add all 4 CSn lines for Quad HyperRAM PMOD

diff --git a/src/ls2.py b/src/ls2.py
index 267f88fdd70e1a96c84d379473000fd9873c584d..c64079fe84203947210a0134022c93442142ceb2 100644 (file)
--- a/src/ls2.py
+++ b/src/ls2.py
@@ -641,7 +641,7 @@ def build_platform(fpga, firmware):
     if platform is None:
         hyperram_pins = HyperRAMPads()
     elif fpga in ['isim']:
-        hyperram_ios = HyperRAMResource(0, cs_n="B11",
+        hyperram_ios = HyperRAMResource(0, cs_n="B11 B18 G13 D13",
                                         dq="D4 D3 F4 F3 G2 H2 D2 E2",
                                         rwds="U13", rst_n="T13", ck_p="V10",
                                         # ck_n="D12" - for later (DDR)