From: Kuldeep Singh <kuldeep.singh@nxp•com>
To: "shawnguo@kernel•org" <shawnguo@kernel•org>,
"devicetree@vger•kernel.org" <devicetree@vger•kernel.org>,
"linux-arm-kernel@lists•infradead.org"
<linux-arm-kernel@lists•infradead.org>,
"linux-mtd@lists•infradead.org" <linux-mtd@lists•infradead.org>
Cc: Kuldeep Singh <kuldeep.singh@nxp•com>,
"broonie@kernel•org" <broonie@kernel•org>,
Ashish Kumar <ashish.kumar@nxp•com>,
"bbrezillon@kernel•org" <bbrezillon@kernel•org>
Subject: [PATCH] arm64: dts: ls1088a: Add QSPI support
Date: Thu, 16 May 2019 11:47:07 +0000 [thread overview]
Message-ID: <20190516114807.30817-3-kuldeep.singh@nxp.com> (raw)
In-Reply-To: <20190516114807.30817-1-kuldeep.singh@nxp.com>
QSPI support is added for kernel version greater than 5.0 and supports
quad mode defined by
TX-WIDTH = <4>, RX-WIDTH = <4>
RDB/QDS has two 64MB flash from SPANSION(s25fs512s)
Signed-off-by: Ashish Kumar <ashish.kumar@nxp•com>
Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp•com>
---
Dependency on https://patchwork.ozlabs.org/patch/1100471/
Dependency on https://patchwork.ozlabs.org/patch/1100472/
.../boot/dts/freescale/fsl-ls1088a-qds.dts | 26 +++++++++++++++++++
.../boot/dts/freescale/fsl-ls1088a-rdb.dts | 26 +++++++++++++++++++
.../arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 13 ++++++++++
3 files changed, 65 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts
index 6f48d21b97c0..f01f7fca9df7 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts
@@ -98,6 +98,32 @@
};
};
+&qspi {
+ status = "okay";
+
+ qflash0: flash@0 {
+ compatible = "spansion,m25p80", "jedec,spi-nor";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ m25p,fast-read;
+ spi-max-frequency = <20000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ reg = <0>;
+ };
+
+ qflash1: flash@1 {
+ compatible = "spansion,m25p80", "jedec,spi-nor";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ m25p,fast-read;
+ spi-max-frequency = <20000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ reg = <1>;
+ };
+};
+
&duart0 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts
index 8e925df6c01c..bdec7e996dbe 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts
@@ -74,6 +74,32 @@
};
};
+&qspi {
+ status = "okay";
+
+ qflash0: flash@0 {
+ compatible = "spansion,m25p80", "jedec,spi-nor";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ m25p,fast-read;
+ spi-max-frequency = <20000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ reg = <0>;
+ };
+
+ qflash1: flash@1 {
+ compatible = "spansion,m25p80", "jedec,spi-nor";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ m25p,fast-read;
+ spi-max-frequency = <20000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ reg = <1>;
+ };
+};
+
&duart0 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
index 661137ffa319..96424fd9cd2e 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
@@ -318,6 +318,19 @@
status = "disabled";
};
+ qspi: spi@20c0000 {
+ status = "disabled";
+ compatible = "fsl,ls2080a-qspi", "fsl,ls1088a-qspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0 0x20c0000 0x0 0x10000>,
+ <0x0 0x20000000 0x0 0x10000000>;
+ reg-names = "QuadSPI", "QuadSPI-memory";
+ interrupts = <0 25 0x4>; /* Level high type */
+ clocks = <&clockgen 4 3>, <&clockgen 4 3>;
+ clock-names = "qspi_en", "qspi";
+ };
+
i2c0: i2c@2000000 {
compatible = "fsl,vf610-i2c";
#address-cells = <1>;
--
2.17.1
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next prev parent reply other threads:[~2019-05-16 11:48 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-16 11:47 [PATCH] arm64: dts: ls1012a: Add QSPI support for ls1012a Kuldeep Singh
2019-05-16 11:47 ` [PATCH] arm64: dts: ls1046a: Fast read m25p60 Kuldeep Singh
2019-05-23 8:47 ` Shawn Guo
2019-05-16 11:47 ` Kuldeep Singh [this message]
2019-05-23 8:48 ` [PATCH] arm64: dts: ls1088a: Add QSPI support Shawn Guo
2019-05-16 11:47 ` [PATCH] arm64: dts: ls208x: Remove non-compatible driver device from qspi node Kuldeep Singh
2019-05-23 8:43 ` [PATCH] arm64: dts: ls1012a: Add QSPI support for ls1012a Shawn Guo
2019-05-23 9:01 ` Schrempf Frieder
2019-05-23 9:19 ` [EXT] " Kuldeep Singh
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