSEMBLY__
+#include <linux/bitops.h>
+#endif
+
+/* arch-tegra/dc exists only because T124 uses it */
+#include <asm/arch-tegra/dc.h>
+
+#define TEGRA_DSI_A		"dsi@54300000"
+#define TEGRA_DSI_B		"dsi@54400000"
+
+struct tegra_dc_plat {
+	struct udevice *dev;		/* Display controller device */
+	struct dc_ctlr *dc;		/* Display controller regmap */
+};
+
+/* This holds information about a window which can be displayed */
+struct disp_ctl_win {
+	enum win_color_depth_id fmt;	/* Color depth/format */
+	unsigned int bpp;		/* Bits per pixel */
+	phys_addr_t phys_addr;		/* Physical address in memory */
+	unsigned int x;			/* Horizontal address offset (bytes) */
+	unsigned int y;			/* Veritical address offset (bytes) */
+	unsigned int w;			/* Width of source window */
+	unsigned int h;			/* Height of source window */
+	unsigned int stride;		/* Number of bytes per line */
+	unsigned int out_x;		/* Left edge of output window (col) */
+	unsigned int out_y;		/* Top edge of output window (row) */
+	unsigned int out_w;		/* Width of output window in pixels */
+	unsigned int out_h;		/* Height of output window in pixels */
+};
+
+#endif /* _TEGRA_DC_H */