From: Thierry Reding <treding@xxxxxxxxxx>
Add support for the combination of the NVIDIA Jetson Orin NX (P3767)
module and the P3768 carrier board.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
Changes in v2:
- fix system EEPROM I2C address
- enable HDA because why not
arch/arm64/boot/dts/nvidia/Makefile | 1 +
.../nvidia/tegra234-p3768-0000+p3767-0000.dts | 133 ++++++++++++++++++
.../boot/dts/nvidia/tegra234-p3768-0000.dtsi | 133 ++++++++++++++++++
3 files changed, 267 insertions(+)
create mode 100644 arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
create mode 100644 arch/arm64/boot/dts/nvidia/tegra234-p3768-0000.dtsi
diff --git a/arch/arm64/boot/dts/nvidia/Makefile b/arch/arm64/boot/dts/nvidia/Makefile
index bc34c9d8846a..602dc1b434ff 100644
--- a/arch/arm64/boot/dts/nvidia/Makefile
+++ b/arch/arm64/boot/dts/nvidia/Makefile
@@ -24,3 +24,4 @@ dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p3509-0000+p3668-0000.dtb
dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p3509-0000+p3668-0001.dtb
dtb-$(CONFIG_ARCH_TEGRA_234_SOC) += tegra234-sim-vdk.dtb
dtb-$(CONFIG_ARCH_TEGRA_234_SOC) += tegra234-p3737-0000+p3701-0000.dtb
+dtb-$(CONFIG_ARCH_TEGRA_234_SOC) += tegra234-p3768-0000+p3767-0000.dtb
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
new file mode 100644
index 000000000000..76f3fdd7a387
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/input/gpio-keys.h>
+
+#include "tegra234-p3767-0000.dtsi"
+#include "tegra234-p3768-0000.dtsi"
+
+/ {
+ compatible = "nvidia,p3768-0000+p3767-0000", "nvidia,p3767-0000", "nvidia,tegra234";
+
+ aliases {
+ serial0 = &tcu;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ bus@0 {
+ serial@31d0000 {
+ current-speed = <115200>;
+ status = "okay";
+ };
+
+ pwm@32a0000 {
+ assigned-clocks = <&bpmp TEGRA234_CLK_PWM3>;
+ assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
+ status = "okay";
+ };
+
+ hda@3510000 {
+ nvidia,model = "NVIDIA Jetson Orin NX HDA";
+ status = "okay";
+ };
+
+ padctl@3520000 {
+ status = "okay";
+ };
+
+ /* C1 - M.2 Key-E */
+ pcie@14100000 {
+ status = "okay";
+
+ vddio-pex-ctl-supply = <&vdd_1v8_ao>;
+
+ phys = <&p2u_hsio_3>;
+ phy-names = "p2u-0";
+ };
+
+ /* C4 - M.2 Key-M */
+ pcie@14160000 {
+ status = "okay";
+
+ vddio-pex-ctl-supply = <&vdd_1v8_ao>;
+
+ phys = <&p2u_hsio_4>, <&p2u_hsio_5>, <&p2u_hsio_6>,
+ <&p2u_hsio_7>;
+ phy-names = "p2u-0", "p2u-1", "p2u-2", "p2u-3";
+ };
+
+ /* C8 - Ethernet */
+ pcie@140a0000 {
+ status = "okay";
+
+ num-lanes = <2>;
+
+ phys = <&p2u_gbe_2>, <&p2u_gbe_3>;
+ phy-names = "p2u-0", "p2u-1";
+
+ vddio-pex-ctl-supply = <&vdd_1v8_ao>;
+ vpcie3v3-supply = <&vdd_3v3_pcie>;
+ };
+
+ /* C7 - M.2 Key-M */
+ pcie@141e0000 {
+ status = "okay";
+
+ vddio-pex-ctl-supply = <&vdd_1v8_ao>;
+
+ phys = <&p2u_gbe_0>, <&p2u_gbe_1>;
+ phy-names = "p2u-0", "p2u-1";
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ key-force-recovery {
+ label = "Force Recovery";
+ gpios = <&gpio TEGRA234_MAIN_GPIO(G, 0) GPIO_ACTIVE_LOW>;
+ linux,input-type = <EV_KEY>;
+ linux,code = <BTN_1>;
+ };
+
+ key-power {
+ label = "Power";
+ gpios = <&gpio_aon TEGRA234_AON_GPIO(EE, 4) GPIO_ACTIVE_LOW>;
