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From: Tejun Heo <tj@kernel.org>
To: Richard Zhu <richard.zhuhongxing@gmail.com>
Cc: shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org,
	jgarzik@pobox.com, avorontsov@ru.mvista.com,
	rob.herring@calxeda.com, s.hauer@pengutronix.de,
	linux-ide@vger.kernel.org, Richard Zhu <r65037@freescale.com>
Subject: Re: [v3 3/3] sata: imx: add ahci sata support on imx platforms
Date: Fri, 5 Jul 2013 10:43:05 -0700	[thread overview]
Message-ID: <20130705174305.GA28088@mtj.dyndns.org> (raw)
In-Reply-To: <1373017942-12583-4-git-send-email-Hong-Xing.Zhu@freescale.com>

Hello,

On Fri, Jul 05, 2013 at 05:52:22PM +0800, Richard Zhu wrote:
>  - CAP_SSS(bit20) of the HOST_CAP is writable, default
>  value is '0', should be configured to be '1'
>  - bit0 (only one AHCI SATA port on imx6q) of the
>  HOST_PORTS_IMPL should be set to be '1'.(default 0)
>  - One Vendor Specific register HOST_TIMER1MS(offset:0xe0)
>  should be configured regarding to the frequency of AHB
>  bus clock.
>  - Configurations of the AHCI PHY clock, and the signal
>  parameters of the GPR13

Can't you just add a platform specific init callback to ahci_platform?
I don't see how these small differences in init sequence justify a
separate driver.

Thanks.

-- 
tejun

  parent reply	other threads:[~2013-07-05 17:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-05  9:52 [PATCH v3 0/3] ahci: enable ahci sata support on imx6q Richard Zhu
2013-07-05  9:52 ` [v3 1/3] ARM: dtsi: enable ahci sata on imx6q platforms Richard Zhu
2013-07-05  9:52 ` [v3 2/3] ARM: imx6q: update the sata bits definitions of gpr13 Richard Zhu
2013-07-05  9:52 ` [v3 3/3] sata: imx: add ahci sata support on imx platforms Richard Zhu
2013-07-05 15:59   ` Sascha Hauer
2013-07-05 16:06     ` Re[2]: " Alexander Shiyan
2013-07-06  1:55       ` Zhu Richard-R65037
2013-07-06  1:54     ` Zhu Richard-R65037
2013-07-05 17:43   ` Tejun Heo [this message]
2013-07-06  2:03     ` Zhu Richard-R65037
2013-07-06  2:07       ` Tejun Heo
2013-07-22  7:02         ` Zhu Richard-R65037
2013-07-23 16:26           ` Tejun Heo
2013-07-24  2:21             ` Zhu Richard-R65037

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