| Message ID | 20190729174154.4335-4-frank-w@public-files.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | implement poweroff for mt6323 / bpi-r2 | expand |
On 29/07/2019 19:41:47+0200, Frank Wunderlich wrote: > From: Josef Friedl <josef.friedl@speed.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 The changelog should be after the --- marker. > > Suggested-by: Frank Wunderlich <frank-w@public-files.de> > Signed-off-by: Josef Friedl <josef.friedl@speed.at> > Signed-off-by: Frank Wunderlich <frank-w@public-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@mediatek.com> > + * Sean Wang <sean.wang@mediatek.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 >
On Mon, 05 Aug 2019, Alexandre Belloni wrote: > On 29/07/2019 19:41:47+0200, Frank Wunderlich wrote: > > From: Josef Friedl <josef.friedl@speed.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 > > The changelog should be after the --- marker. > > > > Suggested-by: Frank Wunderlich <frank-w@public-files.de> > > Signed-off-by: Josef Friedl <josef.friedl@speed.at> > > Signed-off-by: Frank Wunderlich <frank-w@public-files.de> > > --- > > drivers/rtc/rtc-mt6397.c | 55 +------------------------- > > include/linux/mfd/mt6397/rtc.h | 71 ++++++++++++++++++++++++++++++++++ I think include/linux/rtc/mt6397.h would be better? Certainly from a maintainance PoV, it would be better reviewed and looked after by an RTC expert. > > 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@mediatek.com> + * Sean Wang <sean.wang@mediatek.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_ */