From patchwork Tue Mar 18 22:22:17 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= X-Patchwork-Id: 14021673 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9317EC282EC for ; Tue, 18 Mar 2025 22:31:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bzinidswk0/weqzLwAiyI4S8kkx9Uwp/rDUb5IqXKOA=; b=qRrTcWpMkOGyw3MUJEA4amnBT7 5egaEGVHJF6mW7bCXDTO97RjfX83n5daDMDoK9b3yNYxpc9Sfoijk+CeOS6SQkliw2RXgyzqA53LC 0cKf6ScNRHeiwqNUpJAw9uhvGn5kNMRA4V4FvjUmTRCUsaY3CMWbBVDWqDrO3Pbs4RwsQrnwEr67V Rlgkr3zKakicHbPOfg5IH/+YlYIm6v4YcfECIRn4K4J2s/EUX7ayE97U6uLvbOVWk8AI0pTwwdrxL 1ta9d9DknfKFvq+QeQ8vpqeTPVTV2YJ4gyWi7jdkwr9XZn0rGmNxvp8TZyDimrbwPWdZ4lrr5OoSL OMHnphZA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tufT8-00000007GB3-2Qfe; Tue, 18 Mar 2025 22:31:30 +0000 Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tufMb-00000007FB3-2NKe; Tue, 18 Mar 2025 22:24:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1742336684; bh=zddfv7Unlpv7e7XjDPUtNK+iuLo3QIUPOxRhAKw0r+k=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=T3mN/OX8hYgd1KewZ7noslsjjuGUgedtWb7ODGQDv6UlWn0o4DhrUihcJn/qoAdvK vKBXVSCpLarFOW7oRTj9iKF/SX4dIPjVdBt3xD+ao/DcThuVbA0bR/USZ2gbJqdZDe xa6TAJ9WSJjDLmXWlHz6bNpFgFRxb3Fzy/HFmrXdcC4e//r64CR2+B2M3NJG52oh8I YwUSaOR8HdFxKyPJkOhqJW7brPA5X/Va9L1yzvj+/DxtlDJLhji5fX204N2LuseZhJ xJwJT4j70KfPcdsyL19xpCTkqTWZPeJt45k9O0dx4e72QsVNC+OLAtHjiPQ0MtXXnl 1ox0e7XJnXIxQ== Received: from [192.168.1.63] (unknown [70.107.117.78]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nfraprado) by bali.collaboradmins.com (Postfix) with ESMTPSA id 7B7A217E09F6; Tue, 18 Mar 2025 23:24:41 +0100 (CET) From: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= Date: Tue, 18 Mar 2025 18:22:17 -0400 Subject: [PATCH 3/4] arm64: dts: mediatek: mt8188: Describe SCP as a cluster with two cores MIME-Version: 1.0 Message-Id: <20250318-scp-dual-core-mt8390-v1-3-8733e192cc73@collabora.com> References: <20250318-scp-dual-core-mt8390-v1-0-8733e192cc73@collabora.com> In-Reply-To: <20250318-scp-dual-core-mt8390-v1-0-8733e192cc73@collabora.com> To: Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Tinghan Shen , Olivia Wen Cc: kernel@collabora.com, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Krzysztof Kozlowski , =?utf-8?b?TsOtY29s?= =?utf-8?b?YXMgRi4gUi4gQS4gUHJhZG8=?= , Jason Chen X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250318_152445_892621_C9DDD7A5 X-CRM114-Status: GOOD ( 10.73 ) 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 The SCP is currently described in the Devicetree as a single-core processor, but really it is a cluster with two cores. Describe the full cluster but enable only core0 on the current mt8188 platforms since that's the only one usable with the upstream firmware. Co-developed-by: Tinghan Shen Signed-off-by: Tinghan Shen Co-developed-by: Jason Chen Signed-off-by: Jason Chen Signed-off-by: Nícolas F. R. A. Prado --- arch/arm64/boot/dts/mediatek/mt8188-evb.dts | 6 +++- arch/arm64/boot/dts/mediatek/mt8188.dtsi | 36 ++++++++++++++++------ .../boot/dts/mediatek/mt8390-genio-common.dtsi | 6 +++- 3 files changed, 37 insertions(+), 11 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8188-evb.dts b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts index f89835ac36f36f86e2054ae0c332172be97b049a..f4c207d65b877e1eefaa26540446c3c06369ca21 100644 --- a/arch/arm64/boot/dts/mediatek/mt8188-evb.dts +++ b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts @@ -331,7 +331,11 @@ &pmic { interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>; }; -&scp { +&scp_cluster { + status = "okay"; +}; + +&scp_c0 { memory-region = <&scp_mem_reserved>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi b/arch/arm64/boot/dts/mediatek/mt8188.dtsi index 4437b1820f2685281c3a373bf626f72b53503e62..bea3cee9b8e8f0dc656edd85e63f4f6f6645607f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi @@ -1382,12 +1382,30 @@ gce1: mailbox@10330000 { clocks = <&infracfg_ao CLK_INFRA_AO_GCE2>; }; - scp: scp@10500000 { - compatible = "mediatek,mt8188-scp"; - reg = <0 0x10500000 0 0x100000>, - <0 0x10720000 0 0xe0000>; - reg-names = "sram", "cfg"; - interrupts = ; + scp_cluster: scp@10720000 { + compatible = "mediatek,mt8188-scp-dual"; + reg = <0 0x10720000 0 0xe0000>; + reg-names = "cfg"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0x10500000 0x100000>; + status = "disabled"; + + scp_c0: scp@0 { + compatible = "mediatek,scp-core"; + reg = <0x0 0xd0000>; + reg-names = "sram"; + interrupts = ; + status = "disabled"; + }; + + scp_c1: scp@d0000 { + compatible = "mediatek,scp-core"; + reg = <0xd0000 0x2f000>; + reg-names = "sram"; + interrupts = ; + status = "disabled"; + }; }; afe: audio-controller@10b10000 { @@ -2249,7 +2267,7 @@ dma-controller@14001000 { mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0x1000 0x1000>; mediatek,gce-events = , ; - mediatek,scp = <&scp>; + mediatek,scp = <&scp_c0>; }; display@14002000 { @@ -2704,7 +2722,7 @@ video_decoder: video-decoder@18000000 { iommus = <&vpp_iommu M4U_PORT_L23_HW_VDEC_UFO_ENC_EXT>; #address-cells = <2>; #size-cells = <2>; - mediatek,scp = <&scp>; + mediatek,scp = <&scp_c0>; video-codec@10000 { compatible = "mediatek,mtk-vcodec-lat"; @@ -2828,7 +2846,7 @@ video_encoder: video-encoder@1a020000 { <&vdo_iommu M4U_PORT_L19_VENC_SUB_W_LUMA>, <&vdo_iommu M4U_PORT_L19_VENC_SUB_R_LUMA>; power-domains = <&spm MT8188_POWER_DOMAIN_VENC>; - mediatek,scp = <&scp>; + mediatek,scp = <&scp_c0>; }; jpeg_encoder: jpeg-encoder@1a030000 { diff --git a/arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi b/arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi index 60139e6dffd8e0e326690d922f3360d829ed026b..65952bcf5d03e3b22984dd3e997e7107e74dac72 100644 --- a/arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi @@ -1055,7 +1055,11 @@ power-key { }; }; -&scp { +&scp_cluster { + status = "okay"; +}; + +&scp_c0 { memory-region = <&scp_mem>; status = "okay"; };