On Tue, 4 Dec 2007 16:46:51 -0800, Andrew Sharp <[EMAIL PROTECTED]> wrote:
> +struct rtc_plat_data {
> +     struct rtc_device *rtc;
> +     void __iomem *ioaddr;           /* virtual base address */
> +     unsigned long baseaddr;         /* physical base address */
> +     int size;                               /* amount of memory mapped */
> +     int irq;
> +     unsigned int irqen;
> +     int alrm_sec;
> +     int alrm_min;
> +     int alrm_hour;
> +     int alrm_mday;
> +};
> +
> +static DEFINE_SPINLOCK(ds1511_lock);
> +
> +static __iomem char *ds1511_base;

If you used ds1511_base, ioaddr in rtc_plat_data is not needed.

> + static noinline void
> +rtc_write(uint8_t val, uint32_t reg)
> +{
> +     writeb(val, ds1511_base + (reg * reg_spacing));
> +}

Still "noinline" here and there.

> +static struct bin_attribute ds1511_nvram_attr = {
> +     .attr = {
> +             .name = "nvram",
> +             .mode = S_IRUGO | S_IWUGO,
> +             .owner = THIS_MODULE,
> +     },
> +     .size = DS1511_RAM_MAX,
> +     .read = ds1511_nvram_read,
> +     .write = ds1511_nvram_write,
> +};

It would be better to use S_IWUSR instead of S_IWUGO.  Please check
rtc-ds1553 changes in current git tree.

> +static struct platform_driver ds1511_rtc_driver = {
> +     .probe          = ds1511_rtc_probe,
> +     .remove         = __devexit_p(ds1511_rtc_remove),
> +     .driver         = {
> +             .name   = "ds1511",
> +             .owner  = THIS_MODULE,
> +     },
> +};

Use "rtc-ds1511" for driver name for hotplugging.  Please check
rtc-ds1553 changes in current git tree.

> + static void __exit
> +ds1511_rtc_exit(void)
> +{
> +     return platform_driver_unregister(&ds1511_rtc_driver);
> +}

Do not return void value.  Please check rtc-ds1553 changes in current
git tree.

---
Atsushi Nemoto
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