From nobody Fri Dec 19 16:21:09 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 535E922AE48; Fri, 23 May 2025 10:46:18 +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=1747997179; cv=none; b=ipP8ZMM4+AzdIgbGP9gCtouhOR7hXluQ2SGrT6oz6a46bcgzPmFiSM8pOVArfKbh4XFx7tUwIiErUlEeSKXH2IurW4IGcLChanZmtR1MXjG1z/MQlTFsofg6taBcsgvw1MKMnOJTEpiNOKXbBjYX6T//SjF7KtyfzK+PTlONODo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747997179; c=relaxed/simple; bh=aW5yvpNvSkcVrVrORKxyIa2LVFmcbX7kq7M2CNVH9bc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mqwbdjJK5HQ9cp0cmkv9J49JFNSw8324kpTUDgH5nojZ4FzSUnbflbqF/M4vsaUxfEwbBqsh10a677pIv4VrVAxiEL1QEdaN7wRlwMKK+JwV3lWLtoh11zPgb8dtq/AnhxXD/wU8X7u4iG4cxC+vb6HQ45NZXyRtouIHnh546IM= 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=OHvrrZJZ; 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="OHvrrZJZ" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id D200125D81; Fri, 23 May 2025 12:46:16 +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 K0yhOC7coVRf; Fri, 23 May 2025 12:46:16 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1747997176; bh=aW5yvpNvSkcVrVrORKxyIa2LVFmcbX7kq7M2CNVH9bc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=OHvrrZJZFfaJxciP+3f+6DpoXtwHXZUrkGSimt0Q9pnymkyTgGBxPoSbi5JHTXSnk 0r6Gp/6Qm3TN2X6k0gSd/OzuLRyBiYiKaqGi53LusfGn2njXKkYmGe3hnn5y2jIaOT d88GKrFopH6s0Ko1M7Aq8BzsGyiG19UMCsP0s30n42uMC9fgLCGdXqg5YEsDt6w/Zg oTjTghaaYZLduk4ACbmfFiSOqFRaAAPAf6mOodtzuqYJc1kpYIdHgUReNlJ8jcY+bk LuBBIwF5wcTPQPnFna60wfXjiKzo4JheBvE94ulZPeYLAfDkxGaIMAb7y76NHtjOuf W22YnVCF16Y2w== From: Yao Zi To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Huacai Chen , WANG Xuerui , Yinbo Zhu 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 2/8] clk: loongson2: Allow specifying clock flags for gate clock Date: Fri, 23 May 2025 10:45:46 +0000 Message-ID: <20250523104552.32742-3-ziyao@disroot.org> In-Reply-To: <20250523104552.32742-1-ziyao@disroot.org> References: <20250523104552.32742-1-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" Some gate clocks need to be supplied with flags, e.g., it may be required to specify CLK_IS_CRTICAL for CPU clocks. Add a field to loongson2_clk_board_info for representing clock flags, and specify it when registering gate clocks. A new helper macro, CLK_GATE_FLAGS, is added to simplify definitions. Signed-off-by: Yao Zi --- drivers/clk/clk-loongson2.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk-loongson2.c b/drivers/clk/clk-loongson2.c index 27e632edd484..cc3fb13e770f 100644 --- a/drivers/clk/clk-loongson2.c +++ b/drivers/clk/clk-loongson2.c @@ -50,6 +50,7 @@ struct loongson2_clk_board_info { const char *name; const char *parent_name; unsigned long fixed_rate; + unsigned long flags; u8 reg_offset; u8 div_shift; u8 div_width; @@ -105,6 +106,18 @@ struct loongson2_clk_board_info { .bit_idx =3D _bidx, \ } =20 +#define CLK_GATE_FLAGS(_id, _name, _pname, _offset, _bidx, \ + _flags) \ + { \ + .id =3D _id, \ + .type =3D CLK_TYPE_GATE, \ + .name =3D _name, \ + .parent_name =3D _pname, \ + .reg_offset =3D _offset, \ + .bit_idx =3D _bidx, \ + .flags =3D _flags \ + } + #define CLK_FIXED(_id, _name, _pname, _rate) \ { \ .id =3D _id, \ @@ -332,7 +345,8 @@ static int loongson2_clk_probe(struct platform_device *= pdev) &clp->clk_lock); break; case CLK_TYPE_GATE: - hw =3D devm_clk_hw_register_gate(dev, p->name, p->parent_name, 0, + hw =3D devm_clk_hw_register_gate(dev, p->name, p->parent_name, + p->flags, clp->base + p->reg_offset, p->bit_idx, 0, &clp->clk_lock); --=20 2.49.0