From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Kocialkowski Subject: [PATCH 1/2] ARM: dts: sun4i: Add support for the C1 SRAM region with the SRAM controller Date: Fri, 18 Jan 2019 15:57:29 +0100 Message-ID: <20190118145730.22227-1-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 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Cc: Maxime Ripard , Chen-Yu Tsai , Thomas Petazzoni , Paul Kocialkowski List-Id: devicetree@vger.kernel.org This adds support for the C1 SRAM region (to be used with the SRAM controller driver) for the A10 platform. The region is shared between the Video Engine and the CPU. Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun4i-a10.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index a2fb473cbb9d..c3a74024ca0f 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -229,6 +229,19 @@ status = "disabled"; }; }; + + sram_c: sram@1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0xd0000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0xd0000>; + + ve_sram: sram-section@0 { + compatible = "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; }; dma: dma-controller@1c02000 { -- 2.20.1