linux-imx

​

static int max6916_set_time(struct device *dev, struct rtc_time *dt)

{

    struct spi_device *spi = to_spi_device(dev);

    unsigned char buf[9];

​

    if (dt->tm_year < 100 || dt->tm_year > 199) {

        dev_err(&spi->dev, "Year must be between 2000 and 2099. It's %d.\n",

            dt->tm_year + 1900);

    }

​

    buf[0] = MAX6916_CLOCK_BURST & 0x7F;

    buf[1] = bin2bcd(dt->tm_sec);

    buf[2] = bin2bcd(dt->tm_min);

    buf[3] = (bin2bcd(dt->tm_hour) & 0X3F);

    buf[4] = bin2bcd(dt->tm_mday);

    buf[5] = bin2bcd(dt->tm_mon + 1);

    buf[6] = bin2bcd(dt->tm_wday + 1);

    buf[7] = bin2bcd(dt->tm_year % 100);