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arm64: tegra: Add Tegra186 support 

This adds the initial support of Tegra186 SoC. It provides enough to
enable the serial console and boot from an initial ramdisk.

Signed-off-by: Joseph Lo <josephl@nvidia.com>
[treding@nvidia.com: remove leading 0 from unit-addresses]
[treding@nvidia.com: remove unused nvidia,bpmp property]
Signed-off-by: Thierry Reding <treding@nvidia.com>
hifive-unleashed-5.1
Joseph Lo 2016-07-05 17:04:29 +08:00 committed by Thierry Reding
parent 1001354ca3
commit 39cb62cb89
1 changed files with 87 additions and 0 deletions
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87
arch/arm64/boot/dts/nvidia/tegra186.dtsi 100644
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@ -0,0 +1,87 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "nvidia,tegra186";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
uarta: serial@3100000 {
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@3881000 {
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@3c00000 {
compatible = "nvidia,tegra186-hsp";
reg = <0x0 0x03c00000 0x0 0xa0000>;
interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "doorbell";
#mbox-cells = <2>;
status = "disabled";
};
sysram@30000000 {
compatible = "nvidia,tegra186-sysram", "mmio-sram";
reg = <0x0 0x30000000 0x0 0x50000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0 0x0 0x0 0x30000000 0x0 0x50000>;
cpu_bpmp_tx: shmem@4e000 {
compatible = "nvidia,tegra186-bpmp-shmem";
reg = <0x0 0x4e000 0x0 0x1000>;
label = "cpu-bpmp-tx";
pool;
};
cpu_bpmp_rx: shmem@4f000 {
compatible = "nvidia,tegra186-bpmp-shmem";
reg = <0x0 0x4f000 0x0 0x1000>;
label = "cpu-bpmp-rx";
pool;
};
};
bpmp: bpmp {
compatible = "nvidia,tegra186-bpmp";
mboxes = <&hsp_top0 0 19>;
shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>;
#clock-cells = <1>;
#reset-cells = <1>;
bpmp_i2c: i2c {
compatible = "nvidia,tegra186-bpmp-i2c";
nvidia,bpmp-bus-id = <5>;
#address-cells = <1>;
#size-cells = <0>;
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>;
};
};