From: Suman Anna <s-anna@ti.com>
To: Tero Kristo <t-kristo@ti.com>, Nishanth Menon <nm@ti.com>
Cc: devicetree@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Roger Quadros <rogerq@ti.com>
Subject: Re: [PATCH] arm64: dts: ti: k3-am65: Add MSMC RAM ranges in interconnect node
Date: Mon, 17 Jun 2019 10:53:51 -0500 [thread overview]
Message-ID: <b1f7aa31-4f3b-b9d9-6951-092f3a87d078@ti.com> (raw)
In-Reply-To: <3c53679c-4246-43e1-e6d6-2e1c7db201d7@ti.com>
On 6/17/19 9:54 AM, Tero Kristo wrote:
> On 30/05/2019 13:49, Nishanth Menon wrote:
>> On 16:13-20190529, Suman Anna wrote:
>>> From: Roger Quadros <rogerq@ti.com>
>>>
>>> Add the MSCM RAM address space to the ranges property of the cbass_main
>>> interconnect node so that the addresses can be translated properly.
>>>
>>> This fixes the probe failure in the sram driver for the MSMC RAM node.
>>>
>>> Signed-off-by: Roger Quadros <rogerq@ti.com>
>>> Signed-off-by: Suman Anna <s-anna@ti.com>
>>> ---
>>>
>>> The following error message is seen without this:
>>> [ 0.480261] sram interconnect@100000:sram@70000000: found no
>>> memory resource
>>> [ 0.487497] sram: probe of interconnect@100000:sram@70000000
>>> failed with error -22
>>>
>>> regards
>>> Suman
>>>
>>> arch/arm64/boot/dts/ti/k3-am65.dtsi | 1 +
>>> 1 file changed, 1 insertion(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/ti/k3-am65.dtsi
>>> b/arch/arm64/boot/dts/ti/k3-am65.dtsi
>>> index 50f4be2047a9..68b3f954f1d1 100644
>>> --- a/arch/arm64/boot/dts/ti/k3-am65.dtsi
>>> +++ b/arch/arm64/boot/dts/ti/k3-am65.dtsi
>>> @@ -68,6 +68,7 @@
>>> <0x00 0x00900000 0x00 0x00900000 0x00 0x00012000>, /*
>>> serdes */
>>> <0x00 0x01000000 0x00 0x01000000 0x00 0x0af02400>, /*
>>> Most peripherals */
>>> <0x00 0x30800000 0x00 0x30800000 0x00 0x0bc00000>, /*
>>> MAIN NAVSS */
>>> + <0x00 0x70000000 0x00 0x70000000 0x00 0x00200000>, /*
>>> MSMC SRAM */
>>> /* MCUSS Range */
>>> <0x00 0x28380000 0x00 0x28380000 0x00 0x03880000>,
>>> <0x00 0x40200000 0x00 0x40200000 0x00 0x00900100>,
>>> --
>>> 2.21.0
>>>
>>
>> Arrgh.. Nice catch. Thanks. We should consider pulling this in as part
>> of early rc fixes please.
>>
>> Acked-by: Nishanth Menon <nm@ti.com>
>
> Hmm, what is the failure this causes, except the probe message? SRAM
> driver obviously won't work but is it used for anything at the moment
> anyways?
>
> I would rather queue this towards 5.3.
OK, I am fine either way.
regards
Suman
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next prev parent reply other threads:[~2019-06-17 15:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-29 21:13 [PATCH] arm64: dts: ti: k3-am65: Add MSMC RAM ranges in interconnect node Suman Anna
2019-05-30 10:49 ` Nishanth Menon
2019-06-17 14:54 ` Tero Kristo
2019-06-17 15:42 ` Nishanth Menon
2019-06-17 15:53 ` Suman Anna [this message]
2019-06-17 19:42 ` Tero Kristo
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