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Date: Mon, 29 Jul 2019 19:41:47 +0200
From: Frank Wunderlich <frank-w@...lic-files.de>
To: Alessandro Zummo <a.zummo@...ertech.it>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Allison Randal <allison@...utok.net>,
"David S. Miller" <davem@...emloft.net>,
devicetree@...r.kernel.org, Eddie Huang <eddie.huang@...iatek.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jonathan Cameron <Jonathan.Cameron@...wei.com>,
Kate Stewart <kstewart@...uxfoundation.org>,
Lee Jones <lee.jones@...aro.org>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-mediatek@...ts.infradead.org, linux-pm@...r.kernel.org,
linux-rtc@...r.kernel.org, Mark Rutland <mark.rutland@....com>,
Matthias Brugger <matthias.bgg@...il.com>,
Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
Nicolas Ferre <nicolas.ferre@...rochip.com>,
Richard Fontana <rfontana@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Sean Wang <sean.wang@...iatek.com>,
Sebastian Reichel <sre@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
"Tianping . Fang" <tianping.fang@...iatek.com>
Cc: Josef Friedl <josef.friedl@...ed.at>,
Frank Wunderlich <frank-w@...lic-files.de>
Subject: [PATCH v3 03/10] rtc: mt6397: move some common definitions into rtc.h
From: Josef Friedl <josef.friedl@...ed.at>
move code to separate header-file to reuse definitions later
in poweroff-driver (drivers/power/reset/mt6323-poweroff.c)
changes since v2: add missing commit-message
Suggested-by: Frank Wunderlich <frank-w@...lic-files.de>
Signed-off-by: Josef Friedl <josef.friedl@...ed.at>
Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
---
drivers/rtc/rtc-mt6397.c | 55 +-------------------------
include/linux/mfd/mt6397/rtc.h | 71 ++++++++++++++++++++++++++++++++++
2 files changed, 72 insertions(+), 54 deletions(-)
create mode 100644 include/linux/mfd/mt6397/rtc.h
diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
index b46ed4dc7015..c08ee5edf865 100644
--- a/drivers/rtc/rtc-mt6397.c
+++ b/drivers/rtc/rtc-mt6397.c
@@ -9,60 +9,7 @@
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/rtc.h>
-#include <linux/irqdomain.h>
-#include <linux/platform_device.h>
-#include <linux/of_address.h>
-#include <linux/of_irq.h>
-#include <linux/io.h>
-#include <linux/mfd/mt6397/core.h>
-
-#define RTC_BBPU 0x0000
-#define RTC_BBPU_CBUSY BIT(6)
-
-#define RTC_WRTGR 0x003c
-
-#define RTC_IRQ_STA 0x0002
-#define RTC_IRQ_STA_AL BIT(0)
-#define RTC_IRQ_STA_LP BIT(3)
-
-#define RTC_IRQ_EN 0x0004
-#define RTC_IRQ_EN_AL BIT(0)
-#define RTC_IRQ_EN_ONESHOT BIT(2)
-#define RTC_IRQ_EN_LP BIT(3)
-#define RTC_IRQ_EN_ONESHOT_AL (RTC_IRQ_EN_ONESHOT | RTC_IRQ_EN_AL)
-
-#define RTC_AL_MASK 0x0008
-#define RTC_AL_MASK_DOW BIT(4)
-
-#define RTC_TC_SEC 0x000a
-/* Min, Hour, Dom... register offset to RTC_TC_SEC */
-#define RTC_OFFSET_SEC 0
-#define RTC_OFFSET_MIN 1
-#define RTC_OFFSET_HOUR 2
-#define RTC_OFFSET_DOM 3
-#define RTC_OFFSET_DOW 4
-#define RTC_OFFSET_MTH 5
-#define RTC_OFFSET_YEAR 6
-#define RTC_OFFSET_COUNT 7
-
-#define RTC_AL_SEC 0x0018
-
-#define RTC_PDN2 0x002e
-#define RTC_PDN2_PWRON_ALARM BIT(4)
-
-#define RTC_MIN_YEAR 1968
-#define RTC_BASE_YEAR 1900
-#define RTC_NUM_YEARS 128
-#define RTC_MIN_YEAR_OFFSET (RTC_MIN_YEAR - RTC_BASE_YEAR)
-
-struct mt6397_rtc {
- struct device *dev;
- struct rtc_device *rtc_dev;
- struct mutex lock;
- struct regmap *regmap;
- int irq;
- u32 addr_base;
-};
+#include <linux/mfd/mt6397/rtc.h>
static int mtk_rtc_write_trigger(struct mt6397_rtc *rtc)
{
diff --git a/include/linux/mfd/mt6397/rtc.h b/include/linux/mfd/mt6397/rtc.h
new file mode 100644
index 000000000000..b702c29e8c74
--- /dev/null
+++ b/include/linux/mfd/mt6397/rtc.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2014-2018 MediaTek Inc.
