linux-kernel - [PATCH v5 0/2] Add JH7110 MIPI DPHY TX support

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Message-Id: <20240418035020.47876-1-shengyang.chen@starfivetech.com>
Date: Thu, 18 Apr 2024 11:50:18 +0800
From: Shengyang Chen <shengyang.chen@...rfivetech.com>
To: devicetree@...r.kernel.org,
	linux-phy@...ts.infradead.org
Cc: vkoul@...nel.org,
	kishon@...nel.org,
	robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	p.zabel@...gutronix.de,
	minda.chen@...rfivetech.com,
	changhuang.liang@...rfivetech.com,
	rogerq@...nel.org,
	geert+renesas@...der.be,
	keith.zhao@...rfivetech.com,
	shengyang.chen@...rfivetech.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH v5 0/2] Add JH7110 MIPI DPHY TX support

This patchset adds mipi dphy tx support for the StarFive JH7110 SoC.
It is used to transfer DSI data. The series has been tested on
the VisionFive 2 board.


change since v4:
- Rebased on tag v6.9-rc4.

patch 2:
-Drop shift macro definitions.
-Drop useless member variables of config array.
-Drop stf_dphy_set_reg() and  stf_dphy_get_reg().
-Add readl_poll_timeout_atomic() for delay in stf_dphy_hw_reset().
-Rewrite register configure logic with FIELD_PREP()/FIELD_GET() and writel()/readl().

v4: https://patchwork.kernel.org/project/linux-phy/cover/20240301012406.92589-1-shengyang.chen@starfivetech.com/


change since v3:
- Rebased on tag v6.8-rc6.

patch 2:
- Lower case for hex value.
- Replace bit shifts operation with macro definitions.
- Drop delay in stf_dphy_hw_reset().
- Change variable declarations order in stf_dphy_configure().

v3: https://patchwork.kernel.org/project/linux-phy/cover/20240206061921.107372-1-shengyang.chen@starfivetech.com/


change since v2:
- Rebased on tag v6.8-rc3.

patch 2:
- Drop regulator operation.

v2: https://patchwork.kernel.org/project/linux-phy/cover/20240109071246.24065-1-shengyang.chen@starfivetech.com/


changes since v1:
- Rebased on tag v6.7.

patch 1:
- Drop 'dphy_'prefix.
- Drop DSI reset.
- Drop unnecessary resets.


patch 2:
- Changed the commit message.
- Use dev_err_probe() and PTR_ERR() in probing.
- Drop DSI reset operation.
- Drop unnecessary resets operation.
- Add configs in array for full support of the module
- Changed 'void *io_addr' to 'void __iomem *io_addr'.

v1: https://patchwork.kernel.org/project/linux-phy/cover/20231117130421.79261-1-shengyang.chen@starfivetech.com/

Shengyang Chen (2):
  dt-bindings: phy: Add starfive,jh7110-dphy-tx
  phy: starfive: Add mipi dphy tx support

 .../bindings/phy/starfive,jh7110-dphy-tx.yaml |  68 +++
 MAINTAINERS                                   |   7 +
 drivers/phy/starfive/Kconfig                  |  10 +
 drivers/phy/starfive/Makefile                 |   1 +
 drivers/phy/starfive/phy-jh7110-dphy-tx.c     | 459 ++++++++++++++++++
 5 files changed, 545 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-tx.yaml
 create mode 100644 drivers/phy/starfive/phy-jh7110-dphy-tx.c

-- 
2.17.1