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authorJason Cooper <[u-boot@lakedaemon.net]>2011-08-04 21:26:16 +0530
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-08-04 19:00:34 +0200
commitb608b95753873a5073f550cca002c4bebf1a18f5 (patch)
tree9df2ab2769ad40a8f354418eac97b3972eff6d00 /drivers/rtc/mvrtc.h
parent26749582d5c168dba72e3b11e84873e252b6b567 (diff)
drivers/rtc: add Marvell Integrated RTC
This driver can be used for kirkwood SoCs by enabling CONFIG_RTC_MV. Tested on Global Scale Technologies Dreamplug. Signed-off-by: Jason Cooper <u-boot@lakedaemon.net>
Diffstat (limited to 'drivers/rtc/mvrtc.h')
-rw-r--r--drivers/rtc/mvrtc.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/rtc/mvrtc.h b/drivers/rtc/mvrtc.h
new file mode 100644
index 0000000000..b9d5c6fc35
--- /dev/null
+++ b/drivers/rtc/mvrtc.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2011
+ * Jason Cooper <u-boot@lakedaemon.net>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * Date & Time support for Marvell Integrated RTC
+ */
+
+#ifndef _MVRTC_H_
+#define _MVRTC_H_
+
+#include <asm/arch/kirkwood.h>
+#include <compiler.h>
+
+/* RTC registers */
+struct mvrtc_registers {
+ u32 time;
+ u32 date;
+};
+
+/* time register */
+#define MVRTC_SEC_SFT 0
+#define MVRTC_SEC_MSK 0x7f
+#define MVRTC_MIN_SFT 8
+#define MVRTC_MIN_MSK 0x7f
+#define MVRTC_HOUR_SFT 16
+#define MVRTC_HOUR_MSK 0x3f
+#define MVRTC_DAY_SFT 24
+#define MVRTC_DAY_MSK 0x7
+
+/*
+ * Hour format bit
+ * 1 = 12 hour clock
+ * 0 = 24 hour clock
+ */
+#define MVRTC_HRFMT_MSK 0x00400000
+
+/* date register */
+#define MVRTC_DATE_SFT 0
+#define MVRTC_DATE_MSK 0x3f
+#define MVRTC_MON_SFT 8
+#define MVRTC_MON_MSK 0x1f
+#define MVRTC_YEAR_SFT 16
+#define MVRTC_YEAR_MSK 0xff
+
+#endif