linux-kernel - Re: [PATCH v4 10/12] PCI: qcom: Add SM8550 PCIe support

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Message-ID: <20230119142155.GA101896@thinkpad>
Date:   Thu, 19 Jan 2023 19:51:55 +0530
From:   Manivannan Sadhasivam <mani@...nel.org>
To:     Abel Vesa <abel.vesa@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        "vkoul@...nel.org" <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 10/12] PCI: qcom: Add SM8550 PCIe support

On Thu, Jan 19, 2023 at 04:04:51PM +0200, Abel Vesa wrote:
> Add compatible for both PCIe found on SM8550.
> Also add the cnoc_pcie_sf_axi clock needed by the SM8550.
> 
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>

Reviewed-by: Manivannan Sadhasivam <mani@...nel.org>

> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
> 
> The v3 of this patchset is:
> https://lore.kernel.org/all/20230119112453.3393911-1-abel.vesa@linaro.org/
> 
> Changes since v3:
>  * renamed cnoc_pcie_sf_axi to cnoc_sf_axi
> 
> Changes since v2:
>  * none
>  
> Changes since v1:
>  * changed the subject line prefix for the patch to match the history,
>    like Bjorn Helgaas suggested.
>  * added Konrad's R-b tag
> 
> 
>  drivers/pci/controller/dwc/pcie-qcom.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
> index 77e5dc7b88ad..30f74bc51dbf 100644
> --- a/drivers/pci/controller/dwc/pcie-qcom.c
> +++ b/drivers/pci/controller/dwc/pcie-qcom.c
> @@ -182,7 +182,7 @@ struct qcom_pcie_resources_2_3_3 {
>  
>  /* 6 clocks typically, 7 for sm8250 */

Now this comment is outdated ;)

Thanks,
Mani

>  struct qcom_pcie_resources_2_7_0 {
> -	struct clk_bulk_data clks[12];
> +	struct clk_bulk_data clks[13];
>  	int num_clks;
>  	struct regulator_bulk_data supplies[2];
>  	struct reset_control *pci_reset;
> @@ -1208,6 +1208,7 @@ static int qcom_pcie_get_resources_2_7_0(struct qcom_pcie *pcie)
>  	res->clks[idx++].id = "noc_aggr_4";
>  	res->clks[idx++].id = "noc_aggr_south_sf";
>  	res->clks[idx++].id = "cnoc_qx";
> +	res->clks[idx++].id = "cnoc_sf_axi";
>  
>  	num_opt_clks = idx - num_clks;
>  	res->num_clks = idx;
> @@ -1828,6 +1829,7 @@ static const struct of_device_id qcom_pcie_match[] = {
>  	{ .compatible = "qcom,pcie-sm8250", .data = &cfg_1_9_0 },
>  	{ .compatible = "qcom,pcie-sm8450-pcie0", .data = &cfg_1_9_0 },
>  	{ .compatible = "qcom,pcie-sm8450-pcie1", .data = &cfg_1_9_0 },
> +	{ .compatible = "qcom,pcie-sm8550", .data = &cfg_1_9_0 },
>  	{ }
>  };
>  
> -- 
> 2.34.1
> 

-- 
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