From: <dinguyen@opensource.altera.com>
To: linux-arm-kernel@lists.infradead.org
Cc: dinguyen@kernel.org, Dinh Nguyen <dinguyen@opensource.altera.com>,
grmoore@opensource.altera.com, dinh.linux@gmail.com,
devicetree@vger.kernel.org
Subject: [PATCH 3/3] ARM: dts: socfpga: Enable QSPI on the Cyclone5 sockit
Date: Wed, 19 Oct 2016 15:18:44 -0500 [thread overview]
Message-ID: <1476908324-12313-3-git-send-email-dinguyen@opensource.altera.com> (raw)
In-Reply-To: <1476908324-12313-1-git-send-email-dinguyen@opensource.altera.com>
From: Dinh Nguyen <dinguyen@opensource.altera.com>
Enable the QSPI node and add the flash chip.
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
arch/arm/boot/dts/socfpga_cyclone5_sockit.dts | 33 +++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index 02e22f5..2f75e0f 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -175,6 +175,39 @@
status = "okay";
};
+&qspi {
+ status = "okay";
+
+ flash: flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "n25q256a";
+ 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 {
+ /* 8MB for raw data. */
+ label = "Flash 0 Raw Data";
+ reg = <0x0 0x800000>;
+ };
+
+ partition@qspi-rootfs {
+ /* 120MB for jffs2 data. */
+ label = "Flash 0 jffs2 Filesystem";
+ reg = <0x800000 0x7800000>;
+ };
+ };
+};
+
&usb1 {
status = "okay";
};
--
1.7.9.5
next prev parent reply other threads:[~2016-10-19 20:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-19 20:18 [PATCH 1/3] ARM: dts: socfpga: Add QSPI node for the Arria10 dinguyen-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx
[not found] ` <1476908324-12313-1-git-send-email-dinguyen-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx@public.gmane.org>
2016-10-19 20:18 ` [PATCH 2/3] ARM: dts: socfpga: Enable QSPI in Arria10 devkit dinguyen-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx
2016-10-19 20:18 ` dinguyen [this message]
[not found] ` <1476908324-12313-3-git-send-email-dinguyen-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx@public.gmane.org>
2016-10-20 7:19 ` [PATCH 3/3] ARM: dts: socfpga: Enable QSPI on the Cyclone5 sockit Steffen Trumtrar
2016-10-20 14:12 ` Dinh Nguyen
2016-10-25 15:38 ` Graham Moore
[not found] ` <5e0adad1-8ef2-029f-cfcd-4a07c962fda2-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx@public.gmane.org>
2016-10-25 18:57 ` Dinh Nguyen
2016-10-26 7:22 ` Steffen Trumtrar
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