pcibios_* remaining code is not neccessary at all. We can use
map_irq set to of_irq_parse_and_map_pci driver 'probe' function.
Remove this code.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
---
drivers/staging/mt7621-pci/pci-mt7621.c | 33 +--------------------------------
1 file changed, 1 insertion(+), 32 deletions(-)
diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
index 491dda7..e224d30 100644
--- a/drivers/staging/mt7621-pci/pci-mt7621.c
+++ b/drivers/staging/mt7621-pci/pci-mt7621.c
@@ -203,32 +203,6 @@ write_config(struct mt7621_pcie *pcie, unsigned int dev, u32 reg, u32 val)
pcie_write(pcie, val, RALINK_PCI_CONFIG_DATA);
}
-int
-pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- struct mt7621_pcie *pcie = dev->bus->sysdata;
- u16 cmd;
- u32 val;
- int irq;
-
- if (dev->bus->number == 0) {
- write_config(pcie, slot, PCI_BASE_ADDRESS_0, MEMORY_BASE);
- val = read_config(pcie, slot, PCI_BASE_ADDRESS_0);
- printk("BAR0 at slot %d = %x\n", slot, val);
- }
-
- pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 0x14); //configure cache line size 0x14
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xFF); //configure latency timer 0x10
- pci_read_config_word(dev, PCI_COMMAND, &cmd);
- cmd = cmd | PCI_COMMAND_MASTER | PCI_COMMAND_IO | PCI_COMMAND_MEMORY;
- pci_write_config_word(dev, PCI_COMMAND, cmd);
-
- irq = of_irq_parse_and_map_pci(dev, slot, pin);
-
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
- return irq;
-}
-
void
set_pcie_phy(struct mt7621_pcie *pcie, u32 offset,
int start_b, int bits, int val)
@@ -438,7 +412,7 @@ static int mt7621_pcie_register_host(struct pci_host_bridge *host,
host->busnr = 0;
host->dev.parent = pcie->dev;
host->ops = &mt7621_pci_ops;
- host->map_irq = pcibios_map_irq;
+ host->map_irq = of_irq_parse_and_map_pci;
host->swizzle_irq = pci_common_swizzle;
host->sysdata = pcie;
@@ -695,11 +669,6 @@ pcie(2/1/0) link status pcie2_num pcie1_num pcie0_num
return 0;
}
-int pcibios_plat_dev_init(struct pci_dev *dev)
-{
- return 0;
-}
-
static const struct of_device_id mt7621_pci_ids[] = {
{ .compatible = "mediatek,mt7621-pci" },
{},
--
2.7.4
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