linux-kernel - [PATCH] devicetree: xilinx: zynqmp: add sata node

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Date:	Wed, 10 Jun 2015 15:46:56 +0530
From:	Suneel Garapati <suneel.garapati@...inx.com>
To:	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...r.kernel.org>
CC:	<michals@...inx.com>, <sorenb@...inx.com>,
	<devicetree@...r.kernel.org>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	"Mark Rutland" <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Arnd Bergmann <arnd@...db.de>,
	"Suneel Garapati" <suneel.garapati@...inx.com>
Subject: [PATCH] devicetree: xilinx: zynqmp: add sata node

add sata node with sata fixed clock nodes in dtsi file.
enable sata in zynqmp-ep108.dts with broken-gen2.

Signed-off-by: Suneel Garapati <suneel.garapati@...inx.com>
---
Note -
Driver and bindings are added via libata/for-4.2 tree
bindings is found in Documentation/devicetree/bindings/ata/ahci-ceva.txt
---
 arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts |  5 +++++
 arch/arm64/boot/dts/xilinx/zynqmp.dtsi      | 15 +++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
index 0a3f40e..981e594 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
@@ -42,6 +42,11 @@
	};
 };

+&sata {
+	status = "okay";
+	ceva,broken-gen2;
+};
+
 &uart0 {
	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 11e0b00..e7545ed 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -272,6 +272,21 @@
			#size-cells = <0>;
		};

+		sata_clk: sata_clk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <75000000>;
+		};
+
+		sata0: ahci@...c0000 {
+			compatible = "ceva,ahci-1v84";
+			status = "disabled";
+			reg = <0x0 0xfd0c0000 0x2000>;
+			interrupt-parent = <&gic>;
+			interrupts = <0 133 4>;
+			clocks = <&sata_clk>;
+		};
+
		sdhci0: sdhci@...60000 {
			compatible = "arasan,sdhci-8.9a";
			status = "disabled";
--
2.1.2
--
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