Oops, ^ send out
å 2020/7/10 16:51, Zhi Li åé:
Add gmac platform data to support LS7A bridge chip.
Co-developed-by: Hongbin Li <lihongbin@xxxxxxxxxxx>
Signed-off-by: Hongbin Li <lihongbin@xxxxxxxxxxx>
Signed-off-by: Zhi Li <lizhi01@xxxxxxxxxxx>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 272cb47..dab2a40 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -138,6 +138,24 @@ static const struct stmmac_pci_info snps_gmac5_pci_info = {
ÂÂÂÂÂ .setup = snps_gmac5_default_data,
 };
 +static int loongson_default_data(struct pci_dev *pdev, struct plat_stmmacenent_data *plat)
+{
+ÂÂÂ common_default_data(plat);
+
+ÂÂÂ plat->bus_id = pci_dev_id(pdev);
+ÂÂÂ plat->phy_addr = 0;
+ÂÂÂ plat->interface = PHY_INTERFACE_MODE_GMII;
+
+ÂÂÂ plat->dma_cfg->pbl = 32;
+ÂÂÂ plat->dma_cfg->pblx8 = true;
+
+ÂÂÂ return 0;
+}
+
+static struct stmmac_pci_info loongson_pci_info = {
+ÂÂÂ .setup = loongson_default_data;
+};
+
 /**
ÂÂ * stmmac_pci_probe
ÂÂ *
@@ -204,6 +222,8 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
ÂÂÂÂÂ res.addr = pcim_iomap_table(pdev)[i];
ÂÂÂÂÂ res.wol_irq = pdev->irq;
ÂÂÂÂÂ res.irq = pdev->irq;
+ÂÂÂ if (pdev->vendor == PCI_VENDOR_ID_LOONGSON)
+ÂÂÂÂÂÂÂ res.lpi_irq = pdev->irq + 1;
This can never work.
We're allocating IRQs by irq_domain, not ID.
Please describe IRQ in DeviceTree, and *DO NOT* sne dout untested patch.
Thanks.
 Â return stmmac_dvr_probe(&pdev->dev, plat, &res);- Jiaxun
 }
@@ -273,11 +293,13 @@ static SIMPLE_DEV_PM_OPS(stmmac_pm_ops, stmmac_pci_suspend, stmmac_pci_resume);
  #define PCI_DEVICE_ID_STMMAC_STMMAC 0x1108
 #define PCI_DEVICE_ID_SYNOPSYS_GMAC5_ID 0x7102
+#define PCI_DEVICE_ID_LOONGSON_GMACÂÂÂÂÂÂÂ 0x7a03
  static const struct pci_device_id stmmac_id_table[] = {
ÂÂÂÂÂ { PCI_DEVICE_DATA(STMMAC, STMMAC, &stmmac_pci_info) },
ÂÂÂÂÂ { PCI_DEVICE_DATA(STMICRO, MAC, &stmmac_pci_info) },
ÂÂÂÂÂ { PCI_DEVICE_DATA(SYNOPSYS, GMAC5_ID, &snps_gmac5_pci_info) },
+ÂÂÂ { PCI_DEVICE_DATA(LOONGSON, GMAC, &loongson_pci_info) },
ÂÂÂÂÂ {}
 };