From: rogerq@ti.com (Roger Quadros)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 00/13] Device tree support for OMAP HS USB Host
Date: Tue, 5 Feb 2013 13:32:19 +0200 [thread overview]
Message-ID: <5110EDC3.8040200@ti.com> (raw)
In-Reply-To: <5110EC0D.40609@ti.com>
On 02/05/2013 01:25 PM, Rajendra Nayak wrote:
> On Monday 04 February 2013 09:28 PM, Roger Quadros wrote:
>> This patchset adds device tree support for OMAP's High Speed USB Host
>> subsystem. Board adaptation for Panda and Beagleboard is also provided.
>>
>> Tested on Beagleboard.
>>
>> Will only work with Panda if we provide a reference to the PHY clock
>
> But there is no reference provided even for Beagle. Does it work because
> the default clk speed is 192Mhz?
On beagle board the PHY is connected differently, i.e. as the clock receptor.
The PHY clock comes directly from the USB_CLK pin.
On Panda the PHY is the clock provider to the USB_CLK pin. For that it needs
a reference clock at the REFCLK pin which comes from FREF_CLK3.
>
>> generator in the device tree in PATCH 11. I do not know how to do that
>> as there is no way to provide a phandle to any of the OMAP generated clocks
>> in the device tree. Suggestions welcome:).
>
cheers,
-roger
prev parent reply other threads:[~2013-02-05 11:32 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-04 15:58 [PATCH 00/13] Device tree support for OMAP HS USB Host Roger Quadros
2013-02-04 15:58 ` [PATCH 01/13] usb: phy: nop: Add device tree support and binding information Roger Quadros
2013-02-05 7:26 ` Felipe Balbi
2013-02-05 8:30 ` Roger Quadros
2013-02-05 9:07 ` Felipe Balbi
2013-03-11 15:52 ` Marc Kleine-Budde
2013-03-12 9:09 ` Roger Quadros
2013-03-08 10:46 ` Marc Kleine-Budde
2013-03-08 15:04 ` Roger Quadros
2013-03-08 15:45 ` Marc Kleine-Budde
2013-03-11 8:40 ` Roger Quadros
2013-03-11 15:53 ` Marc Kleine-Budde
2013-02-04 15:58 ` [PATCH 02/13] USB: phy: nop: Defer probe if device needs VCC/RESET Roger Quadros
2013-02-05 5:54 ` kishon
2013-02-05 8:44 ` Roger Quadros
2013-02-05 9:09 ` Felipe Balbi
2013-02-05 9:43 ` Roger Quadros
2013-03-11 15:58 ` Marc Kleine-Budde
2013-03-12 9:10 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 03/13] mfd: omap-usb-tll: move configuration code to omap_tll_init() Roger Quadros
2013-02-04 15:58 ` [PATCH 04/13] mfd: omap-usb-tll: Add device tree support Roger Quadros
2013-02-05 6:04 ` kishon
2013-02-05 8:46 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 05/13] USB: ehci-omap: Get platform resources by index rather than by name Roger Quadros
2013-02-04 21:12 ` Alan Stern
2013-02-04 15:58 ` [PATCH 06/13] USB: ohci-omap3: " Roger Quadros
2013-02-04 21:12 ` Alan Stern
2013-02-04 15:58 ` [PATCH 07/13] USB: ohci-omap3: Add device tree support and binding information Roger Quadros
2013-02-04 21:14 ` Alan Stern
2013-02-04 15:58 ` [PATCH 08/13] USB: ehci-omap: " Roger Quadros
2013-02-04 21:15 ` Alan Stern
2013-02-05 12:33 ` Mark Rutland
2013-02-05 12:46 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 09/13] mfd: omap-usb-host: " Roger Quadros
2013-02-05 6:16 ` kishon
2013-02-05 8:50 ` Roger Quadros
2013-02-05 10:58 ` Roger Quadros
2013-02-05 12:11 ` kishon
2013-02-05 12:27 ` Roger Quadros
2013-02-05 14:20 ` Mark Rutland
2013-02-05 14:42 ` Roger Quadros
2013-02-05 16:11 ` Mark Rutland
2013-02-06 8:56 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 10/13] ARM: dts: OMAP4: Add HS USB Host IP nodes Roger Quadros
2013-02-05 6:24 ` kishon
2013-02-05 8:54 ` Roger Quadros
2013-02-05 8:57 ` kishon
2013-02-05 7:41 ` Felipe Balbi
2013-02-05 8:57 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 11/13] ARM: dts: omap4-panda: Add USB Host support Roger Quadros
[not found] ` <5110D229.1000808@ti.com>
2013-02-05 11:15 ` how to specify an OMAP clock in device tree? Rajendra Nayak
2013-02-05 13:46 ` Roger Quadros
2013-02-05 14:13 ` Rajendra Nayak
2013-02-05 14:18 ` Roger Quadros
2013-02-05 14:21 ` Rajendra Nayak
2013-02-05 14:29 ` Roger Quadros
2013-02-05 14:36 ` Rajendra Nayak
2013-02-05 14:52 ` Roger Quadros
2013-02-06 10:21 ` Rajendra Nayak
2013-02-06 10:39 ` Roger Quadros
2013-02-04 15:58 ` [PATCH 12/13] ARM: dts: OMAP3: Add HS USB Host IP nodes Roger Quadros
2013-02-04 15:59 ` [PATCH 13/13] ARM: dts: omap3-beagle: Add USB Host support Roger Quadros
2013-02-05 11:25 ` [PATCH 00/13] Device tree support for OMAP HS USB Host Rajendra Nayak
2013-02-05 11:32 ` Roger Quadros [this message]
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