diff --git a/experiments/src/main.rs b/experiments/src/main.rs
index 39a7179..df53b43 100644
--- a/experiments/src/main.rs
+++ b/experiments/src/main.rs
@@ -143,8 +143,6 @@ pub fn main_core0() {
     let timer = libboard_zynq::timer::GlobalTimer::start();
 
     let mut ddr = zynq::ddr::DdrRam::ddrram();
-    // ddr init may call ps7_init, reconfiguring the uart
-    libboard_zynq::stdio::drop_uart();
     #[cfg(not(feature = "target_zc706"))]
     ddr.memtest();
     ram::init_alloc_ddr(&mut ddr);
diff --git a/libboard_zynq/src/ps7_init/mod.rs b/libboard_zynq/src/ps7_init/mod.rs
index f957273..a671d99 100644
--- a/libboard_zynq/src/ps7_init/mod.rs
+++ b/libboard_zynq/src/ps7_init/mod.rs
@@ -3,16 +3,12 @@ use crate::println;
 
 #[cfg(feature = "target_zc706")]
 mod zc706;
-#[cfg(feature = "target_redpitaya")]
-mod redpitaya;
-#[cfg(not(any(feature = "target_zc706", feature = "target_redpitaya")))]
+#[cfg(not(feature = "target_zc706"))]
 mod none;
 
 #[cfg(feature = "target_zc706")]
 use zc706 as target;
-#[cfg(feature = "target_redpitaya")]
-use redpitaya as target;
-#[cfg(not(any(feature = "target_zc706", feature = "target_redpitaya")))]
+#[cfg(not(feature = "target_zc706"))]
 use none as target;
 
