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yaml
---
r: 296773
b: refs/heads/master
c: 7cbc353
h: refs/heads/master
i:
  296771: 6eb5144
v: v3
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Wolfram Sang authored and Wim Van Sebroeck committed Mar 27, 2012
1 parent baff58b commit 5073f92
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Showing 2 changed files with 12 additions and 13 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 19f505f09c60d637c695a8e8c4768570e2309631
refs/heads/master: 7cbc353540c31ffaf65ad44d89b955be0f1d04dc
23 changes: 11 additions & 12 deletions trunk/drivers/watchdog/pnx4008_wdt.c
Original file line number Diff line number Diff line change
Expand Up @@ -95,22 +95,21 @@ static void wdt_enable(void)
spin_lock(&io_lock);

/* stop counter, initiate counter reset */
__raw_writel(RESET_COUNT, WDTIM_CTRL(wdt_base));
writel(RESET_COUNT, WDTIM_CTRL(wdt_base));
/*wait for reset to complete. 100% guarantee event */
while (__raw_readl(WDTIM_COUNTER(wdt_base)))
while (readl(WDTIM_COUNTER(wdt_base)))
cpu_relax();
/* internal and external reset, stop after that */
__raw_writel(M_RES2 | STOP_COUNT0 | RESET_COUNT0,
WDTIM_MCTRL(wdt_base));
writel(M_RES2 | STOP_COUNT0 | RESET_COUNT0, WDTIM_MCTRL(wdt_base));
/* configure match output */
__raw_writel(MATCH_OUTPUT_HIGH, WDTIM_EMR(wdt_base));
writel(MATCH_OUTPUT_HIGH, WDTIM_EMR(wdt_base));
/* clear interrupt, just in case */
__raw_writel(MATCH_INT, WDTIM_INT(wdt_base));
writel(MATCH_INT, WDTIM_INT(wdt_base));
/* the longest pulse period 65541/(13*10^6) seconds ~ 5 ms. */
__raw_writel(0xFFFF, WDTIM_PULSE(wdt_base));
__raw_writel(heartbeat * WDOG_COUNTER_RATE, WDTIM_MATCH0(wdt_base));
writel(0xFFFF, WDTIM_PULSE(wdt_base));
writel(heartbeat * WDOG_COUNTER_RATE, WDTIM_MATCH0(wdt_base));
/*enable counter, stop when debugger active */
__raw_writel(COUNT_ENAB | DEBUG_EN, WDTIM_CTRL(wdt_base));
writel(COUNT_ENAB | DEBUG_EN, WDTIM_CTRL(wdt_base));

spin_unlock(&io_lock);
}
Expand All @@ -119,7 +118,7 @@ static void wdt_disable(void)
{
spin_lock(&io_lock);

__raw_writel(0, WDTIM_CTRL(wdt_base)); /*stop counter */
writel(0, WDTIM_CTRL(wdt_base)); /*stop counter */

spin_unlock(&io_lock);
}
Expand Down Expand Up @@ -269,8 +268,8 @@ static int __devinit pnx4008_wdt_probe(struct platform_device *pdev)
if (ret)
goto out;

boot_status = (__raw_readl(WDTIM_RES(wdt_base)) &
WDOG_RESET) ? WDIOF_CARDRESET : 0;
boot_status = (readl(WDTIM_RES(wdt_base)) & WDOG_RESET) ?
WDIOF_CARDRESET : 0;
wdt_disable(); /*disable for now */
clk_disable(wdt_clk);

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