On 23/03/2018 at 17:15:08 +0800, sean.wang@xxxxxxxxxxxx wrote:
> From: Sean Wang <sean.wang@xxxxxxxxxxxx>
>
> This is in preparation for allowing other drivers can share the
> declaration, so move the declaration into a globally visible header file.
>
> Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
> ---
> drivers/rtc/rtc-mt6397.c | 53 +---------------------------------
> include/linux/rtc/mt6397.h | 72 ++++++++++++++++++++++++++++++++++++++++++++++
This should go in include/linux/mfd/
> 2 files changed, 73 insertions(+), 52 deletions(-)
> create mode 100644 include/linux/rtc/mt6397.h
>
> diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
> index d133d1f..015609d 100644
> --- a/drivers/rtc/rtc-mt6397.c
> +++ b/drivers/rtc/rtc-mt6397.c
> @@ -19,63 +19,12 @@
> #include <linux/of_platform.h>
> #include <linux/regmap.h>
> #include <linux/rtc.h>
> -#include <linux/jiffies.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)
> -
> -#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;
> - struct mutex lock;
> - struct regmap *regmap;
> - int irq;
> - u32 addr_base;
> -};
> +#include <linux/rtc/mt6397.h>
>
> static int mtk_rtc_write_trigger(struct mt6397_rtc *rtc)
> {
> diff --git a/include/linux/rtc/mt6397.h b/include/linux/rtc/mt6397.h
> new file mode 100644
> index 0000000..4b19f51
> --- /dev/null
> +++ b/include/linux/rtc/mt6397.h
> @@ -0,0 +1,72 @@
> +
Unnecessary empty line
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2014-2018 MediaTek Inc.
> + *
> + * Author: Tianping.Fang <tianping.fang@xxxxxxxxxxxx>
> + * Sean Wang <sean.wang@xxxxxxxxxxxx>
> + */
> +
> +#ifndef _LINUX_RTC_MT6397_H_
> +#define _LINUX_RTC_MT6397_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_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 registers accessing */
> + struct mutex lock;
> + struct regmap *regmap;
> + int irq;
> + u32 addr_base;
> +};
> +
> +#endif /* _LINUX_RTC_MT6397_H_ */
> +
> --
> 2.7.4
>
--
Alexandre Belloni, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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