From 52dedf079c2fa014fb0e0406d7cf805c96df55e9 Mon Sep 17 00:00:00 2001
From: Aaron Kling <webgeek1234@gmail.com>
Date: Fri, 9 May 2025 01:24:23 -0500
Subject: [PATCH] arm64: tegra: Add Tegra210B01 support

Also known as Tegra X1+, the Tegra210B01 has higher CPU and GPU clocks
than the original Tegra210.

Add a SoC-level device tree file that describes most of the hardware
available on the SoC. This is derived from the Tegra210 dtsi, as they
share a lot.

Co-authored-by: Thomas Makin <halorocker89@gmail.com>
Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
---
 arch/arm64/boot/dts/nvidia/tegra210b01.dtsi | 116 ++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 arch/arm64/boot/dts/nvidia/tegra210b01.dtsi

diff --git a/arch/arm64/boot/dts/nvidia/tegra210b01.dtsi b/arch/arm64/boot/dts/nvidia/tegra210b01.dtsi
new file mode 100644
index 000000000000..07755307dc07
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra210b01.dtsi
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "tegra210.dtsi"
+
+/ {
+	compatible = "nvidia,tegra210b01", "nvidia,tegra210";
+
+	pcie@1003000 {
+		compatible = "nvidia,tegra210b01-pcie";
+	};
+
+	host1x@50000000 {
+		/delete-node/ sor@54540000;
+		/delete-node/ dpaux@545c0000;
+		/delete-node/ vi@54080000;
+		/delete-node/ i2c@546c0000;
+
+		dc@54200000 {
+			nvidia,outputs = <&dsia &dsib &sor1>;
+		};
+
+		dc@54240000 {
+			nvidia,outputs = <&dsia &dsib &sor1>;
+		};
+
+		dsi@54300000 {
+			compatible = "nvidia,tegra210b01-dsi";
+		};
+
+		dsi@54400000 {
+			compatible = "nvidia,tegra210b01-dsi";
+		};
+	};
+
+	clock@60006000 {
+		compatible = "nvidia,tegra210b01-car";
+	};
+
+	i2c@7000d100 {
+		/delete-property/ pinctrl-0;
+		/delete-property/ pinctrl-1;
+		/delete-property/ pinctrl-names;
+	};
+
+	mmc@700b0000 {
+		nvidia,default-tap = <0xb>;
+		nvidia,default-trim = <0xe>;
+	};
+
+	mmc@700b0200 {
+		nvidia,default-tap = <0x8>;
+		nvidia,default-trim = <0xd>;
+	};
+
+	mmc@700b0400 {
+		nvidia,default-tap = <0xb>;
+		nvidia,default-trim = <0x12>;
+	};
+
+	mmc@700b0600 {
+		nvidia,default-tap = <0x9>;
+		nvidia,default-trim = <0xd>;
+
+		assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>,
+			 <&tegra_car TEGRA210_CLK_PLL_C4_OUT2>;
+		assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT2>;
+	};
+
+	pmc@7000e400 {
+		compatible = "nvidia,tegra210b01-pmc";
+
+		powergates {
+			/delete-node/ venc;
+		};
+	};
+
+	external-memory-controller@7001b000 {
+		compatible = "nvidia,tegra210b01-emc";
+
+		clocks = <&bpmp 0>;
+		clock-names = "emc";
+
+		nvidia,bpmp = <&bpmp>;
+		/delete-property/ operating-points-v2;
+	};
+
+	bpmp@70016000 {
+		status = "okay";
+	};
+
+	usb@70090000 {
+		compatible = "nvidia,tegra210b01-xusb";
+	};
+
+	padctl@7009f000 {
+		compatible = "nvidia,tegra210b01-xusb-padctl";
+	};
+
+	usb@700d0000 {
+		compatible = "nvidia,tegra210b01-xudc";
+	};
+
+	thermal-sensor@700e2000 {
+		compatible = "nvidia,tegra210b01-soctherm";
+
+		throttle-cfgs {
+			heavy {
+				nvidia,cpu-throt-percent = <0>;
+				nvidia,gpu-throt-level = <TEGRA_SOCTHERM_THROT_LEVEL_NONE>;
+			};
+		};
+	};
+
+	clock@70110000 {
+		compatible = "nvidia,tegra210b01-dfll";
+	};
+};