From: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Kamal Dasu <kdasu.kdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org,
vikram.prakash-dY08KVG/lbpWk0Htik3J/w@public.gmane.org,
andy.fung-dY08KVG/lbpWk0Htik3J/w@public.gmane.org,
jon.mason-dY08KVG/lbpWk0Htik3J/w@public.gmane.org,
Yendapally Reddy Dhananjaya Reddy
<yendapally.reddy-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH, V4, 1/5] Documentation: dt: spi-bcm-qspi: NSP, NS2, BRCMSTB SoC bindings
Date: Thu, 23 Jun 2016 10:26:44 +0100 [thread overview]
Message-ID: <20160623092644.GS28202@sirena.org.uk> (raw)
In-Reply-To: <576AC69F.6080507-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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On Wed, Jun 22, 2016 at 10:10:55AM -0700, Florian Fainelli wrote:
> On 06/22/2016 07:51 AM, Mark Brown wrote:
> >> +- compatible:
> >> + Must be one of :
> >> + "brcm,spi-bcm-qspi"
> >> + "brcm,spi-brmstb" spi-nor and/or "brcm,spi-brmstb-mspi" unmanaged SPI Master
> > What do these compatible strings mean, what are the differences between
> > them? The last two sound like configuration of a single IP rather than
> > descriptions of hardware.
> The Broadcom STB SoCs have two instances of this SPI HW block, one which
> is MSPI+BSPI capable and another one which is MSPI only (or that's how
> we call them), the difference in the compatible strings tries to denote
> and capture that.
The point is that we need some words in the binding that explain this so
people know when to use them.
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prev parent reply other threads:[~2016-06-23 9:26 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-17 21:03 [PATCH, V4, 1/5] Documentation: dt: spi-bcm-qspi: NSP, NS2, BRCMSTB SoC bindings Kamal Dasu
[not found] ` <1466197433-11290-1-git-send-email-kdasu.kdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-17 21:03 ` [PATCH, V4, 2/5] spi: bcm-qspi: Add SPI flash and MSPI driver Kamal Dasu
[not found] ` <1466197433-11290-2-git-send-email-kdasu.kdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-22 16:07 ` Mark Brown
[not found] ` <20160622160726.GQ28202-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-06-22 17:13 ` Florian Fainelli
[not found] ` <576AC71C.9090202-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-23 9:27 ` Mark Brown
2016-07-01 15:39 ` Kamal Dasu
[not found] ` <CAKekbevYN3CLvqQs3stUXDFEMREMOJ0g4+w7Zsno1kV-ieYEiw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-01 16:07 ` Mark Brown
[not found] ` <20160701160753.GX6247-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-12 22:06 ` Kamal Dasu
[not found] ` <CAC=U0a3WN9TGw7zwwP3qFf5MUsRteUcVLytFgjnP4zScZS0xXA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-13 11:10 ` Mark Brown
[not found] ` <20160713111053.GG9976-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-13 21:34 ` Florian Fainelli
[not found] ` <5786B401.2050306-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-13 22:36 ` Mark Brown
[not found] ` <20160713223638.GI9976-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-19 22:15 ` Florian Fainelli
[not found] ` <578EA695.1030909-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-20 11:25 ` Mark Brown
[not found] ` <20160720112547.GE6509-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-20 19:41 ` Florian Fainelli
[not found] ` <578FD3D7.9030402-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-28 18:28 ` Mark Brown
[not found] ` <20160728182803.GI11806-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-29 0:34 ` Florian Fainelli
[not found] ` <e3a069ad-ca2b-7c12-bde1-5566f5fe24d3-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-29 11:44 ` Mark Brown
2016-07-21 22:06 ` Florian Fainelli
[not found] ` <583d6ec8-b367-b53a-7d9e-1d7ee06004c0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-21 22:47 ` Mark Brown
2016-07-28 18:34 ` Mark Brown
2016-06-17 21:03 ` [PATCH, V4, 3/5] arm: dts: Add bcm-nsp and bcm958625k support Kamal Dasu
2016-06-17 21:03 ` [PATCH, V4, 4/5] arm64: dts: Add ns2 SoC support Kamal Dasu
2016-06-17 21:03 ` [PATCH, V4, 5/5] mtd: m25p80: Let m25p80_read() fallback to spi transfer Kamal Dasu
[not found] ` <1466197433-11290-5-git-send-email-kdasu.kdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-22 16:08 ` Mark Brown
2016-06-22 14:51 ` [PATCH, V4, 1/5] Documentation: dt: spi-bcm-qspi: NSP, NS2, BRCMSTB SoC bindings Mark Brown
[not found] ` <20160622145141.GN28202-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-06-22 17:10 ` Florian Fainelli
[not found] ` <576AC69F.6080507-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-23 9:26 ` Mark Brown [this message]
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