linux-kernel - [PATCH 2/2] arm64: dts: apple: t8103: Add ANS2 NVMe nodes

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Message-Id: <20220602174213.2737-2-sven@svenpeter.dev>
Date:   Thu,  2 Jun 2022 19:42:13 +0200
From:   Sven Peter <sven@...npeter.dev>
To:     Hector Martin <marcan@...can.st>, Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] arm64: dts: apple: t8103: Add ANS2 NVMe nodes

This allows to use the internal disks attatched via NVMe.

Signed-off-by: Sven Peter <sven@...npeter.dev>
---
 arch/arm64/boot/dts/apple/t8103.dtsi | 34 ++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index 9f8f4145db88..51a63b29d404 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -378,6 +378,40 @@ pinctrl_aop: pinctrl@...820000 {
 				     <AIC_IRQ 274 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		ans_mbox: mbox@...408000 {
+			compatible = "apple,t8103-asc-mailbox", "apple,asc-mailbox-v4";
+			reg = <0x2 0x77408000 0x0 0x4000>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 583 IRQ_TYPE_LEVEL_HIGH>,
+				<AIC_IRQ 584 IRQ_TYPE_LEVEL_HIGH>,
+				<AIC_IRQ 585 IRQ_TYPE_LEVEL_HIGH>,
+				<AIC_IRQ 586 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "send-empty", "send-not-empty",
+				"recv-empty", "recv-not-empty";
+			#mbox-cells = <0>;
+			power-domains = <&ps_ans2>;
+		};
+
+		sart: iommu@...c50000 {
+			compatible = "apple,t8103-sart";
+			reg = <0x2 0x7bc50000 0x0 0x10000>;
+			power-domains = <&ps_ans2>;
+		};
+
+		nvme@...cc0000 {
+			compatible = "apple,t8103-nvme-ans2", "apple,nvme-ans2";
+			reg = <0x2 0x7bcc0000 0x0 0x40000>,
+				<0x2 0x77400000 0x0 0x4000>;
+			reg-names = "nvme", "ans";
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 590 IRQ_TYPE_LEVEL_HIGH>;
+			mboxes = <&ans_mbox>;
+			apple,sart = <&sart>;
+			power-domains = <&ps_ans2>, <&ps_apcie_st>;
+			power-domain-names = "ans", "apcie0";
+			resets = <&ps_ans2>;
+		};
+
 		pcie0_dart_0: dart@...008000 {
 			compatible = "apple,t8103-dart";
 			reg = <0x6 0x81008000 0x0 0x4000>;
-- 
2.25.1