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[POWERPC] Add interrupt resource for RTC CMOS driver 

The RTC CMOS driver expects the interrupt to be a resource of the platform
device.  Use a fixed interrupt value of 8 since on PPC if we are using this
its off an i8259 which we ensure has interrupt numbers 0..15.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2007-08-16 23:44:00 -05:00
parent 28e8351ac2
commit ada3ea6fcd
1 changed files with 13 additions and 4 deletions
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17
arch/powerpc/sysdev/rtc_cmos_setup.c
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@ -20,14 +20,16 @@ static int __init add_rtc(void)
{
struct device_node *np;
struct platform_device *pd;
struct resource res;
struct resource res[2];
int ret;
memset(&res, 0, sizeof(res));
np = of_find_compatible_node(NULL, NULL, "pnpPNP,b00");
if (!np)
return -ENODEV;
ret = of_address_to_resource(np, 0, &res);
ret = of_address_to_resource(np, 0, &res[0]);
of_node_put(np);
if (ret)
return ret;
@ -36,11 +38,18 @@ static int __init add_rtc(void)
* RTC_PORT(x) is hardcoded in asm/mc146818rtc.h. Verify that the
* address provided by the device node matches.
*/
if (res.start != RTC_PORT(0))
if (res[0].start != RTC_PORT(0))
return -EINVAL;
/* Use a fixed interrupt value of 8 since on PPC if we are using this
* its off an i8259 which we ensure has interrupt numbers 0..15. */
res[1].start = 8;
res[1].end = 8;
res[1].flags = IORESOURCE_IRQ;
pd = platform_device_register_simple("rtc_cmos", -1,
&res, 1);
&res[0], 2);
if (IS_ERR(pd))
return PTR_ERR(pd);