From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Kocialkowski Subject: [PATCH v5 12/22] ARM: sun7i-a20: Add support for the C1 SRAM region with the SRAM controller Date: Tue, 10 Jul 2018 10:01:04 +0200 Message-ID: <20180710080114.31469-13-paul.kocialkowski@bootlin.com> References: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> Reply-To: paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <20180710080114.31469-1-paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Mauro Carvalho Chehab , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Paul Kocialkowski , Marco Franchi , Icenowy Zheng , Hans Verkuil , Keiichi Watanabe , Jonathan Corbet , Smitha T Murthy , Tom Saeger , Andrzej Hajda , "David S . Miller" , Greg Kroah-Hartman , Andrew Morton , Randy Dunlap , Arnd Bergmann , Geert Uytterhoeven , Laurent Pinchart , Jacob Chen List-Id: devicetree@vger.kernel.org From: Maxime Ripard This adds support for the C1 SRAM region (to be used with the SRAM controller driver) for the A20 platform. The region is shared between the Video Engine and the CPU. Signed-off-by: Maxime Ripard Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun7i-a20.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 59abb623b249..38999d791cb5 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -276,6 +276,20 @@ status = "disabled"; }; }; + + sram_c: sram@1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0x80000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0x80000>; + + ve_sram: sram-section@0 { + compatible = "allwinner,sun7i-a20-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; }; nmi_intc: interrupt-controller@1c00030 { -- 2.17.1