These RTC drivers are currently unused and reference other unused CONFIG variables, so remove them.
Signed-off-by: Tom Rini trini@konsulko.com --- README | 1 - drivers/rtc/Makefile | 3 - drivers/rtc/ds1556.c | 179 ------------------------------------------- drivers/rtc/ds164x.c | 171 ----------------------------------------- drivers/rtc/ds174x.c | 172 ----------------------------------------- 5 files changed, 526 deletions(-) delete mode 100644 drivers/rtc/ds1556.c delete mode 100644 drivers/rtc/ds164x.c delete mode 100644 drivers/rtc/ds174x.c
diff --git a/README b/README index efb1d37df9a6..5ab042a2defb 100644 --- a/README +++ b/README @@ -473,7 +473,6 @@ The following options need to be configured: CONFIG_RTC_DS1337 - use Maxim, Inc. DS1337 RTC CONFIG_RTC_DS1338 - use Maxim, Inc. DS1338 RTC CONFIG_RTC_DS1339 - use Maxim, Inc. DS1339 RTC - CONFIG_RTC_DS164x - use Dallas DS164x RTC CONFIG_RTC_ISL1208 - use Intersil ISL1208 RTC CONFIG_RTC_MAX6900 - use Maxim, Inc. MAX6900 RTC CONFIG_RTC_DS1337_NOOSC - Turn off the OSC output for DS1337 diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 009dd9d28c95..2089086551d1 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/ds1556.c b/drivers/rtc/ds1556.c deleted file mode 100644 index 687b32937a08..000000000000 --- 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 f8707892e71f..000000000000 --- 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 94f943d97a5e..000000000000 --- 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 ); -}