diff options
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/Kconfig | 42 | ||||
| -rw-r--r-- | drivers/rtc/Makefile | 3 | ||||
| -rw-r--r-- | drivers/rtc/ds1307.c | 8 | ||||
| -rw-r--r-- | drivers/rtc/ds1337.c | 4 | ||||
| -rw-r--r-- | drivers/rtc/ds1374.c | 16 | ||||
| -rw-r--r-- | drivers/rtc/ds1556.c | 179 | ||||
| -rw-r--r-- | drivers/rtc/ds164x.c | 171 | ||||
| -rw-r--r-- | drivers/rtc/ds174x.c | 172 | ||||
| -rw-r--r-- | drivers/rtc/ds3231.c | 4 | ||||
| -rw-r--r-- | drivers/rtc/m41t62.c | 10 | ||||
| -rw-r--r-- | drivers/rtc/max6900.c | 8 | ||||
| -rw-r--r-- | drivers/rtc/pcf8563.c | 4 | ||||
| -rw-r--r-- | drivers/rtc/pt7c4338.c | 4 | ||||
| -rw-r--r-- | drivers/rtc/rs5c372.c | 12 | ||||
| -rw-r--r-- | drivers/rtc/rx8010sj.c | 12 | ||||
| -rw-r--r-- | drivers/rtc/x1205.c | 4 |
16 files changed, 84 insertions, 569 deletions
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 23963271928..b6987225698 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -68,9 +68,38 @@ config RTC_DS1307 bool "Enable DS1307 driver" depends on DM_RTC help - Support for Dallas Semiconductor (now Maxim) DS1307 and DS1338/9 and + Support for Dallas Semiconductor (now Maxim) DS1307 and DS1339 and compatible Real Time Clock devices. +config RTC_DS1337 + bool "Enable DS1337 driver" + help + Support for Dallas Semiconductor (now Maxim) DS1337/8/9 compatible + Real Time Clock devices. + +config RTC_DS1337_NOOSC + bool "Enable support for no oscillator output in DS1337 driver" + depends on RTC_DS1337 + +config RTC_DS1338 + bool "Enable DS1338 driver" + help + Support for Dallas Semiconductor (now Maxim) DS1338 and compatible + Real Time Clock devices. + +config RTC_DS1374 + bool "Enable DS1374 driver" + depends on !DM_RTC + help + Support for Dallas Semiconductor (now Maxim) DS1374 and compatible + Real Time Clock devices. + +config RTC_DS3231 + bool "Enable DS3231 driver" + help + Support for Dallas Semiconductor (now Maxim) DS3231 compatible + Real Time Clock devices. + config RTC_DS3232 bool "Enable DS3232 driver" depends on DM_RTC @@ -111,6 +140,9 @@ config RTC_PCF8563 If you say yes here you get support for the Philips PCF8563 RTC and compatible chips. +config RTC_PT7C4338 + bool "Enable Pericom Technology PT7C4338 RTC driver" + config RTC_RV3028 bool "Enable RV3028 driver" depends on DM_RTC @@ -169,6 +201,10 @@ config RTC_S35392A help Enable s35392a driver which provides rtc get and set function. +config RTC_MC13XXX + bool "Enable MC13XXX RTC driver" + depends on !DM_RTC + config RTC_MC146818 bool "Enable MC146818 driver" help @@ -185,6 +221,10 @@ config SYS_MCFRTC_BASE hex "Base address for RTC in immap.h" depends on MCFRTC +config RTC_MXS + bool "Enable i.MXS RTC driver" + depends on ARCH_MX23 || ARCH_MX28 + config RTC_M41T62 bool "Enable M41T62 driver" help diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 009dd9d28c9..2089086551d 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -17,9 +17,6 @@ obj-$(CONFIG_RTC_DS1339) += ds1307.o obj-$(CONFIG_RTC_DS1337) += ds1337.o obj-$(CONFIG_RTC_DS1374) += ds1374.o obj-$(CONFIG_RTC_DS1388) += ds1337.o -obj-$(CONFIG_RTC_DS1556) += ds1556.o -obj-$(CONFIG_RTC_DS164x) += ds164x.o -obj-$(CONFIG_RTC_DS174x) += ds174x.o obj-$(CONFIG_RTC_DS3231) += ds3231.o obj-$(CONFIG_RTC_DS3232) += ds3232.o