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sparc32: Convert PC RTC probing to pure OF driver.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-08-30 00:23:51 -07:00
parent afc88ad6b3
commit 75081322c9
1 changed files with 17 additions and 13 deletions
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28
drivers/char/rtc.c
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@ -88,12 +88,12 @@
#endif
#ifdef CONFIG_SPARC32
#include <linux/pci.h>
#include <linux/jiffies.h>
#include <asm/ebus.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <asm/io.h>
static unsigned long rtc_port;
static int rtc_irq = PCI_IRQ_NONE;
static int rtc_irq;
#endif
#ifdef CONFIG_HPET_RTC_IRQ
@ -973,8 +973,8 @@ static int __init rtc_init(void)
char *guess = NULL;
#endif
#ifdef CONFIG_SPARC32
struct linux_ebus *ebus;
struct linux_ebus_device *edev;
struct device_node *ebus_dp;
struct of_device *op;
#else
void *r;
#ifdef RTC_IRQ
@ -983,21 +983,25 @@ static int __init rtc_init(void)
#endif
#ifdef CONFIG_SPARC32
for_each_ebus(ebus) {
for_each_ebusdev(edev, ebus) {
if (strcmp(edev->prom_node->name, "rtc") == 0) {
rtc_port = edev->resource[0].start;
rtc_irq = edev->irqs[0];
for_each_node_by_name(ebus_dp, "ebus") {
struct device_node *dp;
for (dp = ebus_dp; dp; dp = dp->sibling) {
if (!strcmp(dp->name, "rtc")) {
op = of_find_device_by_node(dp);
if (op) {
rtc_port = op->resource[0].start;
rtc_irq = op->irqs[0];
goto found;
}
}
}
}
rtc_has_irq = 0;
printk(KERN_ERR "rtc_init: no PC rtc found\n");
return -EIO;
found:
if (rtc_irq == PCI_IRQ_NONE) {
if (!rtc_irq) {
rtc_has_irq = 0;
goto no_irq;
}