tt01: add video support
The video setup for the Epson display is provided. Addtionally
some extra info is displayed next to the Linux logo.
Make get_cpu_rev() publicly available (added to sys_proto.h).
Signed-off-by: Helmut Raiger <helmut.raiger@hale.at>
diff --git a/board/hale/tt01/tt01.c b/board/hale/tt01/tt01.c
index ed3fa6e..02e75ed 100644
--- a/board/hale/tt01/tt01.c
+++ b/board/hale/tt01/tt01.c
@@ -228,3 +228,24 @@
#endif
return rc;
}
+
+#ifdef CONFIG_CONSOLE_EXTRA_INFO
+void video_get_info_str(int line_number, char *info)
+{
+ u32 srev = get_cpu_rev();
+
+ switch (line_number) {
+ case 2:
+ sprintf(info, " CPU : Freescale i.MX31 rev %d.%d%s at %d MHz",
+ (srev & 0xF0) >> 4, (srev & 0x0F),
+ ((srev & 0x8000) ? " unknown" : ""),
+ mxc_get_clock(MXC_ARM_CLK) / 1000000);
+ break;
+ case 3:
+ strcpy(info, " " BOARD_STRING);
+ break;
+ default:
+ info[0] = 0;
+ }
+}
+#endif