samsung: common: Add file for common functions, draw_logo() cleanup.

Changes:

new file:
- board/samsung/common/misc.c
  depends on: CONFIG_MISC_COMMON
- move draw_logo() to misc.c

configs: trats, trats2, universal:
- enable CONFIG_MISC_COMMON,
- enable CONFIG_MISC_INIT_R,
- add misc_init_r() and call draw_logo() in it.

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c
index 3feef3f..2b8c69b 100644
--- a/board/samsung/universal_c210/universal.c
+++ b/board/samsung/universal_c210/universal.c
@@ -511,3 +511,14 @@
 
 	return 0;
 }
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+#ifdef CONFIG_CMD_BMP
+	if (panel_info.logo_on)
+		draw_logo();
+#endif
+	return 0;
+}
+#endif