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From: Chen Yu <chenyu56@huawei.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: <liuyu712@hisilicon.com>, USB <linux-usb@vger.kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	John Stultz <john.stultz@linaro.org>,
	Suzhuangluan <suzhuangluan@hisilicon.com>,
	Kongfei <kongfei@hisilicon.com>, <wanghu17@hisilicon.com>,
	<butao@hisilicon.com>, Yao Chen <chenyao11@huawei.com>,
	<fangshengzhou@hisilicon.com>, <lipengcheng8@huawei.com>,
	songxiaowei <songxiaowei@hisilicon.com>,
	xu yiping <xuyiping@hisilicon.com>, <xuyoujun4@huawei.com>,
	<yudongbin@hisilicon.com>, <zangleigang@hisilicon.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	"David S. Miller" <davem@davemloft.net>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	"Arnd Bergmann" <arnd@arndb.de>, Shawn Guo <shawnguo@kernel.org>,
	Pengcheng Li <lpc.li@hisilicon.com>,
	Jianguo Sun <sunjianguo1@huawei.com>,
	Masahiro Yamada <yamada.masahiro@socionext.com>,
	Jiancheng Xue <xuejiancheng@hisilicon.com>,
	Binghui Wang <wangbinghui@hisilicon.com>
Subject: Re: [PATCH v3 07/12] phy: Add usb phy support for hi3660 Soc of Hisilicon
Date: Mon, 4 Mar 2019 10:37:20 +0800	[thread overview]
Message-ID: <d17d12d1-0f72-9820-5f1d-bc29578e7a68@huawei.com> (raw)
In-Reply-To: <CAHp75VeZWQ42eaGqwUJ6r=XebKRk=nJM9c+OFaKoOT+jXxkDHw@mail.gmail.com>

Hi Andy,

On 2019/3/2 23:56, Andy Shevchenko wrote:
> On Sat, Mar 2, 2019 at 11:06 AM Yu Chen <chenyu56@huawei.com> wrote:
>>
>> This driver handles usb phy power on and shutdown for hi3660 Soc of
>> Hisilicon.
> 
> Few comments below. After fixing them, FWIW
> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> 
>> +#define HI3660_USB_DEFAULT_PHY_PARAM           0x1c466e3
> 
> A bit of description would be nice to have what this value means.
> 
OK.
>> +       /* delay for exit from IDDQ mode */
>> +       usleep_range(100, 100);
> 
> 100,100 ? I think you need to give a room to scheduler, at least 20%
> margin would be good to have.
> 
>> +       /* delay for vbus valid */
>> +       usleep_range(100, 100);
> 
> Ditto.
> 
> 
OK.

Thanks
Yu Chen


  reply	other threads:[~2019-03-04  2:37 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-02  9:04 [PATCH v3 00/12] Add support for usb on Hikey960 Yu Chen
2019-03-02  9:04 ` [PATCH v3 01/12] dt-bindings: phy: Add support for HiSilicon's hi3660 USB PHY Yu Chen
2019-03-12 13:45   ` Rob Herring
2019-03-13  1:40     ` Chen Yu
2019-03-13 19:38       ` Rob Herring
2019-03-02  9:04 ` [PATCH v3 02/12] dt-bindings: misc: Add bindings for HiSilicon usb hub and data role switch functionality on HiKey960 Yu Chen
2019-03-02  9:04 ` [PATCH v3 03/12] usb: dwc3: dwc3-of-simple: Add support for dwc3 of Hisilicon Soc Platform Yu Chen
2019-03-02  9:04 ` [PATCH v3 04/12] usb: dwc3: Add splitdisable quirk for Hisilicon Kirin Soc Yu Chen
2019-03-04 23:53   ` kbuild test robot
2019-03-05  3:11   ` kbuild test robot
2019-03-02  9:04 ` [PATCH v3 05/12] usb: dwc3: Execute GCTL Core Soft Reset while switch mdoe " Yu Chen
2019-03-02  9:04 ` [PATCH v3 06/12] usb: dwc3: Increase timeout for CmdAct cleared by device controller Yu Chen
2019-03-02 15:47   ` Andy Shevchenko
2019-03-04  2:53     ` //Re: " Chen Yu
2019-03-02  9:05 ` [PATCH v3 07/12] phy: Add usb phy support for hi3660 Soc of Hisilicon Yu Chen
2019-03-02 15:56   ` Andy Shevchenko
2019-03-04  2:37     ` Chen Yu [this message]
2019-03-02  9:05 ` [PATCH v3 08/12] usb: roles: Add usb role switch notifier Yu Chen
2019-03-02  9:05 ` [PATCH v3 09/12] usb: dwc3: Registering a role switch in the DRD code Yu Chen
2019-03-05 13:22   ` kbuild test robot
2019-03-02  9:05 ` [PATCH v3 10/12] hikey960: Support usb functionality of Hikey960 Yu Chen
2019-03-02 16:01   ` Andy Shevchenko
2019-03-04  2:35     ` Chen Yu
2019-03-04  6:55       ` Andy Shevchenko
2019-03-04  7:31         ` Chen Yu
2019-03-03 20:17   ` John Stultz
2019-03-04  1:27     ` Chen Yu
2019-03-04  1:47   ` Chunfeng Yun
2019-03-04  1:55     ` Chen Yu
2019-03-04  6:50     ` Andy Shevchenko
2019-03-04  6:58       ` Chunfeng Yun
2019-03-02  9:05 ` [PATCH v3 11/12] usb: gadget: Add configfs attribuite for controling match_existing_only Yu Chen
2019-03-02  9:05 ` [PATCH v3 12/12] dts: hi3660: Add support for usb on Hikey960 Yu Chen
2019-03-04 12:15 ` [PATCH v3 00/12] " Valentin Schneider

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