From ca9d33da836adcd2861a38cfa3327f438971527b Mon Sep 17 00:00:00 2001 From: Florent Kermarrec Date: Sun, 1 May 2016 10:21:22 +0200 Subject: [PATCH] phy: add small description on a7ddrphy/k7ddrphy --- litedram/phy/a7ddrphy.py | 1 + litedram/phy/k7ddrphy.py | 1 + 2 files changed, 2 insertions(+) diff --git a/litedram/phy/a7ddrphy.py b/litedram/phy/a7ddrphy.py index 017780d..6b581a0 100644 --- a/litedram/phy/a7ddrphy.py +++ b/litedram/phy/a7ddrphy.py @@ -1,3 +1,4 @@ +# 1:4 frequency-ratio DDR3 PHYs for Artix7 # tCK=2.5ns CL=7 CWL=6 from litex.gen import * diff --git a/litedram/phy/k7ddrphy.py b/litedram/phy/k7ddrphy.py index b6f1b57..fa1e2e3 100644 --- a/litedram/phy/k7ddrphy.py +++ b/litedram/phy/k7ddrphy.py @@ -1,3 +1,4 @@ +# 1:4 frequency-ratio DDR3 PHYs for Kintex7 # tCK=5ns CL=7 CWL=6 from litex.gen import *