[PATCH v3 0/2] Add i2c-cp2615

From: Bence Csókás
Date: Thu Mar 18 2021 - 07:36:42 EST


For a hardware project, I need the I2C master of SiLabs' CP2615 chip
to be visible from under Linux. This patchset adds i2c-cp2615, a
driver which sets up an i2c_adapter for said chip.

Changes in v3:
* Fixed SPDX header
* Added I2C_AQ_NO_REP_START adapter quirk to i2c.h
* Added I2C_AQ_NO_ZERO_LEN | I2C_AQ_NO_REP_START to CP2615's quirk flags
* Made the driver only bind to the IOP interface
* Return -ENXIO instead of -ECOMM when the device does not ACK
* Formatting, fix almost all warnings and checks from `checkpatch --strict`
* CamelCase checks remain. These identifiers were taken from SiLabs'
Application Note, I thought it made sense to preserve these as-is.

Bence Csókás (2):
i2c: Add I2C_AQ_NO_REP_START adapter quirk
Adding i2c-cp2615: i2c support for Silicon Labs' CP2615 Digital Audio
Bridge

drivers/i2c/busses/Kconfig | 10 ++
drivers/i2c/busses/Makefile | 1 +
drivers/i2c/busses/i2c-cp2615.c | 279 ++++++++++++++++++++++++++++++++
include/linux/i2c.h | 2 +
4 files changed, 292 insertions(+)
create mode 100644 drivers/i2c/busses/i2c-cp2615.c

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2.31.0