Add basic DSU support present on GR712RCHEADmaster

Only the time tag counter register is implemented so far.  It may be
used by clock drivers as a free-running counter to measure time.

1 files changed, 1 insertions, 0 deletions

diff --git a/leon3.c b/leon3.c
index d833689..0bf6cbe 100644
--- a/leon3.c
+++ b/leon3.c
@@ -65,6 +65,7 @@ init_sim (void)
 
   grlib_ahbs_add (&apbmst, 0, APBSTART, 0xFFF);
   grlib_ahbs_add (&sdctrl, 0, RAM_START, RAM_MASKPP);
+  grlib_ahbs_add (&dsu, 0, 0x90000000, 0xFFF);
 
   grlib_apb_add (&apbuart, 3, APBSTART + 0x100, 0xFFF);
   grlib_apb_add (&irqmp, 0, APBSTART + 0x200, 0xFFF);