#include <linux/bcd.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/rtc.h>
#include <linux/slab.h>
#include <linux/spinlock.h>

Data Structures
struct	spear_rtc_config

Macros
#define	TIME_REG 0x00

#define	DATE_REG 0x04

#define	ALARM_TIME_REG 0x08

#define	ALARM_DATE_REG 0x0C

#define	CTRL_REG 0x10

#define	STATUS_REG 0x14

#define	SECONDS_UNITS (0xf<<0) /* seconds units position */

#define	SECONDS_TENS (0x7<<4) /* seconds tens position */

#define	MINUTES_UNITS (0xf<<8) /* minutes units position */

#define	MINUTES_TENS (0x7<<12) /* minutes tens position */

#define	HOURS_UNITS (0xf<<16) /* hours units position */

#define	HOURS_TENS (0x3<<20) /* hours tens position */

#define	DAYS_UNITS (0xf<<0) /* days units position */

#define	DAYS_TENS (0x3<<4) /* days tens position */

#define	MONTHS_UNITS (0xf<<8) /* months units position */

#define	MONTHS_TENS (0x1<<12) /* months tens position */

#define	YEARS_UNITS (0xf<<16) /* years units position */

#define	YEARS_TENS (0xf<<20) /* years tens position */

#define	YEARS_HUNDREDS (0xf<<24) /* years hundereds position */

#define	YEARS_MILLENIUMS (0xf<<28) /* years millenium position */

#define	SECOND_SHIFT 0x00 /* seconds units */

#define	MINUTE_SHIFT 0x08 /* minutes units position */

#define	HOUR_SHIFT 0x10 /* hours units position */

#define	MDAY_SHIFT 0x00 /* Month day shift */

#define	MONTH_SHIFT 0x08 /* Month shift */

#define	YEAR_SHIFT 0x10 /* Year shift */

#define	SECOND_MASK 0x7F

#define	MIN_MASK 0x7F

#define	HOUR_MASK 0x3F

#define	DAY_MASK 0x3F

#define	MONTH_MASK 0x7F

#define	YEAR_MASK 0xFFFF

#define	TIME_BYP (1<<9)

#define	INT_ENABLE (1<<31) /* interrupt enable */

#define	CLK_UNCONNECTED (1<<0)

#define	PEND_WR_TIME (1<<2)

#define	PEND_WR_DATE (1<<3)

#define	LOST_WR_TIME (1<<4)

#define	LOST_WR_DATE (1<<5)

#define	RTC_INT_MASK (1<<31)

#define	STATUS_BUSY (PEND_WR_TIME \| PEND_WR_DATE)

#define	STATUS_FAIL (LOST_WR_TIME \| LOST_WR_DATE)

#define	spear_rtc_suspend NULL

#define	spear_rtc_resume NULL

Functions
	module_platform_driver (spear_rtc_driver)

	MODULE_ALIAS ("platform:rtc-spear")

	MODULE_AUTHOR ("Rajeev Kumar <[email protected]>")

	MODULE_DESCRIPTION ("ST SPEAr Realtime Clock Driver (RTC)")

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define ALARM_DATE_REG 0x0C

Definition at line 29 of file rtc-spear.c.

#define ALARM_TIME_REG 0x08

Definition at line 28 of file rtc-spear.c.

#define CLK_UNCONNECTED (1<<0)

Definition at line 71 of file rtc-spear.c.

#define CTRL_REG 0x10

Definition at line 30 of file rtc-spear.c.

#define DATE_REG 0x04

Definition at line 27 of file rtc-spear.c.

#define DAY_MASK 0x3F

Definition at line 62 of file rtc-spear.c.

#define DAYS_TENS (0x3<<4) /* days tens position */

Definition at line 43 of file rtc-spear.c.

#define DAYS_UNITS (0xf<<0) /* days units position */

Definition at line 42 of file rtc-spear.c.

#define HOUR_MASK 0x3F

Definition at line 61 of file rtc-spear.c.

#define HOUR_SHIFT 0x10 /* hours units position */

Definition at line 54 of file rtc-spear.c.

