linux-kernel - [PATCH 10/11] ARM: dts: lpc18xx: add #address-cell and #szie-cell for spi flash controller

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Message-Id: <20250706-lpc18xxx_dts-v1-10-7ae8cdfe8d7d@nxp.com>
Date: Sun, 06 Jul 2025 14:47:06 -0400
From: Frank Li via B4 Relay <devnull+Frank.Li.nxp.com@...nel.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Vladimir Zapolskiy <vz@...ia.com>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, imx@...ts.linux.dev, vz@...ia.com, 
 Frank Li <Frank.Li@....com>
Subject: [PATCH 10/11] ARM: dts: lpc18xx: add #address-cell and #szie-cell
 for spi flash controller

From: Frank Li <Frank.Li@....com>

Add #address-cells and #szie-cells for spi flash controller to fix below
CHECK_DTB warning:
arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi:103.23-112.5: Warning (spi_bus_bridge): /soc/spi@...03000: incorrect #address-cells for SPI bus
  also defined at arch/arm/boot/dts/nxp/lpc/lpc4350-hitex-eval.dts:452.8-479.3
arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi:103.23-112.5: Warning (spi_bus_bridge): /soc/spi@...03000: incorrect #size-cells for SPI bus
  also defined at arch/arm/boot/dts/nxp/lpc/lpc4350-hitex-eval.dts:452.8-479.3

Signed-off-by: Frank Li <Frank.Li@....com>
---
 arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi b/arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi
index 0be2486f07173c47bdc9d298a11ac9347f81cf02..d212ca252b06dc97a0cdbe5ecff42780b51a02dd 100644
--- a/arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi
+++ b/arch/arm/boot/dts/nxp/lpc/lpc18xx.dtsi
@@ -107,6 +107,8 @@ spifi: spi@...03000 {
 			interrupts = <30>;
 			clocks = <&ccu1 CLK_SPIFI>, <&ccu1 CLK_CPU_SPIFI>;
 			clock-names = "spifi", "reg";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			resets = <&rgu 53>;
 			status = "disabled";
 		};

-- 
2.34.1