From: Stefan Wahren <wahrenst@gmx.net>
To: Florian Fainelli <f.fainelli@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Eric Anholt <eric@anholt.net>, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
devicetree@vger.kernel.org, Will Deacon <will@kernel.org>,
linux-arm-kernel@lists.infradead.org,
bcm-kernel-feedback-list@broadcom.com
Subject: Re: [PATCH V3 7/8] ARM: dts: Add minimal Raspberry Pi 4 support
Date: Wed, 2 Oct 2019 18:24:13 +0200 [thread overview]
Message-ID: <7d0414bb-fea8-e3e5-8b85-c18615a56c94@gmx.net> (raw)
In-Reply-To: <77b0a773-912a-aa5b-6eb5-5423c2c07e58@gmail.com>
Hi Florian,
Am 28.09.19 um 21:58 schrieb Florian Fainelli:
>
> On 9/28/2019 5:07 AM, Stefan Wahren wrote:
>
>> + memory@0 {
>> + device_type = "memory";
>> + reg = <0 0 0x00000000>;
>> + };
>> +
> [snip]
>
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/soc/bcm2835-pm.h>
>> +
>> +/ {
>> + compatible = "brcm,bcm2711";
>> +
>> + #address-cells = <2>;
>> + #size-cells = <1>;
> Trying to see if we may need a #size-cells property value of 2 here, for
> the 4GB model, I would assume that we would have to, unless we are fine
> with supporting 4GB - 1byte of DRAM?
I will try unless this requires a lot of adjustments or break the
bootloader.
>
>> +
>> + interrupt-parent = <&gicv2>;
>> +
>> + soc {
>> + ranges = <0x7e000000 0x0 0xfe000000 0x01800000>,
>> + <0x7c000000 0x0 0xfc000000 0x02000000>,
>> + <0x40000000 0x0 0xff800000 0x00800000>;
> Might be nice to get some comments about
ranges = <0x7e000000 0x0 0xfe000000 0x01800000>, // Common BCM283x
peripherals
<0x7c000000 0x0 0xfc000000 0x02000000>, // BCM2711-specific
peripherals
<0x40000000 0x0 0xff800000 0x00800000>; // ARM-local peripherals
I will simply forward the answer from the RPi guys.
Is it what you had in mind? Otherwise please be more specific.
Regards
Stefan
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-10-02 16:24 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-28 12:07 [PATCH V3 0/8] ARM: Add minimal Raspberry Pi 4 support Stefan Wahren
2019-09-28 12:07 ` [PATCH V3 1/8] ARM: dts: bcm283x: Remove simple-bus from fixed clocks Stefan Wahren
2019-09-28 12:07 ` [PATCH V3 2/8] ARM: dts: bcm283x: Remove brcm, bcm2835-pl011 compatible Stefan Wahren
2019-09-28 12:07 ` [PATCH V3 3/8] ARM: dts: bcm283x: Move BCM2835/6/7 specific to bcm2835-common.dtsi Stefan Wahren
2019-09-28 12:07 ` [PATCH V3 4/8] dt-bindings: arm: Convert BCM2835 board/soc bindings to json-schema Stefan Wahren
2019-10-01 13:46 ` Rob Herring
2019-09-28 12:07 ` [PATCH V3 5/8] dt-bindings: arm: bcm2835: Add Raspberry Pi 4 to DT schema Stefan Wahren
2019-10-01 13:46 ` Rob Herring
2019-09-28 12:07 ` [PATCH V3 6/8] ARM: bcm: Add support for BCM2711 SoC Stefan Wahren
2019-09-28 19:16 ` Florian Fainelli
2019-09-28 23:09 ` Stefan Wahren
2019-09-30 8:21 ` Nicolas Saenz Julienne
2019-09-28 12:07 ` [PATCH V3 7/8] ARM: dts: Add minimal Raspberry Pi 4 support Stefan Wahren
2019-09-28 19:58 ` Florian Fainelli
2019-10-02 16:24 ` Stefan Wahren [this message]
2019-10-02 16:43 ` Florian Fainelli
2019-10-06 13:28 ` Stefan Wahren
2019-09-29 11:25 ` Marc Zyngier
2019-09-28 12:07 ` [PATCH V3 8/8] MAINTAINERS: Add BCM2711 to BCM2835 ARCH Stefan Wahren
2019-09-28 20:01 ` [PATCH V3 0/8] ARM: Add minimal Raspberry Pi 4 support Florian Fainelli
2019-10-03 17:09 ` Nicolas Saenz Julienne
2019-10-03 17:24 ` Stefan Wahren
2019-10-03 22:42 ` Matthias Brugger
2019-10-04 1:03 ` Stefan Wahren
2019-10-04 5:11 ` Matthias Brugger
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=7d0414bb-fea8-e3e5-8b85-c18615a56c94@gmx.net \
--to=wahrenst@gmx.net \
--cc=bcm-kernel-feedback-list@broadcom.com \
--cc=catalin.marinas@arm.com \
--cc=devicetree@vger.kernel.org \
--cc=eric@anholt.net \
--cc=f.fainelli@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=mark.rutland@arm.com \
--cc=rjui@broadcom.com \
--cc=robh+dt@kernel.org \
--cc=sbranden@broadcom.com \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).