reServer AGX Orn: apply pcie config

Seeed-Studio · Mar 29, 2024 · be14334 · be14334
1 parent 95fc51c
commit be14334
Showing 1 changed file with 28 additions and 10 deletions.
diff --git a/overlays/agx-orin/agx-orin-seeed-reserver.dts b/overlays/agx-orin/agx-orin-seeed-reserver.dts
@@ -147,6 +147,7 @@
  fragment@6{
  target = <&p3737_avdd_cam_2v8>;
  __overlay__ {
+ //gpio = <&gpio_xten 14 1>;
  status = "disabled";
  };
  };
@@ -293,12 +294,11 @@
  linux,default-trigger = "cpu0";
  default-state = "off";
  };
- };
-
- //remove PEE.04
- gpio-keys {
- power_key {
- status = "disabled";
+ //remove PEE.04
+ gpio-keys {
+ power_key {
+ status = "disabled";
+ };
  };
  };
  };
@@ -394,19 +394,37 @@
  fragment@17{
  target = <&p3737_vdd_3v3_sd>;
  __overlay__ {
- status = "disabled";
+  status = "disabled";
  };
  };
 
  //remove fixed-regulators/regulator@114, release PA.01
  fragment@18{
  target = <&p3737_vdd_12v_pcie>;
  __overlay__ {
- status = "disabled";
+ gpio = <&gpio_xten 14 1>; 
+ status = "okay";
  };
  };
 
-};
-
 
+ /* PCIe changes for >= P3737-A04 revision. */
+ fragment@20 {
+ target-path = "/";
+ __overlay__ {
+ pcie_ep@141a0000 {
+ nvidia,refclk-select-gpios = <&tegra_main_gpio
+ TEGRA234_MAIN_GPIO(Q, 1)
+ GPIO_ACTIVE_HIGH>;
+ };
+
+ fixed-regulators {
+ regulator@105 {
+ gpio = <&gpio_xten 5 0>;
+ };
+ };
+ };
+ };
 
+};
+