obj-$(CONFIG_RTC_EMULATION) += emul_rtc.o diff --git a/drivers/rtc/ds1307.c b/drivers/rtc/ds1307.c index 40ca66bdcee..0e9d3d24dd8 100644 --- a/drivers/rtc/ds1307.c +++ b/drivers/rtc/ds1307.c @@ -80,8 +80,8 @@ enum ds_type { #endif /*---------------------------------------------------------------------*/ -#ifndef CONFIG_SYS_I2C_RTC_ADDR -# define CONFIG_SYS_I2C_RTC_ADDR 0x68 +#ifndef CFG_SYS_I2C_RTC_ADDR +# define CFG_SYS_I2C_RTC_ADDR 0x68 #endif #if defined(CONFIG_RTC_DS1307) && (CONFIG_SYS_I2C_SPEED > 100000) @@ -212,13 +212,13 @@ void rtc_reset (void) static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } #endif /* !CONFIG_DM_RTC */ diff --git a/drivers/rtc/ds1337.c b/drivers/rtc/ds1337.c index 486c01f9ba2..2c780ab8edf 100644 --- a/drivers/rtc/ds1337.c +++ b/drivers/rtc/ds1337.c @@ -184,13 +184,13 @@ void rtc_reset (void) static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } #else static uchar rtc_read(struct udevice *dev, uchar reg) diff --git a/drivers/rtc/ds1374.c b/drivers/rtc/ds1374.c index 9f2647d707e..89442f9386b 100644 --- a/drivers/rtc/ds1374.c +++ b/drivers/rtc/ds1374.c @@ -29,8 +29,8 @@ #endif /*---------------------------------------------------------------------*/ -#ifndef CONFIG_SYS_I2C_RTC_ADDR -# define CONFIG_SYS_I2C_RTC_ADDR 0x68 +#ifndef CFG_SYS_I2C_RTC_ADDR +# define CFG_SYS_I2C_RTC_ADDR 0x68 #endif #if defined(CONFIG_RTC_DS1374) && (CONFIG_SYS_I2C_SPEED > 400000) @@ -194,21 +194,21 @@ void rtc_reset (void){ */ static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write(uchar reg, uchar val, bool set) { if (set == true) { - val |= i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg); - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + val |= i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } else { - val = i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg) & ~val; - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + val = i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg) & ~val; + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } } static void rtc_write_raw (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } diff --git a/drivers/rtc/ds1556.c b/drivers/rtc/ds1556.c deleted file mode 100644 index 687b32937a0..00000000000 --- a/drivers/rtc/ds1556.c +++ /dev/null @@ -1,179 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2002 - * ARIO Data Networks, Inc. dchiu@ariodata.com - * - * modified for DS1556: - * Frank Panno <fpanno@delphintech.com>, Delphin Technology AG - * - * Based on MontaVista DS1743 code and U-Boot mc146818 code - */ - -/* - * Date & Time support for the DS1556 RTC - */ - -/*#define RTC_DEBUG */ - -#include <common.h> -#include <command.h> -#include <rtc.h> - -#if defined(CONFIG_CMD_DATE) - -static uchar rtc_read( unsigned int addr ); -static void rtc_write( unsigned int addr, uchar val); - -#define RTC_BASE ( CONFIG_SYS_NVRAM_SIZE + CONFIG_SYS_NVRAM_BASE_ADDR ) - -#define RTC_YEAR ( RTC_BASE + 0xf ) -#define RTC_MONTH ( RTC_BASE + 0xe ) -#define RTC_DAY_OF_MONTH ( RTC_BASE + 0xd ) -#define RTC_DAY_OF_WEEK ( RTC_BASE + 0xc ) -#define RTC_HOURS ( RTC_BASE + 0xb ) -#define RTC_MINUTES ( RTC_BASE + 0xa ) -#define RTC_SECONDS ( RTC_BASE + 0x9 ) -#define RTC_CENTURY ( RTC_BASE + 0x8 ) - -#define RTC_CONTROLA