[PATCH v3 0/5] Introduce Intel Elkhart Lake PSE TIO

From: Raag Jadav
Date: Fri Mar 07 2025 - 00:23:01 EST


Intel Elkhart Lake Programmable Service Engine (PSE) includes two PCI
devices that expose two different capabilities of GPIO and Timed I/O
as a single PCI function through shared MMIO.

This series adds MFD driver for them and extends PPS generator driver
to support initial PSE TIO functionality.

v2: Use consistent naming with Intel drivers (Andy)
Add MFD dependency for leaf drivers (Andy)
Aesthetic adjustments (Andy)
Update tags

v3: Use consistent naming in MAINTAINERS entry (Andy)
Use COMPILE_TEST in a practical (all or nothing) way (Andy)

Raag Jadav (5):
mfd: intel_ehl_pse_gpio: Introduce Intel Elkhart Lake PSE GPIO and TIO
gpio: elkhartlake: depend on MFD_INTEL_EHL_PSE_GPIO
pps: generators: tio: split pps_gen_tio.h
pps: generators: tio: move to match_data() model
pps: generators: tio: Introduce Intel Elkhart Lake PSE TIO

MAINTAINERS | 5 ++
drivers/gpio/Kconfig | 2 +-
drivers/mfd/Kconfig | 12 ++++
drivers/mfd/Makefile | 1 +
drivers/mfd/intel_ehl_pse_gpio.c | 100 +++++++++++++++++++++++++++
drivers/pps/generators/Kconfig | 2 +-
drivers/pps/generators/pps_gen_tio.c | 80 ++++++++++-----------
drivers/pps/generators/pps_gen_tio.h | 67 ++++++++++++++++++
8 files changed, 228 insertions(+), 41 deletions(-)
create mode 100644 drivers/mfd/intel_ehl_pse_gpio.c
create mode 100644 drivers/pps/generators/pps_gen_tio.h


base-commit: 264ff8415aed324584acc85740596f6e1df7b663
--
2.34.1