summaryrefslogtreecommitdiffstats
path: root/qemu/roms/u-boot/drivers/rtc/mxsrtc.c
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/roms/u-boot/drivers/rtc/mxsrtc.c')
-rw-r--r--qemu/roms/u-boot/drivers/rtc/mxsrtc.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/qemu/roms/u-boot/drivers/rtc/mxsrtc.c b/qemu/roms/u-boot/drivers/rtc/mxsrtc.c
deleted file mode 100644
index 32ba8a306..000000000
--- a/qemu/roms/u-boot/drivers/rtc/mxsrtc.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Freescale i.MX28 RTC Driver
- *
- * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
- * on behalf of DENX Software Engineering GmbH
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <rtc.h>
-#include <asm/io.h>
-#include <asm/arch/imx-regs.h>
-#include <asm/arch/sys_proto.h>
-
-#define MXS_RTC_MAX_TIMEOUT 1000000
-
-/* Set time in seconds since 1970-01-01 */
-int mxs_rtc_set_time(uint32_t secs)
-{
- struct mxs_rtc_regs *rtc_regs = (struct mxs_rtc_regs *)MXS_RTC_BASE;
- int ret;
-
- writel(secs, &rtc_regs->hw_rtc_seconds);
-
- /*
- * The 0x80 here means seconds were copied to analog. This information
- * is taken from the linux kernel driver for the STMP37xx RTC since
- * documentation doesn't mention it.
- */
- ret = mxs_wait_mask_clr(&rtc_regs->hw_rtc_stat_reg,
- 0x80 << RTC_STAT_STALE_REGS_OFFSET, MXS_RTC_MAX_TIMEOUT);
-
- if (ret)
- printf("MXS RTC: Timeout waiting for update\n");
-
- return ret;
-}
-
-int rtc_get(struct rtc_time *time)
-{
- struct mxs_rtc_regs *rtc_regs = (struct mxs_rtc_regs *)MXS_RTC_BASE;
- uint32_t secs;
-
- secs = readl(&rtc_regs->hw_rtc_seconds);
- to_tm(secs, time);
-
- return 0;
-}
-
-int rtc_set(struct rtc_time *time)
-{
- uint32_t secs;
-
- secs = mktime(time->tm_year, time->tm_mon, time->tm_mday,
- time->tm_hour, time->tm_min, time->tm_sec);
-
- return mxs_rtc_set_time(secs);
-}
-
-void rtc_reset(void)
-{
- struct mxs_rtc_regs *rtc_regs = (struct mxs_rtc_regs *)MXS_RTC_BASE;
- int ret;
-
- /* Set time to 1970-01-01 */
- mxs_rtc_set_time(0);
-
- /* Reset the RTC block */
- ret = mxs_reset_block(&rtc_regs->hw_rtc_ctrl_reg);
- if (ret)
- printf("MXS RTC: Block reset timeout\n");
-}