linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Rex-BC Chen <rex-bc.chen@mediatek.com>
To: <mturquette@baylibre.com>, <sboyd@kernel.org>,
	<matthias.bgg@gmail.com>, <robh+dt@kernel.org>,
	<krzysztof.kozlowski+dt@linaro.org>
Cc: <p.zabel@pengutronix.de>,
	<angelogioacchino.delregno@collabora.com>,
	<nfraprado@collabora.com>, <chun-jie.chen@mediatek.com>,
	<wenst@chromium.org>, <runyang.chen@mediatek.com>,
	<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<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 v8 02/19] clk: mediatek: reset: Fix written reset bit offset
Date: Mon, 23 May 2022 14:00:39 +0800	[thread overview]
Message-ID: <20220523060056.24396-3-rex-bc.chen@mediatek.com> (raw)
In-Reply-To: <20220523060056.24396-1-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>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.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 9f3cb22aea1b..5191becb45dd 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -18,7 +18,7 @@ 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,
@@ -27,7 +27,7 @@ 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


  parent reply	other threads:[~2022-05-23  6:01 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-23  6:00 [PATCH v8 00/19] Cleanup MediaTek clk reset drivers and support SoCs Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 01/19] clk: mediatek: reset: Add reset.h Rex-BC Chen
2022-05-23  6:00 ` Rex-BC Chen [this message]
2022-05-23  6:00 ` [PATCH v8 03/19] clk: mediatek: reset: Refine and reorder functions in reset.c Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 04/19] clk: mediatek: reset: Extract common drivers to update function Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 05/19] clk: mediatek: reset: Merge and revise reset register function Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 06/19] clk: mediatek: reset: Revise structure to control reset register Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 07/19] clk: mediatek: reset: Support nonsequence base offsets of reset registers Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 08/19] clk: mediatek: reset: Support inuput argument index mode Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 09/19] clk: mediatek: reset: Change return type for clock reset register function Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 10/19] clk: mediatek: reset: Add new register reset function with device Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 11/19] clk: mediatek: reset: Add reset support for simple probe Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 12/19] dt-bindings: arm: mediatek: Add #reset-cells property for MT8192/MT8195 Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 13/19] dt-bindings: reset: mediatek: Add infra_ao reset index " Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 14/19] clk: mediatek: reset: Add infra_ao reset support " Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 15/19] arm64: dts: mediatek: Add infra #reset-cells property for MT8192 Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 16/19] arm64: dts: mediatek: Add infra #reset-cells property for MT8195 Rex-BC Chen
2022-06-20  6:40   ` Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 17/19] dt-bindings: reset: mediatek: Add infra_ao reset index for MT8186 Rex-BC Chen
2022-05-23  9:05   ` AngeloGioacchino Del Regno
2022-05-23  9:16     ` Rex-BC Chen
2022-05-23  6:00 ` [PATCH v8 18/19] dt-bindings: arm: mediatek: Add #reset-cells property " Rex-BC Chen
2022-05-23  9:09   ` AngeloGioacchino Del Regno
2022-05-23  6:00 ` [PATCH v8 19/19] clk: mediatek: reset: Add infra_ao reset support " Rex-BC Chen
2022-05-23  9:17   ` AngeloGioacchino Del Regno

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220523060056.24396-3-rex-bc.chen@mediatek.com \
    --to=rex-bc.chen@mediatek.com \
    --cc=Project_Global_Chrome_Upstream_Group@mediatek.com \
    --cc=angelogioacchino.delregno@collabora.com \
    --cc=chun-jie.chen@mediatek.com \
    --cc=devicetree@vger.kernel.org \
    --cc=krzysztof.kozlowski+dt@linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mediatek@lists.infradead.org \
    --cc=matthias.bgg@gmail.com \
    --cc=mturquette@baylibre.com \
    --cc=nfraprado@collabora.com \
    --cc=p.zabel@pengutronix.de \
    --cc=robh+dt@kernel.org \
    --cc=runyang.chen@mediatek.com \
    --cc=sboyd@kernel.org \
    --cc=wenst@chromium.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).