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[2a02:8388:e6ca:5780:e161:768d:5c97:84d0]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49fc56eff84sm255659435e9.1.2026.09.21.08.09.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 08:09:17 -0700 (PDT) From: Andrei Lalaev Date: Mon, 21 Sep 2026 17:08:59 +0200 Subject: [PATCH 1/2] riscv: dts: sophgo: cv1800b-milkv-duo: drop reserved memory node MIME-Version: 1.0 Message-Id: <20260921-sophgo-remove-coprocessor-node-v1-1-ace29446b327@gmail.com> References: <20260921-sophgo-remove-coprocessor-node-v1-0-ace29446b327@gmail.com> In-Reply-To: <20260921-sophgo-remove-coprocessor-node-v1-0-ace29446b327@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yao Zi Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, Andrei Lalaev X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1790003355; l=917; i=andrey.lalaev@gmail.com; s=20260901; h=from:subject:message-id; bh=7oCgxgnMTJm72ksYvBvCCDiMxSWPCHawhVNGVG3gnF0=; b=/HfpHWWsl0W+IWEQi4abC2w6SqzvmKlMQckSkNlWUn5dc9Mj2OzdmT7rYT+JYx8lh26QfJ78Q 6nk39nHIi6TCAUn4XyySgyaRyJzuiXrG/1Lw3F+tpSB5erRjmrskv3Y X-Developer-Key: i=andrey.lalaev@gmail.com; a=ed25519; pk=YHk+K3q98GV/1CigmrEAQ+Vc0o+GlFWt3j94jvrEh6o= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260921_160930_756577_CB06CDFF X-CRM114-Status: UNSURE ( 8.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The current FSBL can load firmware to any address and can also disable the coprocessor. Therefore, FSBL should modify the device tree at runtime. Remove the node accordingly. Signed-off-by: Andrei Lalaev --- arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts index 0e6d79e6e3a4..02848bae2e16 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts +++ b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts @@ -22,17 +22,6 @@ aliases { chosen { stdout-path = "serial0:115200n8"; }; - - reserved-memory { - #address-cells = <1>; - #size-cells = <1>; - ranges; - - coprocessor_rtos: region@83f40000 { - reg = <0x83f40000 0xc0000>; - no-map; - }; - }; }; &osc { -- 2.55.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv