From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Sat, 21 Mar 2015 17:52:10 +0000 (+0100)
Subject: sdram/module: add MT47H128M8 DDR2 (used for a customer)
X-Git-Tag: 24jan2021_ls180~2459
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0f9b0c6f0fbd43db4dd426bfbf3e9f5403393512;p=litex.git

sdram/module: add MT47H128M8 DDR2 (used for a customer)
---

diff --git a/misoclib/mem/sdram/module.py b/misoclib/mem/sdram/module.py
index e41bced0..d105adb8 100644
--- a/misoclib/mem/sdram/module.py
+++ b/misoclib/mem/sdram/module.py
@@ -138,6 +138,23 @@ class MT46H32M16(SDRAMModule):
 			self.timing_settings)
 
 # DDR2
+class MT47H128M8(SDRAMModule):
+	geom_settings = {
+		"nbanks":	8,
+		"nrows":	16384,
+		"ncols":	1024
+	}
+	timing_settings = {
+		"tRP":		15,
+		"tRCD":		15,
+		"tWR":		15,
+		"tWTR":		2,
+		"tREFI":	7800,
+		"tRFC":		127.5
+	}
+	def __init__(self, clk_freq):
+		SDRAMModule.__init__(self, clk_freq, self.geom_settings,
+			self.timing_settings)
 
 # DDR3
 class MT8JTF12864(SDRAMModule):