From patchwork Fri Mar 7 03:26:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guangjie Song X-Patchwork-Id: 14005746 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 B34D4C282D0 for ; Fri, 7 Mar 2025 03:36:03 +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:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=j3e5OytvYTaCMO12cByizE/lDHFFmdO0jGAfsZowkk0=; b=VKYzLCaj9qhb4G2gGbr145zaMu E2pHvYOZXuEFIhNh2x/O1PrdyjEK7/jiC03mqgnkhjawHB+AffAfMEYUFQd55ViT1cPM0xkUq+9X/ 1IsrYKKRdacnPrbt/LtM4iRKe8BgGsbgrcUc/HyzJO/XhthFWT3SBcAMe6pQzsUqElWTOfcwSKk/o +ncb//Tt6WmOWNLN/j9f10ZNxAKCGLH6irw2kU+sQwna6D8tTLZu6FvqHY2Ffl0bFlG1fwfQMOWMD ZmjaILU+PiA6qER+jL7wipx1lPaAompcP9TbQQGIcVd3oSAFnMwQRLLPee3jjX7TWxNxBp0UXoqVK CZReL8SA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tqOV8-0000000D08Q-0MIJ; Fri, 07 Mar 2025 03:35:54 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tqOS1-0000000CzMN-4213; Fri, 07 Mar 2025 03:32:43 +0000 X-UUID: d0ec68cafb0411efa1e849db4cc18d44-20250306 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=j3e5OytvYTaCMO12cByizE/lDHFFmdO0jGAfsZowkk0=; b=Rhfr7wWz/7mh2ozlTisCaZFystPvx3x2USmDyHwkC4nYu99lrttoG2fHoojY++UdDch40Fqqh0k6U1STjuGCgD2l2aPWaDyYAaiqtIb6fbGlaEZjj7AtQl2SZeD4wKlF9UWBWCKdTCGpenAU5yjMy4QherWaWJ38xqVfrF2EnHQ=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:09c81f16-843f-41df-8268-2c9aa1f1d7f6,IP:0,UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION:r elease,TS:0 X-CID-META: VersionHash:0ef645f,CLOUDID:97e207c6-16da-468a-87f7-8ca8d6b3b9f7,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:-3 ,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV :0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: d0ec68cafb0411efa1e849db4cc18d44-20250306 Received: from mtkmbs09n2.mediatek.inc [(172.21.101.94)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 984866259; Thu, 06 Mar 2025 20:32:37 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.28; Fri, 7 Mar 2025 11:32:34 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.28 via Frontend Transport; Fri, 7 Mar 2025 11:32:33 +0800 From: Guangjie Song To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Richard Cochran CC: , , , , , , Guangjie Song , Subject: [PATCH 01/26] clk: mediatek: Add defines for vote Date: Fri, 7 Mar 2025 11:26:57 +0800 Message-ID: <20250307032942.10447-2-guangjie.song@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250307032942.10447-1-guangjie.song@mediatek.com> References: <20250307032942.10447-1-guangjie.song@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250306_193242_004130_06078AB2 X-CRM114-Status: UNSURE ( 8.94 ) X-CRM114-Notice: Please train this message. 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 Clock supports voting mechanism. If any xPU votes clock on, the clock keep on. Signed-off-by: Guangjie Song --- drivers/clk/mediatek/clk-mtk.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index c17fe1c2d732..ba3917aabd83 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -20,6 +20,16 @@ #define MHZ (1000 * 1000) +#define MTK_WAIT_VOTE_PREPARE_CNT 200000 +#define MTK_WAIT_VOTE_PREPARE_US 1 +#define MTK_WAIT_VOTE_DONE_CNT 5000000 +#define MTK_WAIT_VOTE_DONE_US 1 +#define MTK_WAIT_FENC_DONE_CNT 5000000 +#define MTK_WAIT_FENC_DONE_US 1 + +#define CLK_USE_VOTE BIT(30) +#define CLK_FENC_ENABLE BIT(31) + struct platform_device; /*