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- #include <linux/platform_device.h>
- #include <linux/err.h>
- #include <linux/init.h>
- #include <linux/module.h>
- #include <linux/mc146818rtc.h>
- #include <asm/prom.h>
- static int __init add_rtc(void)
- {
- struct device_node *np;
- struct platform_device *pd;
- struct resource res[2];
- unsigned int num_res = 1;
- 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[0]);
- of_node_put(np);
- if (ret)
- return ret;
-
- if (res[0].start != RTC_PORT(0))
- return -EINVAL;
- np = of_find_compatible_node(NULL, NULL, "chrp,iic");
- if (!np)
- np = of_find_compatible_node(NULL, NULL, "pnpPNP,000");
- if (np) {
- of_node_put(np);
-
- res[1].start = 8;
- res[1].end = 8;
- res[1].flags = IORESOURCE_IRQ;
- num_res++;
- }
- pd = platform_device_register_simple("rtc_cmos", -1,
- &res[0], num_res);
- return PTR_ERR_OR_ZERO(pd);
- }
- fs_initcall(add_rtc);
- MODULE_LICENSE("GPL");
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