linux-kernel - Re: [PATCH 2/8] mailbox: qcom: Add support for SDX65 APCS IPC

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Message-ID: <20220214084957.GH3494@thinkpad>
Date:   Mon, 14 Feb 2022 14:19:57 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Rohit Agarwal <quic_rohiagar@...cinc.com>
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        jassisinghbrar@...il.com, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] mailbox: qcom: Add support for SDX65 APCS IPC

On Mon, Feb 14, 2022 at 02:04:14PM +0530, Manivannan Sadhasivam wrote:
> On Mon, Feb 14, 2022 at 12:25:55PM +0530, Rohit Agarwal wrote:
> > In SDX65, the IPC bits are located in the APCS GCC block. Also, this block
> > can provide clock functionality. Hence, add support for IPC with correct
> > offset and name of the clock provider.
> > 
> > Signed-off-by: Rohit Agarwal <quic_rohiagar@...cinc.com>
> 
> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> 
> Thanks,
> Mani
> 
> > ---
> >  drivers/mailbox/qcom-apcs-ipc-mailbox.c | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> > index 9325d2a..3f8612c 100644
> > --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> > +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> > @@ -53,6 +53,10 @@ static const struct qcom_apcs_ipc_data sdx55_apcs_data = {
> >  	.offset = 0x1008, .clk_name = "qcom-sdx55-acps-clk"
> >  };
> >  
> > +static const struct qcom_apcs_ipc_data sdx65_apcs_data = {
> > +	.offset = 0x1008, .clk_name = "qcom-sdx65-acps-clk"
> > +};
> > +

After looking at patch 7/8, I think we should be able to reuse
"qcom-sdx55-acps-clk" for SDX65.

Thanks,
Mani
> >  static const struct regmap_config apcs_regmap_config = {
> >  	.reg_bits = 32,
> >  	.reg_stride = 4,
> > @@ -159,6 +163,7 @@ static const struct of_device_id qcom_apcs_ipc_of_match[] = {
> >  	{ .compatible = "qcom,sm8150-apss-shared", .data = &apps_shared_apcs_data },
> >  	{ .compatible = "qcom,sm6115-apcs-hmss-global", .data = &msm8994_apcs_data },
> >  	{ .compatible = "qcom,sdx55-apcs-gcc", .data = &sdx55_apcs_data },
> > +	{ .compatible = "qcom,sdx65-apcs-gcc", .data = &sdx65_apcs_data },
> >  	{}
> >  };
> >  MODULE_DEVICE_TABLE(of, qcom_apcs_ipc_of_match);
> > -- 
> > 2.7.4
> >