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| author | Wolfgang Denk <wd@denx.de> | 2011-11-08 00:38:52 +0100 | 
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-11-08 00:38:52 +0100 | 
| commit | 688d8f33f27ea596efb6632388ee60360996eed0 (patch) | |
| tree | 961e812048557d4ac7062e6a7387f543e7d634af /drivers/rtc/mc13xxx-rtc.c | |
| parent | 7ba6d591b5a6ec4ed502de7d94ff726bce13fe61 (diff) | |
| parent | 2026a119512a9cced2957221e83fef92b8211d26 (diff) | |
| download | olio-uboot-2014.01-688d8f33f27ea596efb6632388ee60360996eed0.tar.xz olio-uboot-2014.01-688d8f33f27ea596efb6632388ee60360996eed0.zip | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
  Arm: re-introduce the MACH_TYPE_XXXXXX for EB_CPUX9K2 board
  arm: jadecpu: Readd MACH_TYPE_JADECPU
  at91: defined mach-types for otc570 board in board config file
  at91: defined mach-types for meesc board in board config file
  mx31pdk: Enable D and I caches
  ehci-mxc: remove incorrect comment
  README: Fix supported i.MX SoC list for CONFIG_MXC_SPI
  mx53: Turn off child clocks before reconfigure perclk_root
  qong: enable support for compressed images
  imx: imx31_phycore.h: fix checkpatch warnings
  vision2: Remove unused get_board_rev function
  mx53smd: Remove unused get_board_rev function
  mx53ard: Remove unused get_board_rev function
  mx53evk: Remove unused get_board_rev function
  mx53evk: Add RTC support
  mx53loco: Remove unused get_board_rev function
  mx53evk: Remove unneeded '1' from mx53evk.h
  OMAP3: mvblx: Initial support for mvBlueLYNX-X
  ARM: dig297: Define MACH_TYPE_OMAP3_CPS and CONFIG_MACH_TYPE
  omap3: mem: Move comments next to definitions
  omap3: mem: Clean-up whitespaces
  omap3: mem: Define and use common macros
  Davinci: ea20: added PREBOOT to configuration
  Davinci: ea20: added I2C support
  Davinci: ea20: added video support
  VIDEO: davinci: add framebuffer to da8xx
  ARM: Davinci: added missing registers to hardware.h
  Davinci: ea20: add gpios for LCD backlight control
  Davinci: ea20: add gpio for keeping power on in board_late_init
  Davinci: ea20: Add default U-Boot environment
  Davinci: ea20: Add early init to get early output from console
  Davinci: ea20: Add NAND support
  Davinci: ea20: set GPIOs to hold MII-Phy in reset and set UART0-Switch for console
  Davinci: ea20: set console on UART0
  arm, davinci: add cam_enc_4xx support
  arm926ejs, davinci: add missing spi defines for dm365
  arm926ejs, davinci: add cpuinfo for dm365
  arm, davinci: add lowlevel function for dm365 soc
  arm, davinci: add header files for dm365
  spl, nand: add 4bit HW ecc oob first nand_read_page function
  arm, davinci: add support for new spl framework
  spl: add option for adding post memory test to the SPL framework
  net, davinci_emac: make clock divider in MDIO control register configurable
  arm, usb, davinci: make USBPHY_CTL register configurable
  usb, davinci: add enable_vbus() weak function
  omap3evm: fix errors caused by multiple definitions
  omap3evm: Add (quick) configuration for NAND only
  omap3evm: Add (quick) configuration for MMC/SD only
  omap3evm: move common config options to new file
  omap3evm: Prepare to split configuration
  omap3evm: Reorder related config options
  omap/spl: actually enable the console
  davinci_emac: compilation fix, phy is array now
  omap3evm: Set environment variable 'ethaddr'
  arm, arm926: fix missing symbols in NAND_SPL mode
  arm, davinci: Add function lpsc_syncreset()
  arm, davinci: replace CONFIG_PRELOADER with CONFIG_SPL_BUILD
  arm/km: portl2 environment address update to P1B
  arm/km: adapt bootcounter evaluation
  arm/km: enable jffs2 cmds
  arm/km: trigger reconfiguration for the Xilinx FPGA
