From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793211126; b=meTBEporoDfWhsvu5E408dAfnPfFCQhtOJ7gP+9YkKaK2I8ayYiDLhfp+82Fje/UtHFm 2IojcOLFWCr05NsHf5MnRkVv1xmdoDmMGcO/2l492DFuIuNC7jxqVXtqw4HJsAUbNlWPJ WBETN7aDU4kqiBqUzmSzsdsSgGvkgsy/juQCVmOrWVe6sXzPzPtPegKzlGBeoOouhjZzy RJAbYKBybubSlsW47oehxsZRZiZl4Rxw3O6VdwvytQe4MsruW9LaMPChbsY3GnOB7grVj mq7CnCNOd2C+nO8kuQlQYLAIg6fW8APdwkRSVNMcab8J/8Umk2Frw8Ef1CQy4tc+TZQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793211126; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=m7akp7VlxwhUdzJ4zg4oBqEPOcV7OizcKc6+KrlWQ9c=; b=UOlxCpaHCYfMVX+w41uuWP6sp64mZh1oOqmGXHEz9qDCLo8q0gYaECmWeJPg5fimVPhj xwDOb2seJ/8YW76sEQ5xqvNelnt31zdlVYQkJNIIMaUkdnP5HJx/mXHn7FceY5qx5d9CQ eLoYAIuavirWUIvNbcHnbJtGUKwBHWrY/VrJH8szo/OpSwkankJA5caGa3nI4IRTSJ+Tc e0aMMZOJmfqE/JrYEE5I6sBKgef71wqv0DUvGridr84Hiee8vDIALmY+9xXmqLrIeBXrU +0vtdh74GZvzMu2BgPae/pMhcl97KN0ApLip2P7MQWaG1wNDHL1qJDLQ3U4VqiV84Ug== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=KV+5D2xY; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 03C8960A6F62; Wed, 28 Oct 2026 18:12:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=KV+5D2xY Received: by smtp.kernel.org (Postfix) with ESMTPSA id 573D21F01829; Wed, 28 Oct 2026 18:12:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793211125; bh=m7akp7VlxwhUdzJ4zg4oBqEPOcV7OizcKc6+KrlWQ9c=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=KV+5D2xYvYIZo6hOwp+xSLJMjZshUyoLnM1PiHLygUm9/XQcddVir+E3tkyeDmW7u C9nyssv1I8KCBFTDh61uww88fTS3X+m2jVVcDq6wTQIWPKqZzk+vfs9Y2YJDjElQdh ygpOdJffi1a87QriJTOvDn2dGGJY2pco0nHqZFTU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Caleb Connolly , Amit Pundir , Krzysztof Kozlowski , Bjorn Andersson , Sasha Levin Subject: [PATCH 5.15 266/571] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory region as reserved Date: Wed, 28 Oct 2026 17:56:53 +0100 Message-ID: <20261028170014.315085326@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028170008.009143722@linuxfoundation.org> References: <20261028170008.009143722@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Amit Pundir [ Upstream commit 110e70fccce4f22b53986ae797d665ffb1950aa6 ] Adding a reserved memory region for the framebuffer memory (the splash memory region set up by the bootloader). It fixes a kernel panic (arm-smmu: Unhandled context fault at this particular memory region) reported on DB845c running v5.10.y. Cc: stable@vger.kernel.org # v5.10+ Reviewed-by: Caleb Connolly Signed-off-by: Amit Pundir Acked-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20230726132719.2117369-2-amit.pundir@linaro.org Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts index cf2df9e2ccf30..798c566674f8b 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts @@ -85,6 +85,14 @@ hdmi_con: endpoint { }; }; + reserved-memory { + /* Cont splash region set up by the bootloader */ + cont_splash_mem: framebuffer@9d400000 { + reg = <0x0 0x9d400000 0x0 0x2400000>; + no-map; + }; + }; + lt9611_1v8: lt9611-vdd18-regulator { compatible = "regulator-fixed"; regulator-name = "LT9611_1V8"; @@ -488,6 +496,7 @@ &i2c14 { }; &mdss { + memory-region = <&cont_splash_mem>; status = "okay"; }; -- 2.53.0