From mboxrd@z Thu Jan 1 00:00:00 1970 From: jon.mason@broadcom.com (Jon Mason) Date: Wed, 7 Dec 2016 14:26:37 -0500 Subject: [PATCH V2 4/5] ARM: BCM5301X: Specify all RAM by including an extra block In-Reply-To: <20161207075655.7396-4-zajec5@gmail.com> References: <20161207075655.7396-1-zajec5@gmail.com> <20161207075655.7396-4-zajec5@gmail.com> Message-ID: <20161207192624.GA25946@broadcom.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Dec 07, 2016 at 08:56:54AM +0100, Rafa? Mi?ecki wrote: > From: Rafa? Mi?ecki > > The first 128 MiB of RAM can be accessed using an alias at address 0x0. > > In theory we could access whole RAM using 0x80000000 - 0xbfffffff range > (up to 1 GiB) but it doesn't seem to work on Northstar. For some reason > (hardware setup left by the bootloader maybe?) 0x80000000 - 0x87ffffff > range can't be used. I reproduced this problem on: > 1) Buffalo WZR-600DHP2 (BCM47081) > 2) Netgear R6250 (BCM4708) > 3) D-Link DIR-885L (BCM47094) > > So it seems we're forced to access first 128 MiB using alias at 0x0 and > the rest using real base address + 128 MiB offset which is 0x88000000. > > Signed-off-by: Rafa? Mi?ecki Acked-by: Jon Mason > --- > V2: Updated commit message, thanks Jon! > Included XWR-3100 > --- > arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts | 3 ++- > arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts | 3 ++- > arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4708-netgear-r6250.dts | 3 ++- > arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts | 3 ++- > arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts | 3 ++- > arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 3 ++- > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts | 3 ++- > arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts | 3 ++- > arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4709-netgear-r7000.dts | 3 ++- > arch/arm/boot/dts/bcm4709-netgear-r8000.dts | 3 ++- > arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts | 3 ++- > arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts | 3 ++- > arch/arm/boot/dts/bcm47094-netgear-r8500.dts | 3 ++- > 16 files changed, 32 insertions(+), 16 deletions(-) > > diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > index 112a5a8..d241cee 100644 > --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > index 3600f56..b0e6204 100644 > --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > index d49afec0..c9ba6b9 100644 > --- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > +++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > spi { > diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > index 8519548..b9f66c0 100644 > --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > index 6229ef2..ae0199f 100644 > --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > index 74cfcd3..36b628b1 100644 > --- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > +++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > index 71b98cf..db8608b 100644 > --- a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > index 2922536..d51586d 100644 > --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > spi { > diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > index 184fd92..de041b8 100644 > --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > gpio-keys { > diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > index eac0f52..eaca687 100644 > --- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > +++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > index aab39c9..b32957c 100644 > --- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > +++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > index 7ab1176..f459a98 100644 > --- a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > +++ b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > index 56d38a3..cd13534 100644 > --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > index 7fb9270..64ded76 100644 > --- a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > +++ b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > nand: nand at 18028000 { > diff --git a/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts b/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > index 93cc91d..5cf4ab1 100644 > --- a/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > +++ b/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > @@ -18,7 +18,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > index 7ecd57c..600795e 100644 > --- a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > +++ b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > @@ -18,7 +18,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > leds { > -- > 2.10.1 > From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Mason Subject: Re: [PATCH V2 4/5] ARM: BCM5301X: Specify all RAM by including an extra block Date: Wed, 7 Dec 2016 14:26:37 -0500 Message-ID: <20161207192624.GA25946@broadcom.com> References: <20161207075655.7396-1-zajec5@gmail.com> <20161207075655.7396-4-zajec5@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: 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Dec 2016 14:53:52 -0500 Date: Wed, 7 Dec 2016 14:26:37 -0500 From: Jon Mason To: =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= Cc: Florian Fainelli , Arnd Bergmann , Rob Herring , Mark Rutland , Russell King , Hauke Mehrtens , bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= Subject: Re: [PATCH V2 4/5] ARM: BCM5301X: Specify all RAM by including an extra block Message-ID: <20161207192624.GA25946@broadcom.com> References: <20161207075655.7396-1-zajec5@gmail.com> <20161207075655.7396-4-zajec5@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20161207075655.7396-4-zajec5@gmail.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 07, 2016 at 08:56:54AM +0100, Rafał Miłecki wrote: > From: Rafał Miłecki > > The first 128 MiB of RAM can be accessed using an alias at address 0x0. > > In theory we could access whole RAM using 0x80000000 - 0xbfffffff range > (up to 1 GiB) but it doesn't seem to work on Northstar. For some reason > (hardware setup left by the bootloader maybe?) 0x80000000 - 0x87ffffff > range can't be used. I reproduced this problem on: > 1) Buffalo WZR-600DHP2 (BCM47081) > 2) Netgear R6250 (BCM4708) > 3) D-Link DIR-885L (BCM47094) > > So it seems we're forced to access first 128 MiB using alias at 0x0 and > the rest using real base address + 128 MiB offset which is 0x88000000. > > Signed-off-by: Rafał Miłecki Acked-by: Jon Mason > --- > V2: Updated commit message, thanks Jon! > Included XWR-3100 > --- > arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts | 3 ++- > arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts | 3 ++- > arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4708-netgear-r6250.dts | 3 ++- > arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts | 3 ++- > arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts | 3 ++- > arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 3 ++- > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts | 3 ++- > arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts | 3 ++- > arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts | 3 ++- > arch/arm/boot/dts/bcm4709-netgear-r7000.dts | 3 ++- > arch/arm/boot/dts/bcm4709-netgear-r8000.dts | 3 ++- > arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts | 3 ++- > arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts | 3 ++- > arch/arm/boot/dts/bcm47094-netgear-r8500.dts | 3 ++- > 16 files changed, 32 insertions(+), 16 deletions(-) > > diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > index 112a5a8..d241cee 100644 > --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > index 3600f56..b0e6204 100644 > --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > index d49afec0..c9ba6b9 100644 > --- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > +++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > spi { > diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > index 8519548..b9f66c0 100644 > --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > index 6229ef2..ae0199f 100644 > --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > index 74cfcd3..36b628b1 100644 > --- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > +++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > index 71b98cf..db8608b 100644 > --- a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > index 2922536..d51586d 100644 > --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > spi { > diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > index 184fd92..de041b8 100644 > --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > gpio-keys { > diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > index eac0f52..eaca687 100644 > --- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > +++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > index aab39c9..b32957c 100644 > --- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > +++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > index 7ab1176..f459a98 100644 > --- a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > +++ b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > index 56d38a3..cd13534 100644 > --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > index 7fb9270..64ded76 100644 > --- a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > +++ b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts > @@ -21,7 +21,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > nand: nand@18028000 { > diff --git a/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts b/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > index 93cc91d..5cf4ab1 100644 > --- a/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > +++ b/arch/arm/boot/dts/bcm47094-luxul-xwr-3100.dts > @@ -18,7 +18,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x08000000>; > }; > > leds { > diff --git a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > index 7ecd57c..600795e 100644 > --- a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > +++ b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts > @@ -18,7 +18,8 @@ > }; > > memory { > - reg = <0x00000000 0x08000000>; > + reg = <0x00000000 0x08000000 > + 0x88000000 0x18000000>; > }; > > leds { > -- > 2.10.1 >