From: f.fainelli@gmail.com (Florian Fainelli)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: brcmstb: Add earlyprintk support using run-time checks
Date: Tue, 19 Jul 2016 17:44:31 -0700 [thread overview]
Message-ID: <578EC96F.2030107@gmail.com> (raw)
In-Reply-To: <1468281416-14594-1-git-send-email-f.fainelli@gmail.com>
On 07/11/2016 04:56 PM, Florian Fainelli wrote:
> The SUN_TOP_CTRL_FAMILY_ID register is at a fixed absolute address for
> all of our supported chips, so utilize its value to determine what the
> UARTA base address should be based on the value we read.
>
> Since the code is called both during decompressor when the MMU is off,
> and after the MMU has been turned on in the kernel, and we want to do
> the lookup only once, we use the same technique as tegra.S and have a
> shared storage location between the decompressor and the kernel.
>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Applied to soc/next.
--
Florian
WARNING: multiple messages have this Message-ID (diff)
From: Florian Fainelli <f.fainelli@gmail.com>
To: linux-arm-kernel@lists.infradead.org
Cc: Russell King <linux@armlinux.org.uk>,
Brian Norris <computersforpeace@gmail.com>,
Gregory Fong <gregory.0xf0@gmail.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
open list <linux-kernel@vger.kernel.org>,
"open list:BROADCOM BCM7XXX ARM ARCHITECTURE"
<bcm-kernel-feedback-list@broadcom.com>
Subject: Re: [PATCH v2] ARM: brcmstb: Add earlyprintk support using run-time checks
Date: Tue, 19 Jul 2016 17:44:31 -0700 [thread overview]
Message-ID: <578EC96F.2030107@gmail.com> (raw)
In-Reply-To: <1468281416-14594-1-git-send-email-f.fainelli@gmail.com>
On 07/11/2016 04:56 PM, Florian Fainelli wrote:
> The SUN_TOP_CTRL_FAMILY_ID register is at a fixed absolute address for
> all of our supported chips, so utilize its value to determine what the
> UARTA base address should be based on the value we read.
>
> Since the code is called both during decompressor when the MMU is off,
> and after the MMU has been turned on in the kernel, and we want to do
> the lookup only once, we use the same technique as tegra.S and have a
> shared storage location between the decompressor and the kernel.
>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Applied to soc/next.
--
Florian
next prev parent reply other threads:[~2016-07-20 0:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-11 23:56 [PATCH v2] ARM: brcmstb: Add earlyprintk support using run-time checks Florian Fainelli
2016-07-11 23:56 ` Florian Fainelli
2016-07-20 0:44 ` Florian Fainelli [this message]
2016-07-20 0:44 ` Florian Fainelli
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