diff options
Diffstat (limited to 'qemu/roms/u-boot/drivers/rtc/ftrtc010.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/rtc/ftrtc010.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/qemu/roms/u-boot/drivers/rtc/ftrtc010.c b/qemu/roms/u-boot/drivers/rtc/ftrtc010.c deleted file mode 100644 index 713dad274..000000000 --- a/qemu/roms/u-boot/drivers/rtc/ftrtc010.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Faraday FTRTC010 Real Time Clock - * - * (C) Copyright 2009 Faraday Technology - * Po-Yu Chuang <ratbert@faraday-tech.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <common.h> -#include <rtc.h> -#include <asm/io.h> - -struct ftrtc010 { - unsigned int sec; /* 0x00 */ - unsigned int min; /* 0x04 */ - unsigned int hour; /* 0x08 */ - unsigned int day; /* 0x0c */ - unsigned int alarm_sec; /* 0x10 */ - unsigned int alarm_min; /* 0x14 */ - unsigned int alarm_hour; /* 0x18 */ - unsigned int record; /* 0x1c */ - unsigned int cr; /* 0x20 */ - unsigned int wsec; /* 0x24 */ - unsigned int wmin; /* 0x28 */ - unsigned int whour; /* 0x2c */ - unsigned int wday; /* 0x30 */ - unsigned int intr; /* 0x34 */ - unsigned int div; /* 0x38 */ - unsigned int rev; /* 0x3c */ -}; - -/* - * RTC Control Register - */ -#define FTRTC010_CR_ENABLE (1 << 0) -#define FTRTC010_CR_INTERRUPT_SEC (1 << 1) /* per second irq */ -#define FTRTC010_CR_INTERRUPT_MIN (1 << 2) /* per minute irq */ -#define FTRTC010_CR_INTERRUPT_HR (1 << 3) /* per hour irq */ -#define FTRTC010_CR_INTERRUPT_DAY (1 << 4) /* per day irq */ - -static struct ftrtc010 *rtc = (struct ftrtc010 *)CONFIG_FTRTC010_BASE; - -static void ftrtc010_enable(void) -{ - writel(FTRTC010_CR_ENABLE, &rtc->cr); -} - -/* - * return current time in seconds - */ -static unsigned long ftrtc010_time(void) -{ - unsigned long day; - unsigned long hour; - unsigned long minute; - unsigned long second; - unsigned long second2; - - do { - second = readl(&rtc->sec); - day = readl(&rtc->day); - hour = readl(&rtc->hour); - minute = readl(&rtc->min); - second2 = readl(&rtc->sec); - } while (second != second2); - - return day * 24 * 60 * 60 + hour * 60 * 60 + minute * 60 + second; -} - -/* - * Get the current time from the RTC - */ - -int rtc_get(struct rtc_time *tmp) -{ - unsigned long now; - - debug("%s(): record register: %x\n", - __func__, readl(&rtc->record)); - -#ifdef CONFIG_FTRTC010_PCLK - now = (ftrtc010_time() + readl(&rtc->record)) / RTC_DIV_COUNT; -#else /* CONFIG_FTRTC010_EXTCLK */ - now = ftrtc010_time() + readl(&rtc->record); -#endif - - to_tm(now, tmp); - - return 0; -} - -/* - * Set the RTC - */ -int rtc_set(struct rtc_time *tmp) -{ - unsigned long new; - unsigned long now; - - debug("%s(): DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - __func__, - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - - new = mktime(tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_hour, - tmp->tm_min, tmp->tm_sec); - - now = ftrtc010_time(); - - debug("%s(): write %lx to record register\n", __func__, new - now); - - writel(new - now, &rtc->record); - - return 0; -} - -void rtc_reset(void) -{ - debug("%s()\n", __func__); - ftrtc010_enable(); -} |