From: Rob Herring <robh@kernel.org>
To: Sven Peter <sven@svenpeter.dev>
Cc: Janne Grunau <j@jannau.net>,
Alyssa Rosenzweig <alyssa@rosenzweig.io>,
Neal Gompa <neal@gompa.dev>, Hector Martin <marcan@marcan.st>,
Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <brgl@bgdev.pl>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Sebastian Reichel <sre@kernel.org>, Lee Jones <lee@kernel.org>,
Marc Zyngier <maz@kernel.org>,
"Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>,
asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v5 02/10] dt-bindings: power: reboot: Add Apple Mac SMC Reboot Controller
Date: Wed, 14 May 2025 15:56:17 -0500 [thread overview]
Message-ID: <20250514205617.GA3020430-robh@kernel.org> (raw)
In-Reply-To: <20250511-smc-6-15-v5-2-f5980bdb18bd@svenpeter.dev>
On Sun, May 11, 2025 at 08:18:37AM +0000, Sven Peter wrote:
> On Apple Silicon machines a clean shutdown or reboot requires
> talking to SMC and writing to NVMEM cells. Add a binding for
> this MFD sub-device.
>
> Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
> Signed-off-by: Sven Peter <sven@svenpeter.dev>
> ---
> .../bindings/power/reset/apple,smc-reboot.yaml | 52 ++++++++++++++++++++++
> MAINTAINERS | 1 +
> 2 files changed, 53 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml b/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..e55e524914c2f57f7acf239fdefcbdc7a993b69f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml
> @@ -0,0 +1,52 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/apple,smc-reboot.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Apple SMC Reboot Controller
> +
> +description: |
Don't need '|' here.
> + The Apple System Management Controller (SMC) provides reboot functionality
> + on Apple Silicon SoCs. It uses NVMEM cells to store and track various
> + system state information related to boot, shutdown, and panic events.
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2025-05-14 21:01 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-11 8:18 [PATCH v5 00/10] Apple Mac System Management Controller Sven Peter via B4 Relay
2025-05-11 8:18 ` [PATCH v5 01/10] dt-bindings: gpio: Add Apple Mac SMC GPIO block Sven Peter via B4 Relay
2025-05-14 20:55 ` Rob Herring (Arm)
2025-05-11 8:18 ` [PATCH v5 02/10] dt-bindings: power: reboot: Add Apple Mac SMC Reboot Controller Sven Peter via B4 Relay
2025-05-14 20:56 ` Rob Herring [this message]
2025-05-11 8:18 ` [PATCH v5 03/10] dt-bindings: mfd: Add Apple Mac System Management Controller Sven Peter via B4 Relay
2025-05-14 20:55 ` Rob Herring
2025-05-11 8:18 ` [PATCH v5 04/10] soc: apple: rtkit: Make shmem_destroy optional Sven Peter via B4 Relay
2025-05-11 16:42 ` Alyssa Rosenzweig
2025-05-11 8:18 ` [PATCH v5 05/10] mfd: Add Apple Silicon System Management Controller Sven Peter via B4 Relay
2025-05-11 16:51 ` Alyssa Rosenzweig
2025-05-12 11:18 ` Sven Peter
2025-05-11 8:18 ` [PATCH v5 06/10] gpio: Add new gpio-macsmc driver for Apple Macs Sven Peter via B4 Relay
2025-05-11 16:45 ` Alyssa Rosenzweig
2025-05-11 8:18 ` [PATCH v5 07/10] power: reset: macsmc-reboot: Add driver for rebooting via Apple SMC Sven Peter via B4 Relay
2025-05-11 10:07 ` Stefan Wahren
2025-05-11 10:14 ` Sven Peter
2025-05-11 16:44 ` Alyssa Rosenzweig
2025-05-11 22:16 ` Sebastian Reichel
2025-05-12 15:41 ` Sven Peter
2025-05-11 8:18 ` [PATCH v5 08/10] arm64: dts: apple: t8103: Add SMC node Sven Peter via B4 Relay
2025-05-11 8:18 ` [PATCH v5 09/10] arm64: dts: apple: t8112: " Sven Peter via B4 Relay
2025-05-11 8:18 ` [PATCH v5 10/10] arm64: dts: apple: t600x: " Sven Peter via B4 Relay
2025-05-12 12:25 ` [PATCH v5 00/10] Apple Mac System Management Controller Neal Gompa
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