+ linux,input-type = <EV_KEY>;
+ linux,code = <KEY_POWER>;
+ wakeup-event-action = <EV_ACT_ASSERTED>;
+ wakeup-source;
+ };
+
+ key-suspend {
+ label = "Suspend";
+ gpios = <&gpio TEGRA234_MAIN_GPIO(G, 2) GPIO_ACTIVE_LOW>;
+ linux,input-type = <EV_KEY>;
+ linux,code = <KEY_SLEEP>;
+ };
+ };
+
+ fan: pwm-fan {
+ compatible = "pwm-fan";
+ pwms = <&pwm3 0 45334>;
+ cooling-levels = <0 95 178 255>;
+ #cooling-cells = <2>;
+ };
+
+ vdd_3v3_pcie: regulator-vdd-3v3-pcie {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_3V3_PCIE";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio_aon TEGRA234_AON_GPIO(AA, 5) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ serial {
+ status = "okay";
+ };
+};
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000.dtsi
new file mode 100644
index 000000000000..533052426668
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000.dtsi
@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ compatible = "nvidia,p3768-0000";
+
+ bus@0 {
+ i2c@3160000 {
+ status = "okay";
+
+ eeprom@57 {
+ compatible = "atmel,24c02";
+ reg = <0x57>;
+
+ label = "system";
+ vcc-supply = <&vdd_1v8_sys>;
+ address-width = <8>;
+ pagesize = <8>;
+ size = <256>;
+ read-only;
+ };
+ };
+
+ padctl@3520000 {
+ pads {
+ usb2 {
+ lanes {
+ usb2-0 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb2-1 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb2-2 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+ };
+ };
+
+ usb3 {
+ lanes {
+ usb3-0 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+
+ usb3-1 {
+ nvidia,function = "xusb";
+ status = "okay";
+ };
+ };
+ };
+ };
+
+ ports {
+ /* recovery port */
+ usb2-0 {
+ mode = "otg";
+ vbus-supply = <&vdd_5v0_sys>;
+ status = "okay";
+ usb-role-switch;
+ };
+
+ /* hub */
+ usb2-1 {
+ mode = "host";
+ vbus-supply = <&vdd_1v1_hub>;
+ status = "okay";
+ };
+
+ /* M.2 Key-E */
+ usb2-2 {
+ mode = "host";
+ vbus-supply = <&vdd_5v0_sys>;
+ status = "okay";
+ };
+
+ /* hub */
+ usb3-0 {
+ nvidia,usb2-companion = <1>;
+ status = "okay";
+ };
+
+ /* J5 */
+ usb3-1 {
+ nvidia,usb2-companion = <0>;
+ status = "okay";
+ };
+ };
+ };
+
+ usb@3550000 {
+ status = "okay";
+
+ phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>,
+ <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-1}>;
+ phy-names = "usb2-0", "usb3-1";
+ };
+
+ usb@3610000 {
+ status = "okay";
+
+ phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>,
+ <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>,
+ <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-2}>,
+ <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-0}>,
+ <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-1}>;
+ phy-names = "usb2-0", "usb2-1", "usb2-2", "usb3-0",
+ "usb3-1";
+ };
+ };
+
+ vdd_1v8_sys: regulator-vdd-1v8-sys {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_1V8_SYS";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ vdd_1v1_hub: regulator-vdd-1v1-hub {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_AV10_HUB";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ vin-supply = <&vdd_5v0_sys>;
+ regulator-always-on;
+ };
+};
--
2.40.0
