From: Friday Yang <friday.yang@mediatek.com>
To: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Garmin Chang <garmin.chang@mediatek.com>,
Yong Wu <yong.wu@mediatek.com>
Cc: Friday Yang <friday.yang@mediatek.com>,
<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>,
<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: [PATCH v3 0/2] Add SMI LARBs reset for MediaTek MT8188 SoC
Date: Tue, 21 Jan 2025 14:50:39 +0800 [thread overview]
Message-ID: <20250121065045.13514-1-friday.yang@mediatek.com> (raw)
Based on tag: next-20250120, linux-next/master
When we enable/disable power domain, the SMI LARBs linked to this power
domain could be affected by the bus glitch. To avoid this issue, SMI
need to apply clamp and reset opereations.
This patch mainly add these functions:
1) Add reset platform data for SMI LARBs to implement reset opereations
in current clock control driver.
2) Add bindings to support the reset controller driver.
Changes v3:
- Drop the v2 smi reset binding
- Add '#reset-cells' for the clock controller in the image, camera
and IPE subsystems.
- Drop the v2 smi reset driver and use the existed clock control driver
- Add reset platform data for SMI LARBs in the image, camera and IPE
subsystems.
v2:
https://lore.kernel.org/lkml/20241120063305.8135-2-friday.yang@mediatek.com/
https://lore.kernel.org/lkml/20241120063305.8135-3-friday.yang@mediatek.com/
Friday Yang (2):
dt-bindings: clock: mediatek: Add support for SMI LARBs reset
clk: mediatek: Add support for SMI LARBs reset
.../bindings/clock/mediatek,mt8188-clock.yaml | 21 +++++++++++++++++++
drivers/clk/mediatek/clk-mt8188-cam.c | 17 +++++++++++++++
drivers/clk/mediatek/clk-mt8188-img.c | 18 ++++++++++++++++
drivers/clk/mediatek/clk-mt8188-ipe.c | 14 +++++++++++++
4 files changed, 70 insertions(+)
--
2.46.0
next reply other threads:[~2025-01-21 6:56 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-21 6:50 Friday Yang [this message]
2025-01-21 6:50 ` [PATCH v3 1/2] dt-bindings: clock: mediatek: Add SMI LARBs reset for MT8188 Friday Yang
2025-01-21 17:30 ` Conor Dooley
2025-01-22 7:40 ` Friday Yang (杨阳)
2025-01-24 17:31 ` Conor Dooley
2025-02-18 12:44 ` Friday Yang (杨阳)
2025-02-18 14:24 ` AngeloGioacchino Del Regno
2025-02-18 16:53 ` Conor Dooley
2025-01-21 6:50 ` [PATCH v3 2/2] clk: " Friday Yang
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