From mboxrd@z Thu Jan 1 00:00:00 1970 From: paul.kocialkowski@bootlin.com (Paul Kocialkowski) Date: Tue, 10 Jul 2018 10:01:04 +0200 Subject: [PATCH v5 12/22] ARM: sun7i-a20: Add support for the C1 SRAM region with the SRAM controller In-Reply-To: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> References: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> Message-ID: <20180710080114.31469-13-paul.kocialkowski@bootlin.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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 at 1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0x80000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0x80000>; + + ve_sram: sram-section at 0 { + compatible = "allwinner,sun7i-a20-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; }; nmi_intc: interrupt-controller at 1c00030 { -- 2.17.1