ARM: dts: socfpga: Enable QSPI in Arria10 devkit

Enable the QSPI node and add the flash chip.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7c5f0c31b6f624472c8e4a5227549c09dcb0f01d..081fd94eb1832531952c0d0c98ad4579c9eb944c 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -690,6 +690,7 @@ dtb-$(CONFIG_ARCH_SHMOBILE_MULTI) += \
        sh73a0-kzm9g.dtb
 dtb-$(CONFIG_ARCH_SOCFPGA) += \
        socfpga_arria5_socdk.dtb \
+       socfpga_arria10_socdk_qspi.dtb \
        socfpga_arria10_socdk_sdmmc.dtb \
        socfpga_cyclone5_mcvevk.dtb \
        socfpga_cyclone5_socdk.dtb \

diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
new file mode 100644 (file)
index 0000000..beb2fc6
--- /dev/null
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2016 Intel. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/dts-v1/;
+#include "socfpga_arria10_socdk.dtsi"
+
+&qspi {
+       status = "okay";
+
+       flash0: n25q00@0 {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               compatible = "n25q00aa";
+               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>;
+
+               partition@qspi-boot {
+                       label = "Boot and fpga data";
+                       reg = <0x0 0x2720000>;
+               };
+
+               partition@qspi-rootfs {
+                       label = "Root Filesystem - JFFS2";
+                       reg = <0x2720000 0x58E0000>;
+               };
+       };
+};