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Message-Id: <13a04fc77bd93b2ad5a15a8967627a11fb7c8925.1392028615.git.michal.simek@xilinx.com>
Date:	Mon, 10 Feb 2014 11:37:03 +0100
From:	Michal Simek <michal.simek@...inx.com>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	monstr@...str.eu, Josh Cartwright <josh.cartwright@...com>,
	Steffen Trumtrar <s.trumtrar@...gutronix.de>,
	Rob Herring <robherring2@...il.com>,
	Peter Crosthwaite <peter.crosthwaite@...inx.com>,
	Russell King <linux@....linux.org.uk>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: zynq: Add waituart implementation

Add missing waituart implementation.

Signed-off-by: Michal Simek <michal.simek@...inx.com>
---

 arch/arm/include/debug/zynq.S | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/include/debug/zynq.S b/arch/arm/include/debug/zynq.S
index f9aa974..0b762fa 100644
--- a/arch/arm/include/debug/zynq.S
+++ b/arch/arm/include/debug/zynq.S
@@ -42,6 +42,9 @@
 		.endm

 		.macro	waituart,rd,rx
+1001:		ldr	\rd, [\rx, #UART_SR_OFFSET]
+		tst	\rd, #UART_SR_TXEMPTY
+		beq	1001b
 		.endm

 		.macro	busyuart,rd,rx
--
1.8.2.3


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