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([2401:4900:8f4d:f11c:79e4:e568:8dbe:778e]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82739d8bcb2sm5413525b3a.22.2026.02.27.07.36.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Feb 2026 07:36:23 -0800 (PST) Message-ID: Date: Fri, 27 Feb 2026 21:06:15 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 5/5] dt-bindings: arm: atmel,at91rm9200-sdramc: convert to DT schema To: Conor Dooley Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nicolas Ferre , Claudiu Beznea , Alexandre Belloni , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20260226-arm-microchip-v3-0-0bda15abd922@gmail.com> <20260226-arm-microchip-v3-5-0bda15abd922@gmail.com> <20260226-escapade-staff-4f2842222b3e@spud> Content-Language: en-US From: Akhila YS In-Reply-To: <20260226-escapade-staff-4f2842222b3e@spud> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260227_153626_407333_B2CD9474 X-CRM114-Status: GOOD ( 15.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 26-02-2026 23:42, Conor Dooley wrote: > On Thu, Feb 26, 2026 at 04:13:37PM +0000, Akhila YS wrote: >> Convert RAMC SDRAM/DDR controller binding to YAML format. >> >> Signed-off-by: Akhila YS >> --- >> .../bindings/arm/atmel,at91rm9200-sdramc.yaml | 67 ++++++++++++++++++++++ >> .../devicetree/bindings/arm/atmel-sysregs.txt | 20 ------- >> 2 files changed, 67 insertions(+), 20 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/arm/atmel,at91rm9200-sdramc.yaml b/Documentation/devicetree/bindings/arm/atmel,at91rm9200-sdramc.yaml >> new file mode 100644 >> index 000000000000..1516fc8e09e1 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/arm/atmel,at91rm9200-sdramc.yaml >> @@ -0,0 +1,67 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/arm/atmel,at91rm9200-sdramc.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Microchip (Atmel) SDRAM / DDR Controller (RAMC / DDRAMC / UDDRC) >> + >> +maintainers: >> + - Nicolas Ferre >> + - Claudiu Beznea >> + >> +description: >> + The SDRAM/DDR Controller (often called RAMC or DDRAMC) in various >> + Atmel/Microchip ARM9 and Cortex-A5/A7 SoCs manages external >> + SDRAM / DDR memory. It is typically exposed as a syscon node for >> + register access from other drivers (e.g. for initialization or mode >> + configuration). No interrupts or clocks are usually required in the >> + binding. >> + >> +properties: >> + compatible: >> + oneOf: >> + - items: >> + - const: atmel,at91rm9200-sdramc >> + - const: syscon >> + - items: >> + - const: microchip,sama7d65-uddrc >> + - const: microchip,sama7g5-uddrc >> + - items: >> + enum: > Whoops, sorry for not noticing this earlier, but an items list with one > entry can be reduced to that one entry. For you here that means that > "- items enum:" becomes "- enum:". Hi, i changed patch as per your suggestion, but i found some errors with  dtbs_check, anyway i sent  a v4 patch. let me know if any  changes required. -- Best Regards, Akhila.