[PATCH 4/5] arm64: dts: ls1012a: add the DTS node for QSPI support
Yuan Yao
yao.yuan at freescale.com
Thu Dec 8 01:23:03 PST 2016
From: Yuan Yao <yao.yuan at nxp.com>
There is a s25fs512s qspi flash on QDS, RDB and FRDM board.
Signed-off-by: Yuan Yao <yao.yuan at nxp.com>
---
arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts | 14 ++++++++++++++
arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts | 15 +++++++++++++++
arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts | 15 +++++++++++++++
arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi | 15 +++++++++++++++
4 files changed, 59 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
index 81bd689..34f9e76 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts
@@ -110,6 +110,20 @@
};
};
+&qspi {
+ num-cs = <2>;
+ bus-num = <0>;
+ status = "okay";
+
+ qflash0: s25fs512s at 0 {
+ compatible = "spansion,m25p80";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ spi-max-frequency = <20000000>;
+ reg = <0>;
+ };
+};
+
&sai2 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
index 3d32c76..0e5befa 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts
@@ -156,6 +156,21 @@
};
};
+&qspi {
+ num-cs = <2>;
+ bus-num = <0>;
+ status = "okay";
+
+ qflash0: s25fs512s at 0 {
+ compatible = "spansion,m25p80";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ spi-max-frequency = <20000000>;
+ m25p,fast-read;
+ reg = <0>;
+ };
+};
+
&sai2 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
index 62c5c71..c20bfd3 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts
@@ -57,3 +57,18 @@
&i2c0 {
status = "okay";
};
+
+&qspi {
+ num-cs = <2>;
+ bus-num = <0>;
+ status = "okay";
+
+ qflash0: s25fs512s at 0 {
+ compatible = "spansion,m25p80";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ spi-max-frequency = <20000000>;
+ m25p,fast-read;
+ reg = <0>;
+ };
+};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
index c917a87..72e61c5 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi
@@ -195,6 +195,21 @@
#interrupt-cells = <2>;
};
+ qspi: quadspi at 1550000 {
+ compatible = "fsl,ls1012a-qspi", "fsl,ls1021a-qspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0 0x1550000 0x0 0x10000>,
+ <0x0 0x40000000 0x0 0x10000000>;
+ reg-names = "QuadSPI", "QuadSPI-memory";
+ interrupts = <0 99 IRQ_TYPE_LEVEL_HIGH>;
+ clock-names = "qspi_en", "qspi";
+ clocks = <&clockgen 4 0>, <&clockgen 4 0>;
+ big-endian;
+ fsl,qspi-has-second-chip;
+ status = "disabled";
+ };
+
wdog0: wdog at 2ad0000 {
compatible = "fsl,ls1012a-wdt",
"fsl,imx21-wdt";
--
2.1.0.27.g96db324
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