+ *
+ * Author: Tianping.Fang <tianping.fang@...iatek.com>
+ * Sean Wang <sean.wang@...iatek.com>
+ */
+
+#ifndef _LINUX_MFD_MT6397_RTC_H_
+#define _LINUX_MFD_MT6397_RTC_H_
+
+#include <linux/jiffies.h>
+#include <linux/mutex.h>
+#include <linux/regmap.h>
+#include <linux/rtc.h>
+
+#define RTC_BBPU 0x0000
+#define RTC_BBPU_CBUSY BIT(6)
+#define RTC_BBPU_KEY (0x43 << 8)
+
+#define RTC_WRTGR 0x003c
+
+#define RTC_IRQ_STA 0x0002
+#define RTC_IRQ_STA_AL BIT(0)
+#define RTC_IRQ_STA_LP BIT(3)
+
+#define RTC_IRQ_EN 0x0004
+#define RTC_IRQ_EN_AL BIT(0)
+#define RTC_IRQ_EN_ONESHOT BIT(2)
+#define RTC_IRQ_EN_LP BIT(3)
+#define RTC_IRQ_EN_ONESHOT_AL (RTC_IRQ_EN_ONESHOT | RTC_IRQ_EN_AL)
+
+#define RTC_AL_MASK 0x0008
+#define RTC_AL_MASK_DOW BIT(4)
+
+#define RTC_TC_SEC 0x000a
+/* Min, Hour, Dom... register offset to RTC_TC_SEC */
+#define RTC_OFFSET_SEC 0
+#define RTC_OFFSET_MIN 1
+#define RTC_OFFSET_HOUR 2
+#define RTC_OFFSET_DOM 3
+#define RTC_OFFSET_DOW 4
+#define RTC_OFFSET_MTH 5
+#define RTC_OFFSET_YEAR 6
+#define RTC_OFFSET_COUNT 7
+
+#define RTC_AL_SEC 0x0018
+
+#define RTC_PDN2 0x002e
+#define RTC_PDN2_PWRON_ALARM BIT(4)
+
+#define RTC_MIN_YEAR 1968
+#define RTC_BASE_YEAR 1900
+#define RTC_NUM_YEARS 128
+#define RTC_MIN_YEAR_OFFSET (RTC_MIN_YEAR - RTC_BASE_YEAR)
+
+#define MTK_RTC_POLL_DELAY_US 10
+#define MTK_RTC_POLL_TIMEOUT (jiffies_to_usecs(HZ))
+
+struct mt6397_rtc {
+ struct device *dev;
+ struct rtc_device *rtc_dev;
+
+ /* Protect register access from multiple tasks */
+ struct mutex lock;
+ struct regmap *regmap;
+ int irq;
+ u32 addr_base;
+};
+
+#endif /* _LINUX_MFD_MT6397_RTC_H_ */
--
2.17.1
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