From: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
With the device tree support in place, probe the PCIe controller from
the device tree and remove the corresponding workaround in the board
file.
Signed-off-by: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
Changes in v2:
- add missing dummy regulator nodes by Stephen Warren
- rename port 0 DT node and disable unused port 1
arch/arm/boot/dts/tegra20-trimslice.dts | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts
index ed4b901..9f1b237 100644
--- a/arch/arm/boot/dts/tegra20-trimslice.dts
+++ b/arch/arm/boot/dts/tegra20-trimslice.dts
@@ -310,6 +310,16 @@
nvidia,sys-clock-req-active-high;
};
+ pcie-controller {
+ status = "okay";
+ pex-clk-supply = <&pci_clk_reg>;
+ vdd-supply = <&pci_vdd_reg>;
+
+ pci@1,0 {
+ status = "okay";
+ };
+ };
+
usb@c5000000 {
status = "okay";
nvidia,vbus-gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
@@ -413,6 +423,24 @@
enable-active-high;
gpio = <&gpio 170 0>; /* PV2 */
};
+
+ pci_clk_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "pci_clk";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ pci_vdd_reg: regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "pci_vdd";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ };
};
sound {
--
1.8.1.5
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