From e0af09e96509ee091ca94cbe64dd818a4a221fdd Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Mon, 20 Jun 2011 07:59:09 -0700
Subject: b100: also spi wait before using spi to ensure its ready

---
 host/lib/usrp/b100/b100_iface.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'host/lib/usrp')

diff --git a/host/lib/usrp/b100/b100_iface.cpp b/host/lib/usrp/b100/b100_iface.cpp
index 402560c33..f0e241541 100644
--- a/host/lib/usrp/b100/b100_iface.cpp
+++ b/host/lib/usrp/b100/b100_iface.cpp
@@ -282,6 +282,7 @@ public:
 
         boost::uint16_t ctrl = SPI_CTRL_ASS | (SPI_CTRL_CHAR_LEN_MASK & num_bits) | edge_flags;
 
+        spi_wait();
         poke16(B100_REG_SPI_DIV, 0x0001); // = fpga_clk / 4
         poke32(B100_REG_SPI_SS, which_slave & 0xFFFF);
         poke32(B100_REG_SPI_TXRX0, bits);
-- 
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