From 59d487f9fb16c05345cc05a027215d7d9613ddda Mon Sep 17 00:00:00 2001
From: Greg Davill <greg.davill@gmail.com>
Date: Tue, 7 Dec 2021 14:32:13 +1030
Subject: [PATCH] butterstick: Add pullup on sdcard_cd

---
 litex_boards/platforms/gsd_butterstick.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/litex_boards/platforms/gsd_butterstick.py b/litex_boards/platforms/gsd_butterstick.py
index 84745a1..a6d9b33 100644
--- a/litex_boards/platforms/gsd_butterstick.py
+++ b/litex_boards/platforms/gsd_butterstick.py
@@ -51,7 +51,7 @@ _io_r1_0 = [
         Subsignal("data", Pins("C12 A12 D14 A14"), Misc("PULLMODE=UP")),
         Subsignal("cmd",  Pins("A13"), Misc("PULLMODE=UP")),
         Subsignal("clk",  Pins("B13")),
-        Subsignal("cd",   Pins("B15")),
+        Subsignal("cd",   Pins("B15"), Misc("PULLMODE=UP")),
         Misc("SLEWRATE=FAST"),
         IOStandard("LVCMOS33"),
     ),