Commit Graph

5 Commits

Author SHA1 Message Date
Andrei Coardos 00e1b4427d reset: npcm: remove unneeded call to platform_set_drvdata()
This function call was found to be unnecessary as there is no equivalent
platform_get_drvdata() call to access the private data of the driver. Also,
the private data is defined in this driver, so there is no risk of it being
accessed outside of this driver file.

Reviewed-by: Alexandru Ardelean <alex@shruggie.ro>
Signed-off-by: Andrei Coardos <aboutphysycs@gmail.com>
Link: https://lore.kernel.org/r/20230807105630.11638-1-aboutphysycs@gmail.com
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2023-08-08 15:31:00 +02:00
Tomer Maimon ae358d71d4 reset: npcm: fix iprst2 and iprst4 setting
In NPCM8XX USB reset sequence, iprst2 register was set with iprst4 value
and iprst4 register wasn´t set.

This fix sets the correct IP reset values in iprst2 and iprst4 registers
in NPCM8XX USB reset sequence.

Fixes: fc5d2a2f4a ("reset: npcm: Add NPCM8XX support")

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20220922153856.23326-1-tmaimon77@gmail.com
2022-09-22 17:48:35 +02:00
Tomer Maimon fc5d2a2f4a reset: npcm: Add NPCM8XX support
Updated the NPCM reset driver to add support for Nuvoton BMC NPCM8XX SoC.
As part of adding NPCM8XX support:
- Add NPCM8XX specific compatible string.
- Add NPCM8XX USB reset.
- Add data to handle architecture-specific reset parameters.
- Some of the Reset Id and number of resets are different from NPCM7XX.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-07-19 15:41:03 +02:00
Tomer Maimon 3183444aee reset: npcm: using syscon instead of device data
Using syscon device tree property instead of device data to handle the
NPCM general control registers.

In case the syscon not found the code still search for nuvoton,npcm750-gcr
to support DTS backward compatibility.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-07-19 15:41:02 +02:00
Tomer Maimon 9c81b2ccf8 reset: npcm: add NPCM reset controller driver
Add Nuvoton NPCM BMC reset controller driver.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2020-01-02 12:25:05 +01:00