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 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 9D12FCD37AC for ; Mon, 11 May 2026 12:47:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To: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:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ePxOw9Ci1S25n1qSGFm9vwwZyRBjuwMPlscJU/tIS9I=; b=W2a2ZQn78JKXkWbbHInnvznGNG qS2Grv9aBGBtFiqoK3/KeNTMRhJ/0K1TrzeiU7Misvu2Tvz7yCIQwNS93qN779RnziU5JMkskM8jv aWIlPxr2LNwc1CyJN5JeOUoJ+Wfnn6V5d3/fGj5MyX+Pwj3gVnTad3dsrs7+3QR7h4C7XOp55H9YT yD8pF9ziZInnN2Kaoka36keNREAxdpG85eOWY3SCplFtg+hKyTCD/8aNADqlie0gK4b/RSndcbCCZ JcxTMVzsBPKqaZ+H/O9QHnVQSYHN91J12WEAFQhnW6HIgMDvLhjxbpAKvojDv1d6VBCb0srH6iAs0 SNDid/eQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMQ31-0000000DbEU-1XBu; Mon, 11 May 2026 12:47:47 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wMQ2t-0000000Db3h-1KlK; Mon, 11 May 2026 12:47:42 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id AB59644597; Mon, 11 May 2026 12:47:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 8730EC2BD01; Mon, 11 May 2026 12:47:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778503657; bh=Apb4S2Jq8LIpHTHjJayHCM7ik9Uly3uNsSNFkwFnHLE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=RV7qJIEyAxu9FeFI/E2hTCz/ZEaWajN2I9N/p6MCVuSc0xfufNGXALusiGHZR+v4m zC+IU18CyV0nAvDYdCRoc/7xu8F5lUtr33ieMNqaNxlz3cduBb2hASq4Z1DNUR1Ddm GUi7PISASTGUiM5OCAoAiK04Qy89XWpIAuhuq0BYIeOtFvKOvzcIQmqrTNt3rqxkOi ENIBh9qEFi7SpJ+tmk6mYCj0AepKyq7DQKgxtgIC7BZCEPGxmuUXla/ugMKMgbVfHA 0efZ+A93WqJwA6L1kZJFFV2Fwty0FruXaMWIB1gKJzM40wDWUyWz/z/qF+MDpGRnwL RqvmHMjLZ9Khg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E02ECD37AC; Mon, 11 May 2026 12:47:37 +0000 (UTC) From: Jian Hu via B4 Relay Date: Mon, 11 May 2026 20:47:27 +0800 Subject: [PATCH 05/10] clk: amlogic: PLL l_detect signal supports active-high configuration MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260511-b4-a9_clk-v1-5-41cb4071b7c9@amlogic.com> References: <20260511-b4-a9_clk-v1-0-41cb4071b7c9@amlogic.com> In-Reply-To: <20260511-b4-a9_clk-v1-0-41cb4071b7c9@amlogic.com> To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jerome Brunet , Xianwei Zhao , Kevin Hilman , Martin Blumenstingl Cc: linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Jian Hu X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1778503655; l=1711; i=jian.hu@amlogic.com; s=20260415; h=from:subject:message-id; bh=DXN+IQPJ4BKXUT+MsvhFjUrvj1rynvZ3xsZLA9vL75E=; b=xYUqx+WQEC8C0eWT8llqWOt68I4oN7NE6r3Glr5Ph/So3/wLTVAkTES95+7mvotxuaXyx8vQG SKinXt7bnDUBdwGt2ZpbVm4qaKXOnjov17nNSG0qVxzEjahD5ujrvak X-Developer-Key: i=jian.hu@amlogic.com; a=ed25519; pk=zHUE+rNtH9z+Sb8au1/elWknjFQmy5QDVkBoxleuOIA= X-Endpoint-Received: by B4 Relay for jian.hu@amlogic.com/20260415 with auth_id=735 X-Original-From: Jian Hu X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260511_054739_466257_013F5E9F X-CRM114-Status: GOOD ( 11.65 ) 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: , Reply-To: jian.hu@amlogic.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Jian Hu l_detect controls the enable/disable of the PLL lock-detect module. For A9, the l_detect signal is active-high: 0 -> Disable lock-detect module; 1 -> Enable lock-detect module. Here, a flag CLK_MESON_PLL_L_DETECT_ACTIVE_HIGH is added to handle cases like A9, where the signal is active-high. Signed-off-by: Jian Hu --- drivers/clk/meson/clk-pll.c | 9 +++++++-- drivers/clk/meson/clk-pll.h | 2 ++ 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/clk/meson/clk-pll.c b/drivers/clk/meson/clk-pll.c index 1ea6579a760f..5a0bd75f85a9 100644 --- a/drivers/clk/meson/clk-pll.c +++ b/drivers/clk/meson/clk-pll.c @@ -388,8 +388,13 @@ static int meson_clk_pll_enable(struct clk_hw *hw) } if (MESON_PARM_APPLICABLE(&pll->l_detect)) { - meson_parm_write(clk->map, &pll->l_detect, 1); - meson_parm_write(clk->map, &pll->l_detect, 0); + if (pll->flags & CLK_MESON_PLL_L_DETECT_ACTIVE_HIGH) { + meson_parm_write(clk->map, &pll->l_detect, 0); + meson_parm_write(clk->map, &pll->l_detect, 1); + } else { + meson_parm_write(clk->map, &pll->l_detect, 1); + meson_parm_write(clk->map, &pll->l_detect, 0); + } } if (meson_clk_pll_wait_lock(hw)) diff --git a/drivers/clk/meson/clk-pll.h b/drivers/clk/meson/clk-pll.h index 949157fb7bf5..97b7c70376a3 100644 --- a/drivers/clk/meson/clk-pll.h +++ b/drivers/clk/meson/clk-pll.h @@ -29,6 +29,8 @@ struct pll_mult_range { #define CLK_MESON_PLL_ROUND_CLOSEST BIT(0) #define CLK_MESON_PLL_NOINIT_ENABLED BIT(1) +/* l_detect signal is active-high */ +#define CLK_MESON_PLL_L_DETECT_ACTIVE_HIGH BIT(2) struct meson_clk_pll_data { struct parm en; -- 2.47.1