From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Subject: [PATCH v3 06/14] ARM: sun7i-a20: Add support for the C1 SRAM region with the SRAM controller
Date: Mon,  7 May 2018 14:44:52 +0200
Message-ID: <20180507124500.20434-7-paul.kocialkowski@bootlin.com>
References: <20180507124500.20434-1-paul.kocialkowski@bootlin.com>
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Cc: Mauro Carvalho Chehab <mchehab@kernel.org>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Maxime Ripard <maxime.ripard@bootlin.com>, Chen-Yu Tsai <wens@csie.org>, Paul Kocialkowski <paul.kocialkowski@bootlin.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "David S . Miller" <davem@davemloft.net>, Andrew Morton <akpm@linux-foundation.org>, Linus Walleij <linus.walleij@linaro.org>, Randy Dunlap <rdunlap@infradead.org>, Hans Verkuil <hans.verkuil@cisco.com>, Arnd Bergmann <arnd@arndb.de>, Stanimir Varbanov <stanimir.varbanov@linaro.org>, Sakari Ailus <sakari.ailus@linux.intel.com>, Philipp Zabel <p.zabel@pengutronix.de>, Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>, Yannick Fertre <yannick.fertre@st.co>
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From: Maxime Ripard <maxime.ripard@bootlin.com>

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 <maxime.ripard@bootlin.com>
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
---
 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 b179e05408e4..9bb6c35fb850 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -273,6 +273,20 @@
 					status = "disabled";
 				};
 			};
+
+			sram_c: sram@1d00000 {
+				compatible = "mmio-sram";
+				reg = <0x01d00000 0xd00000>;
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x01d00000 0xd00000>;
+
+				ve_sram: sram-section@0 {
+					compatible = "allwinner,sun7i-a20-sram-c1",
+						     "allwinner,sun4i-a10-sram-c1";
+					reg = <0x000000 0x80000>;
+				};
+			};
 		};
 
 		nmi_intc: interrupt-controller@1c00030 {
-- 
2.16.3