*
* Bits taken from arch/arm/mach-dove/pcie.c
*
+ * Author: Thierry Reding <treding@nvidia.com>
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
#include <linux/irq.h>
#include <linux/irqdomain.h>
#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/init.h>
#include <linux/msi.h>
#include <linux/of_address.h>
#include <linux/of_pci.h>
struct list_head buses;
struct resource *cs;
- struct resource all;
struct resource io;
struct resource pio;
struct resource mem;
sys->mem_offset = pcie->offset.mem;
sys->io_offset = pcie->offset.io;
- err = devm_request_resource(pcie->dev, &pcie->all, &pcie->io);
- if (err < 0)
- return err;
-
- err = devm_request_resource(pcie->dev, &ioport_resource, &pcie->pio);
- if (err < 0)
- return err;
-
- err = devm_request_resource(pcie->dev, &pcie->all, &pcie->mem);
+ err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->io);
if (err < 0)
return err;
- err = devm_request_resource(pcie->dev, &pcie->all, &pcie->prefetch);
- if (err)
- return err;
+ pci_ioremap_io(pcie->pio.start, pcie->io.start);
pci_add_resource_offset(&sys->resources, &pcie->pio, sys->io_offset);
pci_add_resource_offset(&sys->resources, &pcie->mem, sys->mem_offset);
sys->mem_offset);
pci_add_resource(&sys->resources, &pcie->busn);
- pci_ioremap_io(pcie->pio.start, pcie->io.start);
+ err = devm_request_pci_bus_resources(pcie->dev, &sys->resources);
+ if (err < 0)
+ return err;
return 1;
}
struct resource res;
int err;
- memset(&pcie->all, 0, sizeof(pcie->all));
- pcie->all.flags = IORESOURCE_MEM;
- pcie->all.name = np->full_name;
- pcie->all.start = ~0;
- pcie->all.end = 0;
-
if (of_pci_range_parser_init(&parser, np)) {
dev_err(pcie->dev, "missing \"ranges\" property\n");
return -EINVAL;
}
break;
}
-
- if (res.start <= pcie->all.start)
- pcie->all.start = res.start;
-
- if (res.end >= pcie->all.end)
- pcie->all.end = res.end;
}
- err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->all);
- if (err < 0)
- return err;
-
err = of_pci_parse_bus_range(np, &pcie->busn);
if (err < 0) {
dev_err(pcie->dev, "failed to parse ranges property: %d\n",
{ .compatible = "nvidia,tegra20-pcie", .data = &tegra20_pcie_data },
{ },
};
-MODULE_DEVICE_TABLE(of, tegra_pcie_of_match);
static void *tegra_pcie_ports_seq_start(struct seq_file *s, loff_t *pos)
{
},
.probe = tegra_pcie_probe,
};
-module_platform_driver(tegra_pcie_driver);
-
-MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>");
-MODULE_DESCRIPTION("NVIDIA Tegra PCIe driver");
-MODULE_LICENSE("GPL v2");
+builtin_platform_driver(tegra_pcie_driver);