From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932354AbdJ0PK3 (ORCPT ); Fri, 27 Oct 2017 11:10:29 -0400 Received: from hermes.aosc.io ([199.195.250.187]:51495 "EHLO hermes.aosc.io" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932327AbdJ0PKZ (ORCPT ); Fri, 27 Oct 2017 11:10:25 -0400 From: Icenowy Zheng To: Maxime Ripard , Chen-Yu Tsai , Rob Herring Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, Icenowy Zheng Subject: [PATCH v2 09/10] arm64: allwinner: a64: add DE2 CCU for A64 SoC Date: Fri, 27 Oct 2017 23:06:57 +0800 Message-Id: <20171027150658.18509-10-icenowy@aosc.io> In-Reply-To: <20171027150658.18509-1-icenowy@aosc.io> References: <20171027150658.18509-1-icenowy@aosc.io> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The A64 SoC features a DE2 CCU like the one in H5, but needs to claim a section of SRAM (SRAM C) to be accessed. Adds the device tree nodes for the SRAM controller and the DE2 CCU. Signed-off-by: Icenowy Zheng --- arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 34 +++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 062040ec2fed..03a46da0f0fa 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -130,6 +130,40 @@ #size-cells = <1>; ranges; + display_clocks: clock@1000000 { + compatible = "allwinner,sun50i-a64-de2-clk"; + reg = <0x01000000 0x100000>; + clocks = <&ccu CLK_DE>, + <&ccu CLK_BUS_DE>; + clock-names = "mod", + "bus"; + resets = <&ccu RST_BUS_DE>; + allwinner,sram = <&de2_sram>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + + sram-controller@1c00000 { + compatible = "allwinner,sun50i-a64-sram-controller"; + reg = <0x01c00000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + sram_c: sram@18000 { + compatible = "mmio-sram"; + reg = <0x00018000 0x28000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x00018000 0x28000>; + + de2_sram: sram-section@0 { + compatible = "allwinner,sun50i-a64-sram-c"; + reg = <0x0000 0x28000>; + }; + }; + }; + syscon: syscon@1c00000 { compatible = "allwinner,sun50i-a64-system-controller", "syscon"; -- 2.13.6