Hi Gregor,
Am 08.05.26 um 16:42 schrieb Gregor Herburger:
Hi,
This series adds support for the Raspberry Pis OTP registers. The
Raspberry Pi has one or more OTP regions. These registers are accessible
through the firmware. Add a driver for it and add updates the devicetree
for the Raspberry Pi 5.
---
Changes in v4:
- Additional patch to drop unnecessary select schema
- fix dt-bindings
- use __counted_by_le
- additional alignment check in read/write callbacks
- Link to v3:
https://patch.msgid.link/[email protected]
Changes in v3:
- dts: add "raspberrypi,bcm2835-firmware" as fallback and fix dt-bindings
- Fix Kconfig depends
- Changed firmware data fields to __le32
- Add MODULE_ALIAS
- Link to v2:
https://patch.msgid.link/[email protected]
Changes in v2:
- register nvmem driver from firmware driver and drop firmware sub nodes
- Use struct_size and __counted_by for dynamic array
- Drop unneeded comment in Kconfig
- Use NVMEM_DEVID_NONE
- Use kzalloc
- Update module description
- Link to v1:
https://patch.msgid.link/[email protected]
---
Gregor Herburger (5):
dt-bindings: raspberrypi,bcm2835-firmware: Add bcm2712-firmware
compatible
nvmem: Add the Raspberry Pi OTP driver
firmware: raspberrypi: register nvmem driver
arm64: dts: broadcom: bcm2712: add raspberrypi,bcm2712-firmware
compatible
dt-bindings: raspberrypi,bcm2835-firmware: Drop unnecessary select
.../arm/bcm/raspberrypi,bcm2835-firmware.yaml | 20 ++--
.../boot/dts/broadcom/bcm2712-rpi-5-b-base.dtsi | 4 +-
drivers/firmware/raspberrypi.c | 59 +++++++++-
drivers/nvmem/Kconfig | 10 ++
drivers/nvmem/Makefile | 1 +
drivers/nvmem/raspberrypi-otp.c | 130 +++++++++++++++++++++
include/soc/bcm2835/raspberrypi-firmware.h | 14 +++
7 files changed, 224 insertions(+), 14 deletions(-)
since you plan to submit a V5 of this series, could you please append
another patch to enable the driver as module for arm64/defconfig?
Thanks
