From mboxrd@z Thu Jan 1 00:00:00 1970 From: anup.patel@broadcom.com (Anup Patel) Date: Fri, 2 Oct 2015 23:24:19 +0530 Subject: [PATCH 2/6] arm64: dts: Add SMMU DT node for NS2 In-Reply-To: <1443808463-21120-1-git-send-email-anup.patel@broadcom.com> References: <1443808463-21120-1-git-send-email-anup.patel@broadcom.com> Message-ID: <1443808463-21120-3-git-send-email-anup.patel@broadcom.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The SMMU-500 driver is already available in Linux kernel. Let's enable it for NS2 in DT. This patch keeps mmu-masters attribute empty so that driver patches can later extend this attribute when adding device DT nodes. Signed-off-by: Anup Patel Reviewed-by: Ray Jui Reviewed-by: Scott Branden --- arch/arm64/boot/dts/broadcom/ns2.dtsi | 41 +++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi index f759175..c5d90e4 100644 --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi @@ -103,6 +103,47 @@ #size-cells = <1>; ranges = <0 0 0 0xffffffff>; + smmu: mmu at 64000000 { + compatible = "arm,mmu-500"; + reg = <0x64000000 0x40000>; + #global-interrupts = <2>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + mmu-masters; + }; + gic: interrupt-controller at 65210000 { compatible = "arm,gic-400"; #interrupt-cells = <3>; -- 1.9.1