 pub fn report_differences() {
diff --git a/libboard_zynq/src/ps7_init/redpitaya.rs b/libboard_zynq/src/ps7_init/redpitaya.rs
deleted file mode 100644
index cf6ab97..0000000
--- a/libboard_zynq/src/ps7_init/redpitaya.rs
+++ /dev/null
@@ -1,106 +0,0 @@
-use super::InitOp::{self, *};
-
-pub const INIT_DATA: &'static [InitOp] = &[
-    MaskWrite(0xF8000008, 0xFFFFFFFF, 0x0000DF0D),
-    MaskWrite(0xF8000124, 0xFFF00003 ,0x0C200003),
-    MaskWrite(0xF8000B40, 0x00000FFF, 0x00000600),
-    MaskWrite(0xF8000B44, 0x00000FFF, 0x00000600),
-    MaskWrite(0xF8000B48, 0x00000FFF, 0x00000672),
-    MaskWrite(0xF8000B4C, 0x00000FFF, 0x00000800),
-    MaskWrite(0xF8000B50, 0x00000FFF, 0x00000674),
-    MaskWrite(0xF8000B54, 0x00000FFF, 0x00000800),
-    MaskWrite(0xF8000B58, 0x00000FFF, 0x00000600),
-    MaskWrite(0xF8000B5C, 0xFFFFFFFF, 0x0018C61C),
-    MaskWrite(0xF8000B60, 0xFFFFFFFF, 0x00F9861C),
-    MaskWrite(0xF8000B64, 0xFFFFFFFF, 0x00F9861C),
-    MaskWrite(0xF8000B68, 0xFFFFFFFF, 0x00F9861C),
-    MaskWrite(0xF8000B6C, 0x00007FFF, 0x00000220),
-    MaskWrite(0xF8000B70, 0x00000001, 0x00000001),
-    MaskWrite(0xF8000B70, 0x00000021, 0x00000020),
-    MaskWrite(0xF8000B70, 0x07FEFFFF, 0x00000823),
-    MaskWrite(0xF8000700, 0x00003FFF, 0x00001600),
-    MaskWrite(0xF8000704, 0x00003FFF, 0x00001602),
-    MaskWrite(0xF8000004, 0xFFFFFFFF, 0x0000767B),
-    MaskWrite(0xF8006000, 0x0001FFFF, 0x00000084),
-    MaskWrite(0xF8006004, 0x0007FFFF, 0x00001081),
-    MaskWrite(0xF8006008, 0x03FFFFFF, 0x03C0780F),
-    MaskWrite(0xF800600C, 0x03FFFFFF, 0x02001001),
-    MaskWrite(0xF8006010, 0x03FFFFFF, 0x00014001),
-    MaskWrite(0xF8006014, 0x001FFFFF, 0x0004281B),
-    MaskWrite(0xF8006018, 0xF7FFFFFF, 0x44E458D2),
-    MaskWrite(0xF800601C, 0xFFFFFFFF, 0x720238E5),
-    MaskWrite(0xF8006020, 0x7FDFFFFC, 0x270872D0),
-    MaskWrite(0xF8006024, 0x0FFFFFC3, 0x00000000),
-    MaskWrite(0xF8006028, 0x00003FFF, 0x00002007),
-    MaskWrite(0xF800602C, 0xFFFFFFFF, 0x00000008),
-    MaskWrite(0xF8006030, 0xFFFFFFFF, 0x00040930),
-    MaskWrite(0xF8006034, 0x13FF3FFF, 0x000116D4),
-    MaskWrite(0xF8006038, 0x00000003, 0x00000000),
-    MaskWrite(0xF800603C, 0x000FFFFF, 0x00000666),
-    MaskWrite(0xF8006040, 0xFFFFFFFF, 0xFFFF0000),
-    MaskWrite(0xF8006044, 0x0FFFFFFF, 0x0F555555),
-    MaskWrite(0xF8006048, 0x0003F03F, 0x0003C008),
-    MaskWrite(0xF8006050, 0xFF0F8FFF, 0x77010800),
-    MaskWrite(0xF8006058, 0x00010000, 0x00000000),
-    MaskWrite(0xF800605C, 0x0000FFFF, 0x00005003),
-    MaskWrite(0xF8006060, 0x000017FF, 0x0000003E),
-    MaskWrite(0xF8006064, 0x00021FE0, 0x00020000),
-    MaskWrite(0xF8006068, 0x03FFFFFF, 0x00284141),
-    MaskWrite(0xF800606C, 0x0000FFFF, 0x00001610),
-    MaskWrite(0xF8006078, 0x03FFFFFF, 0x00466111),
-    MaskWrite(0xF800607C, 0x000FFFFF, 0x00032222),
-    MaskWrite(0xF80060A4, 0xFFFFFFFF, 0x10200802),
-    MaskWrite(0xF80060A8, 0x0FFFFFFF, 0x0690CB73),
-    MaskWrite(0xF80060AC, 0x000001FF, 0x000001FE),
-    MaskWrite(0xF80060B0, 0x1FFFFFFF, 0x1CFFFFFF),
-    MaskWrite(0xF80060B4, 0x00000200, 0x00000200),
-    MaskWrite(0xF80060B8, 0x01FFFFFF, 0x00200066),
-    MaskWrite(0xF80060C4, 0x00000003, 0x00000000),
-    MaskWrite(0xF80060C8, 0x000000FF, 0x00000000),
-    MaskWrite(0xF80060DC, 0x00000001, 0x00000000),
-    MaskWrite(0xF80060F0, 0x0000FFFF, 0x00000000),
-    MaskWrite(0xF80060F4, 0x0000000F, 0x00000008),
-    MaskWrite(0xF8006114, 0x000000FF, 0x00000000),
-    MaskWrite(0xF8006118, 0x7FFFFFCF, 0x40000001),
-    MaskWrite(0xF800611C, 0x7FFFFFCF, 0x40000001),
-    MaskWrite(0xF8006120, 0x7FFFFFCF, 0x40000000),
-    MaskWrite(0xF8006124, 0x7FFFFFCF, 0x40000000),
-    MaskWrite(0xF800612C, 0x000FFFFF, 0x00029000),
-    MaskWrite(0xF8006130, 0x000FFFFF, 0x00029000),
-    MaskWrite(0xF8006134, 0x000FFFFF, 0x00029000),
-    MaskWrite(0xF8006138, 0x000FFFFF, 0x00029000),
-    MaskWrite(0xF8006140, 0x000FFFFF, 0x00000035),
-    MaskWrite(0xF8006144, 0x000FFFFF, 0x00000035),
-    MaskWrite(0xF8006148, 0x000FFFFF, 0x00000035),
-    MaskWrite(0xF800614C, 0x000FFFFF, 0x00000035),
-    MaskWrite(0xF8006154, 0x000FFFFF, 0x00000080),
-    MaskWrite(0xF8006158, 0x000FFFFF, 0x00000080),
-    MaskWrite(0xF800615C, 0x000FFFFF, 0x00000080),
-    MaskWrite(0xF8006160, 0x000FFFFF, 0x00000080),
-    MaskWrite(0xF8006168, 0x001FFFFF, 0x000000F9),
-    MaskWrite(0xF800616C, 0x001FFFFF, 0x000000F9),
-    MaskWrite(0xF8006170, 0x001FFFFF, 0x000000F9),
-    MaskWrite(0xF8006174, 0x001FFFFF, 0x000000F9),
-    MaskWrite(0xF800617C, 0x000FFFFF, 0x000000C0),
-    MaskWrite(0xF8006180, 0x000FFFFF, 0x000000C0),
-    MaskWrite(0xF8006184, 0x000FFFFF, 0x000000C0),
-    MaskWrite(0xF8006188, 0x000FFFFF, 0x000000C0),
-    MaskWrite(0xF8006190, 0x6FFFFEFE, 0x00040080),
-    MaskWrite(0xF8006194, 0x000FFFFF, 0x0001FC82),
-    MaskWrite(0xF8006204, 0xFFFFFFFF, 0x00000000),
-    MaskWrite(0xF8006208, 0x000703FF, 0x000003FF),
-    MaskWrite(0xF800620C, 0x000703FF, 0x000003FF),
-    MaskWrite(0xF8006210, 0x000703FF, 0x000003FF),
-    MaskWrite(0xF8006214, 0x000703FF, 0x000003FF),
-    MaskWrite(0xF8006218, 0x000F03FF, 0x000003FF),
-    MaskWrite(0xF800621C, 0x000F03FF, 0x000003FF),
-    MaskWrite(0xF8006220, 0x000F03FF, 0x000003FF),
-    MaskWrite(0xF8006224, 0x000F03FF, 0x000003FF),
-    MaskWrite(0xF80062A8, 0x00000FF5, 0x00000000),
-    MaskWrite(0xF80062AC, 0xFFFFFFFF, 0x00000000),
-    MaskWrite(0xF80062B0, 0x003FFFFF, 0x00005125),
-    MaskWrite(0xF80062B4, 0x0003FFFF, 0x000012A8),
-    MaskPoll(0xF8000B74, 0x00002000),
-    MaskWrite(0xF8006000, 0x0001FFFF, 0x00000085),
-    MaskPoll(0xF8006054, 0x00000007),
-];