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-rw-r--r--arch/arm/mach-realview/core.c38
-rw-r--r--arch/arm/mach-realview/core.h4
-rw-r--r--arch/arm/mach-realview/realview_eb.c13
-rw-r--r--include/asm-arm/arch-realview/board-eb.h2
-rw-r--r--include/asm-arm/arch-realview/platform.h2
5 files changed, 34 insertions, 25 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index f3cf5712091c..131990d196f5 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -444,10 +444,10 @@ void realview_leds_event(led_event_t ledevt)
/*
* Where is the timer (VA)?
*/
-#define TIMER0_VA_BASE __io_address(REALVIEW_TIMER0_1_BASE)
-#define TIMER1_VA_BASE (__io_address(REALVIEW_TIMER0_1_BASE) + 0x20)
-#define TIMER2_VA_BASE __io_address(REALVIEW_TIMER2_3_BASE)
-#define TIMER3_VA_BASE (__io_address(REALVIEW_TIMER2_3_BASE) + 0x20)
+void __iomem *timer0_va_base;
+void __iomem *timer1_va_base;
+void __iomem *timer2_va_base;
+void __iomem *timer3_va_base;
/*
* How long is the timer interval?
@@ -474,7 +474,7 @@ static void timer_set_mode(enum clock_event_mode mode,
switch(mode) {
case CLOCK_EVT_MODE_PERIODIC:
- writel(TIMER_RELOAD, TIMER0_VA_BASE + TIMER_LOAD);
+ writel(TIMER_RELOAD, timer0_va_base + TIMER_LOAD);
ctrl = TIMER_CTRL_PERIODIC;
ctrl |= TIMER_CTRL_32BIT | TIMER_CTRL_IE | TIMER_CTRL_ENABLE;
@@ -490,16 +490,16 @@ static void timer_set_mode(enum clock_event_mode mode,
ctrl = 0;
}
- writel(ctrl, TIMER0_VA_BASE + TIMER_CTRL);
+ writel(ctrl, timer0_va_base + TIMER_CTRL);
}
static int timer_set_next_event(unsigned long evt,
struct clock_event_device *unused)
{
- unsigned long ctrl = readl(TIMER0_VA_BASE + TIMER_CTRL);
+ unsigned long ctrl = readl(timer0_va_base + TIMER_CTRL);
- writel(evt, TIMER0_VA_BASE + TIMER_LOAD);
- writel(ctrl | TIMER_CTRL_ENABLE, TIMER0_VA_BASE + TIMER_CTRL);
+ writel(evt, timer0_va_base + TIMER_LOAD);
+ writel(ctrl | TIMER_CTRL_ENABLE, timer0_va_base + TIMER_CTRL);
return 0;
}
@@ -535,7 +535,7 @@ static irqreturn_t realview_timer_interrupt(int irq, void *dev_id)
struct clock_event_device *evt = &timer0_clockevent;
/* clear the interrupt */
- writel(1, TIMER0_VA_BASE + TIMER_INTCLR);
+ writel(1, timer0_va_base + TIMER_INTCLR);
evt->event_handler(evt);
@@ -550,7 +550,7 @@ static struct irqaction realview_timer_irq = {
static cycle_t realview_get_cycles(void)
{
- return ~readl(TIMER3_VA_BASE + TIMER_VALUE);
+ return ~readl(timer3_va_base + TIMER_VALUE);
}
static struct clocksource clocksource_realview = {
@@ -565,11 +565,11 @@ static struct clocksource clocksource_realview = {
static void __init realview_clocksource_init(void)
{
/* setup timer 0 as free-running clocksource */
- writel(0, TIMER3_VA_BASE + TIMER_CTRL);
- writel(0xffffffff, TIMER3_VA_BASE + TIMER_LOAD);
- writel(0xffffffff, TIMER3_VA_BASE + TIMER_VALUE);
+ writel(0, timer3_va_base + TIMER_CTRL);
+ writel(0xffffffff, timer3_va_base + TIMER_LOAD);
+ writel(0xffffffff, timer3_va_base + TIMER_VALUE);
writel(TIMER_CTRL_32BIT | TIMER_CTRL_ENABLE | TIMER_CTRL_PERIODIC,
- TIMER3_VA_BASE + TIMER_CTRL);
+ timer3_va_base + TIMER_CTRL);
clocksource_realview.mult =
clocksource_khz2mult(1000, clocksource_realview.shift);
@@ -606,10 +606,10 @@ void __init realview_timer_init(unsigned int timer_irq)
/*
* Initialise to a known state (all timers off)
*/
- writel(0, TIMER0_VA_BASE + TIMER_CTRL);
- writel(0, TIMER1_VA_BASE + TIMER_CTRL);
- writel(0, TIMER2_VA_BASE + TIMER_CTRL);
- writel(0, TIMER3_VA_BASE + TIMER_CTRL);
