From: Sasha Finkelstein via B4 Relay <devnull+fnkl.kernel.gmail.com@kernel.org>
To: Sven Peter <sven@svenpeter.dev>, Janne Grunau <j@jannau.net>,
Alyssa Rosenzweig <alyssa@rosenzweig.io>,
Neal Gompa <neal@gompa.dev>,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Sasha Finkelstein <fnkl.kernel@gmail.com>,
Hector Martin <marcan@marcan.st>,
Nick Chan <towinchenmi@gmail.com>
Subject: [PATCH v3 0/3] Apple PMIC NVMEM cell driver (Formerly: Generic SPMI NVMEM cell driver)
Date: Wed, 23 Apr 2025 19:55:12 +0200 [thread overview]
Message-ID: <20250423-spmi-nvmem-v3-0-2985aa722ddc@gmail.com> (raw)
Hi.
This patch series adds a driver for exposing a set of registers
as NVMEM cells on a SPMI-attached PMIC on Apple ARM platforms.
Those are used to store the RTC offset and to communicate platform
power state between the OS and boot firmware.
The NVMEM cell consumer drivers will be sent in a further series.
Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com>
---
Changes in v3:
- No longer try to make it generic, use for the 3 relevant PMICs only
- Link to v2: https://lore.kernel.org/r/20250417-spmi-nvmem-v2-0-b88851e34afb@gmail.com
Changes in v2:
- s/pmu/pmic/
- Sort dts in unit-order, instead of t600x-unit-order
- Link to v1: https://lore.kernel.org/r/20250415-spmi-nvmem-v1-0-22067be253cf@gmail.com
---
Hector Martin (2):
nvmem: Add apple-spmi-nvmem driver
arm64: dts: apple: Add PMIC NVMEM
Sasha Finkelstein (1):
dt-bindings: spmi: Add Apple SPMI NVMEM
.../bindings/nvmem/apple,spmi-nvmem.yaml | 54 +++++++++++++++++++
MAINTAINERS | 2 +
arch/arm64/boot/dts/apple/t6001.dtsi | 1 +
arch/arm64/boot/dts/apple/t6002.dtsi | 1 +
arch/arm64/boot/dts/apple/t600x-die0.dtsi | 50 +++++++++++++++++
arch/arm64/boot/dts/apple/t8103.dtsi | 50 +++++++++++++++++
arch/arm64/boot/dts/apple/t8112.dtsi | 50 +++++++++++++++++
drivers/nvmem/Kconfig | 13 +++++
drivers/nvmem/Makefile | 2 +
drivers/nvmem/apple-spmi-nvmem.c | 62 ++++++++++++++++++++++
10 files changed, 285 insertions(+)
---
base-commit: 2e0e70c95077172b29a5b13716c4b159d578e82c
change-id: 20250415-spmi-nvmem-e08635316175
Best regards,
--
Sasha Finkelstein <fnkl.kernel@gmail.com>
next reply other threads:[~2025-04-23 17:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-23 17:55 Sasha Finkelstein via B4 Relay [this message]
2025-04-23 17:55 ` [PATCH v3 1/3] dt-bindings: spmi: Add Apple SPMI NVMEM Sasha Finkelstein via B4 Relay
2025-04-23 19:58 ` Rob Herring (Arm)
2025-04-23 17:55 ` [PATCH v3 2/3] nvmem: Add apple-spmi-nvmem driver Sasha Finkelstein via B4 Relay
2025-04-23 17:55 ` [PATCH v3 3/3] arm64: dts: apple: Add PMIC NVMEM Sasha Finkelstein via B4 Relay
2025-04-24 2:12 ` [PATCH v3 0/3] Apple PMIC NVMEM cell driver (Formerly: Generic SPMI NVMEM cell driver) Neal Gompa
2025-04-30 19:41 ` (subset) " Srinivas Kandagatla
2025-05-01 10:09 ` Sven Peter
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