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authorShawn Guo <shawn.guo@linaro.org>2013-01-17 16:37:42 +0800
committerShawn Guo <shawn.guo@linaro.org>2013-01-29 14:05:41 +0800
commit3e549a69469775ae26dd3bc34365e6da5bdbf18c (patch)
treea09365927f90c3c2e5275b95e8cb2705ac377a6d /arch
parentcd4842f55861202d8b1d8b1ed035f22014f0812c (diff)
ARM: imx: use debug_ll_io_init() for imx6q
Use debug_ll_io_init() to map low level debug port for imx6q, so that arch/arm/mach-imx/lluart.c can be removed. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-imx/Makefile1
-rw-r--r--arch/arm/mach-imx/common.h5
-rw-r--r--arch/arm/mach-imx/lluart.c47
-rw-r--r--arch/arm/mach-imx/mach-imx6q.c3
4 files changed, 2 insertions, 54 deletions
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index 0634b3152c24..f35eb397bd50 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -88,7 +88,6 @@ obj-$(CONFIG_MACH_EUKREA_CPUIMX35SD) += mach-cpuimx35.o
obj-$(CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD) += eukrea_mbimxsd35-baseboard.o
obj-$(CONFIG_MACH_VPR200) += mach-vpr200.o
-obj-$(CONFIG_DEBUG_LL) += lluart.o
obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o
obj-$(CONFIG_HAVE_IMX_MMDC) += mmdc.o
obj-$(CONFIG_HAVE_IMX_SRC) += src.o
diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index 7eb3bb2267b5..d67264097b32 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -116,11 +116,6 @@ void tzic_handle_irq(struct pt_regs *);
extern void imx_enable_cpu(int cpu, bool enable);
extern void imx_set_cpu_jump(int cpu, void *jump_addr);
-#ifdef CONFIG_DEBUG_LL
-extern void imx_lluart_map_io(void);
-#else
-static inline void imx_lluart_map_io(void) {}
-#endif
extern void v7_cpu_resume(void);
extern u32 *pl310_get_save_ptr(void);
#ifdef CONFIG_SMP
diff --git a/arch/arm/mach-imx/lluart.c b/arch/arm/mach-imx/lluart.c
deleted file mode 100644
index 2fdc9bf2fb5e..000000000000
--- a/arch/arm/mach-imx/lluart.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright 2011 Freescale Semiconductor, Inc.
- * Copyright 2011 Linaro Ltd.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-#include <linux/init.h>
-#include <asm/page.h>
-#include <asm/sizes.h>
-#include <asm/mach/map.h>
-
-#include "hardware.h"
-
-#define IMX6Q_UART1_BASE_ADDR 0x02020000
-#define IMX6Q_UART2_BASE_ADDR 0x021e8000
-#define IMX6Q_UART3_BASE_ADDR 0x021ec000
-#define IMX6Q_UART4_BASE_ADDR 0x021f0000
-#define IMX6Q_UART5_BASE_ADDR 0x021f4000
-
-/*
- * IMX6Q_UART_BASE_ADDR is put in the middle to force the expansion
- * of IMX6Q_UART##n##_BASE_ADDR.
- */
-#define IMX6Q_UART_BASE_ADDR(n) IMX6Q_UART##n##_BASE_ADDR
-#define IMX6Q_UART_BASE(n) IMX6Q_UART_BASE_ADDR(n)
-#define IMX6Q_DEBUG_UART_BASE IMX6Q_UART_BASE(CONFIG_DEBUG_IMX6Q_UART_PORT)
-
-static struct map_desc imx_lluart_desc = {
-#ifdef CONFIG_DEBUG_IMX6Q_UART
- .virtual = IMX_IO_P2V(IMX6Q_DEBUG_UART_BASE),
- .pfn = __phys_to_pfn(IMX6Q_DEBUG_UART_BASE),
- .length = 0x4000,
- .type = MT_DEVICE,
-#endif
-};
-
-void __init imx_lluart_map_io(void)
-{
- if (imx_lluart_desc.virtual)
- iotable_init(&imx_lluart_desc, 1);
-}
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index a009df79fa0a..ce7476d49271 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -31,6 +31,7 @@
#include <asm/hardware/cache-l2x0.h>
#include <asm/hardware/gic.h>
#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/system_misc.h>
@@ -216,7 +217,7 @@ static void __init imx6q_init_late(void)
static void __init imx6q_map_io(void)
{
- imx_lluart_map_io();
+ debug_ll_io_init();
imx_scu_map_io();
}