linux-kernel - [PATCH V2 08/10] arm64: dts: tegra: Add Tegra186 support

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Message-ID: <20160705090431.5852-9-josephl@nvidia.com>
Date:	Tue, 5 Jul 2016 17:04:29 +0800
From:	Joseph Lo <josephl@...dia.com>
To:	Stephen Warren <swarren@...dotorg.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Alexandre Courbot <gnurou@...il.com>
CC:	<linux-tegra@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	"Rob Herring" <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	"Peter De Schrijver" <pdeschrijver@...dia.com>,
	Matthew Longnecker <MLongnecker@...dia.com>,
	<devicetree@...r.kernel.org>,
	Jassi Brar <jassisinghbrar@...il.com>,
	<linux-kernel@...r.kernel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Joseph Lo <josephl@...dia.com>
Subject: [PATCH V2 08/10] arm64: dts: tegra: Add Tegra186 support

This adds the initial support of Tegra186 SoC, which can help to bring
up the debug console and initrd for further developing.

Signed-off-by: Joseph Lo <josephl@...dia.com>
---
Changes in V2:
- update the file according the HSP and BPMP binding fix in V2
---
 arch/arm64/boot/dts/nvidia/tegra186.dtsi | 77 ++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 arch/arm64/boot/dts/nvidia/tegra186.dtsi

diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
new file mode 100644
index 000000000000..57badd5de9b4
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -0,0 +1,77 @@
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/mailbox/tegra186-hsp.h>
+
+/ {
+	compatible = "nvidia,tegra186";
+	interrupt-parent = <&gic>;
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	uarta: serial@...00000 {
+		compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart";
+		reg = <0x0 0x03100000 0x0 0x40>;
+		reg-shift = <2>;
+		interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	gic: interrupt-controller@...81000 {
+		compatible = "arm,gic-400";
+		#interrupt-cells = <3>;
+		interrupt-controller;
+		reg = <0x0 0x03881000 0x0 0x1000>,
+		      <0x0 0x03882000 0x0 0x2000>;
+		interrupts = <GIC_PPI 9
+			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+		interrupt-parent = <&gic>;
+	};
+
+	hsp_top0: hsp@...00000 {
+		compatible = "nvidia,tegra186-hsp";
+		reg = <0x0 0x03c00000 0x0 0xa0000>;
+		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "doorbell";
+		#mbox-cells = <1>;
+		status = "disabled";
+	};
+
+	sysram@...00000 {
+		compatible = "nvidia,tegra186-sysram", "mmio-ram";
+		reg = <0x0 0x30000000 0x0 0x4ffff>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0 0x0 0x0 0x30000000 0x0 0x4ffff>;
+
+		cpu_bpmp_tx: bpmp_shmem@...00 {
+			compatible = "nvidia,tegra186-bpmp-shmem";
+			reg = <0x0 0x4e000 0x0 0x1000>;
+		};
+
+		cpu_bpmp_rx: bpmp_shmem@...00 {
+			compatible = "nvidia,tegra186-bpmp-shmem";
+			reg = <0x0 0x4f000 0x0 0x1000>;
+		};
+	};
+
+	bpmp {
+		compatible = "nvidia,tegra186-bpmp";
+		mboxes = <&hsp_top0 HSP_MBOX_ID(DB, HSP_DB_MASTER_BPMP)>;
+		shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>;
+		#clock-cells = <1>;
+		#reset-cells = <1>;
+		status = "disabled";
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts = <GIC_PPI 13
+				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 14
+				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 11
+				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 10
+				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+		interrupt-parent = <&gic>;
+	};
+};
-- 
2.9.0