From: Michal Simek <michal.simek@xilinx.com>
Date: Thu, 26 Nov 2015 14:02:01 +0000 (+0100)
Subject: ARM64: zcu102: GT selection via DT
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c965b3f6949df2855613cfc720077c5b85a27d4e;p=thirdparty%2Fu-boot.git

ARM64: zcu102: GT selection via DT

Use gpio hogs to select GT muxes based on HW design.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

diff --git a/arch/arm/dts/zynqmp-zcu102.dts b/arch/arm/dts/zynqmp-zcu102.dts
index 3bb291c3b77..afb840d7d20 100644
--- a/arch/arm/dts/zynqmp-zcu102.dts
+++ b/arch/arm/dts/zynqmp-zcu102.dts
@@ -133,6 +133,31 @@
 		 * 6 - GEM3_EXP_RESET_B
 		 * 7, 10 - 17 - not connected
 		 */
+
+		gtr_sel0 {
+			gpio-hog;
+			gpios = <0 0>;
+			output-high; /* PCIE = 0, DP = 1 */
+			line-name = "sel0";
+		};
+		gtr_sel1 {
+			gpio-hog;
+			gpios = <1 0>;
+			output-high; /* PCIE = 0, DP = 1 */
+			line-name = "sel1";
+		};
+		gtr_sel2 {
+			gpio-hog;
+			gpios = <2 0>;
+			output-high; /* PCIE = 0, USB0 = 1 */
+			line-name = "sel2";
+		};
+		gtr_sel3 {
+			gpio-hog;
+			gpios = <3 0>;
+			output-high; /* PCIE = 0, SATA = 1 */
+			line-name = "sel3";
+		};
 	};
 
 	tca6416_u61: gpio@21 { /* FIXME enable it by i2c mw 21 6 0 */