X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=inline;f=drivers%2Frtc%2Fds1307.c;h=079aa99e8b94bafe173b1d12fac93421eab3086e;hb=91dffb16ffd047458982f70f5cb18c864473a462;hp=b20f193b418c05a8e4e82da1540c415aed583676;hpb=b73a19e1609d0f705cbab8014ca17aefe89e4c76;p=u-boot diff --git a/drivers/rtc/ds1307.c b/drivers/rtc/ds1307.c index b20f193b41..079aa99e8b 100644 --- a/drivers/rtc/ds1307.c +++ b/drivers/rtc/ds1307.c @@ -35,8 +35,7 @@ #include #include -#if (defined(CONFIG_RTC_DS1307) || defined(CONFIG_RTC_DS1338) ) && \ - defined(CONFIG_CMD_DATE) +#if defined(CONFIG_CMD_DATE) /*---------------------------------------------------------------------*/ #undef DEBUG_RTC @@ -48,11 +47,11 @@ #endif /*---------------------------------------------------------------------*/ -#ifndef CFG_I2C_RTC_ADDR -# define CFG_I2C_RTC_ADDR 0x68 +#ifndef CONFIG_SYS_I2C_RTC_ADDR +# define CONFIG_SYS_I2C_RTC_ADDR 0x68 #endif -#if defined(CONFIG_RTC_DS1307) && (CFG_I2C_SPEED > 100000) +#if defined(CONFIG_RTC_DS1307) && (CONFIG_SYS_I2C_SPEED > 100000) # error The DS1307 is specified only up to 100kHz! #endif @@ -77,8 +76,6 @@ static uchar rtc_read (uchar reg); static void rtc_write (uchar reg, uchar val); -static uchar bin2bcd (unsigned int n); -static unsigned bcd2bin (uchar c); /* * Get the current time from the RTC @@ -129,7 +126,7 @@ int rtc_get (struct rtc_time *tmp) /* * Set the RTC */ -void rtc_set (struct rtc_time *tmp) +int rtc_set (struct rtc_time *tmp) { DEBUGR ("Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, @@ -145,6 +142,8 @@ void rtc_set (struct rtc_time *tmp) rtc_write (RTC_HR_REG_ADDR, bin2bcd (tmp->tm_hour)); rtc_write (RTC_MIN_REG_ADDR, bin2bcd (tmp->tm_min)); rtc_write (RTC_SEC_REG_ADDR, bin2bcd (tmp->tm_sec)); + + return 0; } @@ -186,23 +185,12 @@ void rtc_reset (void) static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CFG_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CFG_I2C_RTC_ADDR, reg, val); -} - -static unsigned bcd2bin (uchar n) -{ - return ((((n >> 4) & 0x0F) * 10) + (n & 0x0F)); + i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); } - -static unsigned char bin2bcd (unsigned int n) -{ - return (((n / 10) << 4) | (n % 10)); -} - #endif