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From: Alexandre Belloni <alexandre.belloni@free-electrons.com>
To: sean.wang@mediatek.com
Cc: robh+dt@kernel.org, mark.rutland@arm.com, sre@kernel.org,
	lee.jones@linaro.org, a.zummo@towertech.it,
	eddie.huang@mediatek.com, devicetree@vger.kernel.org,
	linux-rtc@vger.kernel.org, linux-pm@vger.kernel.org,
	linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 11/16] rtc: mediatek: move the declaration into a globally visible header file
Date: Fri, 23 Mar 2018 10:57:40 +0100	[thread overview]
Message-ID: <20180323095740.GD3417@piout.net> (raw)
In-Reply-To: <53afbe8172fb1afd809ce9ba1afeda924b9ea705.1521794177.git.sean.wang@mediatek.com>

On 23/03/2018 at 17:15:08 +0800, sean.wang@mediatek.com wrote:
> From: Sean Wang <sean.wang@mediatek.com>
> 
> 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@mediatek.com>
> ---
>  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@mediatek.com>
> + *	   Sean Wang <sean.wang@mediatek.com>
> + */
> +
> +#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

  reply	other threads:[~2018-03-23  9:57 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-23  9:14 [PATCH v1 00/16] Add support to MT6323 RTC and its power device sean.wang
2018-03-23  9:14 ` [PATCH v1 01/16] dt-bindings: power: reset: mediatek: add bindings for " sean.wang
2018-03-26 22:24   ` Rob Herring
2018-03-27  3:21     ` Sean Wang
2018-03-23  9:14 ` [PATCH v1 02/16] dt-bindings: rtc: mediatek: add bindings for PMIC RTC sean.wang
2018-03-23  9:41   ` Alexandre Belloni
2018-03-23 10:15     ` Alexandre Belloni
2018-03-24 19:36       ` Sean Wang
2018-03-27 15:18         ` Alexandre Belloni
2018-03-28  3:53           ` Sean Wang
2018-03-28  9:19             ` Alexandre Belloni
2018-03-23  9:15 ` [PATCH v1 03/16] dt-bindings: mfd: mediatek: add a description for MT6323 RTC sean.wang
2018-03-26 22:24   ` Rob Herring
2018-03-28 11:13   ` Lee Jones
2018-03-23  9:15 ` [PATCH v1 04/16] mfd: mt6397: add MT6323 RTC support into MT6397 driver sean.wang
2018-03-28 11:15   ` Lee Jones
2018-03-23  9:15 ` [PATCH v1 05/16] rtc: mediatek: add MT6323 support to RTC driver sean.wang
2018-03-23 10:01   ` Alexandre Belloni
2018-03-24  7:06     ` Sean Wang
2018-03-23  9:15 ` [PATCH v1 06/16] rtc: mediatek: remove unnecessary parentheses sean.wang
2018-03-23 10:21   ` Alexandre Belloni
2018-03-24  7:14     ` Sean Wang
2018-03-24 18:53       ` Alexandre Belloni
2018-03-24 19:21         ` Sean Wang
2018-03-23  9:15 ` [PATCH v1 07/16] rtc: mediatek: replace a poll with regmap_read_poll_timeout sean.wang
2018-03-23  9:15 ` [PATCH v1 08/16] rtc: mediatek: remove unnecessary irq_dispose_mapping sean.wang
2018-03-23 10:38   ` Alexandre Belloni
2018-03-26  2:22     ` Sean Wang
2018-03-23  9:15 ` [PATCH v1 09/16] rtc: mediatek: convert to use device managed functions sean.wang
2018-03-23 10:50   ` Alexandre Belloni
2018-03-26  4:07     ` Sean Wang
2018-03-27 15:07       ` Alexandre Belloni
2018-03-23  9:15 ` [PATCH v1 10/16] rtc: mediatek: add devm_of_platform_populate sean.wang
2018-03-23  9:15 ` [PATCH v1 11/16] rtc: mediatek: move the declaration into a globally visible header file sean.wang
2018-03-23  9:57   ` Alexandre Belloni [this message]
2018-03-24  7:31     ` Sean Wang
2018-03-24 18:54       ` Alexandre Belloni
2018-03-24 20:00   ` Fabio Estevam
2018-03-25  3:13     ` Sean Wang
2018-03-23  9:15 ` [PATCH v1 12/16] rtc: mediatek: cleanup header files to include sean.wang
2018-03-25  4:17   ` kbuild test robot
2018-03-25  5:21   ` kbuild test robot
2018-03-23  9:15 ` [PATCH v1 13/16] rtc: mediatek: update license converting to using SPDX identifiers sean.wang
2018-03-23  9:15 ` [PATCH v1 14/16] power: reset: mediatek: add a power-off driver using PMIC RTC device sean.wang
2018-03-23  9:15 ` [PATCH v1 15/16] MAINTAINERS: update entry for ARM/Mediatek RTC DRIVER sean.wang
2018-03-23  9:15 ` [PATCH v1 16/16] MAINTAINERS: add an entry for MediaTek board level shutdown driver sean.wang

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