linux-kernel - [PATCH v2 2/2] arm64: dts: ls1028a: add missing SPI nodes

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Message-Id: <20200218171418.18297-2-michael@walle.cc>
Date:   Tue, 18 Feb 2020 18:14:18 +0100
From:   Michael Walle <michael@...le.cc>
To:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>, Li Yang <leoyang.li@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Michael Walle <michael@...le.cc>
Subject: [PATCH v2 2/2] arm64: dts: ls1028a: add missing SPI nodes

The LS1028A has three (dual) SPI controller. These are compatible with
the ones from the LS1021A. Add the nodes.

The third controller was tested on a custom board.

Signed-off-by: Michael Walle <michael@...le.cc>
---
changes since v1:
 - add "fsl,ls1028a-dspi" compatible string

 .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 0bf375ec959b..ef1e3867b3fb 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -290,6 +290,45 @@
 			status = "disabled";
 		};
 
+		dspi0: spi@...0000 {
+			compatible = "fsl,ls1028a-dspi", "fsl,ls1021a-v1.0-dspi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x0 0x2100000 0x0 0x10000>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			clock-names = "dspi";
+			clocks = <&clockgen 4 1>;
+			spi-num-chipselects = <4>;
+			little-endian;
+			status = "disabled";
+		};
+
+		dspi1: spi@...0000 {
+			compatible = "fsl,ls1028a-dspi", "fsl,ls1021a-v1.0-dspi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x0 0x2110000 0x0 0x10000>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			clock-names = "dspi";
+			clocks = <&clockgen 4 1>;
+			spi-num-chipselects = <4>;
+			little-endian;
+			status = "disabled";
+		};
+
+		dspi2: spi@...0000 {
+			compatible = "fsl,ls1028a-dspi", "fsl,ls1021a-v1.0-dspi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x0 0x2120000 0x0 0x10000>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			clock-names = "dspi";
+			clocks = <&clockgen 4 1>;
+			spi-num-chipselects = <3>;
+			little-endian;
+			status = "disabled";
+		};
+
 		esdhc: mmc@...0000 {
 			compatible = "fsl,ls1028a-esdhc", "fsl,esdhc";
 			reg = <0x0 0x2140000 0x0 0x10000>;
-- 
2.20.1