linux-kernel - Re: [PATCH 2/6] clk: qcom: ipq9574: Enable APSS clock driver

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Message-ID: <c9b5ecf4-29ac-1326-0dff-80577440b587@quicinc.com>
Date:   Tue, 31 Jan 2023 15:09:06 +0530
From:   Devi Priya <quic_devipriy@...cinc.com>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <jassisinghbrar@...il.com>,
        <catalin.marinas@....com>, <will@...nel.org>,
        <shawnguo@...nel.org>, <arnd@...db.de>,
        <marcel.ziswiler@...adex.com>, <nfraprado@...labora.com>,
        <broonie@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-clk@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <quic_srichara@...cinc.com>, <quic_gokulsri@...cinc.com>,
        <quic_sjaganat@...cinc.com>, <quic_kathirav@...cinc.com>,
        <quic_arajkuma@...cinc.com>, <quic_anusha@...cinc.com>,
        <quic_poovendh@...cinc.com>
Subject: Re: [PATCH 2/6] clk: qcom: ipq9574: Enable APSS clock driver

Thanks Dmitry for taking time to review the patch!

On 1/31/2023 2:59 PM, Dmitry Baryshkov wrote:
> On 13/01/2023 16:36, devi priya wrote:
>> Enable APSS clock driver for IPQ9574 based devices
>>
>> Co-developed-by: Praveenkumar I <quic_ipkumar@...cinc.com>
>> Signed-off-by: Praveenkumar I <quic_ipkumar@...cinc.com>
>> Signed-off-by: devi priya <quic_devipriy@...cinc.com>
>> ---
>>   drivers/clk/qcom/apss-ipq-pll.c         | 13 +++++++++++++
>>   drivers/mailbox/qcom-apcs-ipc-mailbox.c |  5 +++++
> 
> Note, the drivers/mailbox isn't a part of the 'drivers/clk', so it 
> should go to a separate patch (and it will be handled by a different 
> maintainer).
> 
Sure, got it. will split the changes in V2
>>   2 files changed, 18 insertions(+)
>>
>> diff --git a/drivers/clk/qcom/apss-ipq-pll.c 
>> b/drivers/clk/qcom/apss-ipq-pll.c
>> index a5aea27eb867..dd0c01bf5a98 100644
>> --- a/drivers/clk/qcom/apss-ipq-pll.c
>> +++ b/drivers/clk/qcom/apss-ipq-pll.c
>> @@ -61,6 +61,18 @@ static const struct alpha_pll_config 
>> ipq8074_pll_config = {
>>       .test_ctl_hi_val = 0x4000,
>>   };
>> +static const struct alpha_pll_config ipq9574_pll_config = {
>> +    .l = 0x3b,
>> +    .config_ctl_val = 0x200D4828,
>> +    .config_ctl_hi_val = 0x6,
>> +    .early_output_mask = BIT(3),
>> +    .aux2_output_mask = BIT(2),
>> +    .aux_output_mask = BIT(1),
>> +    .main_output_mask = BIT(0),
>> +    .test_ctl_val = 0x0,
>> +    .test_ctl_hi_val = 0x4000,
>> +};
>> +
>>   static const struct regmap_config ipq_pll_regmap_config = {
>>       .reg_bits        = 32,
>>       .reg_stride        = 4,
>> @@ -102,6 +114,7 @@ static int apss_ipq_pll_probe(struct 
>> platform_device *pdev)
>>   static const struct of_device_id apss_ipq_pll_match_table[] = {
>>       { .compatible = "qcom,ipq6018-a53pll", .data = 
>> &ipq6018_pll_config },
>>       { .compatible = "qcom,ipq8074-a53pll", .data = 
>> &ipq8074_pll_config },
>> +    { .compatible = "qcom,ipq9574-a73pll", .data = 
>> &ipq9574_pll_config },
>>       { }
>>   };
>>   MODULE_DEVICE_TABLE(of, apss_ipq_pll_match_table);
>> diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c 
>> b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
>> index 0e9f9cba8668..90e74f9d7cb3 100644
>> --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
>> +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
>> @@ -33,6 +33,10 @@ static const struct qcom_apcs_ipc_data 
>> ipq6018_apcs_data = {
>>       .offset = 8, .clk_name = "qcom,apss-ipq6018-clk"
>>   };
>> +static const struct qcom_apcs_ipc_data ipq9574_apcs_data = {
>> +    .offset = 8, .clk_name = "qcom,apss-ipq6018-clk"
>> +};
> 
> As the data is identical to ipq6018's one, please don't add a duplicate 
> of it.
> 
Sure, okay
>> +
>>   static const struct qcom_apcs_ipc_data msm8916_apcs_data = {
>>       .offset = 8, .clk_name = "qcom-apcs-msm8916-clk"
>>   };
>> @@ -143,6 +147,7 @@ static int qcom_apcs_ipc_remove(struct 
>> platform_device *pdev)
>>   static const struct of_device_id qcom_apcs_ipc_of_match[] = {
>>       { .compatible = "qcom,ipq6018-apcs-apps-global", .data = 
>> &ipq6018_apcs_data },
>>       { .compatible = "qcom,ipq8074-apcs-apps-global", .data = 
>> &ipq6018_apcs_data },
>> +    { .compatible = "qcom,ipq9574-apcs-apps-global", .data = 
>> &ipq9574_apcs_data },
>>       { .compatible = "qcom,msm8916-apcs-kpss-global", .data = 
>> &msm8916_apcs_data },
>>       { .compatible = "qcom,msm8939-apcs-kpss-global", .data = 
>> &msm8916_apcs_data },
>>       { .compatible = "qcom,msm8953-apcs-kpss-global", .data = 
>> &msm8994_apcs_data },
> 
Best Regards,
Devi Priya