From: Stephen Warren <swarren@wwwdotorg.org>
To: Mitch Bradley <wmb@firmworks.com>
Cc: Thierry Reding <thierry.reding@avionic-design.de>,
Russell King <linux@arm.linux.org.uk>,
linux-pci@vger.kernel.org, devicetree-discuss@lists.ozlabs.org,
Rob Herring <rob.herring@calxeda.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Colin Cross <ccross@android.com>,
linux-tegra@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH v2 07/10] ARM: tegra: pcie: Add device tree support
Date: Wed, 20 Jun 2012 11:47:39 -0600 [thread overview]
Message-ID: <4FE20CBB.7040500@wwwdotorg.org> (raw)
In-Reply-To: <4FE20B34.2090305@firmworks.com>
On 06/20/2012 11:41 AM, Mitch Bradley wrote:
> On 6/20/2012 6:32 AM, Stephen Warren wrote:
>> On 06/19/2012 03:31 PM, Mitch Bradley wrote:
>> ...
>>
>>
>> The third cell "offset" is necessary so that the size field has a number
>> space that can include it.
>>
>> Can you expand on that sentence a bit more; I don't quite understand
>> that aspect. Thanks.
>
> The meaning of "size"(in the context of "reg" which is phys,size) is
> "the device occupies a
> contiguous sequence of addresses beginning at phys and continuing to
> phys+size-1". The
> implicit addition occurs on the last #size-cells cells of the phys.
Ah right of course - that makes perfect sense. Thanks.
next prev parent reply other threads:[~2012-06-20 17:47 UTC|newest]
Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-11 15:05 [PATCH v2 00/10] ARM: tegra: Add PCIe device tree support Thierry Reding
2012-06-11 15:05 ` [PATCH v2 01/10] PCI: Keep pci_fixup_irqs() around after init Thierry Reding
2012-06-11 15:05 ` [PATCH v2 02/10] ARM: pci: Keep pci_common_init() " Thierry Reding
2012-06-11 15:05 ` [PATCH v2 03/10] ARM: pci: Allow passing per-controller private data Thierry Reding
2012-06-11 15:05 ` [PATCH v2 04/10] ARM: tegra: Move tegra_pcie_xclk_clamp() to PMC Thierry Reding
2012-06-11 15:05 ` [PATCH v2 05/10] ARM: tegra: Rewrite PCIe support as a driver Thierry Reding
2012-06-11 21:09 ` Stephen Warren
2012-06-12 6:41 ` Thierry Reding
2012-06-12 7:24 ` Thierry Reding
2012-06-12 16:00 ` Stephen Warren
2012-06-13 8:12 ` Thierry Reding
2012-06-11 21:22 ` Stephen Warren
2012-06-12 4:59 ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 06/10] ARM: tegra: pcie: Add MSI support Thierry Reding
2012-06-11 21:19 ` Stephen Warren
2012-06-12 5:07 ` Thierry Reding
2012-06-12 5:33 ` Stephen Warren
2012-06-12 5:41 ` Thierry Reding
2012-06-12 6:10 ` Thierry Reding
2012-06-12 15:40 ` Stephen Warren
2012-06-12 17:23 ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 07/10] ARM: tegra: pcie: Add device tree support Thierry Reding
2012-06-11 21:33 ` Stephen Warren
2012-06-12 6:21 ` Thierry Reding
2012-06-12 15:44 ` Stephen Warren
2012-06-12 17:20 ` Thierry Reding
[not found] ` <4FD7943E.60302@firmworks.com>
2012-06-12 19:46 ` Stephen Warren
2012-06-12 19:52 ` Mitch Bradley
2012-06-13 5:54 ` Thierry Reding
2012-06-13 7:04 ` Mitch Bradley
2012-06-12 20:15 ` Stephen Warren
2012-06-12 21:11 ` Mitch Bradley
2012-06-13 6:45 ` Thierry Reding
2012-06-13 7:28 ` Mitch Bradley
2012-06-13 7:52 ` Thierry Reding
2012-06-13 8:05 ` Mitch Bradley
2012-06-13 8:19 ` Thierry Reding
2012-06-13 8:36 ` Mitch Bradley
2012-06-13 8:42 ` Thierry Reding
2012-06-14 9:19 ` Thierry Reding
2012-06-14 18:30 ` Stephen Warren
2012-06-14 19:29 ` Thierry Reding
2012-06-14 19:50 ` Stephen Warren
2012-06-15 6:12 ` Thierry Reding
2012-06-19 13:30 ` Thierry Reding
2012-06-19 16:40 ` Stephen Warren
2012-06-19 21:31 ` Mitch Bradley
2012-06-20 16:32 ` Stephen Warren
2012-06-20 17:41 ` Mitch Bradley
2012-06-20 17:47 ` Stephen Warren [this message]
2012-06-20 19:57 ` Arnd Bergmann
2012-06-20 20:19 ` Mitch Bradley
2012-06-21 6:47 ` Thierry Reding
2012-06-22 10:18 ` Bjorn Helgaas
2012-06-22 11:00 ` Thierry Reding
2012-06-22 11:46 ` Bjorn Helgaas
2012-06-22 12:43 ` Thierry Reding
2012-06-22 13:03 ` Arnd Bergmann
2012-06-22 16:49 ` Bjorn Helgaas
2012-06-22 16:53 ` Arnd Bergmann
2012-06-22 17:13 ` Bjorn Helgaas
2012-06-22 21:08 ` Arnd Bergmann
2012-06-22 17:14 ` Arnd Bergmann
2012-06-22 17:00 ` Stephen Warren
2012-06-22 17:28 ` Stephen Warren
2012-06-23 21:35 ` Bjorn Helgaas
2012-06-25 6:34 ` Thierry Reding
2012-06-26 17:22 ` Stephen Warren
2012-06-27 6:19 ` Thierry Reding
2012-06-22 16:20 ` Stephen Warren
2012-06-22 17:09 ` Mitch Bradley
2012-06-22 11:04 ` Thierry Reding
2012-06-22 13:22 ` Thierry Reding
2012-06-22 13:48 ` Arnd Bergmann
2012-06-22 14:02 ` Thierry Reding
2012-06-22 16:40 ` Arnd Bergmann
2012-06-13 20:21 ` Arnd Bergmann
2012-06-14 8:37 ` Thierry Reding
2012-06-14 10:25 ` Arnd Bergmann
2012-06-14 10:31 ` Thierry Reding
2012-06-14 11:06 ` Arnd Bergmann
2012-06-14 11:58 ` Thierry Reding
2012-06-13 6:34 ` Thierry Reding
2012-06-13 16:20 ` Stephen Warren
2012-06-13 17:03 ` Stephen Warren
2012-06-11 15:05 ` [PATCH v2 08/10] ARM: tegra: harmony: Initialize regulators from DT Thierry Reding
2012-06-11 21:36 ` Stephen Warren
2012-06-12 6:13 ` Thierry Reding
2012-06-21 20:17 ` Stephen Warren
2012-06-22 6:06 ` Thierry Reding
2012-06-11 15:05 ` [PATCH v2 09/10] ARM: tegra: harmony: Initialize PCIe " Thierry Reding
2012-06-11 21:41 ` Stephen Warren
2012-06-12 5:48 ` Thierry Reding
2012-06-12 15:38 ` Stephen Warren
2012-06-11 15:05 ` [PATCH v2 10/10] ARM: tegra: trimslice: " Thierry Reding
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