diff mbox series

[v4,10/12] PCI: qcom: Add SM8550 PCIe support

Message ID 20230119140453.3942340-11-abel.vesa@linaro.org
State Superseded
Headers show
Series sm8550: Add PCIe HC and PHY support | expand

Commit Message

Abel Vesa Jan. 19, 2023, 2:04 p.m. UTC
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@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.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(-)

Comments

Manivannan Sadhasivam Jan. 19, 2023, 2:21 p.m. UTC | #1
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@linaro.org>

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

> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.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Now this comment is outdated ;)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
>
Johan Hovold Jan. 23, 2023, 8:27 a.m. UTC | #2
On Thu, Jan 19, 2023 at 05:35:08PM +0200, Abel Vesa wrote:
> On 23-01-19 19:51:55, Manivannan Sadhasivam wrote:
> > 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@linaro.org>
> > 
> > Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
> > 
> > > Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> > > ---

> > > 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 ;)
> > 
> 
> Fair point. I'll wait for some more comments before
> I'll send a new version.

The comment is still correct, as several of these clocks are optional
and platform dependant. There's strictly no need to update it as part
of this patch.

> > >  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";

Johan
diff mbox series

Patch

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 */
 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 },
 	{ }
 };