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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-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.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); }