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authorLinus Walleij <linus.walleij@linaro.org>2011-03-29 16:53:29 +0200
committerLinus Walleij <linus.walleij@linaro.org>2011-05-24 22:11:48 +0200
commit118718905de6e32c11e09a8f41c7abff6155ba19 (patch)
tree1edc391f526bc4021f1eb41ff71c645d75be71d6 /arch/arm
parent9f3c645c68a42083117bbfeaa9aadb053b494090 (diff)
downloadlinux-linaro-stable-118718905de6e32c11e09a8f41c7abff6155ba19.tar.gz
mach-ux500: make PRCMU base address dynamic
This makes the PRCMU base address be selected at runtime for U8500 and U5500 instead of being compiled-in. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-ux500/cpu-db5500.c2
-rw-r--r--arch/arm/mach-ux500/cpu-db8500.c2
-rw-r--r--arch/arm/mach-ux500/cpu.c2
-rw-r--r--arch/arm/mach-ux500/include/mach/hardware.h1
-rw-r--r--arch/arm/mach-ux500/include/mach/prcmu-regs.h2
5 files changed, 7 insertions, 2 deletions
diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c
index c9dc2eff3cb2..c01bc19e3c5e 100644
--- a/arch/arm/mach-ux500/cpu-db5500.c
+++ b/arch/arm/mach-ux500/cpu-db5500.c
@@ -188,6 +188,8 @@ void __init u5500_map_io(void)
ux500_map_io();
iotable_init(u5500_io_desc, ARRAY_SIZE(u5500_io_desc));
+
+ _PRCMU_BASE = __io_address(U5500_PRCMU_BASE);
}
static int usb_db5500_rx_dma_cfg[] = {
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 516126cb357d..3d419fef0470 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -87,6 +87,8 @@ void __init u8500_map_io(void)
iotable_init(u8500_v1_io_desc, ARRAY_SIZE(u8500_v1_io_desc));
else if (cpu_is_u8500v2())
iotable_init(u8500_v2_io_desc, ARRAY_SIZE(u8500_v2_io_desc));
+
+ _PRCMU_BASE = __io_address(U8500_PRCMU_BASE);
}
static struct resource db8500_pmu_resources[] = {
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 5a43107c6232..0190e0e68b4d 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -23,6 +23,8 @@
#include "clock.h"
+void __iomem *_PRCMU_BASE;
+
#ifdef CONFIG_CACHE_L2X0
static void __iomem *l2x0_base;
#endif
diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h
index bf63f2631ba0..2c6f71049f2e 100644
--- a/arch/arm/mach-ux500/include/mach/hardware.h
+++ b/arch/arm/mach-ux500/include/mach/hardware.h
@@ -35,6 +35,7 @@
#ifndef __ASSEMBLY__
#include <mach/id.h>
+extern void __iomem *_PRCMU_BASE;
#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
diff --git a/arch/arm/mach-ux500/include/mach/prcmu-regs.h b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
index 455467e88791..c1226da19bfb 100644
--- a/arch/arm/mach-ux500/include/mach/prcmu-regs.h
+++ b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
@@ -15,8 +15,6 @@
#include <mach/hardware.h>
-#define _PRCMU_BASE IO_ADDRESS(U8500_PRCMU_BASE)
-
#define PRCM_ARM_PLLDIVPS (_PRCMU_BASE + 0x118)
#define PRCM_ARM_CHGCLKREQ (_PRCMU_BASE + 0x114)
#define PRCM_PLLARM_ENABLE (_PRCMU_BASE + 0x98)