  arm/km: add boardid and hwkey to kernel command line
  ARM: Reintroduce MACH_TYPE_KM_KIRKWOOD for keymile ARM boards
  netspace_v2: enable I2C EEPROM support
  netspace_v2: fix SDRAM configuration
  armada100: define CONFIG_SYS_CACHELINE_SIZE
  pantheon: define CONFIG_SYS_CACHELINE_SIZE
  kirkwood: define CONFIG_SYS_CACHELINE_SIZE
  kirkwood: drop empty asm-offsets.s file
  arm/km/mgcoge3un: enhance "waitforne" feature
  arm/km: add variable waitforne to mgcoge3un
  gplugD: Fix for error:MACH_TYPE_SHEEVAD undeclared
  ARM: dreamplug: fix compilation
  ARM: DockStar: fix compilation
  ARM: netspace_v2: fix warnings
  am335x: Drop board_sysinfo struct
  am335x: Temporarily add MACH_TYPE define
  misc:pmic:samsung Enable PMIC driver at C210 Universal target
  dcache:s5p CONFIG_SYS_CACHELINE_SIZE added for s5p UNIVERSAL C210 target
  dcache:s5p CONFIG_SYS_CACHELINE_SIZE added for s5p GONI target
  smdkv310: use macro for mmc data read function address
  smdkv310: use spl framework for mmc spl
  SMDKV310: use get_ram_size() to validate dram size
  SMDKV310: Initialize board id using CONFIG_MACH_TYPE
  ORIGEN : use absolute paths and fix tool naming
  ORIGEN : enable device tree support
  MX25: tx25: Fix building due to missing MACH_TYPE
  mx31: Add board support for HALE TT-01
  mx31: add ESD control registers
  mx31: define pins and init for UART2 and CSPI3
  MX35: add support for flea3 board
  MX51: vision2: add MACH_TYPE in config file
  vision2: Remove unused header file
  mx51evk: Remove unused get_board_rev function
  mx51evk: Remove unneeded '1' from mx51evk.h
  I2C: Fix mxc_i2c.c problem on imx31_phycore
  mx35pdk: Add RTC support
  mx51evk: Use GPIO API for configuring the IOMUX
  mx51evk: Add RTC support
  rtc: Make mc13783-rtc driver generic
  qong: remove unneeded IOMUX settings
  qong: Use mx31_set_gpr to setup USBH2 pins
  mx31: Introduce mx31_set_gpr function
  mx31pdk: Add MC13783 PMIC support
  qong: remove unneeded "1" from qong.h
  misc: pmic: fix regression in pmic_fsl.c (SPI)
  mx5 configs: CONFIG_PRIME should really be CONFIG_ETHPRIME
  MX35: Drop unnecessary prototypes from imx-regs.h
  I2C: added I2C-2 and I2C-3 to MX35
  MX35: factorize common assembly code
  MX35: add reset cause as provided by other i.MX
  MX35: add pins definition for UART3
  MX35: added ESDC structure to imx-regs
Diffstat (limited to 'drivers/rtc/mc13xxx-rtc.c')
| -rw-r--r-- | drivers/rtc/mc13xxx-rtc.c | 79 | 
1 files changed, 79 insertions, 0 deletions
| diff --git a/drivers/rtc/mc13xxx-rtc.c b/drivers/rtc/mc13xxx-rtc.c new file mode 100644 index 000000000..70ea8a158 --- /dev/null +++ b/drivers/rtc/mc13xxx-rtc.c @@ -0,0 +1,79 @@ +/* + * Copyright (C) 2008, Guennadi Liakhovetski <lg@denx.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <rtc.h> +#include <spi.h> +#include <pmic.h> +#include <fsl_pmic.h> + +int rtc_get(struct rtc_time *rtc) +{ +	u32 day1, day2, time; +	int tim, i = 0; +	struct pmic *p = get_pmic(); +	int ret; + +	do { +		ret = pmic_reg_read(p, REG_RTC_DAY, &day1); +		if (ret < 0) +			return -1; + +		ret = pmic_reg_read(p, REG_RTC_TIME, &time); +		if (ret < 0) +			return -1; + +		ret = pmic_reg_read(p, REG_RTC_DAY, &day2); +		if (ret < 0) +			return -1; + +	} while (day1 != day2 && i++ < 3); + +	tim = day1 * 86400 + time; + +	to_tm(tim, rtc); + +	rtc->tm_yday = 0; +	rtc->tm_isdst = 0; + +	return 0; +} + +int rtc_set(struct rtc_time *rtc) +{ +	u32 time, day; +	struct pmic *p = get_pmic(); + +	time = mktime(rtc->tm_year, rtc->tm_mon, rtc->tm_mday, +		      rtc->tm_hour, rtc->tm_min, rtc->tm_sec); +	day = time / 86400; +	time %= 86400; + +	pmic_reg_write(p, REG_RTC_DAY, day); +	pmic_reg_write(p, REG_RTC_TIME, time); + +	return 0; +} + +void rtc_reset(void) +{ +} |