linux-kernel - [PATCH 5/7] arm64: dts: lx2160a: add fspi node property

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Date:   Fri, 31 Aug 2018 16:00:02 +0530
From:   Yogesh Gaur <yogeshnarayan.gaur@....com>
To:     linux-mtd@...ts.infradead.org, boris.brezillon@...tlin.com,
        marek.vasut@...il.com, linux-spi@...r.kernel.org,
        devicetree@...r.kernel.org
Cc:     robh@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        linux-arm-kernel@...ts.infradead.org, computersforpeace@...il.com,
        frieder.schrempf@...eet.de, linux-kernel@...r.kernel.org,
        Yogesh Gaur <yogeshnarayan.gaur@....com>
Subject: [PATCH 5/7] arm64: dts: lx2160a: add fspi node property

Add fspi node property for LX2160A SoC for FlexSPI driver.
Property added for the FlexSPI controller and for the connected
slave device for the LX2160ARDB target.
This is having two SPI-NOR flash device, mt35xu512aba, connected
at CS0 and CS1.

Signed-off-by: Yogesh Gaur <yogeshnarayan.gaur@....com>
---
 arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts | 21 +++++++++++++++++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi    | 12 ++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 70fad20..3646315 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -32,6 +32,27 @@
 	status = "okay";
 };
 
+&fspi {
+	status = "okay";
+	flash0: mt35xu512aba@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "m25p80";
+		m25p,fast-read;
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+	};
+
+	flash1: mt35xu512aba@1 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "m25p80";
+		m25p,fast-read;
+		spi-max-frequency = <20000000>;
+		reg = <1>;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 	pca9547@77 {
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index e35e494..031eb26 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -568,5 +568,17 @@
 			timeout-sec = <30>;
 		};
 
+		fspi: flexspi@...0000 {
+			status = "disabled";
+			compatible = "nxp,lx2160a-fspi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x0 0x20c0000 0x0 0x10000>,
+				<0x0 0x20000000 0x0 0x10000000>;
+			reg-names = "fspi_base", "fspi_mmap";
+			interrupts = <0 25 0x4>; /* Level high type */
+			clocks = <&clockgen 4 3>, <&clockgen 4 3>;
+			clock-names = "fspi_en", "fspi";
+		};
 	};
 };
-- 
2.7.4