linux-kernel - [PATCH v8 0/3] Add support for Cix Sky1 resets

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Message-ID: <20260209093344.2013693-1-gary.yang@cixtech.com>
Date: Mon,  9 Feb 2026 17:33:41 +0800
From: Gary Yang <gary.yang@...tech.com>
To: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	p.zabel@...gutronix.de,
	peter.chen@...tech.com,
	unicorn_wang@...look.com,
	inochiama@...il.com,
	alchark@...il.com
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	cix-kernel-upstream@...tech.com,
	Gary Yang <gary.yang@...tech.com>
Subject: [PATCH v8 0/3] Add support for Cix Sky1 resets

Patch 1: Add yaml file for Cix Sky1 resets
Patch 2: Add driver codes for Cix Sky1 resets
Patch 3: Add dts nodes for Cix Sky1 resets

v8 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-system-control.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- refine reset driver
- remove "simple-mfd" strings

v7 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-system-control.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- fix build warning

v6 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-system-control.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- refine reset driver
- fix dt-bindings style

v5 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-rst.yaml
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-system-controller.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- refine reset driver
- fix dt-bindings style

v4 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-rst.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- add syscon
- refine reset driver
- fix dt-bindings style

v3 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-rst.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- remove syscon

v2 changes:
- Pass dts build check with below commands:
make O=$OUTKNL dt_binding_check
make O=$OUTKNL dt_binding_check DT_SCHEMA_FILES=cix,sky1-rst.yaml
make O=$OUTKNL CHECK_DTBS=y W=1 cix/sky1-orion-o6.dtb
scripts/checkpatch.pl 000*.patch
- fix dt-bindings style
- refine reset driver

Gary Yang (3):
  dt-bindings: soc: cix: document the simple-mfd syscon on Sky1 SoC
  reset: add Sky1 soc reset support
  arm64: dts: cix: add support for cix sky1 resets

 .../soc/cix/cix,sky1-system-control.yaml      |  42 ++
 arch/arm64/boot/dts/cix/sky1.dtsi             |  12 +
 drivers/reset/Kconfig                         |   7 +
 drivers/reset/Makefile                        |   1 +
 drivers/reset/reset-sky1.c                    | 374 ++++++++++++++++++
 drivers/soc/Kconfig                           |   1 +
 drivers/soc/Makefile                          |   1 +
 drivers/soc/cix/Kconfig                       |  11 +
 drivers/soc/cix/Makefile                      |   1 +
 drivers/soc/cix/sky1-system-control.c         |  47 +++
 include/dt-bindings/reset/cix,sky1-rst-fch.h  |  42 ++
 include/dt-bindings/reset/cix,sky1-rst.h      | 164 ++++++++
 12 files changed, 703 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/cix/cix,sky1-system-control.yaml
 create mode 100644 drivers/reset/reset-sky1.c
 create mode 100644 drivers/soc/cix/Kconfig
 create mode 100644 drivers/soc/cix/Makefile
 create mode 100644 drivers/soc/cix/sky1-system-control.c
 create mode 100644 include/dt-bindings/reset/cix,sky1-rst-fch.h
 create mode 100644 include/dt-bindings/reset/cix,sky1-rst.h

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2.49.0