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Thu, 22 Jan 2026 08:18:51 -0800 (PST) Received: from localhost.localdomain ([58.29.79.238]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a7193fc8d9sm186704275ad.79.2026.01.22.08.18.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Jan 2026 08:18:51 -0800 (PST) From: Lee Yongjun To: rjui@broadcom.com, sbranden@broadcom.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lee Yongjun Subject: [PATCH] arm64: dts: broadcom: ns2-svk: fix AT25 EEPROM node and properties Date: Fri, 23 Jan 2026 01:18:23 +0900 Message-Id: <20260122161823.105404-1-jun85566@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The AT25 EEPROM node on the Northstar 2 SVK board used legacy vendor properties and a non-standard node name, which triggers dtbs_check warnings. Update the node to follow the dt-schema by: - Renaming the node from at25@0 to eeprom@0. - Replacing deprecated "at25,byte-len" with "size". - Replacing deprecated "at25,page-size" with "pagesize". - Replacing deprecated "at25,addr-mode" with "address-width". For "address-width", the legacy value <2> corresponds to the EE_ADDR2 flag in the driver (include/linux/spi/eeprom.h), which is explicitly defined as 16-bit addressing. Therefore, <16> is the technically accurate value that preserves the existing hardware behavior while satisfying the at25.yaml schema requirements. Signed-off-by: Lee Yongjun --- arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts b/arch/arm= 64/boot/dts/broadcom/northstar2/ns2-svk.dts index 5939d342aec7..c4412c6b4cef 100644 --- a/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts +++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts @@ -127,13 +127,13 @@ slic@0 { &ssp1 { status =3D "okay"; =20 - at25@0 { + eeprom@0 { compatible =3D "atmel,at25"; reg =3D <0>; spi-max-frequency =3D <5000000>; - at25,byte-len =3D <0x8000>; - at25,addr-mode =3D <2>; - at25,page-size =3D <64>; + size =3D <0x8000>; + address-width =3D <16>; + pagesize =3D <64>; spi-cpha; spi-cpol; pl022,interface =3D <0>; --=20 2.34.1