From nobody Thu Oct 2 07:45:08 2025 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EC36A314B72; Fri, 19 Sep 2025 14:28:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758292119; cv=none; b=F46qfK2qIHkTWp9KBF4Q6xCD++Yg80h2NM5oL73sI4M/WDiQlafszbFWur0kt3TDPhaNSdZ66N9aukFCSxhZXh1ZQ5TPrDvooIif1riFRjSfJ8sDy5ZIrP1ag5IKhLxC+HpXNG4Tr9HhoO4MvaR6oflvjIt49jFDx2aoTZY6xKo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758292119; c=relaxed/simple; bh=Y3RUvEleICamic1h3jwv0FpTcfcTlZFisBVgwNksYhc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=J+fH5otofsKGcm1Rqjf3wmZYQzreQ59Ygy+Fzde0iZl8LcbCONTFYTr4p1We2w9XftD7OVHB+J72EVMRKBCJccUPgJHOO59o2zj/Ks91UXjMF6zJTrRP2nuK/5aowoygx/tdLBMaW3ccpuow93W/xYyLB+1X+Cglw2Enu4SgYk8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=bH6+Isni; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="bH6+Isni" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id AEECB25D0C; Fri, 19 Sep 2025 16:28:36 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id 9o14jLHSxmyC; Fri, 19 Sep 2025 16:28:36 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1758292115; bh=Y3RUvEleICamic1h3jwv0FpTcfcTlZFisBVgwNksYhc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=bH6+Isni55SWXplpfjf+SwaM99R7vyC2kP9tfxGjvfzIvxcbgGGFg5NTqbn5FpPJx un+lVX6VK0p5u3Wbvgu41QypQqIH+ChBLeIZtF9FPJ9sQoq5OXWulPwhc3jxb1vp87 zQehbABX7hp/ynRq7tu5SZK+BJ2kWgyMaWp64gQJhtRPJAHgI7vu7U9FABl/wIuHPh TCDpmBQyvvAXNMcWAxCALGQnoNuxLUNqbbr2PC4AqE9380nESkPWIMKBxAFKJ7Fg7d LLX/X9CzTheq+fFPXTmyjta9pK8oe1YhIzorB5PNLJRBtFunzLJbDPszrxmWZGOvXW HOH4H9A9d59zQ== From: Yao Zi To: Yinbo Zhu , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Huacai Chen , WANG Xuerui Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, Mingcong Bai , Kexy Biscuit , Yao Zi Subject: [PATCH v4 4/8] clk: loongson2: Allow zero divisors for dividers Date: Fri, 19 Sep 2025 14:26:45 +0000 Message-ID: <20250919142649.58859-5-ziyao@disroot.org> In-Reply-To: <20250919142649.58859-1-ziyao@disroot.org> References: <20250919142649.58859-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" LS2K0300 and LS2K0500 ship divider clocks which allows zero divisors, in which case the divider acts the same as one is specified. Let's pass CLK_DIVIDER_ALLOW_ZERO when registering divider clocks to prepare for future introduction of these clocks. Signed-off-by: Yao Zi --- drivers/clk/clk-loongson2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk-loongson2.c b/drivers/clk/clk-loongson2.c index bba97270376c..7a916c7d2718 100644 --- a/drivers/clk/clk-loongson2.c +++ b/drivers/clk/clk-loongson2.c @@ -361,7 +361,8 @@ static int loongson2_clk_probe(struct platform_device *= pdev) p->parent_name, 0, clp->base + p->reg_offset, p->div_shift, p->div_width, - CLK_DIVIDER_ONE_BASED, + CLK_DIVIDER_ONE_BASED | + CLK_DIVIDER_ALLOW_ZERO, &clp->clk_lock); break; case CLK_TYPE_GATE: --=20 2.50.1