From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexandre Belloni Subject: Re: [PATCH] ARM: dts: at919260/at91sam9g20: fix SRAM device tree node Date: Mon, 2 Mar 2015 10:53:59 +0100 Message-ID: <20150302095359.GJ4094@piout.net> References: <1425276209-4899-1-git-send-email-wenyou.yang@atmel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1425276209-4899-1-git-send-email-wenyou.yang-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Wenyou Yang Cc: nicolas.ferre-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, linux-PelNFVqkFnVyf+4FbqDuWQ@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org Hi Wenyou, I'd prefer fixing the sram lookup in pm.c. I'll propose something however, I can't test on my side. On 02/03/2015 at 14:03:29 +0800, Wenyou Yang wrote : > Fix PM does not work on the at91sam9g20ek board > --->8--- > at91_pm_sram_init: failed to find sram device! > ---<8--- > > Signed-off-by: Wenyou Yang > --- > arch/arm/boot/dts/at91sam9260.dtsi | 9 +++++++-- > arch/arm/boot/dts/at91sam9g20.dtsi | 9 +++++---- > 2 files changed, 12 insertions(+), 6 deletions(-) > > diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi > index fff0ee6..d1eb27c 100644 > --- a/arch/arm/boot/dts/at91sam9260.dtsi > +++ b/arch/arm/boot/dts/at91sam9260.dtsi > @@ -69,9 +69,14 @@ > }; > }; > > - sram0: sram@002ff000 { > + sram0: sram@00200000 { > compatible = "mmio-sram"; > - reg = <0x002ff000 0x2000>; > + reg = <0x00200000 0x1000>; > + }; > + > + sram1: sram@00300000 { > + compatible = "mmio-sram"; > + reg = <0x00300000 0x1000>; > }; > > ahb { > diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi > index f593016..eb9a62d 100644 > --- a/arch/arm/boot/dts/at91sam9g20.dtsi > +++ b/arch/arm/boot/dts/at91sam9g20.dtsi > @@ -16,13 +16,14 @@ > reg = <0x20000000 0x08000000>; > }; > > - sram0: sram@002ff000 { > - status = "disabled"; > + sram0: sram@00200000 { > + compatible = "mmio-sram"; > + reg = <0x00200000 0x4000>; > }; > > - sram1: sram@002fc000 { > + sram1: sram@00300000 { > compatible = "mmio-sram"; > - reg = <0x002fc000 0x8000>; > + reg = <0x00300000 0x4000>; > }; > > ahb { > -- > 1.7.9.5 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html