From mboxrd@z Thu Jan 1 00:00:00 1970 From: paul.kocialkowski@bootlin.com (Paul Kocialkowski) Date: Tue, 10 Jul 2018 10:01:05 +0200 Subject: [PATCH v5 13/22] ARM: sun8i-a23-a33: Add SRAM controller node and C1 SRAM region In-Reply-To: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> References: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> Message-ID: <20180710080114.31469-14-paul.kocialkowski@bootlin.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Maxime Ripard This adds a SRAM controller node for the A23 and A33, with support for the C1 SRAM region that is shared between the Video Engine and the CPU. Signed-off-by: Maxime Ripard Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun8i-a23-a33.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi index 44f3cad3de75..ad2dd62205d6 100644 --- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi +++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi @@ -124,6 +124,29 @@ #size-cells = <1>; ranges; + system-control at 1c00000 { + compatible = "allwinner,sun8i-a23-system-control", + "allwinner,sun4i-a10-system-control"; + reg = <0x01c00000 0x30>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + 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,sun8i-a23-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; + }; + dma: dma-controller at 1c02000 { compatible = "allwinner,sun8i-a23-dma"; reg = <0x01c02000 0x1000>; -- 2.17.1