RTC_CENTURY -#define RTC_CONTROLB RTC_SECONDS -#define RTC_CONTROLC RTC_BASE - -#define RTC_CA_WRITE 0x80 -#define RTC_CA_READ 0x40 - -#define RTC_CB_OSC_DISABLE 0x80 - -#define RTC_CC_BATTERY_FLAG 0x10 -#define RTC_CC_FREQ_TEST 0x40 - -/* ------------------------------------------------------------------------- */ - -int rtc_get( struct rtc_time *tmp ) -{ - uchar sec, min, hour; - uchar mday, wday, mon, year; - - int century; - - uchar reg_a; - - reg_a = rtc_read( RTC_CONTROLA ); - /* lock clock registers for read */ - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_READ )); - - sec = rtc_read( RTC_SECONDS ); - min = rtc_read( RTC_MINUTES ); - hour = rtc_read( RTC_HOURS ); - mday = rtc_read( RTC_DAY_OF_MONTH ); - wday = rtc_read( RTC_DAY_OF_WEEK ); - mon = rtc_read( RTC_MONTH ); - year = rtc_read( RTC_YEAR ); - century = rtc_read( RTC_CENTURY ); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_READ )); - -#ifdef RTC_DEBUG - printf( "Get RTC year: %02x mon/cent: %02x mon: %02x mday: %02x wday: %02x " - "hr: %02x min: %02x sec: %02x\n", - year, century, mon, mday, wday, - hour, min, sec ); -#endif - tmp->tm_sec = bcd2bin( sec & 0x7F ); - tmp->tm_min = bcd2bin( min & 0x7F ); - tmp->tm_hour = bcd2bin( hour & 0x3F ); - tmp->tm_mday = bcd2bin( mday & 0x3F ); - tmp->tm_mon = bcd2bin( mon & 0x1F ); - tmp->tm_wday = bcd2bin( wday & 0x07 ); - - /* glue year from century and year in century */ - tmp->tm_year = bcd2bin( year ) + - ( bcd2bin( century & 0x3F ) * 100 ); - - tmp->tm_yday = 0; - tmp->tm_isdst= 0; -#ifdef RTC_DEBUG - printf( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec ); -#endif - return 0; -} - -int rtc_set( struct rtc_time *tmp ) -{ - uchar reg_a; -#ifdef RTC_DEBUG - printf( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); -#endif - /* lock clock registers for write */ - reg_a = rtc_read( RTC_CONTROLA ); - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_WRITE )); - - rtc_write( RTC_MONTH, bin2bcd( tmp->tm_mon )); - - rtc_write( RTC_DAY_OF_WEEK, bin2bcd( tmp->tm_wday )); - rtc_write( RTC_DAY_OF_MONTH, bin2bcd( tmp->tm_mday )); - rtc_write( RTC_HOURS, bin2bcd( tmp->tm_hour )); - rtc_write( RTC_MINUTES, bin2bcd( tmp->tm_min )); - rtc_write( RTC_SECONDS, bin2bcd( tmp->tm_sec )); - - /* break year up into century and year in century */ - rtc_write( RTC_YEAR, bin2bcd( tmp->tm_year % 100 )); - rtc_write( RTC_CENTURY, bin2bcd( tmp->tm_year / 100 )); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_WRITE )); - - return 0; -} - -void rtc_reset (void) -{ - uchar reg_a, reg_b, reg_c; - - reg_a = rtc_read( RTC_CONTROLA ); - reg_b = rtc_read( RTC_CONTROLB ); - - if ( reg_b & RTC_CB_OSC_DISABLE ) - { - printf( "real-time-clock was stopped. Now starting...\n" ); - reg_a |= RTC_CA_WRITE; - reg_b &= ~RTC_CB_OSC_DISABLE; - - rtc_write( RTC_CONTROLA, reg_a ); - rtc_write( RTC_CONTROLB, reg_b ); - } - - /* make sure read/write clock register bits are cleared */ - reg_a &= ~( RTC_CA_WRITE | RTC_CA_READ ); - rtc_write( RTC_CONTROLA, reg_a ); - - reg_c = rtc_read( RTC_CONTROLC ); - if (( reg_c & RTC_CC_BATTERY_FLAG ) == 0 ) - printf( "RTC battery low. Clock setting may not be reliable.