openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[WATCHDOG] w83697hf/hg WDT driver - patch 12 

This is patch 12 in the series of patches that converts
Marcus Junker's w83697hf watchdog driver to Samuel Tardieau's
w83697hf/hg watchdog driver.

This patch contains following changes:
 - Add w83697hf_write_timeout() to set the
   watchdog's timeout value.

Signed-off-by: Samuel Tardieu <sam@rfc1149.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Samuel Tardieu 2006-09-07 11:57:00 +02:00 committed by Wim Van Sebroeck
parent a7933e05d4
commit d46ab596e2
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/char/watchdog/w83697hf_wdt.c
View File

@ -83,8 +83,8 @@ w83697hf_lock(void)
}
/*
* The two functions w83697hf_get_reg() and w83697hf_set_reg()
* must be called with the device unlocked.
* The three functions w83697hf_get_reg(), w83697hf_set_reg() and
* w83697hf_write_timeout() must be called with the device unlocked.
*/
static unsigned char
@ -101,6 +101,12 @@ w83697hf_set_reg(unsigned char reg, unsigned char data)
outb_p(data, W83697HF_EFDR);
}
static void
w83697hf_write_timeout(int timeout)
{
w83697hf_set_reg(0xF4, timeout); /* Write Timeout counter to CRF4 */
}
static void
w83697hf_select_wdt(void)
{
@ -157,7 +163,7 @@ wdt_ctrl(int timeout)
w83697hf_select_wdt();
w83697hf_set_reg(0xF4, timeout); /* Write Timeout counter to CRF4 */
w83697hf_write_timeout(timeout);
w83697hf_deselect_wdt();