[PATCH v9 0/6] spmi: apple: Additional commands and interrupt support.
From: Sasha Finkelstein <k@chaosmail.tech>
Date: 2026-09-01 10:29:14
Also in:
asahi, linux-devicetree, lkml
The SPMI bus has grown additional responsibilities in the M3 generation, making the current driver insufficient. Add M3 comatibles, support for slave-sent interrupts, FIFO interrupts, power management commands, parity validation, and fix locking. To simplify the merge strategy, the device tree entries will be sent in a future patch series. Signed-off-by: Sasha Finkelstein <k@chaosmail.tech> --- Changes in v9: - more dt-binding fixes - Link to v8: https://patch.msgid.link/20260828-t603x-spmi-v8-0-708d4d12e0fd@chaosmail.tech Changes in v8: - dt-binding style fixes per review - Link to v7: https://patch.msgid.link/20260818-t603x-spmi-v7-0-dafebe6e7739@chaosmail.tech Changes in v7: - Require interrupt support on M3+ - Link to v6: https://patch.msgid.link/20260816-t603x-spmi-v6-0-c5ab87aa447b@chaosmail.tech Changes in v6: - Fix interrupt controller teardown - Link to v5: https://patch.msgid.link/20260808-t603x-spmi-v5-0-553c5ac2f137@chaosmail.tech Changes in v5: - Style fixes per review - Fix fifo flush - Link to v4: https://patch.msgid.link/20260805-t603x-spmi-v4-0-c15a12d9a7d1@chaosmail.tech Changes in v4: - Re-do error recovery. - Fix an address calculation mistake - Link to v3: https://patch.msgid.link/20260803-t603x-spmi-v3-0-c17b506d91a1@chaosmail.tech Changes in v3: - Rework interrupt support - Address review comments - Link to v2: https://patch.msgid.link/20260728-t603x-spmi-v2-0-f43e5f10e583@chaosmail.tech Changes in v2: - Change locking to non-interruptible - Reorder irq ack - Clarify dt binding - Some data type cleanups - Link to v1: https://patch.msgid.link/20260725-t603x-spmi-v1-0-e1a29fcd2d38@chaosmail.tech --- Alba Mendez (5): spmi: apple: Validate FIFO state spmi: apple: check transaction status spmi: apple: Implement remaining commands spmi: apple: lock around FIFOs spmi: apple: Add interrupt functionality Sasha Finkelstein (1): dt-bindings: spmi: apple,spmi: Add t603x and t8122 Documentation/devicetree/bindings/spmi/apple,spmi.yaml | 29 ++++++++++ drivers/spmi/Kconfig | 3 +- drivers/spmi/spmi-apple-controller.c | 389 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---------- 3 files changed, 389 insertions(+), 32 deletions(-) --- base-commit: 0f23d56f17fdfc7db69d51f64c8b91bbab947aa9 change-id: 20260725-t603x-spmi-74630bf1b0a0 Best regards, -- Sasha Finkelstein [off-list ref]