diff options
| -rw-r--r-- | arch/arm/mach-realview/core.c | 38 | ||||
| -rw-r--r-- | arch/arm/mach-realview/core.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_eb.c | 13 | ||||
| -rw-r--r-- | include/asm-arm/arch-realview/board-eb.h | 2 | ||||
| -rw-r--r-- | include/asm-arm/arch-realview/platform.h | 2 |
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 */ |