linux-kernel - Re: [PATCH V2 0/7] i2c: sprd: Modification of UNISOC Platform I2C Driver

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Message-ID: <20231024214025.rfix4tzqzxlazbgh@zenone.zhora.eu>
Date:   Tue, 24 Oct 2023 23:40:25 +0200
From:   Andi Shyti <andi.shyti@...nel.org>
To:     Huangzheng Lai <Huangzheng.Lai@...soc.com>
Cc:     Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        huangzheng lai <laihuangzheng@...il.com>,
        Xiongpeng Wu <xiongpeng.wu@...soc.com>
Subject: Re: [PATCH V2 0/7] i2c: sprd: Modification of UNISOC Platform I2C
 Driver

Hi Huangzheng,

could you please use the [PATCH RESEND...] prefix when sending
the patch as it is?

Thanks,
Andi

On Mon, Oct 23, 2023 at 04:11:51PM +0800, 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.
> 
> 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(-)
> 
> -- 
> 2.17.1
>