From: Alexandre Belloni Date: Tue, 13 Jan 2015 18:12:24 +0000 (+0100) Subject: ARM: at91/dt: add SRAM nodes X-Git-Tag: fixes-v4.0-rc1~86^2~33^2~9 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f04660e48b201b3ca3f3fbdfbd57f11e68a50600;p=pandora-kernel.git ARM: at91/dt: add SRAM nodes Add nodes for the SRAM available on atmel SoCs For the at91sam9260 and the at91sam9g20, address mirroring is used to create a single contiguous SRAM range instead of declaring two separate banks. Also remove leftover TODOs in the sam9g45 file Signed-off-by: Alexandre Belloni Acked-by: Boris Brezillon [nicolas.ferre@atmel.com: correct at91sam9rl sram size => 0x10000] Signed-off-by: Nicolas Ferre --- diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi index f449a864b81e..21c2b504f977 100644 --- a/arch/arm/boot/dts/at91rm9200.dtsi +++ b/arch/arm/boot/dts/at91rm9200.dtsi @@ -66,6 +66,11 @@ }; }; + sram: sram@00200000 { + compatible = "mmio-sram"; + reg = <0x00200000 0x4000>; + }; + ahb { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi index dd1313cbc314..fff0ee69aab4 100644 --- a/arch/arm/boot/dts/at91sam9260.dtsi +++ b/arch/arm/boot/dts/at91sam9260.dtsi @@ -69,6 +69,11 @@ }; }; + sram0: sram@002ff000 { + compatible = "mmio-sram"; + reg = <0x002ff000 0x2000>; + }; + ahb { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi index cdb9ed612109..e247b0b5fdab 100644 --- a/arch/arm/boot/dts/at91sam9261.dtsi +++ b/arch/arm/boot/dts/at91sam9261.dtsi @@ -60,6 +60,11 @@ }; }; + sram: sram@00300000 { + compatible = "mmio-sram"; + reg = <0x00300000 0x28000>; + }; + ahb { compatible = "simple-bus"; #address-cells = <1>; Reading git-diff-tree failed