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davinci: Add watchdog base address flexibility

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The watchdog code currently hardcodes the base address
of the timer its using.  To support new SoCs, make it
support timers at any address.  Use the soc_info structure
to do this.

Signed-off-by: Mark A. Greer <mgreer@mvista.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Mark A. Greer
2009-04-15 12:40:21 -07:00
committed by Kevin Hilman
parent f64691b3ab
commit 951d6f6d70
7 changed files with 12 additions and 5 deletions
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5
arch/arm/mach-davinci/time.c
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@@ -35,8 +35,6 @@
static struct clock_event_device clockevent_davinci;
static unsigned int davinci_clock_tick_rate;
#define DAVINCI_WDOG_BASE (IO_PHYS + 0x21C00)
/*
* This driver configures the 2 64-bit count-up timers as 4 independent
* 32-bit count-up timers used as follows:
@@ -343,7 +341,8 @@ struct sys_timer davinci_timer = {
void davinci_watchdog_reset(void)
{
u32 tgcr, wdtcr;
void __iomem *base = IO_ADDRESS(DAVINCI_WDOG_BASE);
struct davinci_soc_info *soc_info = &davinci_soc_info;
void __iomem *base = soc_info->wdt_base;
struct clk *wd_clk;
wd_clk = clk_get(&davinci_wdt_device.dev, NULL);