Ejemplos de max8998_rtc_i2c_read en C++ (Cpp)

Ejemplo n.º 1

static int max8998_rtc_i2c_read_time(struct i2c_client *client, struct rtc_time *tm)
{
	int ret;
	u8 regs[MAX8998_RTC_LEN], temp_reg = 0;

	do {
		ret = max8998_rtc_i2c_read(client, MAX8998_RTC_TIME_ADDR, regs, MAX8998_RTC_LEN);
		if (ret < 0)
			return ret;
		max8998_rtc_i2c_read(client, MAX8998_RTC_TIME_ADDR, &temp_reg, 1);
		max8998_dbg("%s : 1st %x, 2nd %x\n", __func__, regs[MAX8998_REG_SECOND], temp_reg);
	} while (regs[MAX8998_REG_SECOND] > temp_reg);

	tm->tm_sec = bcd2bin(regs[MAX8998_REG_SECOND]);
	tm->tm_min = bcd2bin(regs[MAX8998_REG_MIN]);
	tm->tm_hour = bcd2bin(regs[MAX8998_REG_HOUR] & 0x3f);

	if (regs[MAX8998_REG_HOUR] & (1 << 7))
		tm->tm_hour += 12;

	tm->tm_wday = bcd2bin(regs[MAX8998_REG_WEEKDAY]);
	tm->tm_mday = bcd2bin(regs[MAX8998_REG_DATE]);
	tm->tm_mon = bcd2bin(regs[MAX8998_REG_MONTH]) - 1;
#ifdef CONFIG_RTC_DRV_S3C
    tm->tm_year = bcd2bin(regs[MAX8998_REG_YEAR0]) + bcd2bin(regs[MAX8998_REG_YEAR1]) * 100 - 2000;
#else
    tm->tm_year = bcd2bin(regs[MAX8998_REG_YEAR0]) + bcd2bin(regs[MAX8998_REG_YEAR1]) * 100 - 1900;
#endif

	return 0;
}

Ejemplo n.º 2

static int max8998_rtc_i2c_set_time(struct i2c_client *client, struct rtc_time *tm)
{
	int ret;
	u8 regs[MAX8998_RTC_LEN + 1], temp_reg = 0;

#ifdef CONFIG_RTC_DRV_S3C
	tm->tm_year += 2000;
#else
	tm->tm_year += 1900;
#endif

	regs[MAX8998_REG_SECOND + 1] = bin2bcd(tm->tm_sec);
	regs[MAX8998_REG_MIN + 1] = bin2bcd(tm->tm_min);
	regs[MAX8998_REG_HOUR + 1] = bin2bcd(tm->tm_hour);
	regs[MAX8998_REG_WEEKDAY + 1] = bin2bcd(tm->tm_wday);
	regs[MAX8998_REG_DATE + 1] = bin2bcd(tm->tm_mday);
	regs[MAX8998_REG_MONTH + 1] = bin2bcd(tm->tm_mon + 1);
	regs[MAX8998_REG_YEAR0 + 1] = bin2bcd(tm->tm_year % 100);
	regs[MAX8998_REG_YEAR1 + 1] = bin2bcd((tm->tm_year / 100));

	do {
		ret = max8998_rtc_i2c_write(client, MAX8998_RTC_TIME_ADDR, regs, MAX8998_RTC_LEN + 1);
		max8998_rtc_i2c_read(client, MAX8998_RTC_TIME_ADDR, &temp_reg, 1);
		max8998_dbg("%s : 1st %x, 2nd %x\n", __func__, regs[MAX8998_REG_SECOND + 1], temp_reg);
	} while (regs[MAX8998_REG_SECOND + 1] > temp_reg);

	return ret;
}

Ejemplo n.º 3

Archivo: rtc-max8998.c Proyecto: AntonX/android_kernel_gb_sgs4g

static int max8998_rtc_i2c_read_time(struct i2c_client *client, struct rtc_time *tm)
{
        int ret;
        u8 regs[MAX8998_RTC_LEN];

        ret = max8998_rtc_i2c_read(client, MAX8998_RTC_TIME_ADDR,regs,MAX8998_RTC_LEN);
        if (ret < 0)
                return ret;

        tm->tm_sec =  bcd2bin(regs[MAX8998_REG_SECOND]);
        tm->tm_min =  bcd2bin(regs [MAX8998_REG_MIN]);
        tm->tm_hour = bcd2bin(regs[MAX8998_REG_HOUR] & 0x3f);
	if(regs[MAX8998_REG_HOUR] & (1 << 7))
        	tm->tm_hour += 12;
        tm->tm_wday = bcd2bin(regs[MAX8998_REG_WEEKDAY]);
        tm->tm_mday = bcd2bin(regs[MAX8998_REG_DATE]);
        tm->tm_mon =  bcd2bin(regs [MAX8998_REG_MONTH]) - 1;
        tm->tm_year = bcd2bin(regs[MAX8998_REG_YEAR0]) +
                      bcd2bin(regs[MAX8998_REG_YEAR1]) * 100 - 1900;


	
        return 0;
}