diff options
Diffstat (limited to 'arch/arm/mach-realview/core.c')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 98aefc9f4df3..131990d196f5 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -109,22 +109,21 @@ static struct flash_platform_data realview_flash_data = { .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, }; +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, .end = REALVIEW_I2C_BASE + SZ_4K - 1, @@ -445,10 +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? @@ -475,7 +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; @@ -491,16 +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; } @@ -536,7 +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); @@ -551,7 +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 = { @@ -566,11 +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); @@ -607,10 +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 |