linux-kernel - [PATCH 2/3] ARM: dts: zynq: add NAND flash controller node

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Message-Id: <20210616155437.27378-3-michael@walle.cc>
Date:   Wed, 16 Jun 2021 17:54:36 +0200
From:   Michael Walle <michael@...le.cc>
To:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     Rob Herring <robh+dt@...nel.org>,
        Michal Simek <michal.simek@...inx.com>,
        Russell King <linux@...linux.org.uk>,
        Arnd Bergmann <arnd@...db.de>, Michael Walle <michael@...le.cc>
Subject: [PATCH 2/3] ARM: dts: zynq: add NAND flash controller node

Recently, a driver for the ARM Primecell PL35x static memory controller
(including NAND controller) was added in linux. Add the corresponding
device tree node.

Signed-off-by: Michael Walle <michael@...le.cc>
---
 arch/arm/boot/dts/zynq-7000.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index df9ad831cf05..47c2a4b14c06 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -252,6 +252,27 @@
 			#size-cells = <0>;
 		};
 
+		smcc: memory-controller@...0e000 {
+			compatible = "arm,pl353-smc-r2p1", "arm,primecell";
+			reg = <0xe000e000 0x0001000>;
+			status = "disabled";
+			clock-names = "memclk", "apb_pclk";
+			clocks = <&clkc 11>, <&clkc 44>;
+			ranges = <0x0 0x0 0xe1000000 0x1000000 /* Nand CS region */
+				  0x1 0x0 0xe2000000 0x2000000 /* SRAM/NOR CS0 region */
+				  0x2 0x0 0xe4000000 0x2000000>; /* SRAM/NOR CS1 region */
+			#address-cells = <2>;
+			#size-cells = <1>;
+
+			nfc0: nand-controller@0,0 {
+				compatible = "arm,pl353-nand-r2p1";
+				reg = <0 0 0x1000000>;
+				status = "disabled";
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		sdhci0: mmc@...00000 {
 			compatible = "arasan,sdhci-8.9a";
 			status = "disabled";
-- 
2.20.1