upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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90 lines
1.8 KiB
90 lines
1.8 KiB
/*
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* (C) Copyright 2001
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/*
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* Generic RTC interface.
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*/
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#ifndef _RTC_H_
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#define _RTC_H_
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/* bcd<->bin functions are needed by almost all the RTC drivers, let's include
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* it there instead of in evey single driver */
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#include <bcd.h>
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/*
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* The struct used to pass data from the generic interface code to
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* the hardware dependend low-level code ande vice versa. Identical
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* to struct rtc_time used by the Linux kernel.
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*
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* Note that there are small but significant differences to the
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* common "struct time":
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*
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* struct time: struct rtc_time:
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* tm_mon 0 ... 11 1 ... 12
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* tm_year years since 1900 years since 0
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*/
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struct rtc_time {
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int tm_sec;
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int tm_min;
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int tm_hour;
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int tm_mday;
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int tm_mon;
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int tm_year;
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int tm_wday;
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int tm_yday;
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int tm_isdst;
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};
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int rtc_get (struct rtc_time *);
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int rtc_set (struct rtc_time *);
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void rtc_reset (void);
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void GregorianDay (struct rtc_time *);
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void to_tm (int, struct rtc_time *);
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unsigned long mktime (unsigned int, unsigned int, unsigned int,
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unsigned int, unsigned int, unsigned int);
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/**
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* rtc_read8() - Read an 8-bit register
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*
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* @reg: Register to read
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* @return value read
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*/
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int rtc_read8(int reg);
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/**
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* rtc_write8() - Write an 8-bit register
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*
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* @reg: Register to write
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* @value: Value to write
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*/
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void rtc_write8(int reg, uchar val);
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/**
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* rtc_read32() - Read a 32-bit value from the RTC
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*
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* @reg: Offset to start reading from
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* @return value read
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*/
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u32 rtc_read32(int reg);
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/**
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* rtc_write32() - Write a 32-bit value to the RTC
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*
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* @reg: Register to start writing to
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* @value: Value to write
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*/
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void rtc_write32(int reg, u32 value);
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/**
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* rtc_init() - Set up the real time clock ready for use
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*/
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void rtc_init(void);
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#endif /* _RTC_H_ */
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