+ writel(0, timer0_va_base + TIMER_CTRL);
+ writel(0, timer1_va_base + TIMER_CTRL);
+ writel(0, timer2_va_base + TIMER_CTRL);
+ writel(0, timer3_va_base + TIMER_CTRL);
/*
* Make irqs happen for the system timer
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 6fcaeae16db9..33dbbb41a663 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -55,6 +55,10 @@ extern void __iomem *gic_cpu_base_addr;
extern void __iomem *twd_base_addr;
extern unsigned int twd_size;
#endif
+extern void __iomem *timer0_va_base;
+extern void __iomem *timer1_va_base;
+extern void __iomem *timer2_va_base;
+extern void __iomem *timer3_va_base;
extern void realview_leds_event(led_event_t ledevt);
extern void realview_timer_init(unsigned int timer_irq);
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 860e3ca833ed..c5e5f07b5f5e 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -66,13 +66,13 @@ static struct map_desc realview_eb_io_desc[] __initdata = {
.length = SZ_4K,
.type = MT_DEVICE,
}, {
- .virtual = IO_ADDRESS(REALVIEW_TIMER0_1_BASE),
- .pfn = __phys_to_pfn(REALVIEW_TIMER0_1_BASE),
+ .virtual = IO_ADDRESS(REALVIEW_EB_TIMER0_1_BASE),
+ .pfn = __phys_to_pfn(REALVIEW_EB_TIMER0_1_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
- .virtual = IO_ADDRESS(REALVIEW_TIMER2_3_BASE),
- .pfn = __phys_to_pfn(REALVIEW_TIMER2_3_BASE),
+ .virtual = IO_ADDRESS(REALVIEW_EB_TIMER2_3_BASE),
+ .pfn = __phys_to_pfn(REALVIEW_EB_TIMER2_3_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
},
@@ -337,6 +337,11 @@ static void __init realview_eb_timer_init(void)
{
unsigned int timer_irq;
+ timer0_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE);
+ timer1_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE) + 0x20;
+ timer2_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE);
+ timer3_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE) + 0x20;
+
if (core_tile_eb11mp()) {
#ifdef CONFIG_LOCAL_TIMERS
twd_base_addr = __io_address(REALVIEW_EB11MP_TWD_BASE);
diff --git a/include/asm-arm/arch-realview/board-eb.h b/include/asm-arm/arch-realview/board-eb.h
index 8adb81e7d1b9..142d77a72f39 100644
--- a/include/asm-arm/arch-realview/board-eb.h
+++ b/include/asm-arm/arch-realview/board-eb.h
@@ -26,6 +26,8 @@
/*
* RealView EB + ARM11MPCore peripheral addresses
*/
+#define REALVIEW_EB_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */
+#define REALVIEW_EB_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */
#define REALVIEW_EB_GIC_CPU_BASE 0x10040000 /* Generic interrupt controller CPU interface */
#define REALVIEW_EB_GIC_DIST_BASE 0x10041000 /* Generic interrupt controller distributor */
diff --git a/include/asm-arm/arch-realview/platform.h b/include/asm-arm/arch-realview/platform.h
index 08d6f05ce0a1..7aa78a5ebc88 100644
--- a/include/asm-arm/arch-realview/platform.h
+++ b/include/asm-arm/arch-realview/platform.h
@@ -190,8 +190,6 @@
#define REALVIEW_SCI_BASE 0x1000E000 /* Smart card controller */
/* Reserved 0x1000F000 */
#define REALVIEW_WATCHDOG_BASE 0x10010000 /* watchdog interface */
-#define REALVIEW_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */
-#define REALVIEW_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */
#define REALVIEW_GPIO0_BASE 0x10013000 /* GPIO port 0 */
#define REALVIEW_GPIO1_BASE 0x10014000 /* GPIO port 1 */
#define REALVIEW_GPIO2_BASE 0x10015000 /* GPIO port 2 */
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