#define HOURS_TENS (0x3<<20) /* hours tens position */

Definition at line 39 of file rtc-spear.c.

#define HOURS_UNITS (0xf<<16) /* hours units position */

Definition at line 38 of file rtc-spear.c.

#define INT_ENABLE (1<<31) /* interrupt enable */

Definition at line 68 of file rtc-spear.c.

#define LOST_WR_DATE (1<<5)

Definition at line 75 of file rtc-spear.c.

#define LOST_WR_TIME (1<<4)

Definition at line 74 of file rtc-spear.c.

#define MDAY_SHIFT 0x00 /* Month day shift */

Definition at line 55 of file rtc-spear.c.

#define MIN_MASK 0x7F

Definition at line 60 of file rtc-spear.c.

#define MINUTE_SHIFT 0x08 /* minutes units position */

Definition at line 53 of file rtc-spear.c.

#define MINUTES_TENS (0x7<<12) /* minutes tens position */

Definition at line 37 of file rtc-spear.c.

#define MINUTES_UNITS (0xf<<8) /* minutes units position */

Definition at line 36 of file rtc-spear.c.

#define MONTH_MASK 0x7F

Definition at line 63 of file rtc-spear.c.

#define MONTH_SHIFT 0x08 /* Month shift */

Definition at line 56 of file rtc-spear.c.

#define MONTHS_TENS (0x1<<12) /* months tens position */

Definition at line 45 of file rtc-spear.c.

#define MONTHS_UNITS (0xf<<8) /* months units position */

Definition at line 44 of file rtc-spear.c.

#define PEND_WR_DATE (1<<3)

Definition at line 73 of file rtc-spear.c.

#define PEND_WR_TIME (1<<2)

Definition at line 72 of file rtc-spear.c.

#define RTC_INT_MASK (1<<31)

Definition at line 76 of file rtc-spear.c.

#define SECOND_MASK 0x7F

Definition at line 59 of file rtc-spear.c.

#define SECOND_SHIFT 0x00 /* seconds units */

Definition at line 52 of file rtc-spear.c.

#define SECONDS_TENS (0x7<<4) /* seconds tens position */

Definition at line 35 of file rtc-spear.c.

#define SECONDS_UNITS (0xf<<0) /* seconds units position */

Definition at line 34 of file rtc-spear.c.

#define spear_rtc_resume NULL

Definition at line 510 of file rtc-spear.c.

#define spear_rtc_suspend NULL

Definition at line 509 of file rtc-spear.c.

#define STATUS_BUSY (PEND_WR_TIME | PEND_WR_DATE)

Definition at line 77 of file rtc-spear.c.

#define STATUS_FAIL (LOST_WR_TIME | LOST_WR_DATE)

Definition at line 78 of file rtc-spear.c.

#define STATUS_REG 0x14

Definition at line 31 of file rtc-spear.c.

#define TIME_BYP (1<<9)

Definition at line 67 of file rtc-spear.c.

#define TIME_REG 0x00

Definition at line 26 of file rtc-spear.c.

#define YEAR_MASK 0xFFFF

Definition at line 64 of file rtc-spear.c.

#define YEAR_SHIFT 0x10 /* Year shift */

Definition at line 57 of file rtc-spear.c.

#define YEARS_HUNDREDS (0xf<<24) /* years hundereds position */

Definition at line 48 of file rtc-spear.c.

#define YEARS_MILLENIUMS (0xf<<28) /* years millenium position */

Definition at line 49 of file rtc-spear.c.

#define YEARS_TENS (0xf<<20) /* years tens position */

Definition at line 47 of file rtc-spear.c.

#define YEARS_UNITS (0xf<<16) /* years units position */

Definition at line 46 of file rtc-spear.c.

Function Documentation

MODULE_ALIAS ( "platform:rtc-spear" )

MODULE_AUTHOR ( "Rajeev Kumar <[email protected]>" )

MODULE_DESCRIPTION ( "ST SPEAr Realtime Clock Driver (RTC)" )

MODULE_LICENSE ( "GPL" )

module_platform_driver ( spear_rtc_driver )

Data Structures

Macros

Functions

Macro Definition Documentation

Function Documentation