From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Ferre Subject: Re: [PATCH] ARM: at91: sama5/dts: reduce the NFC command register map Date: Thu, 2 Apr 2015 11:24:41 +0200 Message-ID: <551D0AD9.1090307@atmel.com> References: <1427955477-9176-1-git-send-email-josh.wu@atmel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1427955477-9176-1-git-send-email-josh.wu-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Josh Wu , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: Boris Brezillon , Brian Norris , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Alexandre Belloni , Jean-Christophe Plagniol-Villard List-Id: devicetree@vger.kernel.org Le 02/04/2015 08:17, Josh Wu a =E9crit : > commit 111573ccd89b ("mtd: atmel_nand: check NFC busy flag by HSMC_SR > instead of NFC cmd regs") As this commit is not in Linus' tree yet, we can't point to its commit = ID. > check NFC busy by nfc SR instead of NFC cmd regs. So we don't need to > map NFC cmd registers to include NFCBUSY bit. > That means we only need map 0x08000000 instead of 0x10000000 for NFC > cmd regs. >=20 > This patch reduce the NFC cmd regs map for sama5d3 & sama5d4. >=20 > Signed-off-by: Josh Wu Otherwise: Acked-by: Nicolas Ferre I'll modify the commit message to adapt the commit ID and send it when the patch is merged (probably after 4.0-rc1). Thanks, best regards, > --- > This patch is based on linux-next git repo. >=20 > arch/arm/boot/dts/sama5d3.dtsi | 2 +- > arch/arm/boot/dts/sama5d4.dtsi | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) >=20 > diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5= d3.dtsi > index 261311b..5b2c235 100644 > --- a/arch/arm/boot/dts/sama5d3.dtsi > +++ b/arch/arm/boot/dts/sama5d3.dtsi > @@ -1445,7 +1445,7 @@ > #address-cells =3D <1>; > #size-cells =3D <1>; > reg =3D < > - 0x70000000 0x10000000 /* NFC Command Registers */ > + 0x70000000 0x08000000 /* NFC Command Registers */ > 0xffffc000 0x00000070 /* NFC HSMC regs */ > 0x00200000 0x00100000 /* NFC SRAM banks */ > >; > diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5= d4.dtsi > index d986b41..87705ad 100644 > --- a/arch/arm/boot/dts/sama5d4.dtsi > +++ b/arch/arm/boot/dts/sama5d4.dtsi > @@ -294,7 +294,7 @@ > #address-cells =3D <1>; > #size-cells =3D <1>; > reg =3D < > - 0x90000000 0x10000000 /* NFC Command Registers */ > + 0x90000000 0x08000000 /* NFC Command Registers */ > 0xfc05c000 0x00000070 /* NFC HSMC regs */ > 0x00100000 0x00100000 /* NFC SRAM banks */ > >; >=20 --=20 Nicolas Ferre -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html