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From: Felipe Balbi <balbi@ti.com>
To: Fabio Baltieri <fabio.baltieri@linaro.org>
Cc: Felipe Balbi <balbi@ti.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Praveena Nadahally <praveen.nadahally@stericsson.com>,
	<linux-kernel@vger.kernel.org>, <linux-usb@vger.kernel.org>,
	Sakethram Bommisetti <sakethram.bommisetti@stericsson.com>
Subject: Re: [PATCH 04/12] usb: phy: ab8500-usb: fix eye diagram for ab8500 v2.0
Date: Wed, 3 Apr 2013 11:53:36 +0300	[thread overview]
Message-ID: <20130403085336.GJ25837@arwen.pp.htv.fi> (raw)
In-Reply-To: <1364978713-19612-5-git-send-email-fabio.baltieri@linaro.org>

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On Wed, Apr 03, 2013 at 10:45:05AM +0200, Fabio Baltieri wrote:
> From: Sakethram Bommisetti <sakethram.bommisetti@stericsson.com>
> 
> AB8500 v2.0 has eye diagram issues when drawing more than 100mA from
> VBUS.  Force charging current to 100mA in case of standard host.
> 
> Signed-off-by: Sakethram Bommisetti <sakethram.bommisetti@stericsson.com>
> Acked-by: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
> ---
>  drivers/usb/phy/phy-ab8500-usb.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/drivers/usb/phy/phy-ab8500-usb.c b/drivers/usb/phy/phy-ab8500-usb.c
> index 5b92a59..1fd0780 100644
> --- a/drivers/usb/phy/phy-ab8500-usb.c
> +++ b/drivers/usb/phy/phy-ab8500-usb.c
> @@ -485,6 +485,18 @@ static void ab8500_usb_phy_disable_work(struct work_struct *work)
>  		ab8500_usb_peri_phy_dis(ab);
>  }
>  
> +static unsigned ab8500_eyediagram_workaroud(struct ab8500_usb *ab, unsigned mA)
> +{
> +	/* AB8500 V2 has eye diagram issues when drawing more than 100mA from

wrong comment style. Please run *all* patches through checkpatch.pl
--strict and sparse. I can wait 2 more hours before closing my tree for
v3.10.

-- 
balbi

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  reply	other threads:[~2013-04-03  8:53 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-03  8:45 [PATCH 00/12] second set of musb-ux500 and ab8500-usb updates Fabio Baltieri
2013-04-03  8:45 ` [PATCH 01/12] usb: musb: ux500_dma: drop references to U5500 Fabio Baltieri
2013-04-03  8:45 ` [PATCH 02/12] usb: phy: ab8500-usb: convert to devm_kzalloc Fabio Baltieri
2013-04-03  8:45 ` [PATCH 03/12] usb: phy: ab8500-usb: set phy tuning values Fabio Baltieri
2013-04-03  8:45 ` [PATCH 04/12] usb: phy: ab8500-usb: fix eye diagram for ab8500 v2.0 Fabio Baltieri
2013-04-03  8:53   ` Felipe Balbi [this message]
2013-04-03  8:58     ` Felipe Balbi
2013-04-03  9:12       ` Fabio Baltieri
2013-04-03  9:35         ` Felipe Balbi
2013-04-03  8:45 ` [PATCH 05/12] usb: phy: ab8500-usb: add regulator support Fabio Baltieri
2013-04-03  8:45 ` [PATCH 06/12] usb: phy: ab8500-usb: split ab8500_usb_phy_ctrl Fabio Baltieri
2013-04-03  8:45 ` [PATCH 07/12] usb: phy: ab8500-usb: enable/disable regulator on phy events Fabio Baltieri
2013-04-03  8:45 ` [PATCH 08/12] usb: phy: ab8500-usb: fix unbalanced clock and regulator disable warnings Fabio Baltieri
2013-04-03  8:45 ` [PATCH 09/12] usb: phy: ab8500-usb: fix last notifier arguments Fabio Baltieri
2013-04-03  8:45 ` [PATCH 10/12] usb: phy: ab8500-usb: adopt pinctrl support Fabio Baltieri
2013-04-03  8:45 ` [PATCH 11/12] usb: phy: ab8500-usb: drop link status delayed work Fabio Baltieri
2013-04-03  8:45 ` [PATCH 12/12] usb: phy: ab8500-usb: call phy_dis_work only when necessary Fabio Baltieri

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