#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/irq.h>
-#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <asm/mach/mmc.h>
#define REALVIEW_REFCOUNTER (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_24MHz_OFFSET)
+/* used by entry-macro.S */
+void __iomem *gic_cpu_base_addr;
+
/*
* This is the RealView sched_clock implementation. This has
* a resolution of 41.7ns, and a maximum value of about 179s.
.set_vpp = realview_flash_set_vpp,
};
-static struct resource realview_flash_resource = {
- .start = REALVIEW_FLASH_BASE,
- .end = REALVIEW_FLASH_BASE + REALVIEW_FLASH_SIZE,
- .flags = IORESOURCE_MEM,
-};
-
struct platform_device realview_flash_device = {
.name = "armflash",
.id = 0,
.dev = {
.platform_data = &realview_flash_data,
},
- .num_resources = 1,
- .resource = &realview_flash_resource,
-};
-
-static struct resource realview_smc91x_resources[] = {
- [0] = {
- .start = REALVIEW_ETH_BASE,
- .end = REALVIEW_ETH_BASE + SZ_64K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_ETH,
- .end = IRQ_ETH,
- .flags = IORESOURCE_IRQ,
- },
};
-struct platform_device realview_smc91x_device = {
- .name = "smc91x",
- .id = 0,
- .num_resources = ARRAY_SIZE(realview_smc91x_resources),
- .resource = realview_smc91x_resources,
-};
+int realview_flash_register(struct resource *res, u32 num)
+{
+ realview_flash_device.resource = res;
+ realview_flash_device.num_resources = num;
+ return platform_device_register(&realview_flash_device);
+}
static struct resource realview_i2c_resource = {
.start = REALVIEW_I2C_BASE,
/*
* 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?
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;
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;
}
.set_mode = timer_set_mode,
.set_next_event = timer_set_next_event,
.rating = 300,
- .irq = IRQ_TIMERINT0_1,
.cpumask = CPU_MASK_ALL,
};
-static void __init realview_clockevents_init(void)
+static void __init realview_clockevents_init(unsigned int timer_irq)
{
+ timer0_clockevent.irq = timer_irq;
timer0_clockevent.mult =
div_sc(1000000, NSEC_PER_SEC, timer0_clockevent.shift);
timer0_clockevent.max_delta_ns =
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);
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 = {
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);
}
/*
- * Set up timer interrupt, and return the current time in seconds.
+ * Set up the clock source and clock events devices
*/
-static void __init realview_timer_init(void)
+void __init realview_timer_init(unsigned int timer_irq)
{
u32 val;
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
+ /*
+ * The dummy clock device has to be registered before the main device
+ * so that the latter will broadcast the clock events
+ */
+ local_timer_setup(smp_processor_id());
+#endif
+
/*
* set clock frequency:
* REALVIEW_REFCLK is 32KHz
/*
* 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
*/
- setup_irq(IRQ_TIMERINT0_1, &realview_timer_irq);
+ setup_irq(timer_irq, &realview_timer_irq);
realview_clocksource_init();
- realview_clockevents_init();
+ realview_clockevents_init(timer_irq);
}
-
-struct sys_timer realview_timer = {
- .init = realview_timer_init,
-};