Patchwork [v5,06/16] ARM: tegra: harmony: Initialize PCIe from DT

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Submitter Thierry Reding
Date July 25, 2013, 5:53 p.m.
Message ID <1374774810-18459-7-git-send-email-thierry.reding@gmail.com>
Download mbox | patch
Permalink /patch/261849/
State Superseded, archived
Headers show

Comments

Thierry Reding - July 25, 2013, 5:53 p.m.
From: Thierry Reding <thierry.reding@avionic-design.de>

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@avionic-design.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 arch/arm/boot/dts/tegra20-harmony.dts | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

Patch

diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index d9f89cd..8724dc7 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -335,7 +335,7 @@ 
 					regulator-always-on;
 				};
 
-				ldo0 {
+				pci_clk_reg: ldo0 {
 					regulator-name = "vdd_ldo0,vddio_pex_clk";
 					regulator-min-microvolt = <3300000>;
 					regulator-max-microvolt = <3300000>;
@@ -425,6 +425,20 @@ 
 		nvidia,sys-clock-req-active-high;
 	};
 
+	pcie-controller {
+		pex-clk-supply = <&pci_clk_reg>;
+		vdd-supply = <&pci_vdd_reg>;
+		status = "okay";
+
+		pci@1,0 {
+			status = "okay";
+		};
+
+		pci@2,0 {
+			status = "okay";
+		};
+	};
+
 	usb@c5000000 {
 		status = "okay";
 	};
@@ -643,7 +657,7 @@ 
 			enable-active-high;
 		};
 
-		regulator@3 {
+		pci_vdd_reg: regulator@3 {
 			compatible = "regulator-fixed";
 			reg = <3>;
 			regulator-name = "vdd_1v05";
@@ -651,8 +665,6 @@ 
 			regulator-max-microvolt = <1050000>;
 			gpio = <&pmic 2 GPIO_ACTIVE_HIGH>;
 			enable-active-high;
-			/* Hack until board-harmony-pcie.c is removed */
-			status = "disabled";
 		};
 
 		regulator@4 {