Re: [PATCH 2/7] clk: qcom: Add Global Clock Controller driver for IPQ9574

Devi Priya
2023-01-24T07:28:08Z

On 1/13/2023 7:39 PM, Konrad Dybcio wrote:
>
>
> On 13.01.2023 14:21, Devi Priya wrote:
>>
>>
>> On 1/10/2023 6:07 PM, Konrad Dybcio wrote:
>>>
>>>
>>> On 10.01.2023 13:13, devi priya wrote:
>>>> Add Global Clock Controller (GCC) driver for ipq9574 based devices
>>>>
>>>> Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
>>>> Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
>>>> Signed-off-by: devi priya <quic_devipriy@quicinc.com>
>>>> ---
> [...]
>
>>>> +static struct clk_branch gcc_blsp1_qup6_i2c_apps_clk = {
>>>> +    .halt_reg = 0x07024,
>>>> +    .clkr = {
>>>> +        .enable_reg = 0x07024,
>>>> +        .enable_mask = BIT(0),
>>>> +        .hw.init = &(struct clk_init_data) {
>>>> +            .name = "gcc_blsp1_qup6_i2c_apps_clk",
>>>> +            .parent_hws = (const struct clk_hw *[]) {
>>>> +                    &blsp1_qup6_i2c_apps_clk_src.clkr.hw },
>>>> +            .num_parents = 1,
>>>> +            .flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
>>> Sounds very much like a hack..
>> Got it, will remove the clock entry as it is not being used in linux
> I'm not sure removing it is the best option, somebody might have a
> funky board where they use this particular QUP for I2C for whatever
> reason and then the clock would have to be re-added..
Sure, Understood
This clock is used by the RPM component to communicate with PMIC and we
would add the critical flag here

> Thanks for addressing all of the review comments so thoroughly!
>
> Konrad

Best Regards,
Devi Priya