2019-08-05 04:17:18

by Bao Xiaowei

[permalink] [raw]
Subject: [PATCHv2 1/3] dt-bindings: pci: layerscape-pci: add compatible strings "fsl,ls1028a-pcie"

Add the PCIe compatible string for LS1028A

Signed-off-by: Xiaowei Bao <[email protected]>
---
v2:
- no change.

Documentation/devicetree/bindings/pci/layerscape-pci.txt | 1 +
1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
index e20ceaa..99a386e 100644
--- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt
+++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
@@ -21,6 +21,7 @@ Required properties:
"fsl,ls1046a-pcie"
"fsl,ls1043a-pcie"
"fsl,ls1012a-pcie"
+ "fsl,ls1028a-pcie"
EP mode:
"fsl,ls1046a-pcie-ep", "fsl,ls-pcie-ep"
- reg: base addresses and lengths of the PCIe controller register blocks.
--
2.9.5


2019-08-05 04:17:18

by Bao Xiaowei

[permalink] [raw]
Subject: [PATCHv2 3/3] PCI: layerscape: Add LS1028a support

Add support for the LS1028a PCIe controller.

Signed-off-by: Xiaowei Bao <[email protected]>
---
v2:
- no change.

drivers/pci/controller/dwc/pci-layerscape.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/drivers/pci/controller/dwc/pci-layerscape.c b/drivers/pci/controller/dwc/pci-layerscape.c
index 3a5fa26..8c556e1 100644
--- a/drivers/pci/controller/dwc/pci-layerscape.c
+++ b/drivers/pci/controller/dwc/pci-layerscape.c
@@ -236,6 +236,14 @@ static const struct ls_pcie_drvdata ls1043_drvdata = {
.dw_pcie_ops = &dw_ls_pcie_ops,
};

+static const struct ls_pcie_drvdata ls1028a_drvdata = {
+ .lut_offset = 0x80000,
+ .ltssm_shift = 0,
+ .lut_dbg = 0x407fc,
+ .ops = &ls_pcie_host_ops,
+ .dw_pcie_ops = &dw_ls_pcie_ops,
+};
+
static const struct ls_pcie_drvdata ls1046_drvdata = {
.lut_offset = 0x80000,
.ltssm_shift = 24,
@@ -263,6 +271,7 @@ static const struct ls_pcie_drvdata ls2088_drvdata = {
static const struct of_device_id ls_pcie_of_match[] = {
{ .compatible = "fsl,ls1012a-pcie", .data = &ls1046_drvdata },
{ .compatible = "fsl,ls1021a-pcie", .data = &ls1021_drvdata },
+ { .compatible = "fsl,ls1028a-pcie", .data = &ls1028a_drvdata },
{ .compatible = "fsl,ls1043a-pcie", .data = &ls1043_drvdata },
{ .compatible = "fsl,ls1046a-pcie", .data = &ls1046_drvdata },
{ .compatible = "fsl,ls2080a-pcie", .data = &ls2080_drvdata },
--
2.9.5

2019-08-06 04:41:09

by Zhiqiang Hou

[permalink] [raw]
Subject: RE: [PATCHv2 3/3] PCI: layerscape: Add LS1028a support

Hi Xiaowei,

> -----Original Message-----
> From: Xiaowei Bao [mailto:[email protected]]
> Sent: 2019??8??5?? 12:05
> To: [email protected]; [email protected]; [email protected];
> [email protected]; Leo Li <[email protected]>; [email protected];
> [email protected]; [email protected]; [email protected];
> M.h. Lian <[email protected]>; Mingkai Hu <[email protected]>;
> Z.q. Hou <[email protected]>; Roy Zang <[email protected]>;
> [email protected]; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected]
> Cc: Xiaowei Bao <[email protected]>
> Subject: [PATCHv2 3/3] PCI: layerscape: Add LS1028a support
>
> Add support for the LS1028a PCIe controller.
>
> Signed-off-by: Xiaowei Bao <[email protected]>
> ---
> v2:
> - no change.
>
> drivers/pci/controller/dwc/pci-layerscape.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/pci/controller/dwc/pci-layerscape.c
> b/drivers/pci/controller/dwc/pci-layerscape.c
> index 3a5fa26..8c556e1 100644
> --- a/drivers/pci/controller/dwc/pci-layerscape.c
> +++ b/drivers/pci/controller/dwc/pci-layerscape.c
> @@ -236,6 +236,14 @@ static const struct ls_pcie_drvdata ls1043_drvdata =
> {
> .dw_pcie_ops = &dw_ls_pcie_ops,
> };
>
> +static const struct ls_pcie_drvdata ls1028a_drvdata = {
> + .lut_offset = 0x80000,
> + .ltssm_shift = 0,
> + .lut_dbg = 0x407fc,
> + .ops = &ls_pcie_host_ops,
> + .dw_pcie_ops = &dw_ls_pcie_ops,
> +};
> +

Reuse the driver data structure of LS2088 instead add a new one.

- Zhiqiang

> static const struct ls_pcie_drvdata ls1046_drvdata = {
> .lut_offset = 0x80000,
> .ltssm_shift = 24,
> @@ -263,6 +271,7 @@ static const struct ls_pcie_drvdata ls2088_drvdata =
> { static const struct of_device_id ls_pcie_of_match[] = {
> { .compatible = "fsl,ls1012a-pcie", .data = &ls1046_drvdata },
> { .compatible = "fsl,ls1021a-pcie", .data = &ls1021_drvdata },
> + { .compatible = "fsl,ls1028a-pcie", .data = &ls1028a_drvdata },
> { .compatible = "fsl,ls1043a-pcie", .data = &ls1043_drvdata },
> { .compatible = "fsl,ls1046a-pcie", .data = &ls1046_drvdata },
> { .compatible = "fsl,ls2080a-pcie", .data = &ls2080_drvdata },
> --
> 2.9.5