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([2a02:810b:f13:8500:8b91:8a7e:bd07:2736]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b61ca2b81asm7107712f8f.20.2025.07.20.02.45.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 20 Jul 2025 02:45:54 -0700 (PDT) Message-ID: <86814bf6-5d1b-47f3-ad1d-962cae4a543f@gmail.com> Date: Sun, 20 Jul 2025 11:45:53 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 0/6] arm64: dts: rockchip: Add ROCK 2A/2F, Sige1 and NanoPi Zero2 From: Alex Bee To: Chukun Pan Cc: devicetree@vger.kernel.org, heiko@sntech.de, jonas@kwiboo.se, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, ziyao@disroot.org References: <104a501d-b9b2-494e-b073-932ddadd7129@gmail.com> <20250719143008.54288-1-amadeus@jmu.edu.cn> <24ef5e60-dcea-4102-b87f-8a5572c7497f@gmail.com> Content-Language: en-US In-Reply-To: <24ef5e60-dcea-4102-b87f-8a5572c7497f@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250720_024557_381638_83881519 X-CRM114-Status: GOOD ( 11.94 ) 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 > >> Hi, >> >>> The issue I was seeing is that there actually *is* a variant called >>> 'RK3528' which at least according to the latest datasheets slightly >>> differs >>> from 'RK3528A'. We are doing development based on 'RK3528A' and >>> calling it >>> 'rockchip,rk3528' which might make it hard to add the non-A-variant in >>> future (unless we call it 'rockchip,the-actual-rk3528'). >> I think this can be ignored, because rockchip only provides RK3528A >> chip. >> RK3528A should be a revised version of RK3528, which solves some bugs, >> so we have never seen the silk screen printed with RK3528. > Thanks for sharing that inside. > I wonder why there's an v1.4 of "Rockchip RK3528 Datasheet" dated > 2024-05-12 which differs from v1.4 "Rockchip RK3528A Datasheet" dated > 2025-05-12. Anyway: If everybody is happy as-is I guess it's fine. > Just for the record: There actually is a non-A version of the RK3528, which I actually own (but forgot about - perhaps my subconscious made me reply to this thread). It's on the Mango Pi MK28 board [0][1][2] - which, to my knowledge, is one of the first RK3528-based SBCs. [0] https://mangopi.org/m28k [1] https://x.com/mangopi_sbc/status/1729384633979322512 [2] https://pbs.twimg.com/ext_tw_video_thumb/1729382603202170880/pu/img/k-mVxtpl3ey4V3sX.jpg:large >> Thanks, >> Chukun >> >> -- >> 2.25.1 >>