diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/Makefile | 1 | ||||
| -rw-r--r-- | drivers/rtc/Makefile | 1 | ||||
| -rw-r--r-- | drivers/rtc/rtc4543.c | 101 | ||||
| -rw-r--r-- | drivers/twserial/Makefile | 8 | ||||
| -rw-r--r-- | drivers/twserial/soft_tws.c | 94 |
5 files changed, 0 insertions, 205 deletions
diff --git a/drivers/Makefile b/drivers/Makefile index 64c39d3..f16d7fd 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -87,7 +87,6 @@ obj-y += spmi/ obj-y += sysreset/ obj-y += timer/ obj-y += tpm/ -obj-y += twserial/ obj-y += video/ obj-y += watchdog/ obj-$(CONFIG_QE) += qe/ diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 87c3d9c..438681d 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -48,7 +48,6 @@ obj-$(CONFIG_RTC_PCF2127) += pcf2127.o obj-$(CONFIG_RTC_PL031) += pl031.o obj-$(CONFIG_RTC_PT7C4338) += pt7c4338.o obj-$(CONFIG_RTC_RS5C372A) += rs5c372.o -obj-$(CONFIG_RTC_RTC4543) += rtc4543.o obj-$(CONFIG_RTC_RV3029) += rv3029.o obj-$(CONFIG_RTC_RX8025) += rx8025.o obj-$(CONFIG_RTC_S3C24X0) += s3c24x0_rtc.o diff --git a/drivers/rtc/rtc4543.c b/drivers/rtc/rtc4543.c deleted file mode 100644 index 8d36edd..0000000 --- a/drivers/rtc/rtc4543.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * (C) Copyright 2008, 2009 - * Andreas Pfefferle, DENX Software Engineering, ap@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <asm/io.h> -#include <common.h> -#include <command.h> -#include <config.h> -#include <rtc.h> -#include <tws.h> - -#if defined(CONFIG_CMD_DATE) - -/* - * Note: The acrobatics below is due to the hideously ingenius idea of - * the chip designers. As the chip does not allow register - * addressing, all values need to be read and written in one go. Sure - * enough, the 'wday' field (0-6) is transferred using the economic - * number of 4 bits right in the middle of the packet..... - */ - -int rtc_get(struct rtc_time *tm) -{ - int rel = 0; - uchar buffer[7]; - - memset(buffer, 0, 7); - - /* Read 52 bits into our buffer */ - tws_read(buffer, 52); - - tm->tm_sec = bcd2bin( buffer[0] & 0x7F); - tm->tm_min = bcd2bin( buffer[1] & 0x7F); - tm->tm_hour = bcd2bin( buffer[2] & 0x3F); - tm->tm_wday = bcd2bin( buffer[3] & 0x07); - tm->tm_mday = bcd2bin((buffer[3] & 0xF0) >> 4 | (buffer[4] & 0x0F) << 4); - tm->tm_mon = bcd2bin((buffer[4] & 0x30) >> 4 | (buffer[5] & 0x0F) << 4); - tm->tm_year = bcd2bin((buffer[5] & 0xF0) >> 4 | (buffer[6] & 0x0F) << 4) + 2000; - tm->tm_yday = 0; - tm->tm_isdst = 0; - - if (tm->tm_sec & 0x80) { - puts("### Warning: RTC Low Voltage - date/time not reliable\n"); - rel = -1; - } - - debug("Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_wday, - tm->tm_hour, tm->tm_min, tm->tm_sec); - - return rel; -} - -int rtc_set(struct rtc_time *tm) -{ - uchar buffer[7]; - uchar tmp; - - debug("Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_wday, - tm->tm_hour, tm->tm_min, tm->tm_sec); - - memset(buffer, 0, 7); - buffer[0] = bin2bcd(tm->tm_sec); - buffer[1] = bin2bcd(tm->tm_min); - buffer[2] = bin2bcd(tm->tm_hour); - buffer[3] = bin2bcd(tm->tm_wday); - tmp = bin2bcd(tm->tm_mday); - buffer[3] |= (tmp & 0x0F) << 4; - buffer[4] = (tmp & 0xF0) >> 4; - tmp = bin2bcd(tm->tm_mon); - buffer[4] |= (tmp & 0x0F) << 4; - buffer[5] = (tmp & 0xF0) >> 4; - tmp = bin2bcd(tm->tm_year % 100); - buffer[5] |= (tmp & 0x0F) << 4; - buffer[6] = (tmp & 0xF0) >> 4; - - /* Write the resulting 52 bits to device */ - tws_write(buffer, 52); - - return 0; -} - -void rtc_reset(void) -{ - struct rtc_time tmp; - - tmp.tm_sec = 0; - tmp.tm_min = 0; - tmp.tm_hour = 0; - tmp.tm_wday = 4; - tmp.tm_mday = 1; - tmp.tm_mon = 1; - tmp.tm_year = 2000; - rtc_set(&tmp); -} - -#endif diff --git a/drivers/twserial/Makefile b/drivers/twserial/Makefile deleted file mode 100644 index 7cc7c4d..0000000 --- a/drivers/twserial/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# (C) Copyright 2009 -# Detlev Zundel, DENX Software Engineering, dzu@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-$(CONFIG_SOFT_TWS) += soft_tws.o diff --git a/drivers/twserial/soft_tws.c b/drivers/twserial/soft_tws.c deleted file mode 100644 index d0bf93d..0000000 --- a/drivers/twserial/soft_tws.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * (C) Copyright 2009 - * Detlev Zundel, DENX Software Engineering, dzu@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#define TWS_IMPLEMENTATION -#include <common.h> - -/*=====================================================================*/ -/* Public Functions */ -/*=====================================================================*/ - -/*----------------------------------------------------------------------- - * Read bits - */ -int tws_read(uchar *buffer, int len) -{ - int rem = len; - uchar accu, shift; - - debug("tws_read: buffer %p len %d\n", buffer, len); - - /* Configure the data pin for input */ - tws_data_config_output(0); - - /* Disable WR, i.e. setup a read */ - tws_wr(0); - udelay(1); - - /* Rise CE */ - tws_ce(1); - udelay(1); - - for (; rem > 0; ) { - for (shift = 0, accu = 0; - (rem > 0) && (shift < 8); - rem--, shift++) { - tws_clk(1); - udelay(10); - accu |= (tws_data_read() << shift); /* LSB first */ - tws_clk(0); - udelay(10); - } - *buffer++ = accu; - } - - /* Lower CE */ - tws_ce(0); - - return len - rem; -} - - -/*----------------------------------------------------------------------- - * Write bits - */ -int tws_write(uchar *buffer, int len) -{ - int rem = len; - uchar accu, shift; - - debug("tws_write: buffer %p len %d\n", buffer, len); - - /* Configure the data pin for output */ - tws_data_config_output(1); - - /* Enable WR, i.e. setup a write */ - tws_wr(1); - udelay(1); - - /* Rise CE */ - tws_ce(1); - udelay(1); - - for (; rem > 0; ) { - for (shift = 0, accu = *buffer++; - (rem > 0) && (shift < 8); - rem--, shift++) { - tws_data(accu & 0x01); /* LSB first */ - tws_clk(1); - udelay(10); - tws_clk(0); - udelay(10); - accu >>= 1; - } - } - - /* Lower CE */ - tws_ce(0); - - return len - rem; -} |