From: Yadwinder Singh Brar <yadi.brar01@gmail.com>
To: jonghwa3.lee@samsung.com
Cc: linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Mark Brown <broonie@opensource.wolfsonmicro.com>,
Liam Girdwood <lrg@ti.com>,
Yadwinder Singh Brar <yadi.brar@samsung.com>,
Kyungmin Park <kmpark@infradead.org>,
Samuel Ortiz <sameo@linux.intel.com>
Subject: Re: [PATCH v3 2/2] regulator: Add support for MAX77686.
Date: Wed, 23 May 2012 10:53:27 +0530 [thread overview]
Message-ID: <CAKew6eUew+=f-dGjJZD7Wy8Xt2f4smEhkYh=CUhx6Y_EMByFFw@mail.gmail.com> (raw)
In-Reply-To: <4FBC6A2D.6040408@samsung.com>
On Wed, May 23, 2012 at 10:10 AM, <jonghwa3.lee@samsung.com> wrote:
> On 2012년 05월 23일 13:16, Yadwinder Singh Brar wrote:
>
>>>> + max77686_update_reg(i2c, MAX77686_REG_BUCK2CTRL1,
>>>> + max77686->ramp_delay << 6, RAMP_MASK);
>>>> + max77686_update_reg(i2c, MAX77686_REG_BUCK3CTRL1,
>>>> + max77686->ramp_delay << 6, RAMP_MASK);
>>>> + max77686_update_reg(i2c, MAX77686_REG_BUCK4CTRL1,
>>>> + max77686->ramp_delay << 6, RAMP_MASK);
>>>> +
>>>
>>>
>>> Why do you use i2c client still? If you registered regmap you can use
>>> its API. I recommend you to use regmap_update_bits() directly.
>>>
>>>
>>
>> Yes, we are using regmap_update_bits(). max77686_update_reg() is just
>> a wrapper over it.
>>
>
>
> Yes, i know what you mean. However it doesn't need max77686_update_reg()
> any more since it uses regmap API. Why don't you just pass iodev->regmap
> to regmap_update_bits(). It is clear that there is no reason for using
> i2c client as a medium. Please check regulator and mfd driver of my
> previous patch.
>
I agree with you we can use directly regmap API. But I preferred
max77686_update_reg() because its a common practice to use
common read/write API which we define in mfd driver to access
that particular mfd device from other drivers.
Regards,
Yadwinder.
next prev parent reply other threads:[~2012-05-23 5:23 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <y@samsung.com>
2012-05-22 5:57 ` [PATCH v3 2/2] regulator: Add support for MAX77686 yadi.brar01
2012-05-23 1:40 ` jonghwa3.lee
2012-05-23 4:16 ` Yadwinder Singh Brar
2012-05-23 4:40 ` jonghwa3.lee
2012-05-23 5:23 ` Yadwinder Singh Brar [this message]
2012-05-23 5:33 ` jonghwa3.lee
2012-05-23 10:18 ` Mark Brown
2012-05-23 13:02 ` Yadwinder Singh Brar
2012-05-23 6:08 ` Yadwinder Singh Brar
2012-05-23 1:50 ` jonghwa3.lee
2012-05-23 4:17 ` Yadwinder Singh Brar
2014-07-23 1:40 ` [PATCH] extcon: Add missing REGMAP_I2C/REGMAP_IRQ dependency on extcon driver Chanwoo Choi
2014-07-23 8:20 ` Krzysztof Kozlowski
2014-07-25 8:39 ` Charles Keepax
2014-08-12 2:01 ` [PATCHv2 0/5] rtc: s3c: Refactoring s3c-rtc driver and support Exynos3250 RTC y
2014-08-12 2:01 ` [PATCHv2 1/5] rtc: s3c: Define s3c_rtc structure to remove global variables y
2014-08-22 20:42 ` Andrew Morton
2014-08-25 0:57 ` Chanwoo Choi
2014-08-26 21:31 ` Andrew Morton
2014-08-28 4:49 ` Chanwoo Choi
2014-08-12 2:01 ` [PATCHv2 2/5] rtc: s3c: Remove warning message when checking coding style with checkpatch script y
2014-08-12 2:01 ` [PATCHv2 3/5] rtc: s3c: Add s3c_rtc_data structure to use variant data instead of s3c_cpu_type y
2014-08-12 2:01 ` [PATCHv2 4/5] rtc: s3c: Add support for RTC of Exynos3250 SoC y
2014-08-12 2:01 ` [PATCHv2 5/5] ARM: dts: Fix wrong compatible string of Exynos3250 RTC dt node y
2015-12-01 9:13 ` [PATCH 3/6] net: thunderx: Increase transmit queue length Sunil Goutham
2015-12-01 14:40 ` Pavel Fedin
2015-12-01 15:33 ` Eric Dumazet
2015-12-01 16:30 ` Sunil Kovvuri
2015-12-01 19:30 ` David Miller
2015-12-02 5:48 ` Sunil Kovvuri
2015-12-02 13:25 ` Eric Dumazet
2015-12-02 16:50 ` Sunil Kovvuri
2015-12-02 16:59 ` Eric Dumazet
2015-12-02 17:31 ` David Miller
2015-12-02 9:05 ` Pavel Fedin
2015-12-02 10:31 ` Pavel Fedin
2015-12-02 12:29 ` Pavel Fedin
2015-12-02 12:57 ` Sunil Kovvuri
2015-12-02 13:22 ` Pavel Fedin
2015-12-02 8:09 ` Pavel Fedin
2015-12-01 9:13 ` [PATCH 5/6] net: thunderx: Switchon carrier only upon interface link up Sunil Goutham
2015-12-01 15:32 ` Pavel Fedin
2015-12-01 16:39 ` Sunil Kovvuri
2015-12-07 5:00 ` [PATCH 0/2] net: thunderx: Miscellaneous cleanups Sunil Goutham
2015-12-07 10:33 ` Pavel Fedin
2015-12-07 18:40 ` David Miller
2015-12-09 11:38 ` [PATCH 1/2] net: thunderx: HW TSO support for pass-2 hardware Sunil Goutham
2015-12-09 12:05 ` Pavel Fedin
2015-12-09 12:24 ` Sunil Kovvuri
2015-12-09 20:26 ` David Miller
2015-12-09 11:38 ` [PATCH 2/2] net: thunderx: Enable CQE count threshold interrupt Sunil Goutham
2015-12-09 12:07 ` Pavel Fedin
2015-12-09 12:26 ` Sunil Kovvuri
2015-12-10 7:55 ` [PATCH v2 0/2] net: thunderx: Support for pass-2 hw features Sunil Goutham
2015-12-10 8:52 ` Pavel Fedin
2015-12-12 4:38 ` David Miller
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