lib: at91: Add logo files used via API of DM_VIDEO

In order to display the company's logo via the API of DM_VIDEO,
and add the logo files of both Atmel and Microchip.

Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/lib/at91/at91.c b/lib/at91/at91.c
new file mode 100644
index 0000000..5dca150
--- /dev/null
+++ b/lib/at91/at91.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2016 Microchip
+ *		 Wenyou.Yang <wenyou.yang@microchip.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <atmel_lcd.h>
+
+#include "atmel_logo_8bpp.h"
+#include "microchip_logo_8bpp.h"
+
+void atmel_logo_info(vidinfo_t *info)
+{
+	info->logo_width = ATMEL_LOGO_8BPP_WIDTH;
+	info->logo_height = ATMEL_LOGO_8BPP_HEIGHT;
+	info->logo_x_offset = ATMEL_LOGO_8BPP_X_OFFSET;
+	info->logo_y_offset = ATMEL_LOGO_8BPP_X_OFFSET;
+	info->logo_addr = (u_long)atmel_logo_8bpp;
+}
+
+void microchip_logo_info(vidinfo_t *info)
+{
+	info->logo_width = MICROCHIP_LOGO_8BPP_WIDTH;
+	info->logo_height = MICROCHIP_LOGO_8BPP_HEIGHT;
+	info->logo_x_offset = MICROCHIP_LOGO_8BPP_X_OFFSET;
+	info->logo_y_offset = MICROCHIP_LOGO_8BPP_X_OFFSET;
+	info->logo_addr = (u_long)microchip_logo_8bpp;
+}