Changelog v3:
- Get rid of dev_*_idt() macros
- Replace to_pdev_kobj() macro with naked dev_get_drvdata() call
- Return naked 0 instead of SUCCESS macro
- IDT CSR debug file is moved to debugfs
- BIN_ATTR_RW is used to declare sysfs binary attribute
- Moved bindings file to a separate patch
- Need to create a specific bin_attribute structure for each device
- Perform a few read retries with delays if EEPROM is busy

Changelog v4:
- Make 89HPESx device bindings to have one EEPROM subnode
- Alter 89HPESx device bindings text

Changelog v5:
- Replace atomic_t CSR field with of u16 type
- Get rid of dev_dbg() print outs of initialization methods
- Simplify DebugFS initialization method

Signed-off-by: Serge Semin <>

Serge Semin (2):
  eeprom: Add IDT 89HPESx EEPROM/CSR driver
  eeprom: Add IDT 89HPESx driver bindings file

 .../devicetree/bindings/misc/idt_89hpesx.txt       |   44 +
 drivers/misc/eeprom/Kconfig                        |   10 +
 drivers/misc/eeprom/Makefile                       |    1 +
 drivers/misc/eeprom/idt_89hpesx.c                  | 1587 ++++++++++++++++++++
 4 files changed, 1642 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/misc/idt_89hpesx.txt
 create mode 100644 drivers/misc/eeprom/idt_89hpesx.c


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