libboard_zynq/ddr: use ps7_init for redpitaya ddr

libboard_zynq/src/ddr/mod.rs

@@ -4,6 +4,9 @@ use crate::{print, println};
 use super::slcr::{self, DdriobVrefSel};
 use super::clocks::{Clocks, source::{DdrPll, ClockSource}};
 
+#[cfg(feature = "target_redpitaya")]
+use super::ps7_init;
+
 mod regs;
 
 #[cfg(feature = "target_zc706")]
@@ -27,15 +30,23 @@ pub struct DdrRam {
 
 impl DdrRam {
     pub fn ddrram() -> Self {
-        let clocks = Self::clock_setup();
-        Self::calibrate_iob_impedance(&clocks);
-        Self::configure_iob();
-
-        let regs = regs::RegisterBlock::ddrc();
-        let mut ddr = DdrRam { regs };
-        ddr.configure();
-        ddr.reset_ddrc();
-        ddr
+        if cfg!(feature = "target_redpitaya") {
+            // We have not yet fixed red pitaya initialization yet.  It seems
+            // that the clock configuration, iob settings and ddr settings are
+            // all problematic
+            ps7_init::apply();
+            let regs = regs::RegisterBlock::ddrc();
+            DdrRam { regs }
+        } else {
+            let clocks = Self::clock_setup();
+            Self::calibrate_iob_impedance(&clocks);
+            Self::configure_iob();
+            let regs = regs::RegisterBlock::ddrc();
+            let mut ddr = DdrRam { regs };
+            ddr.configure();
+            ddr.reset_ddrc();
+            ddr
+        }
     }
 
     /// Zynq-7000 AP SoC Technical Reference Manual:

libboard_zynq/src/ps7_init/mod.rs

@@ -1,12 +1,14 @@
-#![cfg(feature = "target_zc706")]
 
 use crate::println;
 
 mod zc706;
+mod redpitaya;
 // mod cora_z7_10;
 
 #[cfg(feature = "target_zc706")]
 use zc706 as target;
+#[cfg(feature = "target_redpitaya")]
+use redpitaya as target;
 // #[cfg(feature = "target_cora_z7_10")]
 // use cora_z7_10 as target;
 

libboard_zynq/src/ps7_init/redpitaya.rs

@@ -0,0 +1,106 @@
+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),
+];