arch/arm/boot/dts/nvidia/tegra20-tamonten.dtsi
Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra20-tamonten.dtsi
File Facts
- System
- Linux kernel
- Corpus path
arch/arm/boot/dts/nvidia/tegra20-tamonten.dtsi- Extension
.dtsi- Size
- 11655 bytes
- Lines
- 523
- Domain
- Architecture Layer
- Bucket
- arch/arm
- Inferred role
- Architecture Layer: configuration, schema, or hardware description
- Status
- atlas-only
Why This File Exists
CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.
- CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.
Dependency Surface
tegra20.dtsi
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
// SPDX-License-Identifier: GPL-2.0
#include "tegra20.dtsi"
/ {
model = "Avionic Design Tamonten SOM";
compatible = "ad,tamonten", "nvidia,tegra20";
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
reg = <0x00000000 0x20000000>;
};
host1x@50000000 {
hdmi@54280000 {
vdd-supply = <&hdmi_vdd_reg>;
pll-supply = <&hdmi_pll_reg>;
nvidia,ddc-i2c-bus = <&hdmi_ddc>;
nvidia,hpd-gpio = <&gpio TEGRA_GPIO(N, 7)
GPIO_ACTIVE_HIGH>;
};
};
pinmux@70000014 {
pinctrl-names = "default";
pinctrl-0 = <&state_default>;
state_default: pinmux {
ata {
nvidia,pins = "ata";
nvidia,function = "ide";
};
atb {
nvidia,pins = "atb", "gma", "gme";
nvidia,function = "sdio4";
};
atc {
nvidia,pins = "atc";
nvidia,function = "nand";
};
atd {
nvidia,pins = "atd", "ate", "gmb", "gmd", "gpu",
"spia", "spib", "spic";
nvidia,function = "gmi";
};
cdev1 {
nvidia,pins = "cdev1";
nvidia,function = "plla_out";
};
cdev2 {
nvidia,pins = "cdev2";
nvidia,function = "pllp_out4";
};
crtp {
nvidia,pins = "crtp";
nvidia,function = "crt";
};
csus {
nvidia,pins = "csus";
nvidia,function = "vi_sensor_clk";
};
Annotation
- Immediate include surface: `tegra20.dtsi`.
- Atlas domain: Architecture Layer / arch/arm.
- Implementation status: atlas-only.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.