linux-kernel - Re: [PATCH v2 05/10] power/reset: Add reset driver support for nuc900

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Date:	Mon, 11 Jul 2016 10:30:35 +0800
From:	Wan Zongshun <vw@...mu.org>
To:	Paul Gortmaker <paul.gortmaker@...driver.com>
Cc:	devicetree@...r.kernel.org, Jason Cooper <jason@...edaemon.net>,
	Arnd Bergmann <arnd@...db.de>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Russell King <linux@...linux.org.uk>,
	LKML <linux-kernel@...r.kernel.org>, p.zabel@...gutronix.de,
	Thomas Gleixner <tglx@...utronix.de>,
	Wan Zongshun <mcuos.com@...il.com>, linux-clk@...r.kernel.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 05/10] power/reset: Add reset driver support for nuc900

On 2016年07月11日 05:56, Paul Gortmaker wrote:
> On Sun, Jul 10, 2016 at 3:27 AM, Wan Zongshun <vw@...mu.org> wrote
>> This driver is to add reset support for nuc900 series,
>> currently, it only supports nuc970 SoC reset.
>>
>> Signed-off-by: Wan Zongshun <mcuos.com@...il.com>
>> ---
>>   drivers/power/reset/Kconfig        |  7 +++
>>   drivers/power/reset/Makefile       |  1 +
>>   drivers/power/reset/nuc900-reset.c | 93 ++++++++++++++++++++++++++++++++++++++
>>   3 files changed, 101 insertions(+)
>>   create mode 100644 drivers/power/reset/nuc900-reset.c
>>
>> diff --git a/drivers/power/reset/Kconfig b/drivers/power/reset/Kconfig
>> index 9bb2622..8c84892 100644
>> --- a/drivers/power/reset/Kconfig
>> +++ b/drivers/power/reset/Kconfig
>> @@ -94,6 +94,13 @@ config POWER_RESET_MSM
>>          help
>>            Power off and restart support for Qualcomm boards.
>>
>> +config POWER_RESET_NUC900
>> +       bool "Nuc900 restart driver"
>
> If this driver is bool and not tristate, then please remove all references
> to MODULE_<xyz> and then the module.h include as well.

I will remove the following codes in my reset.c driver.

MODULE_DEVICE_TABLE(of, of_nuc900_reset_match);
#include <linux/module.h>

>
> Thanks,
> Paul.
> --
>
>> +       depends on ARCH_W90X900
>> +       help
>> +         Power off and restart support for Nuvoton NUC900 family of
>> +         reference boards.
>> +
>>   config POWER_RESET_LTC2952
>>          bool "LTC2952 PowerPath power-off driver"
>>          depends on OF_GPIO
>> diff --git a/drivers/power/reset/Makefile b/drivers/power/reset/Makefile
>> index ab7aa86..d4df889 100644
>> --- a/drivers/power/reset/Makefile
>> +++ b/drivers/power/reset/Makefile
>> @@ -9,6 +9,7 @@ obj-$(CONFIG_POWER_RESET_GPIO_RESTART) += gpio-restart.o
>>   obj-$(CONFIG_POWER_RESET_HISI) += hisi-reboot.o
>>   obj-$(CONFIG_POWER_RESET_IMX) += imx-snvs-poweroff.o
>>   obj-$(CONFIG_POWER_RESET_MSM) += msm-poweroff.o
>> +obj-$(CONFIG_POWER_RESET_NUC900) += nuc900-reset.o
>>   obj-$(CONFIG_POWER_RESET_LTC2952) += ltc2952-poweroff.o
>>   obj-$(CONFIG_POWER_RESET_QNAP) += qnap-poweroff.o
>>   obj-$(CONFIG_POWER_RESET_RESTART) += restart-poweroff.o
>> diff --git a/drivers/power/reset/nuc900-reset.c b/drivers/power/reset/nuc900-reset.c
>> new file mode 100644
>> index 0000000..49986b7
>> --- /dev/null
>> +++ b/drivers/power/reset/nuc900-reset.c
>> @@ -0,0 +1,93 @@
>> +/*
>> + * Copyright 2016 Wan Zongshun <mcuos.com@...il.com>
>> + *
>> + * The code contained herein is licensed under the GNU General Public
>> + * License. You may obtain a copy of the GNU General Public License
>> + * Version 2 or later at the following locations:
>> + *
>> + * http://www.opensource.org/licenses/gpl-license.html
>> + * http://www.gnu.org/copyleft/gpl.html
>> + */
>> +#include <linux/init.h>
>> +#include <linux/err.h>
>> +#include <linux/io.h>
>> +#include <linux/kernel.h>
>> +#include <linux/mfd/syscon.h>
>> +#include <linux/module.h>
>> +#include <linux/notifier.h>
>> +#include <linux/of.h>
>> +#include <linux/platform_device.h>
>> +#include <linux/reboot.h>
>> +#include <linux/regmap.h>
>>
>
> [...]
>
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> linux-arm-kernel@...ts.infradead.org
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>
>

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