From: Dinh Nguyen <dinguyen@opensource.altera.com>
Date: Wed, 19 Oct 2016 19:55:54 +0000 (-0500)
Subject: ARM: dts: socfpga: Enable QSPI on the Cyclone5 sockit
X-Git-Tag: v4.10-rc1~82^2~33^2~2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=466e90ca2138c92b1e47d919237488b445b44d73;p=karo-tx-linux.git

ARM: dts: socfpga: Enable QSPI on the Cyclone5 sockit

Enable the QSPI node and add the flash chip.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
v3: Use n25q00 for the compatible entry for the flash part and
    tested on SoCKit
v2: Remove partition entries for the SoCKIT
---

diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index fcacaf7b2c83..a0c90b3bdfd1 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -175,6 +175,27 @@
 	status = "okay";
 };
 
+&qspi {
+	status = "okay";
+
+	flash: flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "n25q00";
+		reg = <0>;
+		spi-max-frequency = <100000000>;
+
+		m25p,fast-read;
+		cdns,page-size = <256>;
+		cdns,block-size = <16>;
+		cdns,read-delay = <4>;
+		cdns,tshsl-ns = <50>;
+		cdns,tsd2d-ns = <50>;
+		cdns,tchsh-ns = <4>;
+		cdns,tslch-ns = <4>;
+	};
+};
+
 &usb1 {
 	status = "okay";
 };