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From: Rex-BC Chen <rex-bc.chen@mediatek.com>
To: <mturquette@baylibre.com>, <sboyd@kernel.org>
Cc: <matthias.bgg@gmail.com>, <p.zabel@pengutronix.de>,
	<angelogioacchino.delregno@collabora.com>,
	<chun-jie.chen@mediatek.com>, <wenst@chromium.org>,
	<yong.liang@mediatek.com>, <runyang.chen@mediatek.com>,
	<linux-kernel@vger.kernel.org>, <allen-kh.cheng@mediatek.com>,
	<linux-clk@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-mediatek@lists.infradead.org>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>,
	Rex-BC Chen <rex-bc.chen@mediatek.com>
Subject: [PATCH 1/7] clk: mediatek: reset: Correct the logic of setting register
Date: Mon, 18 Apr 2022 21:21:48 +0800	[thread overview]
Message-ID: <20220418132154.7401-2-rex-bc.chen@mediatek.com> (raw)
In-Reply-To: <20220418132154.7401-1-rex-bc.chen@mediatek.com>

Original assert/deassert bit is BIT(0), but it's more resonable to modify
them to BIT(id % 32) which is based on id.

This patch will not influence any previous driver because the reset is
only used for thermal. The id (MT8183_INFRACFG_AO_THERM_SW_RST) is 0.

Fixes: 64ebb57a3df6 ("clk: reset: Modify reset-controller driver")
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
---
 drivers/clk/mediatek/reset.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c
index bcec4b89f449..834d26e9bdfd 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -25,7 +25,7 @@ static int mtk_reset_assert_set_clr(struct reset_controller_dev *rcdev,
 	struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
 	unsigned int reg = data->regofs + ((id / 32) << 4);
 
-	return regmap_write(data->regmap, reg, 1);
+	return regmap_write(data->regmap, reg, BIT(id % 32));
 }
 
 static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev,
@@ -34,7 +34,7 @@ static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev,
 	struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
 	unsigned int reg = data->regofs + ((id / 32) << 4) + 0x4;
 
-	return regmap_write(data->regmap, reg, 1);
+	return regmap_write(data->regmap, reg, BIT(id % 32));
 }
 
 static int mtk_reset_assert(struct reset_controller_dev *rcdev,
-- 
2.18.0


  reply	other threads:[~2022-04-18 14:28 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-18 13:21 [PATCH 0/7] Cleanup MediaTek clk reset drivers Rex-BC Chen
2022-04-18 13:21 ` Rex-BC Chen [this message]
2022-04-19  5:48   ` [PATCH 1/7] clk: mediatek: reset: Correct the logic of setting register Chen-Yu Tsai
2022-04-19  6:38     ` Rex-BC Chen
2022-04-18 13:21 ` [PATCH 2/7] clk: mediatek: reset: Rename reset function Rex-BC Chen
2022-04-19  5:57   ` Chen-Yu Tsai
2022-04-19  6:37     ` Rex-BC Chen
2022-04-19  6:59       ` Chen-Yu Tsai
2022-04-18 13:21 ` [PATCH 3/7] clk: mediatek: reset: Merge and revise reset register function Rex-BC Chen
2022-04-19  7:26   ` Chen-Yu Tsai
2022-04-19  8:15     ` Rex-BC Chen
2022-04-18 13:21 ` [PATCH 4/7] clk: mediatek: reset: Add reset.h Rex-BC Chen
2022-04-19 10:46   ` AngeloGioacchino Del Regno
2022-04-20  2:16     ` Rex-BC Chen
2022-04-18 13:21 ` [PATCH 5/7] clk: mediatek: reset: Revise structure to control reset register Rex-BC Chen
2022-04-19 10:46   ` AngeloGioacchino Del Regno
2022-04-20  2:20     ` Rex-BC Chen
2022-04-18 13:21 ` [PATCH 6/7] clk: mediatek: reset: Add support for unregister reset controller Rex-BC Chen
2022-04-18 13:21 ` [PATCH 7/7] clk: mediatek: reset: Add reset support for simple probe/remove Rex-BC Chen

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