From 385f02b1696004461d89589e69ae7247081a74a2 Mon Sep 17 00:00:00 2001
From: Josh Cartwright <josh.cartwright@ni.com>
Date: Mon, 19 Nov 2012 10:16:01 -0600
Subject: ARM: zynq: make use of debug_ll_io_init()

Convert low-level debugging routines to make use of debug_ll_io_init().
This is part of the preparation for ARCH_MULTIPLATFORM support for Zynq.

Signed-off-by: Josh Cartwright <josh.cartwright@ni.com>
Tested-by: Michal Simek <michal.simek@xilinx.com>
---
 arch/arm/mach-zynq/common.c                   | 25 ++++++-------------
 arch/arm/mach-zynq/include/mach/debug-macro.S | 36 ---------------------------
 2 files changed, 7 insertions(+), 54 deletions(-)
 delete mode 100644 arch/arm/mach-zynq/include/mach/debug-macro.S

(limited to 'arch/arm/mach-zynq')

diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index 2202f67c8a09..a2f48daa11ca 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -72,23 +72,11 @@ static void __init xilinx_irq_init(void)
  * running include the GIC, UART and Timer Counter.
  */
 
-static struct map_desc io_desc[] __initdata = {
-	{
-		.virtual	= SCU_PERIPH_VIRT,
-		.pfn		= __phys_to_pfn(SCU_PERIPH_PHYS),
-		.length		= SCU_PERIPH_SIZE,
-		.type		= MT_DEVICE,
-	},
-
-#ifdef CONFIG_DEBUG_LL
-	{
-		.virtual	= LL_UART_VADDR,
-		.pfn		= __phys_to_pfn(LL_UART_PADDR),
-		.length		= UART_SIZE,
-		.type		= MT_DEVICE,
-	},
-#endif
-
+static struct map_desc scu_desc __initdata = {
+	.virtual	= SCU_PERIPH_VIRT,
+	.pfn		= __phys_to_pfn(SCU_PERIPH_PHYS),
+	.length		= SCU_PERIPH_SIZE,
+	.type		= MT_DEVICE,
 };
 
 static void __init xilinx_zynq_timer_init(void)
@@ -117,7 +105,8 @@ static struct sys_timer xttcpss_sys_timer = {
  */
 static void __init xilinx_map_io(void)
 {
-	iotable_init(io_desc, ARRAY_SIZE(io_desc));
+	debug_ll_io_init();
+	iotable_init(&scu_desc, 1);
 }
 
 static const char *xilinx_dt_match[] = {
diff --git a/arch/arm/mach-zynq/include/mach/debug-macro.S b/arch/arm/mach-zynq/include/mach/debug-macro.S
deleted file mode 100644
index 3ab0be1f6191..000000000000
--- a/arch/arm/mach-zynq/include/mach/debug-macro.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/* arch/arm/mach-zynq/include/mach/debug-macro.S
- *
- * Debugging macro include header
- *
- *  Copyright (C) 2011 Xilinx
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <mach/zynq_soc.h>
-#include <mach/uart.h>
-
-		.macro	addruart, rp, rv, tmp
-		ldr	\rp, =LL_UART_PADDR	@ physical
-		ldr	\rv, =LL_UART_VADDR	@ virtual
-		.endm
-
-		.macro	senduart,rd,rx
-		str	\rd, [\rx, #UART_FIFO_OFFSET]	@ TXDATA
-		.endm
-
-		.macro	waituart,rd,rx
-		.endm
-
-		.macro	busyuart,rd,rx
-1002:		ldr	\rd, [\rx, #UART_SR_OFFSET]	@ get status register
-		tst	\rd, #UART_SR_TXFULL		@
-		bne	1002b			@ wait if FIFO is full
-		.endm
-- 
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