From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 31D7EC433EF for ; Wed, 29 Jun 2022 16:01:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234498AbiF2QA6 (ORCPT ); Wed, 29 Jun 2022 12:00:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234433AbiF2QAd (ORCPT ); Wed, 29 Jun 2022 12:00:33 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5EA8925C53; Wed, 29 Jun 2022 09:00:31 -0700 (PDT) Received: from notapiano.myfiosgateway.com (pool-98-113-53-228.nycmny.fios.verizon.net [98.113.53.228]) (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 madras.collabora.co.uk (Postfix) with ESMTPSA id E41E26601942; Wed, 29 Jun 2022 17:00:28 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1656518430; bh=KmNdf8Lk6p2VGyZm7KaMsN4jtyH8AqBYDyDnUr4zQv8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oFvFtIfBURHS3ZZHKugEn0//ZEcsdDsTrErP5vkTXbzEcdAbsOIwyazlkOyABX1he ER6r/KqucfUgDcuSYnU9gui98HdQI+juVDsi8+An/KpWk+5304ocKtlr4elPkS7uFb H4IFywTLAg/VtTN/8VzY9Wt+KUpYIdHwqDTVn1j6UBkytA8IjkxA+ahyoNR0gdUAp/ A8yqflPdo3ZoiU2GlKq3/CMnVMmjal7PBN4UarjnQQxnSsV9362Y5zNWqnwNCQrdIq dk45ILOlvXooKcWslEcJrX4tUR+ilpKGTBte1kptsMEfCQw+KvR/36CrNWI8pdXoB1 ns3qT56GKTOvw== From: =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= To: Matthias Brugger Cc: AngeloGioacchino Del Regno , kernel@collabora.com, Chen-Yu Tsai , =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Krzysztof Kozlowski , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v4 18/19] arm64: dts: mediatek: asurada: Enable SCP Date: Wed, 29 Jun 2022 11:59:55 -0400 Message-Id: <20220629155956.1138955-19-nfraprado@collabora.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220629155956.1138955-1-nfraprado@collabora.com> References: <20220629155956.1138955-1-nfraprado@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Enable support for the SCP co-processor present on MT8192. It is used as part of the video encoding and decoding processes. A region of memory is carved out for its use, and remoteproc setup for communication with the ChromeOS EC. Signed-off-by: Nícolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno --- Changes in v4: - Added this patch .../boot/dts/mediatek/mt8192-asurada.dtsi | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi index 7b89f6e552c5..a5625b3cb317 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi @@ -105,6 +105,12 @@ reserved_memory: reserved-memory { #size-cells = <2>; ranges; + scp_mem_reserved: scp@50000000 { + compatible = "shared-dma-pool"; + reg = <0 0x50000000 0 0x2900000>; + no-map; + }; + wifi_restricted_dma_region: wifi@c0000000 { compatible = "restricted-dma-pool"; reg = <0 0xc0000000 0 0x4000000>; @@ -680,6 +686,12 @@ pins-pcie-en-pp3300-wlan { }; }; + scp_pins: scp-pins { + pins-vreq-vao { + pinmux = ; + }; + }; + spi1_pins: spi1-default-pins { pins-cs-mosi-clk { pinmux = , @@ -735,6 +747,20 @@ &pmic { interrupts-extended = <&pio 214 IRQ_TYPE_LEVEL_HIGH>; }; +&scp { + status = "okay"; + + firmware-name = "mediatek/mt8192/scp.img"; + memory-region = <&scp_mem_reserved>; + pinctrl-names = "default"; + pinctrl-0 = <&scp_pins>; + + cros-ec { + compatible = "google,cros-ec-rpmsg"; + mediatek,rpmsg-name = "cros-ec-rpmsg"; + }; +}; + &spi1 { status = "okay"; -- 2.36.1