From patchwork Fri Dec 23 09:42:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13080844 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 A5232C4332F for ; Fri, 23 Dec 2022 10:15:23 +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-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=RnGVrTmbfW15kEASwjA5R+smQoKCeb6Jj32aS2/Gxxk=; b=futnuHjpNVG6ZKB60NxL/TcHpL wzmqBbZ17MIk9az2A03aISG2IsmsuZPDgfWkGlF9GIY1pdRo0PdQitxlO7zpbrbddDcFZnOjGBGyj QpASsDUHsNOih8wKu/m9KgLd8UvDqg83O2lax4AFNbMrRw5Tg+IyqIqjwdGez+WXDOq2cRrZEZUfC TcrRVOG9CzAoVFk59Lw8bgaIG1R+ZGWdoZAitW7V4a9H5v+2hCr+jQSvks4UgHrN8B1tUKk0R9yBQ Tizbjx/WhP8p4CqFns9pdYQmfChl9CgamG8rkgWtDz43D6QQP5ZUoSP4pvaLDoU551uXymTivN5vP rchhlWIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p8f58-006G9e-Ou; Fri, 23 Dec 2022 10:15:14 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p8eaU-005sw3-S2; Fri, 23 Dec 2022 09:43:38 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (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: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id F410F6602CE4; Fri, 23 Dec 2022 09:43:31 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1671788613; bh=TB2QhHFNzebUtVjzF6MRv2ASnqmZ72MkQz0OkWYeXmo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KPC7FPSj9LTlhYFP3851u8fVFh/LHpcxXQVw7iH3OD9wRtOwk0W87cbD9c3Xw+266 /Ch2BsVylfU3wGMS2ENX9wPRRgtQMYRaXROPkfq5QSbxxnzYn9IU2KsVMAxLUmQIMJ ypcd/IojllZzyAuM4lg3PFLzBrpZK3CENa7baO7kltwYiE5cq2azIeoZyAWE3Fo1tm HJbpKo4d01E4fxD/8lwu48c9WihtK0rQ1WXfFHjpVHXhxJIoPUXmBknifX6rKVusRE cJ1m711Cx8XbPWtT2dtVa4kXnyLMb/yHlH+rb5h+cxjzTI0pbH9eLLAD6fEHH2ZcMJ qU7nHjnbt7GAA== From: AngeloGioacchino Del Regno To: mturquette@baylibre.com Cc: sboyd@kernel.org, matthias.bgg@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, angelogioacchino.delregno@collabora.com, wenst@chromium.org, johnson.wang@mediatek.com, miles.chen@mediatek.com, fparent@baylibre.com, chun-jie.chen@mediatek.com, sam.shih@mediatek.com, y.oudjana@protonmail.com, nfraprado@collabora.com, rex-bc.chen@mediatek.com, ryder.lee@kernel.org, daniel@makrotopia.org, jose.exposito89@gmail.com, yangyingliang@huawei.com, pablo.sun@mediatek.com, msp@baylibre.com, weiyi.lu@mediatek.com, ikjn@chromium.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, kernel@collabora.com Subject: [PATCH v2 18/23] clk: mediatek: clk-mtk: Register MFG notifier in mtk_clk_simple_probe() Date: Fri, 23 Dec 2022 10:42:54 +0100 Message-Id: <20221223094259.87373-19-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221223094259.87373-1-angelogioacchino.delregno@collabora.com> References: <20221223094259.87373-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221223_014335_152075_EA4F9A37 X-CRM114-Status: GOOD ( 11.33 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org In preparation for commonizing topckgen probe on various MediaTek SoCs clock drivers, add the ability to register the MFG MUX notifier in mtk_clk_simple_probe() by passing a custom notifier register function pointer, as this function will be slightly different across different SoCs. Signed-off-by: AngeloGioacchino Del Regno --- drivers/clk/mediatek/clk-mtk.c | 8 ++++++++ drivers/clk/mediatek/clk-mtk.h | 3 +++ 2 files changed, 11 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index b0a6225cd7b2..df6281492fb6 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -533,6 +533,14 @@ int mtk_clk_simple_probe(struct platform_device *pdev) goto unregister_composites; } + if (mcd->clk_notifier_func) { + struct clk *mfg_mux = clk_data->hws[mcd->mfg_clk_idx]->clk; + + r = mcd->clk_notifier_func(&pdev->dev, mfg_mux); + if (r) + goto unregister_clks; + } + r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); if (r) goto unregister_clks; diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 1d036ba6ca07..bdbd36e3d794 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -231,6 +231,9 @@ struct mtk_clk_desc { const struct mtk_clk_rst_desc *rst_desc; spinlock_t *clk_lock; bool shared_io; + + int (*clk_notifier_func)(struct device *dev, struct clk *clk); + unsigned int mfg_clk_idx; }; int mtk_clk_simple_probe(struct platform_device *pdev);