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SubjectRe: [PATCH V2 0/7] i2c: sprd: Modification of UNISOC Platform I2C Driver
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On 10/23/2023 4:11 PM, Huangzheng Lai wrote:
> Recently, some bugs have been discovered during use, patch3 and
> patch5-6 are bug fixes. Also, this patchset add new features:
> patch1 allows I2C to use more frequencies for communication,
> patch2 allows I2C to use 'reset framework' for reset, and patch4 allows
> I2C controller to dynamically switch frequencies during use.

I suggest separating bugfix patches from feature patches to ensure that
bugfix patches are reviewed and merged as soon as possible.

>
> change in V2
> -Using 'I2C' instead of 'IIC' in the patch set.
> -Using imperative form in patch subject.
> -Use 'switch case' instead of 'else if' in PATCH 1/7.
> -Modify if (i2c_dev->rst != NULL) to if (i2c_dev->rst) in PATCH 2/7.
> -Modify some dev_err() to dev_warn() or dev_dbg().
> -Clear i2c_dev->ack_flag in sprd_i2c_clear_ack() in PATCH 3/7.
> -Modify the indentation format of the code in PATCH 4/7.
> -Move sprd_i2c_enable() above its caller in PATCH 5/7.
> -Remove 'Set I2C_RX_ACK when clear irq' commit.
> -Add Fixes tags.
>
> Huangzheng Lai (7):
> i2c: sprd: Add configurations that support 1Mhz and 3.4Mhz frequencies
> i2c: sprd: Add I2C driver to use 'reset framework' function
> i2c: sprd: Use global variables to record I2C ack/nack status instead
> of local variables
> i2c: sprd: Add I2C controller driver to support dynamic switching of
> 400K/1M/3.4M frequency
> i2c: sprd: Configure the enable bit of the I2C controller before each
> transmission initiation
> i2c: sprd: Increase the waiting time for I2C transmission to avoid
> system crash issues
> i2c: sprd: Add I2C_NACK_EN and I2C_TRANS_EN control bits
>
> drivers/i2c/busses/i2c-sprd.c | 166 ++++++++++++++++++++++------------
> 1 file changed, 106 insertions(+), 60 deletions(-)
>

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