From: bcousson@baylibre•com (Benoit Cousson)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 0/9] USB: phy: phy-nop: Manage RESET GPIO in the driver
Date: Fri, 16 Aug 2013 12:52:17 +0200 [thread overview]
Message-ID: <520E0461.70305@baylibre.com> (raw)
In-Reply-To: <1376561909-4406-1-git-send-email-rogerq@ti.com>
Hi Roger,
On 15/08/2013 12:18, Roger Quadros wrote:
> Hi,
>
> Modelling the RESET line as a regulator supply wasn't a good idea
> as it abuses the regulator framework and makes adaptation
> code/data more complex.
>
> Instead, manage the RESET gpio line directly in the driver.
>
> This also makes us easy to migrate to a dedicated GPIO RESET controller
> whenever it becomes available. As of now, it doesn't seem to be making
> it into 3.12.
>
> *NOTE:* As there are changes to platform data, Patch 1 needs to be shared
> between the arm-soc tree and usb tree.
>
> Patch 1 is available at repo
> git://github.com/rogerq/linux.git
> in branch
> phy-reset-common
>
> Patch 2 contains the phy-nop driver changes
> Patches 3 and 4 adapt legacy boot code to the phy-nop driver changes.
> Patches 5, 6 and 7 adapt DT data to the binding changes.
> Patch 8 is cleanup of omap3-beagle DT.
> Patch 9 adds USB host support to omap3-beagle-xm using the new binding.
>
> Patches are based on v3.11-rc5.
> Tested leacy boot on omap3-beagle and omap3-beagle-xm
> Tested DT boot on omap3-beagle, omap3-beagle-xm and omap4-panda-es
>
> v2:
> - Added RESET GPIO polarity feature
> - Changed to gpio_set_value_cansleep()
>
> cheers,
> -roger
>
> ---
> Roger Quadros (9):
> usb: phy: nop: Add gpio_reset to platform data
> usb: phy: nop: Don't use regulator framework for RESET line
> ARM: OMAP2+: omap-usb-host: Get rid of platform_data from struct
> usbhs_phy_data
> ARM: OMAP2+: usb-host: Adapt to USB phy-nop RESET line changes
> ARM: dts: omap3-beagle: Use reset-gpios for hsusb2_reset
> ARM: dts: omap4-panda: Use reset-gpios for hsusb1_reset
> ARM: dts: omap5-uevm: Use reset-gpios for hsusb2_reset
> ARM: dts: omap3-beagle: Make USB host pin naming consistent
> ARM: dts: omap3-beagle-xm: Add USB Host support
The 5 DTS patches looks good to me, and I can apply them, but you need
to be sure that the driver will be merged for 3.12 as well.
Regards,
Benoit
next prev parent reply other threads:[~2013-08-16 10:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-15 10:18 [PATCH v2 0/9] USB: phy: phy-nop: Manage RESET GPIO in the driver Roger Quadros
2013-08-15 10:18 ` [PATCH v2 1/9] usb: phy: nop: Add gpio_reset to platform data Roger Quadros
2013-08-15 10:18 ` [PATCH v2 2/9] usb: phy: nop: Don't use regulator framework for RESET line Roger Quadros
2013-09-23 18:05 ` Roger Quadros
2013-08-15 10:18 ` [PATCH v2 3/9] ARM: OMAP2+: omap-usb-host: Get rid of platform_data from struct usbhs_phy_data Roger Quadros
2013-09-20 15:44 ` Felipe Balbi
2013-09-20 16:18 ` Tony Lindgren
2013-09-20 16:24 ` Felipe Balbi
2013-08-15 10:18 ` [PATCH v2 4/9] ARM: OMAP2+: usb-host: Adapt to USB phy-nop RESET line changes Roger Quadros
2013-08-15 10:18 ` [PATCH v2 5/9] ARM: dts: omap3-beagle: Use reset-gpios for hsusb2_reset Roger Quadros
2013-08-15 10:18 ` [PATCH v2 6/9] ARM: dts: omap4-panda: Use reset-gpios for hsusb1_reset Roger Quadros
2013-08-15 10:18 ` [PATCH v2 7/9] ARM: dts: omap5-uevm: Use reset-gpios for hsusb2_reset Roger Quadros
2013-08-15 10:18 ` [PATCH v2 8/9] ARM: dts: omap3-beagle: Make USB host pin naming consistent Roger Quadros
2013-08-15 10:18 ` [PATCH v2 9/9] ARM: dts: omap3-beagle-xm: Add USB Host support Roger Quadros
2013-08-16 10:52 ` Benoit Cousson [this message]
2013-08-19 7:37 ` [PATCH v2 0/9] USB: phy: phy-nop: Manage RESET GPIO in the driver Roger Quadros
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