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| author | Kumar Gala <galak@kernel.crashing.org> | 2007-08-16 23:44:00 -0500 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2007-08-17 13:18:58 -0500 |
| commit | ada3ea6fcde45abc55e2af0e564455fd7f943a79 (patch) | |
| tree | 1c08937ddd5e7dfacbb1a087cc00284c7965c443 | |
| parent | 28e8351ac22de25034e048c680014ad824323c65 (diff) | |
| download | op-kernel-dev-ada3ea6fcde45abc55e2af0e564455fd7f943a79.zip op-kernel-dev-ada3ea6fcde45abc55e2af0e564455fd7f943a79.tar.gz | |
[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>
| -rw-r--r-- | arch/powerpc/sysdev/rtc_cmos_setup.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/powerpc/sysdev/rtc_cmos_setup.c b/arch/powerpc/sysdev/rtc_cmos_setup.c index e276048..0c9ac7e 100644 --- a/arch/powerpc/sysdev/rtc_cmos_setup.c +++ b/arch/powerpc/sysdev/rtc_cmos_setup.c @@ -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); |
