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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/u-boot/drivers/rtc/pt7c4338.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/drivers/rtc/pt7c4338.c')
-rw-r--r--qemu/roms/u-boot/drivers/rtc/pt7c4338.c128
1 files changed, 0 insertions, 128 deletions
diff --git a/qemu/roms/u-boot/drivers/rtc/pt7c4338.c b/qemu/roms/u-boot/drivers/rtc/pt7c4338.c
deleted file mode 100644
index b1eb7d878..000000000
--- a/qemu/roms/u-boot/drivers/rtc/pt7c4338.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright 2010 Freescale Semiconductor, Inc.
- *
- * Author: Priyanka Jain <Priyanka.Jain@freescale.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-/*
- * This file provides Date & Time support (no alarms) for PT7C4338 chip.
- *
- * This file is based on drivers/rtc/ds1337.c
- *
- * PT7C4338 chip is manufactured by Pericom Technology Inc.
- * It is a serial real-time clock which provides
- * 1)Low-power clock/calendar.
- * 2)Programmable square-wave output.
- * It has 56 bytes of nonvolatile RAM.
- */
-
-#include <common.h>
-#include <command.h>
-#include <rtc.h>
-#include <i2c.h>
-
-/* RTC register addresses */
-#define RTC_SEC_REG_ADDR 0x0
-#define RTC_MIN_REG_ADDR 0x1
-#define RTC_HR_REG_ADDR 0x2
-#define RTC_DAY_REG_ADDR 0x3
-#define RTC_DATE_REG_ADDR 0x4
-#define RTC_MON_REG_ADDR 0x5
-#define RTC_YR_REG_ADDR 0x6
-#define RTC_CTL_STAT_REG_ADDR 0x7
-
-/* RTC second register address bit */
-#define RTC_SEC_BIT_CH 0x80 /* Clock Halt (in Register 0) */
-
-/* RTC control and status register bits */
-#define RTC_CTL_STAT_BIT_RS0 0x1 /* Rate select 0 */
-#define RTC_CTL_STAT_BIT_RS1 0x2 /* Rate select 1 */
-#define RTC_CTL_STAT_BIT_SQWE 0x10 /* Square Wave Enable */
-#define RTC_CTL_STAT_BIT_OSF 0x20 /* Oscillator Stop Flag */
-#define RTC_CTL_STAT_BIT_OUT 0x80 /* Output Level Control */
-
-/* RTC reset value */
-#define RTC_PT7C4338_RESET_VAL \
- (RTC_CTL_STAT_BIT_RS0 | RTC_CTL_STAT_BIT_RS1 | RTC_CTL_STAT_BIT_OUT)
-
-/****** Helper functions ****************************************/
-static u8 rtc_read(u8 reg)
-{
- return i2c_reg_read(CONFIG_SYS_I2C_RTC_ADDR, reg);
-}
-
-static void rtc_write(u8 reg, u8 val)
-{
- i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, reg, val);
-}
-/****************************************************************/
-
-/* Get the current time from the RTC */
-int rtc_get(struct rtc_time *tmp)
-{
- int ret = 0;
- u8 sec, min, hour, mday, wday, mon, year, ctl_stat;
-
- ctl_stat = rtc_read(RTC_CTL_STAT_REG_ADDR);
- sec = rtc_read(RTC_SEC_REG_ADDR);
- min = rtc_read(RTC_MIN_REG_ADDR);
- hour = rtc_read(RTC_HR_REG_ADDR);
- wday = rtc_read(RTC_DAY_REG_ADDR);
- mday = rtc_read(RTC_DATE_REG_ADDR);
- mon = rtc_read(RTC_MON_REG_ADDR);
- year = rtc_read(RTC_YR_REG_ADDR);
- debug("Get RTC year: %02x mon: %02x mday: %02x wday: %02x "
- "hr: %02x min: %02x sec: %02x control_status: %02x\n",
- year, mon, mday, wday, hour, min, sec, ctl_stat);
-
- if (ctl_stat & RTC_CTL_STAT_BIT_OSF) {
- printf("### Warning: RTC oscillator has stopped\n");
- /* clear the OSF flag */
- rtc_write(RTC_CTL_STAT_REG_ADDR,
- rtc_read(RTC_CTL_STAT_REG_ADDR)\
- & ~RTC_CTL_STAT_BIT_OSF);
- ret = -1;
- }
-
- 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_year = bcd2bin(year) + 2000;
- tmp->tm_wday = bcd2bin((wday - 1) & 0x07);
- tmp->tm_yday = 0;
- tmp->tm_isdst = 0;
- debug("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);
-
- return ret;
-}
-
-/* Set the RTC */
-int rtc_set(struct rtc_time *tmp)
-{
- debug("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);
-
- rtc_write(RTC_YR_REG_ADDR, bin2bcd(tmp->tm_year % 100));
- rtc_write(RTC_MON_REG_ADDR, bin2bcd(tmp->tm_mon));
- rtc_write(RTC_DAY_REG_ADDR, bin2bcd(tmp->tm_wday + 1));
- rtc_write(RTC_DATE_REG_ADDR, bin2bcd(tmp->tm_mday));
- rtc_write(RTC_HR_REG_ADDR, bin2bcd(tmp->tm_hour));
- rtc_write(RTC_MIN_REG_ADDR, bin2bcd(tmp->tm_min));
- rtc_write(RTC_SEC_REG_ADDR, bin2bcd(tmp->tm_sec));
-
- return 0;
-}
-
-/* Reset the RTC */
-void rtc_reset(void)
-{
- rtc_write(RTC_SEC_REG_ADDR, 0x00); /* clearing Clock Halt */
- rtc_write(RTC_CTL_STAT_REG_ADDR, RTC_PT7C4338_RESET_VAL);
-}