kc705: output divided-by-2 RTIO clock

2015-07-27 20:46:44 +08:00 · 2015-07-27 20:46:44 +08:00 · 299bc1cb7e
commit 299bc1cb7e
parent 256e99f0d7
1 changed files with 4 additions and 0 deletions
--- a/soc/targets/artiq_kc705.py
+++ b/soc/targets/artiq_kc705.py
@ -60,6 +60,10 @@ class _RTIOCRG(Module, AutoCSR):
            MultiReg(pll_locked, self._pll_locked.status)
        ]

+        # 62.5MHz when using internal RTIO clock
+        ext_clkout = platform.request("user_sma_gpio_p")
+        self.sync.rtio += ext_clkout.eq(~ext_clkout)
+

 class _NIST_QCx(MiniSoC, AMPSoC):
    csr_map = {