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From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 08/13] clk: add ARM syscon ICST device tree bindings
Date: Fri, 23 Oct 2015 09:43:47 -0700	[thread overview]
Message-ID: <20151023164347.GB19782@codeaurora.org> (raw)
In-Reply-To: <CACRpkdbXLs7hP=8WH6uK_3mQQEy4Y6TJsjpt4=LpeT=jmF-9Kw@mail.gmail.com>

On 10/23, Linus Walleij wrote:
> On Thu, Oct 15, 2015 at 9:23 PM, Stephen Boyd <sboyd@codeaurora.org> wrote:
> > On 10/15, Linus Walleij wrote:
> 
> >> +Required properties:
> >> +- lock-offset: the offset address into the system controller where the
> >> +  unlocking register is located
> >> +- vco-offset: the offset address into the system controller where the
> >> +  ICST control register is located (even 32 bit address)
> >
> > Is there any reason why we don't use a reg property for this?
> 
> Usually reg = <> is used with two (or more) tokens:
> 
> reg = <phys_addr size>;
> 
> The exception being things like I2C addresses which
> are just one token.
> 
> Since in this case, there is a "mother" reg property in the
> syscon-compatible node, which we are indexing into,
> it is confusing to use the same name for subnodes.
> 
> Also there is a bunch of precedents doing it like this
> for sybdevices to system controllers, just
> git grep offset Documentation/devicetree/bindings
> will give you a bunch of them.
> 

Ok. I'm no DT expert, but it seems odd to have subnodes without a
reg property.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  reply	other threads:[~2015-10-23 16:43 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-15 13:46 [PATCH 00/13] Device Tree support for RealView PB11MPCore Linus Walleij
2015-10-15 13:46 ` [PATCH 01/13] ARM: add some L220 DT settings Linus Walleij
2015-10-15 13:57   ` Russell King - ARM Linux
2015-10-22 12:57     ` Linus Walleij
2015-10-15 13:58   ` Rob Herring
2015-10-15 13:46 ` [PATCH 02/13] ARM: add DT bindings for the ARM11MPCore CPU cluster Linus Walleij
2015-10-15 13:46 ` [PATCH 03/13] irqchips: fix ARM11MPCore GIC bindings Linus Walleij
2015-11-02 14:35   ` Rob Herring
2015-10-15 13:46 ` [PATCH 04/13] irqchip/gic: support RealView variant setup Linus Walleij
2015-10-15 16:06   ` Marc Zyngier
2015-10-16  8:28   ` Thomas Gleixner
2015-10-15 13:46 ` [PATCH 05/13] irqchip/gic: assign irqchip dynamically Linus Walleij
2015-10-15 16:16   ` Marc Zyngier
2015-10-15 13:46 ` [PATCH 06/13] clk: versatile-icst: convert to use regmap Linus Walleij
2015-10-15 19:08   ` Stephen Boyd
2015-10-23  9:27     ` Linus Walleij
2015-10-23  9:37       ` Linus Walleij
2015-10-23 16:24       ` Stephen Boyd
2015-10-27 15:56         ` Linus Walleij
2015-10-15 13:46 ` [PATCH 07/13] clk: versatile-icst: refactor to allocate regmap separately Linus Walleij
2015-10-15 19:10   ` Stephen Boyd
2015-10-15 19:28   ` Stephen Boyd
2015-10-15 13:46 ` [PATCH 08/13] clk: add ARM syscon ICST device tree bindings Linus Walleij
2015-10-15 19:23   ` Stephen Boyd
2015-10-23  9:48     ` Linus Walleij
2015-10-23 16:43       ` Stephen Boyd [this message]
2015-10-15 13:46 ` [PATCH 09/13] clk: versatile-icst: add device tree support Linus Walleij
2015-10-15 19:26   ` Stephen Boyd
2015-10-26 13:14     ` Linus Walleij
2015-10-26 13:31       ` Russell King - ARM Linux
2015-10-29 13:00         ` Linus Walleij
2015-10-15 19:28   ` Stephen Boyd
2015-10-15 13:46 ` [PATCH 10/13] soc: versatile: add support for the PB11MPCore Linus Walleij
2015-10-15 13:46 ` [PATCH 11/13] ARM: realview: select SP810 and ICST for the DT variant Linus Walleij
2015-10-15 13:46 ` [PATCH 12/13] ARM: realview: add an DT SMP boot method Linus Walleij
2015-10-15 13:46 ` [PATCH 13/13] ARM: realview: add device tree for PB11MPCore Linus Walleij

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