From mboxrd@z Thu Jan 1 00:00:00 1970 From: paul.kocialkowski@bootlin.com (Paul Kocialkowski) Date: Mon, 7 May 2018 14:44:53 +0200 Subject: [PATCH v3 07/14] ARM: sun8i-a33: Add SRAM controller node and C1 SRAM region In-Reply-To: <20180507124500.20434-1-paul.kocialkowski@bootlin.com> References: <20180507124500.20434-1-paul.kocialkowski@bootlin.com> Message-ID: <20180507124500.20434-8-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 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-a33.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-a33.dtsi b/arch/arm/boot/dts/sun8i-a33.dtsi index a21f2ed07a52..97a976b3b1ef 100644 --- a/arch/arm/boot/dts/sun8i-a33.dtsi +++ b/arch/arm/boot/dts/sun8i-a33.dtsi @@ -204,6 +204,28 @@ }; soc at 1c00000 { + sram-controller at 1c00000 { + compatible = "allwinner,sun8i-a33-sram-controller"; + reg = <0x01c00000 0x30>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + sram_c: sram at 1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0xd00000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0xd00000>; + + ve_sram: sram-section at 0 { + compatible = "allwinner,sun8i-a33-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; + }; + tcon0: lcd-controller at 1c0c000 { compatible = "allwinner,sun8i-a33-tcon"; reg = <0x01c0c000 0x1000>; -- 2.16.3