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 467E6C77B7C for ; Tue, 24 Jun 2025 17:23:41 +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: Content-Type: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=gmILWo+eEIkmHVcVGp6xMZK5IrqqEHUjUiVUwra1nnU=; b=OQopX5jkPjd7q2Q+4W2d5RpNYe GVjCAg75nojVLM9ELplYg5dMsKFCBQRJivNhavYlcKx+x9qcQqFzKG8gt+A1SAylkaVAG7Q/Dk17k 74joLHx2JwdNe2XeYWvxVV3Zs0/o6S3K2vJ2rhAxUE9EizDiyRHoKtMoOcWR0Cd5H+G3Eox6pTXy6 6ZuvyoBuGACtri+V0zCeCqFBGiKn/UvztaBSCl8O3RKPZ3LVV62RE8O+WBAWrTNFYONksnHFJ9cYe JoOLaR/rZVpU97REUMcL082sTbaXu2YrVC4W0Jx2q15OOQSBQXqrmpUgGq8YdhqVxthVky3TK8pWg S5TXF1aw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uU7Mv-00000006NXI-0OHX; Tue, 24 Jun 2025 17:23:37 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uU4iU-00000005vZE-3SN1; Tue, 24 Jun 2025 14:33:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:Content-Type :MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=gmILWo+eEIkmHVcVGp6xMZK5IrqqEHUjUiVUwra1nnU=; b=EmIaFhgfPI6ZHVjAdusdSWMhP9 JnwrcejIrfY2B8n1y9/U6k3b1P6av91bSwkGNPquel2J/LqwZTrOPlkbDlkIT6bNcKu06bWYMh7Rb 4uEwaGak/V3A92zVW7UxszIzo8/JcExeMFcxhMiwuKY9CTjAvSvd8/kUTnzj89L4kaqkqiKuXXiET PVhK5NTAxX73+HBchzK7C1OCC5mpAJCCQvoAFQaqkSqszTurZN1RMX51fX8FRYgLKQ+pyWwS5hoXE vHOZ8mw/jdQVvYILu8+3X2LerKkZ52udkW4jl1hMvdzOboKF/UeIs3Vv5nciInmezyziBbJilT6ZE PG+8u9dw==; Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by desiato.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uU4iR-00000005SqX-2g9M; Tue, 24 Jun 2025 14:33:41 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1750775616; bh=faHO25SJcLx7uWcBG03RC4bdFwL6hwZ41XnrLiIbm38=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DpDkwfgQiAlPZSgb2WCzsDEe8Quim2x2xVX/ImoglqQfcJuXVUx5I08p/6YYgtdVa ZxIL9jYBOMPbjfNIKeTlH9+W1x/wOdKzzs/39iJdRD2+pZfzehg8IbH3O7jwO/mbTH 3mlMXvYlb0SRYqU1TC3GFFerPS6ZkvisiTxNcgJq21YTQAKCOotmM1SwQqqSDhK5Ph BcaGSiXXR0+9MeB/oZBH7Q0It5wBUd1xK1fzVuYQP5RP7tgqA8KxjtXCeGYIwqH+w9 pg9M5FTLd0dTXbCdIyjt9MOye3MOPTdo3xYynT7u/w+QZFx5i8oY+P+DDqZkxRn8h+ 89e5zks+/yTJA== Received: from laura.lan (unknown [IPv6:2001:b07:646b:e2:d2c7:2075:2c3c:38e5]) (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: laura.nao) by bali.collaboradmins.com (Postfix) with ESMTPSA id 73E5E17E159C; Tue, 24 Jun 2025 16:33:35 +0200 (CEST) From: Laura Nao To: mturquette@baylibre.com, sboyd@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, p.zabel@pengutronix.de, richardcochran@gmail.com Cc: guangjie.song@mediatek.com, wenst@chromium.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, kernel@collabora.com, Laura Nao Subject: [PATCH v2 04/29] clk: mediatek: clk-mtk: Introduce mtk_clk_get_hwv_regmap() Date: Tue, 24 Jun 2025 16:31:55 +0200 Message-Id: <20250624143220.244549-5-laura.nao@collabora.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250624143220.244549-1-laura.nao@collabora.com> References: <20250624143220.244549-1-laura.nao@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250624_153339_775919_46976D5E X-CRM114-Status: GOOD ( 11.54 ) 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 On MT8196, some clock controllers use a separate regmap for hardware voting via set/clear/status registers. Add mtk_clk_get_hwv_regmap() to retrieve this optional regmap, avoiding duplicated lookup code in  mtk_clk_register_muxes() and mtk_clk_register_gate(). Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Laura Nao --- drivers/clk/mediatek/clk-mtk.c | 16 ++++++++++++++++ drivers/clk/mediatek/clk-mtk.h | 1 + 2 files changed, 17 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index ba1d1c495bc2..19cd27941747 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -685,4 +685,20 @@ void mtk_clk_simple_remove(struct platform_device *pdev) } EXPORT_SYMBOL_GPL(mtk_clk_simple_remove); +struct regmap *mtk_clk_get_hwv_regmap(struct device_node *node) +{ + struct device_node *hwv_node; + struct regmap *regmap_hwv; + + hwv_node = of_parse_phandle(node, "mediatek,hardware-voter", 0); + if (!hwv_node) + return NULL; + + regmap_hwv = device_node_to_regmap(hwv_node); + of_node_put(hwv_node); + + return regmap_hwv; +} +EXPORT_SYMBOL_GPL(mtk_clk_get_hwv_regmap); + MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 136a4bc6dbe6..8ed2c9208b1f 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -247,5 +247,6 @@ int mtk_clk_pdev_probe(struct platform_device *pdev); void mtk_clk_pdev_remove(struct platform_device *pdev); int mtk_clk_simple_probe(struct platform_device *pdev); void mtk_clk_simple_remove(struct platform_device *pdev); +struct regmap *mtk_clk_get_hwv_regmap(struct device_node *node); #endif /* __DRV_CLK_MTK_H */ -- 2.39.5