linux-kernel - [PATCH v5 04/16] ARM: tegra: tamonten: Add PCIe support

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Message-Id: <1374774810-18459-5-git-send-email-thierry.reding@gmail.com>
Date:	Thu, 25 Jul 2013 10:53:18 -0700
From:	Thierry Reding <thierry.reding@...il.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Stephen Warren <swarren@...dotorg.org>
Cc:	Russell King <linux@....linux.org.uk>,
	Jason Cooper <jason@...edaemon.net>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Jay Agarwal <jagarwal@...dia.com>, linux-pci@...r.kernel.org,
	linux-tegra@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v5 04/16] ARM: tegra: tamonten: Add PCIe support

From: Thierry Reding <thierry.reding@...onic-design.de>

Add properties common to all Tamonten-derived boards to the Tamonten
DTSI and add the fixed 1.05 V regulator.

Signed-off-by: Thierry Reding <thierry.reding@...onic-design.de>
Signed-off-by: Thierry Reding <treding@...dia.com>
---
Changes in v2:
- add properties common to all Tamonten boards
- add fixed 1.05 V regulator

 arch/arm/boot/dts/tegra20-tamonten.dtsi | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index c54faae..5ee674b 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -366,7 +366,7 @@
 					regulator-always-on;
 				};
 
-				ldo0 {
+				pci_clk_reg: ldo0 {
 					regulator-name = "vdd_ldo0,vddio_pex_clk";
 					regulator-min-microvolt = <3300000>;
 					regulator-max-microvolt = <3300000>;
@@ -467,6 +467,11 @@
 		nvidia,sys-clock-req-active-high;
 	};
 
+	pcie-controller {
+		pex-clk-supply = <&pci_clk_reg>;
+		vdd-supply = <&pci_vdd_reg>;
+	};
+
 	usb@...08000 {
 		status = "okay";
 	};
@@ -509,5 +514,15 @@
 			regulator-max-microvolt = <5000000>;
 			regulator-always-on;
 		};
+
+		pci_vdd_reg: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "vdd_1v05";
+			regulator-min-microvolt = <1050000>;
+			regulator-max-microvolt = <1050000>;
+			gpio = <&pmic 2 0>;
+			enable-active-high;
+		};
 	};
 };
-- 
1.8.1.5

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