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From: Kevin Hilman <khilman@baylibre.com>
To: Neil Armstrong <narmstrong@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	linux-amlogic@lists.infradead.org
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 0/3] ARM: dts: meson: add the APB/APB2 busses
Date: Thu, 10 Jan 2019 16:36:27 -0800	[thread overview]
Message-ID: <7himywqbck.fsf@baylibre.com> (raw)
In-Reply-To: <ba3e4fef-7a18-8c7d-e0ea-05c541b29913@baylibre.com>

Neil Armstrong <narmstrong@baylibre.com> writes:

> On 08/12/2018 17:50, Martin Blumenstingl wrote:
>> This adds the APB bus on Meson8 and Meson8b as well as the APB2 bus on
>> Meson6. This is preparation work for adding the Mali GPU which is
>> located on theses busses.
>> 
>> Meson6 seems to have it's APB at 0xc8000000 instead of 0xd0000000. The
>> region at 0xd0000000 is called APB2 or A9_APB and it has a different
>> size (256k) compared to Meson8 and Meson8b (2M).
>> 
>> Addresses and sizes are taken from the Amlogic 3.10 kernel sources:
>> - Meson6: [0]
>> - Meson8: [1]
>> - Meson8b: [2]
>> 
>> 
>> Changes since v1 at [3]:
>> - re-send the patches but this time don't include the old patches
>>   which still had a typo in the patch description (ABP vs APB)
>> 
>> 
>> [0] https://github.com/endlessm/linux-meson/blob/cd4096c3ff4eb5b8a8a5581bb46508601c5470dc/arch/arm/mach-meson6/include/mach/io.h#L61
>> [1] https://github.com/endlessm/linux-meson/blob/cd4096c3ff4eb5b8a8a5581bb46508601c5470dc/arch/arm/mach-meson8/include/mach/io.h#L53
>> [2] https://github.com/endlessm/linux-meson/blob/cd4096c3ff4eb5b8a8a5581bb46508601c5470dc/arch/arm/mach-meson8b/include/mach/io.h#L53
>> [3] http://lists.infradead.org/pipermail/linux-amlogic/2018-December/009424.html
>> 
>> 
>> Martin Blumenstingl (3):
>>   ARM: dts: meson6: add the APB2 bus
>>   ARM: dts: meson8: add the APB bus
>>   ARM: dts: meson8b: add the APB bus
>> 
>>  arch/arm/boot/dts/meson6.dtsi  | 8 ++++++++
>>  arch/arm/boot/dts/meson8.dtsi  | 8 ++++++++
>>  arch/arm/boot/dts/meson8b.dtsi | 8 ++++++++
>>  3 files changed, 24 insertions(+)
>> 
>
> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
>
> But frankly I'll squash the meson8/meson8b patches with the mali node patches !

In general, I agree with Neil.  Adding the new busses along with the
series that uses them would be fine, but I don't have a strong
preference.

So queueing this series as is for v5.1 (branch: v5.1/dt)

Kevin

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      parent reply	other threads:[~2019-01-11  0:36 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-08 16:50 [PATCH v2 0/3] ARM: dts: meson: add the APB/APB2 busses Martin Blumenstingl
2018-12-08 16:50 ` [PATCH v2 1/3] ARM: dts: meson6: add the APB2 bus Martin Blumenstingl
2018-12-08 16:50 ` [PATCH v2 2/3] ARM: dts: meson8: add the APB bus Martin Blumenstingl
2018-12-08 16:50 ` [PATCH v2 3/3] ARM: dts: meson8b: " Martin Blumenstingl
2018-12-11  9:16 ` [PATCH v2 0/3] ARM: dts: meson: add the APB/APB2 busses Neil Armstrong
2018-12-11 22:09   ` Martin Blumenstingl
2018-12-12  9:52     ` Neil Armstrong
2019-01-11  0:36   ` Kevin Hilman [this message]

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