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From: Aurelien Jarno <aurelien@aurel32.net>
To: linux-kernel@vger.kernel.org, Lee Jones <lee@kernel.org>,
	Sebastian Reichel <sre@kernel.org>,
	Troy Mitchell <troy.mitchell@linux.spacemit.com>,
	Yixun Lan <dlan@gentoo.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	linux-riscv@lists.infradead.org (open list:RISC-V
	ARCHITECTURE:Keyword:riscv),
	spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC
	Support:Keyword:spacemit)
Cc: Aurelien Jarno <aurelien@aurel32.net>,
	linux-pm@vger.kernel.org (open list:SYSTEM RESET/SHUTDOWN
	DRIVERS),
	linux-riscv@lists.infradead.org (open list:RISC-V SPACEMIT SoC
	Support),
	spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC Support)
Subject: [PATCH v3 0/2] driver: reset: spacemit-p1: add driver for poweroff/reboot
Date: Tue, 21 Oct 2025 22:11:58 +0200	[thread overview]
Message-ID: <20251021201451.1013640-1-aurelien@aurel32.net> (raw)

This adds poweroff/reboot support for the SpacemiT P1 PMIC chip, which is
commonly paired with the SpacemiT K1 SoC.

Note: For reliable operation, this driver depends on a this patch that adds
atomic transfer support to the SpacemiT I2C controller driver:
https://lore.kernel.org/spacemit/20251009-k1-i2c-atomic-v4-1-a89367870286@linux.spacemit.com/

Changes between version 2 and version 3:
- Allow building as a module
- Remove outdated Acked-by and Tested-by
- Collect Reviewed-by

Here is version 2 of this series:
  https://lore.kernel.org/spacemit/20251019191519.3898095-1-aurelien@aurel32.net/    

Changes between version 1 and version 2:
- Rebase onto v6.18-rc1
- Use dev_err_probe() to simplify the code
- Fix indentation of patch 1
- Collect Acked-by and Tested-by

Here is version 1 of this series:
  https://lore.kernel.org/spacemit/20250927220824.1267318-1-aurelien@aurel32.net/
  

Aurelien Jarno (2):
  driver: reset: spacemit-p1: add driver for poweroff/reboot
  mfd: simple-mfd-i2c: add a reboot cell for the SpacemiT P1 chip

 drivers/mfd/simple-mfd-i2c.c             |  1 +
 drivers/power/reset/Kconfig              |  9 +++
 drivers/power/reset/Makefile             |  1 +
 drivers/power/reset/spacemit-p1-reboot.c | 88 ++++++++++++++++++++++++
 4 files changed, 99 insertions(+)
 create mode 100644 drivers/power/reset/spacemit-p1-reboot.c

-- 
2.47.2


             reply	other threads:[~2025-10-21 20:15 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-21 20:11 Aurelien Jarno [this message]
2025-10-21 20:11 ` [PATCH v3 1/2] driver: reset: spacemit-p1: add driver for poweroff/reboot Aurelien Jarno
2025-10-22  0:48   ` Yixun Lan
2025-10-22  5:36     ` Aurelien Jarno
2025-10-22  5:42       ` Troy Mitchell
2025-10-22 16:48         ` Aurelien Jarno
2025-10-23  1:05           ` Troy Mitchell
2025-10-21 20:12 ` [PATCH v3 2/2] mfd: simple-mfd-i2c: add a reboot cell for the SpacemiT P1 chip Aurelien Jarno

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