diff mbox series

[07/10] PCI: qcom: Add support for SA8540P

Message ID 20220629141000.18111-8-johan+linaro@kernel.org (mailing list archive)
State Superseded
Headers show
Series PCI: qcom: Add support for SC8280XP and SA8540P | expand

Commit Message

Johan Hovold June 29, 2022, 2:09 p.m. UTC
The SA8540P platform has five PCIe controllers: two 4-lane, two 2-lane
and one 1-lane.

Add a new "qcom,pcie-sa8540p" compatible string and reuse the 1.9.0 ops.

Note that like for SC8280XP, the SA8540 controllers need two or three
interconnect clocks to be enabled.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 drivers/pci/controller/dwc/pcie-qcom.c | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Rob Herring (Arm) July 1, 2022, 6:29 p.m. UTC | #1
On Wed, Jun 29, 2022 at 04:09:57PM +0200, Johan Hovold wrote:
> The SA8540P platform has five PCIe controllers: two 4-lane, two 2-lane
> and one 1-lane.
> 
> Add a new "qcom,pcie-sa8540p" compatible string and reuse the 1.9.0 ops.
> 
> Note that like for SC8280XP, the SA8540 controllers need two or three
> interconnect clocks to be enabled.
> 
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---
>  drivers/pci/controller/dwc/pcie-qcom.c | 6 ++++++
>  1 file changed, 6 insertions(+)

Reviewed-by: Rob Herring <robh@kernel.org>
Manivannan Sadhasivam July 9, 2022, 8:19 a.m. UTC | #2
On Wed, Jun 29, 2022 at 04:09:57PM +0200, Johan Hovold wrote:
> The SA8540P platform has five PCIe controllers: two 4-lane, two 2-lane
> and one 1-lane.
> 
> Add a new "qcom,pcie-sa8540p" compatible string and reuse the 1.9.0 ops.
> 
> Note that like for SC8280XP, the SA8540 controllers need two or three
> interconnect clocks to be enabled.
> 
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

Thanks,
Mani

> ---
>  drivers/pci/controller/dwc/pcie-qcom.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
> index da3f1cdc4ba6..8ab88e5743da 100644
> --- a/drivers/pci/controller/dwc/pcie-qcom.c
> +++ b/drivers/pci/controller/dwc/pcie-qcom.c
> @@ -1461,6 +1461,11 @@ static const struct qcom_pcie_cfg ipq4019_cfg = {
>  	.ops = &ops_2_4_0,
>  };
>  
> +static const struct qcom_pcie_cfg sa8540p_cfg = {
> +	.ops = &ops_1_9_0,
> +	.has_ddrss_sf_tbu_clk = true,
> +};
> +
>  static const struct qcom_pcie_cfg sc8280xp_cfg = {
>  	.ops = &ops_1_9_0,
>  	.has_ddrss_sf_tbu_clk = true,
> @@ -1626,6 +1631,7 @@ static const struct of_device_id qcom_pcie_match[] = {
>  	{ .compatible = "qcom,pcie-ipq8074", .data = &ipq8074_cfg },
>  	{ .compatible = "qcom,pcie-ipq4019", .data = &ipq4019_cfg },
>  	{ .compatible = "qcom,pcie-qcs404", .data = &ipq4019_cfg },
> +	{ .compatible = "qcom,pcie-sa8540p", .data = &sa8540p_cfg },
>  	{ .compatible = "qcom,pcie-sdm845", .data = &sdm845_cfg },
>  	{ .compatible = "qcom,pcie-sm8150", .data = &sm8150_cfg },
>  	{ .compatible = "qcom,pcie-sm8250", .data = &sm8250_cfg },
> -- 
> 2.35.1
>
diff mbox series

Patch

diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index da3f1cdc4ba6..8ab88e5743da 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1461,6 +1461,11 @@  static const struct qcom_pcie_cfg ipq4019_cfg = {
 	.ops = &ops_2_4_0,
 };
 
+static const struct qcom_pcie_cfg sa8540p_cfg = {
+	.ops = &ops_1_9_0,
+	.has_ddrss_sf_tbu_clk = true,
+};
+
 static const struct qcom_pcie_cfg sc8280xp_cfg = {
 	.ops = &ops_1_9_0,
 	.has_ddrss_sf_tbu_clk = true,
@@ -1626,6 +1631,7 @@  static const struct of_device_id qcom_pcie_match[] = {
 	{ .compatible = "qcom,pcie-ipq8074", .data = &ipq8074_cfg },
 	{ .compatible = "qcom,pcie-ipq4019", .data = &ipq4019_cfg },
 	{ .compatible = "qcom,pcie-qcs404", .data = &ipq4019_cfg },
+	{ .compatible = "qcom,pcie-sa8540p", .data = &sa8540p_cfg },
 	{ .compatible = "qcom,pcie-sdm845", .data = &sdm845_cfg },
 	{ .compatible = "qcom,pcie-sm8150", .data = &sm8150_cfg },
 	{ .compatible = "qcom,pcie-sm8250", .data = &sm8250_cfg },