\n" ); -} - -/* ------------------------------------------------------------------------- */ - -static uchar rtc_read( unsigned int addr ) -{ - uchar val = *(volatile unsigned char*)(addr); -#ifdef RTC_DEBUG - printf( "rtc_read: %x:%x\n", addr, val ); -#endif - return( val ); -} - -static void rtc_write( unsigned int addr, uchar val ) -{ -#ifdef RTC_DEBUG - printf( "rtc_write: %x:%x\n", addr, val ); -#endif - *(volatile unsigned char*)(addr) = val; -} - -#endif diff --git a/drivers/rtc/ds164x.c b/drivers/rtc/ds164x.c deleted file mode 100644 index f8707892e71..00000000000 --- a/drivers/rtc/ds164x.c +++ /dev/null @@ -1,171 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2002 - * ARIO Data Networks, Inc. dchiu@ariodata.com - * - * modified for DS164x: - * The LEOX team <team@leox.org>, http://www.leox.org - * - * Based on MontaVista DS1743 code and U-Boot mc146818 code - */ - -/* - * Date & Time support for the DS164x RTC - */ - -/* #define RTC_DEBUG */ - -#include <common.h> -#include <command.h> -#include <rtc.h> - - -static uchar rtc_read(unsigned int addr ); -static void rtc_write(unsigned int addr, uchar val); - -#define RTC_EPOCH 2000 /* century */ - -/* - * DS164x registers layout - */ -#define RTC_BASE ( CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_SIZE ) - -#define RTC_YEAR ( RTC_BASE + 0x07 ) -#define RTC_MONTH ( RTC_BASE + 0x06 ) -#define RTC_DAY_OF_MONTH ( RTC_BASE + 0x05 ) -#define RTC_DAY_OF_WEEK ( RTC_BASE + 0x04 ) -#define RTC_HOURS ( RTC_BASE + 0x03 ) -#define RTC_MINUTES ( RTC_BASE + 0x02 ) -#define RTC_SECONDS ( RTC_BASE + 0x01 ) -#define RTC_CONTROL ( RTC_BASE + 0x00 ) - -#define RTC_CONTROLA RTC_CONTROL /* W=bit6, R=bit5 */ -#define RTC_CA_WRITE 0x80 -#define RTC_CA_READ 0x40 -#define RTC_CONTROLB RTC_SECONDS /* OSC=bit7 */ -#define RTC_CB_OSC_DISABLE 0x80 -#define RTC_CONTROLC RTC_DAY_OF_WEEK /* FT=bit6 */ -#define RTC_CC_FREQ_TEST 0x40 - -/* ------------------------------------------------------------------------- */ - -int rtc_get( struct rtc_time *tmp ) -{ - uchar sec, min, hour; - uchar mday, wday, mon, year; - - uchar reg_a; - - reg_a = rtc_read( RTC_CONTROLA ); - /* lock clock registers for read */ - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_READ )); - - sec = rtc_read( RTC_SECONDS ); - min = rtc_read( RTC_MINUTES ); - hour = rtc_read( RTC_HOURS ); - mday = rtc_read( RTC_DAY_OF_MONTH ); - wday = rtc_read( RTC_DAY_OF_WEEK ); - mon = rtc_read( RTC_MONTH ); - year = rtc_read( RTC_YEAR ); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_READ )); - -#ifdef RTC_DEBUG - printf( "Get RTC year: %02x mon: %02x mday: %02x wday: %02x " - "hr: %02x min: %02x sec: %02x\n", - year, mon, mday, wday, - hour, min, sec ); -#endif - tmp->tm_sec = bcd2bin( sec & 0x7F ); - tmp->tm_min = bcd2bin( min & 0x7F ); - tmp->tm_hour = bcd2bin( hour & 0x3F ); - tmp->tm_mday = bcd2bin( mday & 0x3F ); - tmp->tm_mon = bcd2bin( mon & 0x1F ); - tmp->tm_wday = bcd2bin( wday & 0x07 ); - - /* glue year in century (2000) */ - tmp->tm_year = bcd2bin( year ) + RTC_EPOCH; - - tmp->tm_yday = 0; - tmp->tm_isdst= 0; -#ifdef RTC_DEBUG - printf( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec ); -#endif - - return 0; -} - -int rtc_set( struct rtc_time *tmp ) -{ - uchar reg_a; - -#ifdef RTC_DEBUG - printf( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); -#endif - /* lock clock registers for write */ - reg_a = rtc_read( RTC_CONTROLA ); - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_WRITE )); - - rtc_write( RTC_MONTH, bin2bcd( tmp->tm_mon )); - - rtc_write( RTC_DAY_OF_WEEK, bin2bcd( tmp->tm_wday )); - rtc_write( RTC_DAY_OF_MONTH, bin2bcd( tmp->tm_mday )); - rtc_write( RTC_HOURS, bin2bcd( tmp->tm_hour )); - rtc_write( RTC_MINUTES, bin2bcd( tmp->tm_min )); - rtc_write( RTC_SECONDS, bin2bcd( tmp->tm_sec )); - - /* break year in century */ - rtc_write( RTC_YEAR, bin2bcd( tmp->tm_year % 100 )); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_WRITE )); - - return 0; -} - -void rtc_reset (void) -{ - uchar reg_a, reg_b; - - reg_a = rtc_read( RTC_CONTROLA ); - reg_b = rtc_read( RTC_CONTROLB ); - - if ( reg_b & RTC_CB_OSC_DISABLE ) - { - printf( "real-time-clock was stopped. Now starting...\n" ); - reg_a |= RTC_CA_WRITE; - reg_b &= ~RTC_CB_OSC_DISABLE; - - rtc_write( RTC_CONTROLA, reg_a ); - rtc_write( RTC_CONTROLB, reg_b ); - } - - /* make sure read/write clock register bits are cleared */ - reg_a &= ~( RTC_CA_WRITE | RTC_CA_READ ); - rtc_write( RTC_CONTROLA, reg_a ); -} - -/* ------------------------------------------------------------------------- */ - -static uchar rtc_read( unsigned int addr ) -{ - uchar val = *(volatile unsigned char*)(addr); - -#ifdef RTC_DEBUG - printf( "rtc_read: %x:%x\n", addr, val ); -#endif - return( val ); -} - -static void rtc_write( unsigned int addr, uchar val ) -{ -#ifdef RTC_DEBUG - printf( "rtc_write: %x:%x\n", addr, val ); -#endif - *(volatile unsigned char*)(addr) = val; -} diff --git a/drivers/rtc/ds174x.c b/drivers/rtc/ds174x.c deleted file mode 100644 index 94f943d97a5..00000000000 --- a/drivers/rtc/ds174x.c +++ /dev/null @@ -1,172 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2001 - * ARIO Data Networks, Inc. dchiu@ariodata.com - * - * Based on MontaVista DS1743 code and U-Boot mc146818 code - */ - -/* - * Date & Time support for the DS174x RTC - */ - -/*#define DEBUG*/ - -#include <common.h> -#include <command.h> -#include <rtc.h> - -static uchar rtc_read( unsigned int addr ); -static void rtc_write( unsigned int addr, uchar val); - -#define RTC_BASE ( CONFIG_SYS_NVRAM_SIZE + CONFIG_SYS_NVRAM_BASE_ADDR ) - -#define RTC_YEAR ( RTC_BASE + 7 ) -#define RTC_MONTH ( RTC_BASE + 6 ) -#define RTC_DAY_OF_MONTH ( RTC_BASE + 5 ) -#define RTC_DAY_OF_WEEK ( RTC_BASE + 4 ) -#define RTC_HOURS ( RTC_BASE + 3 ) -#define RTC_MINUTES ( RTC_BASE + 2 ) -#define RTC_SECONDS ( RTC_BASE + 1 ) -#define RTC_CENTURY ( RTC_BASE + 0 ) - -#define RTC_CONTROLA RTC_CENTURY -#define RTC_CONTROLB RTC_SECONDS -#define RTC_CONTROLC RTC_DAY_OF_WEEK - -#define RTC_CA_WRITE 0x80 -#define RTC_CA_READ 0x40 - -#define RTC_CB_OSC_DISABLE 0x80 - -#define RTC_CC_BATTERY_FLAG 0x80 -#define RTC_CC_FREQ_TEST 0x40 - -/* ------------------------------------------------------------------------- */ - -int rtc_get( struct rtc_time *tmp ) -{ - uchar sec, min, hour; - uchar mday, wday, mon, year; - - int century; - - uchar reg_a; - - reg_a = rtc_read( RTC_CONTROLA ); - /* lock clock registers for read */ - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_READ )); - - sec = rtc_read( RTC_SECONDS ); - min = rtc_read( RTC_MINUTES ); - hour = rtc_read( RTC_HOURS ); - mday = rtc_read( RTC_DAY_OF_MONTH ); - wday = rtc_read( RTC_DAY_OF_WEEK ); - mon = rtc_read( RTC_MONTH ); - year = rtc_read( RTC_YEAR ); - century = rtc_read( RTC_CENTURY ); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_READ )); - -#ifdef RTC_DEBUG - printf( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x " - "hr: %02x min: %02x sec: %02x\n", - year, mon_cent, mday, wday, - hour, min, sec ); -#endif - tmp->tm_sec = bcd2bin( sec & 0x7F ); - tmp->tm_min = bcd2bin( min & 0x7F ); - tmp->tm_hour = bcd2bin( hour & 0x3F ); - tmp->tm_mday = bcd2bin( mday & 0x3F ); - tmp->tm_mon = bcd2bin( mon & 0x1F ); - tmp->tm_wday = bcd2bin( wday & 0x07 ); - - /* glue year from century and year in century */ - tmp->tm_year = bcd2bin( year ) + - ( bcd2bin( century & 0x3F ) * 100 ); - - tmp->tm_yday = 0; - tmp->tm_isdst= 0; -#ifdef RTC_DEBUG - printf( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec ); -#endif - return 0; -} - -int rtc_set( struct rtc_time *tmp ) -{ - uchar reg_a; -#ifdef RTC_DEBUG - printf( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); -#endif - /* lock clock registers for write */ - reg_a = rtc_read( RTC_CONTROLA ); - rtc_write( RTC_CONTROLA, ( reg_a | RTC_CA_WRITE )); - - rtc_write( RTC_MONTH, bin2bcd( tmp->tm_mon )); - - rtc_write( RTC_DAY_OF_WEEK, bin2bcd( tmp->tm_wday )); - rtc_write( RTC_DAY_OF_MONTH, bin2bcd( tmp->tm_mday )); - rtc_write( RTC_HOURS, bin2bcd( tmp->tm_hour )); - rtc_write( RTC_MINUTES, bin2bcd( tmp->tm_min )); - rtc_write( RTC_SECONDS, bin2bcd( tmp->tm_sec )); - - /* break year up into century and year in century */ - rtc_write( RTC_YEAR, bin2bcd( tmp->tm_year % 100 )); - rtc_write( RTC_CENTURY, bin2bcd( tmp->tm_year / 100 )); - - /* unlock clock registers after read */ - rtc_write( RTC_CONTROLA, ( reg_a & ~RTC_CA_WRITE )); - - return 0; -} - -void rtc_reset (void) -{ - uchar reg_a, reg_b, reg_c; - - reg_a = rtc_read( RTC_CONTROLA ); - reg_b = rtc_read( RTC_CONTROLB ); - - if ( reg_b & RTC_CB_OSC_DISABLE ) - { - printf( "real-time-clock was stopped. Now starting...\n" ); - reg_a |= RTC_CA_WRITE; - reg_b &= ~RTC_CB_OSC_DISABLE; - - rtc_write( RTC_CONTROLA, reg_a ); - rtc_write( RTC_CONTROLB, reg_b ); - } - - /* make sure read/write clock register bits are cleared */ - reg_a &= ~( RTC_CA_WRITE | RTC_CA_READ ); - rtc_write( RTC_CONTROLA, reg_a ); - - reg_c = rtc_read( RTC_CONTROLC ); - if (( reg_c & RTC_CC_BATTERY_FLAG ) == 0 ) - printf( "RTC battery low. Clock setting may not be reliable.\n" ); -} - -/* ------------------------------------------------------------------------- */ - -static uchar rtc_read( unsigned int addr ) -{ - uchar val = in8( addr ); -#ifdef RTC_DEBUG - printf( "rtc_read: %x:%x\n", addr, val ); -#endif - return( val ); -} - -static void rtc_write( unsigned int addr, uchar val ) -{ -#ifdef RTC_DEBUG - printf( "rtc_write: %x:%x\n", addr, val ); -#endif - out8( addr, val ); -} diff --git a/drivers/rtc/ds3231.c b/drivers/rtc/ds3231.c index 5b72e86768a..bd32ed2dbf9 100644 --- a/drivers/rtc/ds3231.c +++ b/drivers/rtc/ds3231.c @@ -164,13 +164,13 @@ void rtc_enable_32khz_output(void) static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } #else static int ds3231_rtc_get(struct udevice *dev, struct rtc_time *tmp) diff --git a/drivers/rtc/m41t62.c b/drivers/rtc/m41t62.c index 8be532c3e31..66a0faa0ecf 100644 --- a/drivers/rtc/m41t62.c +++ b/drivers/rtc/m41t62.c @@ -319,7 +319,7 @@ int rtc_get(struct rtc_time *tm) { u8 buf[M41T62_DATETIME_REG_SIZE]; - i2c_read(CONFIG_SYS_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE); + i2c_read(CFG_SYS_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE); m41t62_update_rtc_time(tm, buf); return 0; @@ -329,10 +329,10 @@ int rtc_set(struct rtc_time *tm) { u8 buf[M41T62_DATETIME_REG_SIZE]; - i2c_read(CONFIG_SYS_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE); + i2c_read(CFG_SYS_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE); m41t62_set_rtc_buf(tm, buf); - if (i2c_write(CONFIG_SYS_I2C_RTC_ADDR, 0, 1, buf, + if (i2c_write(CFG_SYS_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE)) { printf("I2C write failed in %s()\n", __func__); return -1; @@ -349,8 +349,8 @@ void rtc_reset(void) * M41T82: Make sure HT (Halt Update) bit is cleared. * This bit is 0 in M41T62 so its save to clear it always. */ - i2c_read(CONFIG_SYS_I2C_RTC_ADDR, M41T62_REG_ALARM_HOUR, 1, &val, 1); + i2c_read(CFG_SYS_I2C_RTC_ADDR, M41T62_REG_ALARM_HOUR, 1, &val, 1); val &= ~M41T80_ALHOUR_HT; - i2c_write(CONFIG_SYS_I2C_RTC_ADDR, M41T62_REG_ALARM_HOUR, 1, &val, 1); + i2c_write(CFG_SYS_I2C_RTC_ADDR, M41T62_REG_ALARM_HOUR, 1, &val, 1); } #endif /* CONFIG_DM_RTC */ diff --git a/drivers/rtc/max6900.c b/drivers/rtc/max6900.c index 11928839dcf..e03a87f94da 100644 --- a/drivers/rtc/max6900.c +++ b/drivers/rtc/max6900.c @@ -16,20 +16,20 @@ #include <i2c.h> #include <linux/delay.h> -#ifndef CONFIG_SYS_I2C_RTC_ADDR -#define CONFIG_SYS_I2C_RTC_ADDR 0x50 +#ifndef CFG_SYS_I2C_RTC_ADDR +#define CFG_SYS_I2C_RTC_ADDR 0x50 #endif /* ------------------------------------------------------------------------- */ static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); udelay(2500); } diff --git a/drivers/rtc/pcf8563.c b/drivers/rtc/pcf8563.c index 19faefba7c8..91a412440b8 100644 --- a/drivers/rtc/pcf8563.c +++ b/drivers/rtc/pcf8563.c @@ -111,12 +111,12 @@ void rtc_reset (void) static uchar rtc_read (uchar reg) { - return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg)); + return (i2c_reg_read (CFG_SYS_I2C_RTC_ADDR, reg)); } static void rtc_write (uchar reg, uchar val) { - i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write (CFG_SYS_I2C_RTC_ADDR, reg, val); } #else static int pcf8563_rtc_get(struct udevice *dev, struct rtc_time *tmp) diff --git a/drivers/rtc/pt7c4338.c b/drivers/rtc/pt7c4338.c index c987494b669..e0a7bd3662f 100644 --- a/drivers/rtc/pt7c4338.c +++ b/drivers/rtc/pt7c4338.c @@ -53,12 +53,12 @@ /****** Helper functions ****************************************/ static u8 rtc_read(u8 reg) { - return i2c_reg_read(CONFIG_SYS_I2C_RTC_ADDR, reg); + return i2c_reg_read(CFG_SYS_I2C_RTC_ADDR, reg); } static void rtc_write(u8 reg, u8 val) { - i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, reg, val); + i2c_reg_write(CFG_SYS_I2C_RTC_ADDR, reg, val); } /****************************************************************/ diff --git a/drivers/rtc/rs5c372.c b/drivers/rtc/rs5c372.c index 97ec001aef5..6b1c23ca5db 100644 --- a/drivers/rtc/rs5c372.c +++ b/drivers/rtc/rs5c372.c @@ -39,8 +39,8 @@ static unsigned int rtc_debug = DEBUG; #define rtc_debug 0 /* gcc will remove all the debug code for us */ #endif -#ifndef CONFIG_SYS_I2C_RTC_ADDR -#define CONFIG_SYS_I2C_RTC_ADDR 0x32 +#ifndef CFG_SYS_I2C_RTC_ADDR +#define CFG_SYS_I2C_RTC_ADDR 0x32 #endif #define RS5C372_RAM_SIZE 0x10 @@ -63,7 +63,7 @@ rs5c372_readram(unsigned char *buf, int len) { int ret; - ret = i2c_read(CONFIG_SYS_I2C_RTC_ADDR, 0, 0, buf, len); + ret = i2c_read(CFG_SYS_I2C_RTC_ADDR, 0, 0, buf, len); if (ret != 0) { printf("%s: failed to read\n", __FUNCTION__); return ret; @@ -103,7 +103,7 @@ rs5c372_enable(void) buf[14] = 0; /* reg. 13 */ buf[15] = 0; /* reg. 14 */ buf[16] = USE_24HOUR_MODE; /* reg. 15 */ - ret = i2c_write(CONFIG_SYS_I2C_RTC_ADDR, 0, 0, buf, RS5C372_RAM_SIZE+1); + ret = i2c_write(CFG_SYS_I2C_RTC_ADDR, 0, 0, buf, RS5C372_RAM_SIZE+1); if (ret != 0) { printf("%s: failed\n", __FUNCTION__); return; @@ -204,7 +204,7 @@ int rtc_set (struct rtc_time *tmp) memset(buf, 0, sizeof(buf)); /* only read register 15 */ - ret = i2c_read(CONFIG_SYS_I2C_RTC_ADDR, 0, 0, buf, 1); + ret = i2c_read(CFG_SYS_I2C_RTC_ADDR, 0, 0, buf, 1); if (ret == 0) { /* need to save register 15 */ @@ -233,7 +233,7 @@ int rtc_set (struct rtc_time *tmp) printf("WARNING: year should be between 1970 and 2069!\n"); buf[7] = bin2bcd(tmp->tm_year % 100); - ret = i2c_write(CONFIG_SYS_I2C_RTC_ADDR, 0, 0, buf, 8); + ret = i2c_write(CFG_SYS_I2C_RTC_ADDR, 0, 0, buf, 8); if (ret != 0) { printf("rs5c372_set_datetime(), i2c_master_send() returned %d\n",ret); return -1; diff --git a/drivers/rtc/rx8010sj.c b/drivers/rtc/rx8010sj.c index d513561b820..bf93b557748 100644 --- a/drivers/rtc/rx8010sj.c +++ b/drivers/rtc/rx8010sj.c @@ -33,8 +33,8 @@ #endif /*---------------------------------------------------------------------*/ -#ifndef CONFIG_SYS_I2C_RTC_ADDR -# define CONFIG_SYS_I2C_RTC_ADDR 0x32 +#ifndef CFG_SYS_I2C_RTC_ADDR +# define CFG_SYS_I2C_RTC_ADDR 0x32 #endif /* @@ -313,7 +313,7 @@ static int rx8010sj_rtc_reset(DEV_TYPE *dev) int rtc_get(struct rtc_time *tm) { struct ludevice dev = { - .chip = CONFIG_SYS_I2C_RTC_ADDR, + .chip = CFG_SYS_I2C_RTC_ADDR, }; return rx8010sj_rtc_get(&dev, tm); @@ -322,7 +322,7 @@ int rtc_get(struct rtc_time *tm) int rtc_set(struct rtc_time *tm) { struct ludevice dev = { - .chip = CONFIG_SYS_I2C_RTC_ADDR, + .chip = CFG_SYS_I2C_RTC_ADDR, }; return rx8010sj_rtc_set(&dev, tm); @@ -331,7 +331,7 @@ int rtc_set(struct rtc_time *tm) void rtc_reset(void) { struct ludevice dev = { - .chip = CONFIG_SYS_I2C_RTC_ADDR, + .chip = CFG_SYS_I2C_RTC_ADDR, }; rx8010sj_rtc_reset(&dev); @@ -340,7 +340,7 @@ void rtc_reset(void) void rtc_init(void) { struct ludevice dev = { - .chip = CONFIG_SYS_I2C_RTC_ADDR, + .chip = CFG_SYS_I2C_RTC_ADDR, }; rx8010sj_rtc_init(&dev); diff --git a/drivers/rtc/x1205.c b/drivers/rtc/x1205.c index ce23427b174..4a8d1c5903f 100644 --- a/drivers/rtc/x1205.c +++ b/drivers/rtc/x1205.c @@ -77,7 +77,7 @@ static void rtc_write(int reg, u8 val) { - i2c_write(CONFIG_SYS_I2C_RTC_ADDR, reg, 2, &val, 1); + i2c_write(CFG_SYS_I2C_RTC_ADDR, reg, 2, &val, 1); } /* @@ -89,7 +89,7 @@ int rtc_get(struct rtc_time *tm) { u8 buf[8]; - i2c_read(CONFIG_SYS_I2C_RTC_ADDR, X1205_CCR_BASE, 2, buf, 8); + i2c_read(CFG_SYS_I2C_RTC_ADDR, X1205_CCR_BASE, 2, buf, 8); debug("%s: raw read data - sec=%02x, min=%02x, hr=%02x, " "mday=%02x, mon=%02x, year=%02x, wday=%02x, y2k=%02x\n", |