From patchwork Mon Nov 9 02:13:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiyi Lu X-Patchwork-Id: 11890373 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53A7BC4742C for ; Mon, 9 Nov 2020 02:24:00 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E73F2206CB for ; Mon, 9 Nov 2020 02:23:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Q71vhkly"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="OvFgy8w8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E73F2206CB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=I4TGYQnETjubrSaT8JVWQZP/sFAR2TfOUYykG2mBjU4=; b=Q71vhklyuO2qaJ6kNQl7T7J4s igulU60kpGhMkWl/Ec0k6s0FHmccJEDyMLUmdTdR7Sw05MaAVPfiT/NZtkG6o+6o7jF9hW2BNd7yu o/CjXPuHC/v+tRecmlS+fHe2E1YocHGGkYmyBlnTJZ3y//QazNnDxJyvKyexATNgskkhIv8nnwqkT aJxVn9X1jLajY+dsydc95Y7nvUan7aJO+MG9fl9l7fL3VMaykD1ioXisrRz6SrQOtf0U7D+Bqob2N aT+6paa+kjKmv1SFk8bESuHddoQJAPLUwoElN9u5nr0921py24WbzPciqwEhrNVmj1GRaFmNVvDgA f5RIBcFJA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kbwpT-0003E0-IX; Mon, 09 Nov 2020 02:22:47 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kbwoy-000336-Ol; Mon, 09 Nov 2020 02:22:18 +0000 X-UUID: 9cf7f6d1080a41f08294f73f6f5cb170-20201108 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=2fjDethbyJB+P+fUMcxjxVjamkgr83Ie5SZqyhoUYSo=; b=OvFgy8w8wyy+pgk5Zjou8Z85gmQ6uXyh38kBAfT5vVHoxC8m4QmWfPden/pc213qsoG3+zB/lm3tG1MVDsX4risAdFOwr010j/Lwrp2uQL2J5nl6OXRZpTQRaIm6zUi/ib7CyENxPwLIIQaoPRg0zd6CESg8CIMNaOyMVphh96Y=; X-UUID: 9cf7f6d1080a41f08294f73f6f5cb170-20201108 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1234985998; Sun, 08 Nov 2020 18:22:09 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 8 Nov 2020 18:13:47 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 9 Nov 2020 10:13:46 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 9 Nov 2020 10:13:45 +0800 From: Weiyi Lu To: Matthias Brugger , Stephen Boyd , Nicolas Boichat Subject: [PATCH v2 13/13] clk: mediatek: use en_mask as a pure div_en_mask Date: Mon, 9 Nov 2020 10:13:28 +0800 Message-ID: <1604888008-30555-14-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1604888008-30555-1-git-send-email-weiyi.lu@mediatek.com> References: <1604888008-30555-1-git-send-email-weiyi.lu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201108_212217_013992_F4ADFA56 X-CRM114-Status: GOOD ( 14.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Weiyi Lu , srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Because all pll data has been updated. We no longer allow en_mask to be a combination of pll_en_bit and div_en_mask. Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/clk-pll.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/clk/mediatek/clk-pll.c b/drivers/clk/mediatek/clk-pll.c index 11ed5d1..e0b00bc 100644 --- a/drivers/clk/mediatek/clk-pll.c +++ b/drivers/clk/mediatek/clk-pll.c @@ -238,7 +238,6 @@ static int mtk_pll_prepare(struct clk_hw *hw) { struct mtk_clk_pll *pll = to_mtk_clk_pll(hw); u32 r; - u32 div_en_mask; r = readl(pll->pwr_addr) | CON0_PWR_ON; writel(r, pll->pwr_addr); @@ -251,9 +250,8 @@ static int mtk_pll_prepare(struct clk_hw *hw) r = readl(pll->base_addr + REG_CON0) | CON0_BASE_EN; writel(r, pll->base_addr + REG_CON0); - div_en_mask = pll->data->en_mask & ~CON0_BASE_EN; - if (div_en_mask) { - r = readl(pll->base_addr + REG_CON0) | div_en_mask; + if (pll->data->en_mask) { + r = readl(pll->base_addr + REG_CON0) | pll->data->en_mask; writel(r, pll->base_addr + REG_CON0); } @@ -274,7 +272,6 @@ static void mtk_pll_unprepare(struct clk_hw *hw) { struct mtk_clk_pll *pll = to_mtk_clk_pll(hw); u32 r; - u32 div_en_mask; if (pll->data->flags & HAVE_RST_BAR) { r = readl(pll->base_addr + REG_CON0); @@ -284,9 +281,8 @@ static void mtk_pll_unprepare(struct clk_hw *hw) __mtk_pll_tuner_disable(pll); - div_en_mask = pll->data->en_mask & ~CON0_BASE_EN; - if (div_en_mask) { - r = readl(pll->base_addr + REG_CON0) & ~div_en_mask; + if (pll->data->en_mask) { + r = readl(pll->base_addr + REG_CON0) & ~pll->data->en_mask; writel(r, pll->base_addr + REG_CON0); }