From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] mfd: db8500-prcmu: Fetch the PRCMU TCDM base address from Device Tree
Date: Tue, 26 Mar 2013 10:00:33 +0000 [thread overview]
Message-ID: <201303261000.33615.arnd@arndb.de> (raw)
In-Reply-To: <20130326094848.GA14151@gmail.com>
On Tuesday 26 March 2013, Lee Jones wrote:
> Bit for information for you.
>
> I have confirmed that the address locations are the same for
> all SoCs are the same. However, the size of the TCDM changes from 4k
> on the db8500 to 12k on the db8540.
>
> Is there a way we can increase the size for the db8540 without
> creating an entire new DTS file? Seems overkill.
You can always override a property by setting it again, like
soc {
prcmu: db8500-prcmu at abcd0000 {
reg = <0xabcd0000 0x1000>;
};
};
...
&prcmu {
reg = <0xabcd0000 0x3000>;
}
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Lee Jones <lee.jones@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>,
devicetree-discuss@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linus.walleij@stericsson.com
Subject: Re: [PATCH 2/3] mfd: db8500-prcmu: Fetch the PRCMU TCDM base address from Device Tree
Date: Tue, 26 Mar 2013 10:00:33 +0000 [thread overview]
Message-ID: <201303261000.33615.arnd@arndb.de> (raw)
In-Reply-To: <20130326094848.GA14151@gmail.com>
On Tuesday 26 March 2013, Lee Jones wrote:
> Bit for information for you.
>
> I have confirmed that the address locations are the same for
> all SoCs are the same. However, the size of the TCDM changes from 4k
> on the db8500 to 12k on the db8540.
>
> Is there a way we can increase the size for the db8540 without
> creating an entire new DTS file? Seems overkill.
You can always override a property by setting it again, like
soc {
prcmu: db8500-prcmu@abcd0000 {
reg = <0xabcd0000 0x1000>;
};
};
...
&prcmu {
reg = <0xabcd0000 0x3000>;
}
Arnd
next prev parent reply other threads:[~2013-03-26 10:00 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-25 15:02 [PATCH 1/3] ARM: ux500: Add device nodes for TCDM and TCPM memory locations Lee Jones
2013-03-25 15:02 ` Lee Jones
2013-03-25 15:02 ` [PATCH 2/3] mfd: db8500-prcmu: Fetch the PRCMU TCDM base address from Device Tree Lee Jones
2013-03-25 15:02 ` Lee Jones
2013-03-25 15:32 ` Lee Jones
2013-03-25 15:32 ` Lee Jones
2013-03-25 15:40 ` Arnd Bergmann
2013-03-25 15:40 ` Arnd Bergmann
2013-03-25 16:46 ` Lee Jones
2013-03-25 16:46 ` Lee Jones
2013-03-25 21:32 ` Linus Walleij
2013-03-25 21:32 ` Linus Walleij
2013-03-26 8:17 ` Lee Jones
2013-03-26 8:17 ` Lee Jones
2013-03-26 9:11 ` Linus Walleij
2013-03-26 9:11 ` Linus Walleij
2013-03-26 9:11 ` Linus Walleij
2013-03-26 9:48 ` Lee Jones
2013-03-26 9:48 ` Lee Jones
2013-03-26 10:00 ` Arnd Bergmann [this message]
2013-03-26 10:00 ` Arnd Bergmann
2013-03-26 10:19 ` Lee Jones
2013-03-26 10:19 ` Lee Jones
2013-03-25 15:02 ` [PATCH 3/3] mfd: db8500-prcmu: Fetch the PRCMU TCPM " Lee Jones
2013-03-25 15:02 ` Lee Jones
2013-03-25 15:31 ` Lee Jones
2013-03-25 15:31 ` Lee Jones
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