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Diffstat (limited to 'c/src/lib/libbsp/powerpc/gen5200/tod/todcfg.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen5200/tod/todcfg.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen5200/tod/todcfg.c b/c/src/lib/libbsp/powerpc/gen5200/tod/todcfg.c deleted file mode 100644 index 6db222b7f0..0000000000 --- a/c/src/lib/libbsp/powerpc/gen5200/tod/todcfg.c +++ /dev/null @@ -1,102 +0,0 @@ -/*===============================================================*\ -| Project: RTEMS generic MPC5200 BSP | -+-----------------------------------------------------------------+ -| Partially based on the code references which are named below. | -| Adaptions, modifications, enhancements and any recent parts of | -| the code are: | -| Copyright (c) 2005 | -| Embedded Brains GmbH | -| Obere Lagerstr. 30 | -| D-82178 Puchheim | -| Germany | -| rtems@embedded-brains.de | -+-----------------------------------------------------------------+ -| The license and distribution terms for this file may be | -| found in the file LICENSE in this distribution or at | -| | -| http://www.rtems.org/license/LICENSE. | -| | -+-----------------------------------------------------------------+ -| this file configures the pcf8563 RTC for a PM520 board | -\*===============================================================*/ -/* - * This file contains the RTC driver table for Motorola MCF5206eLITE - * ColdFire evaluation board. - * - * Copyright (C) 2000 OKTET Ltd., St.-Petersburg, Russia - * Author: Victor V. Vengerov <vvv@oktet.ru> - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * - * http://www.rtems.org/license/LICENSE. - */ - -#include <bsp.h> -#include <bsp/i2c.h> -#include <libchip/rtc.h> -#include "../tod/pcf8563.h" - -/* Forward function declaration */ -bool mpc5200_pcf8563_probe(int minor); - -extern rtc_fns pcf8563_fns; - -/* The following table configures the RTC drivers used in this BSP */ -rtc_tbl RTC_Table[] = { - { - "/dev/rtc", /* sDeviceName */ - RTC_CUSTOM, /* deviceType */ - &pcf8563_fns, /* pDeviceFns */ - mpc5200_pcf8563_probe, /* deviceProbe */ - NULL, /* pDeviceParams */ - 0x01, /* ulCtrlPort1, for PCF8563-I2C bus number */ - PCF8563_I2C_ADDRESS, /* ulDataPort, for PCF8563-I2C device addr */ - NULL, /* getRegister - not applicable to PCF8563 */ - NULL /* setRegister - not applicable to PCF8563 */ - } -}; - -/* Some information used by the RTC driver */ - -#define NUM_RTCS (sizeof(RTC_Table)/sizeof(rtc_tbl)) - -size_t RTC_Count = NUM_RTCS; - -/* mpc5200_pcf8563_probe -- - * RTC presence probe function. Return TRUE, if device is present. - * Device presence checked by probe access to RTC device over I2C bus. - * - * PARAMETERS: - * minor - minor RTC device number - * - * RETURNS: - * TRUE, if RTC device is present - */ -bool -mpc5200_pcf8563_probe(int minor) -{ - int try = 0; - i2c_message_status status; - rtc_tbl *rtc; - i2c_bus_number bus; - i2c_address addr; - - if (minor >= NUM_RTCS) - return false; - - rtc = RTC_Table + minor; - - bus = rtc->ulCtrlPort1; - addr = rtc->ulDataPort; - do { - status = i2c_wrbyte(bus, addr, 0); - if (status == I2C_NO_DEVICE) - return false; - try++; - } while ((try < 15) && (status != I2C_SUCCESSFUL)); - if (status == I2C_SUCCESSFUL) - return true; - else - return false; -} |