From a8a7f11990d0da31eea9a58fe11ea4ccf1caaf56 Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Fri, 29 Nov 2019 23:37:54 +0100
Subject: [PATCH] zynq::flash: configure quad i/o fast read mode

---
 src/zynq/flash/mod.rs | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/zynq/flash/mod.rs b/src/zynq/flash/mod.rs
index cc1eadf..3866f37 100644
--- a/src/zynq/flash/mod.rs
+++ b/src/zynq/flash/mod.rs
@@ -172,10 +172,14 @@ impl Flash<()> {
         );
 
         self.regs.lqspi_cfg.write(regs::LqspiCfg::zeroed()
-            .inst_code(0x3)
-            .u_page(false)
-            .sep_bus(false)
-            .two_mem(false)
+            // Quad I/O Fast Read
+            .inst_code(0xEB)
+            .mode_bits(0xFF)
+            .dummy_byte(0x2)
+            .mode_en(true)
+            // 2 devices
+            .two_mem(true)
+            // Linear Addressing Mode
             .lq_mode(true)
         );