Add NVIDIA Tegra186 P3310 main board support, which is a chip module
with DRAM, nonvolatile storage, WiFi, ethernet and PMIC chips on it. It
also needs an IO board and hooks on it to represent as an application
platform.

Signed-off-by: Joseph Lo <jose...@nvidia.com>
---
Changes in V2:
- update according to the binding fix in V2
---
 arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 34 ++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi

diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi 
b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
new file mode 100644
index 000000000000..f5238866d321
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -0,0 +1,34 @@
+#include "tegra186.dtsi"
+
+/ {
+       model = "NVIDIA Tegra186 P3310 main Board";
+       compatible = "nvidia,p3301", "nvidia,tegra186";
+
+       aliases {
+               serial0 = &uarta;
+       };
+
+       chosen {
+               bootargs = "earlycon console=ttyS0,115200n8";
+               stdout-path = "serial0:115200n8";
+       };
+
+       memory {
+               device_type = "memory";
+               reg = <0x0 0x80000000 0x2 0x00000000>;
+       };
+
+       serial@03100000 {
+               // HACK: before clk driver ready
+               clock-frequency = <408000000>;
+               status = "okay";
+       };
+
+       hsp@03c00000 {
+               status = "okay";
+       };
+
+       bpmp {
+               status = "okay";
+       };
+};
-- 
2.9.0

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