From: Phil Edworthy <phil.edworthy@renesas.com>
Date: Fri, 13 Jun 2014 09:37:19 +0000 (+0100)
Subject: ARM: shmobile: r8a7791: Add default PCIe bus clock
X-Git-Tag: firefly_0821_release~176^2~3445^2~31^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=66c405e72bf332e59ab29461e33a4e94cb8bdd7a;p=firefly-linux-kernel-4.4.55.git

ARM: shmobile: r8a7791: Add default PCIe bus clock

This patch adds a default PCIe bus clock node.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
[horms+renesas@verge.net.au: resolved conflict]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---

diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index a15bf7af63e4..7f7eda7f2e23 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -555,6 +555,15 @@
 			clock-output-names = "audio_clk_c";
 		};
 
+		/* External PCIe clock - can be overridden by the board */
+		pcie_bus_clk: pcie_bus_clk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <100000000>;
+			clock-output-names = "pcie_bus";
+			status = "disabled";
+		};
+
 		/* Special CPG clocks */
 		cpg_clocks: cpg_clocks@e6150000 {
 			compatible = "renesas,r8a7791-cpg-clocks",