[PATCH v2 3/7] i2c: rzg2l: Add I2C driver for RZ/G2L family

Paul Barker paul.barker.ct at bp.renesas.com
Mon Feb 26 21:55:05 CET 2024


On 26/02/2024 17:43, Biju Das wrote:
> 
> 
>> -----Original Message-----
>> From: U-Boot <u-boot-bounces at lists.denx.de> On Behalf Of Paul Barker
>> Sent: Monday, February 26, 2024 3:06 PM
>> To: Marek Vasut <marek.vasut+renesas at mailbox.org>; Nobuhiro Iwamatsu
>> <iwamatsu at nigauri.org>
>> Cc: Paul Barker <paul.barker.ct at bp.renesas.com>; u-boot at lists.denx.de
>> Subject: [PATCH v2 3/7] i2c: rzg2l: Add I2C driver for RZ/G2L family
>>
>> This driver supports the I2C module on the Renesas RZ/G2L (R9A07G044) SoC,
>> also known as the RIIC module.
>>
>> This patch is based on both the u-boot driver in the Renesas RZ BSP
>> 3.0.5 release [1] (commit 7fcc1fdc2534), and the Linux v6.7 driver (commit
>> 0dd3ee311255).
>>
>> Support for deblocking the I2C bus is included as this may be needed after
>> triggering a reset via the Power Management IC (PMIC) over I2C (the PMIC
>> asserts the reset line before the SoC completes the I2C write transaction
>> with obvious bus locking effects). If the SDA line is observed to be low
>> during initialisation, we automatically attempt to deblock.
>>
>> [1]:
>>
>> Signed-off-by: Paul Barker <paul.barker.ct at bp.renesas.com>
>> eviewed-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
> 
> Typo. R is missing in the Rb tag.

Good catch - I pasted it right in the first patch but messed it up here
somehow. Hopefully Marek can fix this when applying if there's nothing
else that needs changing.

> 
> Also change log is missing.

The changelog is in the cover letter [1].

[1]: https://lore.kernel.org/u-boot/20240226150536.1690-1-paul.barker.ct@bp.renesas.com/

Thanks,

-- 
Paul Barker
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