From: Piotr Kubik <piotr.kubik@adtran.com>
These patch series provide support for Skyworks Si3474 I2C Power
Sourcing Equipment controller.
Based on the TPS23881 driver code.
Supported features of Si3474:
- get port status,
- get port power,
- get port voltage,
- enable/disable port power
Signed-off-by: Piotr Kubik <piotr.kubik@adtran.com>
---
Changes in v3:
- Use _scoped version of for_each_child_of_node().
- Remove redundant return value assignments in si3474_get_of_channels().
- Change dev_info() to dev_dbg() on successful probe.
- Rename all instances of "slave" to "secondary".
- Register devm cleanup action for ancillary i2c, simplifying cleanup logic in si3474_i2c_probe().
- Add explicit return 0 on successful probe.
- Drop unnecessary .remove callback.
- Update channel node description in device tree binding documentation.
- Reorder reg and reg-names properties in device tree binding documentation.
- Rename all "slave" references to "secondary" in device tree bindings documentation.
- Link to v2: https://lore.kernel.org/netdev/bf9e5c77-512d-4efb-ad1d-f14120c4e06b@adtran.com
Changes in v2:
- Handle both IC quads via single driver instance
- Add architecture & terminology description comment
- Change pi_enable, pi_disable, pi_get_admin_state to use PORT_MODE register
- Rename power ports to 'pi'
- Use i2c_smbus_write_byte_data() for single byte registers
- Coding style improvements
- Link to v1: https://lore.kernel.org/netdev/a92be603-7ad4-4dd3-b083-548658a4448a@adtran.com
---
Piotr Kubik (2):
dt-bindings: net: pse-pd: Add bindings for Si3474 PSE controller
net: pse-pd: Add Si3474 PSE controller driver
.../bindings/net/pse-pd/skyworks,si3474.yaml | 144 ++++
drivers/net/pse-pd/Kconfig | 10 +
drivers/net/pse-pd/Makefile | 1 +
drivers/net/pse-pd/si3474.c | 649 ++++++++++++++++++
4 files changed, 804 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/pse-pd/skyworks,si3474.yaml
create mode 100644 drivers/net/pse-pd/si3474.c
--
2.43.0
Piotr Kubik
piotr.kubik@adtran.com
www.adtran.com