linux-kernel - [PATCH v2 10/11] MIPS: mobileye: eyeq5: Add SPI-NOR controller node

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Message-Id: <20240405-cdns-qspi-mbly-v2-10-956679866d6d@bootlin.com>
Date: Fri, 05 Apr 2024 17:02:20 +0200
From: Théo Lebrun <theo.lebrun@...tlin.com>
To: Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Vaishnav Achath <vaishnav.a@...com>, 
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
 Rob Herring <robh@...nel.org>
Cc: linux-spi@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org, 
 Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>, 
 Gregory CLEMENT <gregory.clement@...tlin.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Tawfik Bayouk <tawfik.bayouk@...ileye.com>, 
 Théo Lebrun <theo.lebrun@...tlin.com>
Subject: [PATCH v2 10/11] MIPS: mobileye: eyeq5: Add SPI-NOR controller
 node

Add Cadence Quad SPI controller node to EyeQ5 SoC devicetree.
Octal is supported.

Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
---
 arch/mips/boot/dts/mobileye/eyeq5.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/mips/boot/dts/mobileye/eyeq5.dtsi b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
index 8d4f65ec912d..1543c2b9bcb6 100644
--- a/arch/mips/boot/dts/mobileye/eyeq5.dtsi
+++ b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
@@ -158,6 +158,21 @@ timer {
 				clocks = <&core0_clk>;
 			};
 		};
+
+		ospi: spi@...0000 {
+			compatible = "mobileye,eyeq5-ospi", "cdns,qspi-nor";
+			reg = <0 0x2100000 0x0 0x1000>,
+			      <0 0x10000000 0x0 0x8000000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 20 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clocks EQ5C_DIV_OSPI>;
+			assigned-clocks = <&clocks EQ5C_DIV_OSPI>;
+			assigned-clock-rates = <167000000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			cdns,fifo-width = <4>;
+			cdns,trigger-address = <0x00000000>;
+		};
 	};
 };
 

-- 
2.44.0