From mboxrd@z Thu Jan 1 00:00:00 1970 From: robh@kernel.org (Rob Herring) Date: Mon, 14 Sep 2015 15:36:41 -0500 Subject: [PATCH 1/3] Documentation: bindings: brcmstb: Document write-pairing In-Reply-To: <1442260369-6575-2-git-send-email-f.fainelli@gmail.com> References: <1442260369-6575-1-git-send-email-f.fainelli@gmail.com> <1442260369-6575-2-git-send-email-f.fainelli@gmail.com> Message-ID: <55F72FD9.60607@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 09/14/2015 02:52 PM, Florian Fainelli wrote: > Document the hif-cpubiuctrl node a bit more, and add a documentation > entry for the optional "brcm,write-pairing" property. > > Signed-off-by: Florian Fainelli > --- > .../devicetree/bindings/arm/bcm/brcm,brcmstb.txt | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt > index 430608ec09f0..602fa5f308bb 100644 > --- a/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt > +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt > @@ -20,6 +20,20 @@ system control is required: > - compatible: "brcm,bcm-hif-cpubiuctrl", "syscon" This has multiple chips allowed, but... > - compatible: "brcm,bcm-hif-continuation", "syscon" > > +hif-cpubiuctrl node > +------------------- Perhaps it is outside this context, but a description of the block would be nice. > + > +Required properties: > + > + - compatible > + The string should be "brcm.bcm7445-hif-cpubiuctrl", "syscon" This is just one. > + > +Optional properties: > + > + - brcm,write-pairing: > + Boolean property, which when present indicatse that the chip s/indicatse/indicates/ > + supports write-pairing. What is write pairing? Please give brief description. > + > example: > rdb { > #address-cells = <1>; > @@ -35,6 +49,7 @@ example: > hif_cpubiuctrl: syscon at 3e2400 { > compatible = "brcm,bcm7445-hif-cpubiuctrl", "syscon"; > reg = <0x3e2400 0x5b4>; > + brcm,write-pairing; > }; > > hif_continuation: syscon at 452000 { >