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From: Sourav Poddar <sourav.poddar@ti.com>
To: Brian Norris <computersforpeace@gmail.com>
Cc: Marek Vasut <marex@denx.de>,
	Jagan Teki <jagannadh.teki@gmail.com>,
	balbi@ti.com, Huang Shijie <b32955@freescale.com>,
	broonie@kernel.org, linux-mtd@lists.infradead.org,
	spi-devel-general@lists.sourceforge.net, dwmw2@infradead.org
Subject: Re: [PATCHv3 2/3] drivers: mtd: devices: Add quad read support.
Date: Thu, 24 Oct 2013 23:25:33 +0530	[thread overview]
Message-ID: <52695F15.8090309@ti.com> (raw)
In-Reply-To: <20131024170754.GA20061@ld-irv-0074.broadcom.com>

Hi Brian,
On Thursday 24 October 2013 10:37 PM, Brian Norris wrote:
> On Thu, Oct 24, 2013 at 02:14:59PM +0530, Sourav Poddar wrote:
>> On Thursday 24 October 2013 01:04 PM, Brian Norris wrote:
>>> I just submitted my cleanups which (among other things) fixes this bug.
>>> I believe I CC'd you. Go ahead and review it, and if it works to your
>>> liking, please just base your work on top of it. I'll apply some or all
>>> of that series if no one objects.
>>>
>> Ok.
> I'll push parts the reviewed parts of my patch series now, so you can
> base off them. (I'm still open to comments on them, though.)
>
>>> Do all parts that support quad read also support all the other quad
>>> opcodes (like quad program)?
>>>
>> I have Spansion and Macronix flash with me.
>>
>> For spansion,
>> supported quad commands are:
>> QOR(0x6b) which is what I am using.
>> QIOR(0xeb)
>> DDR QIOR(0xed)
>>
>> For macronix,
>> QOR(0x6b) which is what I am using.
>> QIOR(0xeb)
> So it seems there are flash which support quad read but not quad
> program. So the flag I recommended (M25P80_QUAD) should be made specific
> to quad read (M25P80_QUAD_READ) I guess, since we may support page
> program eventually.
>
Sounds good. I will take care of this in my next version.


~Sourav
> Brian

  reply	other threads:[~2013-10-24 17:56 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-09 15:24 [PATCH 0/3]Add quad/memory mapped support for SPI flash Sourav Poddar
2013-10-09 15:24 ` [PATCH 1/3] spi/qspi: Add memory mapped read support Sourav Poddar
2013-10-09 16:07   ` Mark Brown
2013-10-09 16:54     ` Sourav Poddar
2013-10-09 17:40       ` Mark Brown
2013-10-09 18:15         ` Sourav Poddar
2013-10-09 18:41           ` Mark Brown
2013-10-09 19:01         ` Peter Korsgaard
2013-10-09 19:36           ` Mark Brown
2013-10-10  2:27           ` Trent Piepho
2013-10-10  8:52             ` Sourav Poddar
2013-10-10 10:14               ` Mark Brown
2013-10-10 10:17                 ` Sourav Poddar
2013-10-10 11:08                 ` Sourav Poddar
2013-10-11 10:08                   ` Mark Brown
2013-10-15  6:06                     ` Sourav Poddar
2013-10-15 11:16                       ` Mark Brown
2013-10-15 11:49                         ` Sourav Poddar
2013-10-15 12:46                           ` Mark Brown
2013-10-15 13:23                             ` Sourav Poddar
2013-10-15 15:33                               ` Gupta, Pekon
2013-10-15 16:01                                 ` Mark Brown
2013-10-15 16:54                                   ` Gupta, Pekon
2013-10-15 15:53                               ` Mark Brown
2013-10-15 18:01                               ` Brian Norris
2013-10-15 18:10                                 ` Sourav Poddar
2013-10-15 18:13                                 ` Trent Piepho
2013-10-15 18:33                                   ` Gupta, Pekon
2013-10-15 20:52                                     ` Mark Brown
2013-10-15 21:03                                       ` Trent Piepho
2013-10-15 22:10                                         ` Mark Brown
2013-10-17 12:24                                     ` Sourav Poddar
2013-10-17 12:38                                       ` Mark Brown
2013-10-17 13:03                                         ` Gupta, Pekon
2013-10-17 23:42                                           ` Mark Brown
2013-10-18  4:06                                             ` Sourav Poddar
2013-10-18  5:56                                               ` Trent Piepho
2013-10-18  6:10                                                 ` Sourav Poddar
2013-10-18  7:27                                                   ` Sourav Poddar
2013-10-18 10:31                                                     ` Mark Brown
2013-10-18 11:48                                                       ` Sourav Poddar
2013-10-18 13:08                                                         ` Mark Brown
2013-10-18 14:47                                                           ` Sourav Poddar
2013-10-15 20:59                                   ` Mark Brown
2013-10-11  9:30               ` Gupta, Pekon
2013-10-10 10:10             ` Mark Brown
     [not found]               ` <CA+7tXigijA6ASOiHkRDz45PTruv2vwYJu0UUWz0hvKr0=zwu5w@mail.gmail.com>
2013-10-11  9:59                 ` Mark Brown
2013-10-09 15:24 ` [PATCHv3 2/3] drivers: mtd: devices: Add quad " Sourav Poddar
2013-10-09 18:15   ` Jagan Teki
2013-10-11  7:10     ` Gupta, Pekon
2013-10-24  1:06   ` Brian Norris
2013-10-24  5:44     ` Sourav Poddar
2013-10-24  7:34       ` Brian Norris
2013-10-24  8:44         ` Sourav Poddar
2013-10-24 17:07           ` Brian Norris
2013-10-24 17:55             ` Sourav Poddar [this message]
2013-10-09 15:24 ` [RFC/PATCH 3/3] drivers: mtd: devices: Add memory mapped " Sourav Poddar
2013-10-09 15:45   ` Mark Brown
2013-10-24  0:22 ` [PATCH 0/3]Add quad/memory mapped support for SPI flash Brian Norris
2013-10-24  4:51   ` Sourav Poddar

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