diff options
| -rw-r--r-- | arch/arm/mach-integrator/include/mach/platform.h | 22 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/integrator_ap.c | 17 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/pci_v3.c | 48 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/pci_v3.h | 2 |
4 files changed, 51 insertions, 38 deletions
diff --git a/arch/arm/mach-integrator/include/mach/platform.h b/arch/arm/mach-integrator/include/mach/platform.h index 62fa119bc393..306d025d9730 100644 --- a/arch/arm/mach-integrator/include/mach/platform.h +++ b/arch/arm/mach-integrator/include/mach/platform.h @@ -305,28 +305,6 @@ /* KMI definitions are now in include/asm-arm/hardware/amba_kmi.h -- rmk */ /* ------------------------------------------------------------------------ - * Where in the memory map does PCI live? - * ------------------------------------------------------------------------ - * This represents a fairly liberal usage of address space. Even though - * the V3 only has two windows (therefore we need to map stuff on the fly), - * we maintain the same addresses, even if they're not mapped. - * - */ -#define PHYS_PCI_MEM_BASE 0x40000000 /* 512M to xxx */ -/* unused 256M from A0000000-AFFFFFFF might be used for I2O ??? - */ -#define PHYS_PCI_IO_BASE 0x60000000 /* 16M to xxx */ -/* unused (128-16)M from B1000000-B7FFFFFF - */ -#define PHYS_PCI_CONFIG_BASE 0x61000000 /* 16M to xxx */ -/* unused ((128-16)M - 64K) from XXX - */ -#define PHYS_PCI_V3_BASE 0x62000000 - -#define PCI_MEMORY_VADDR IOMEM(0xe8000000) -#define PCI_CONFIG_VADDR IOMEM(0xec000000) - -/* ------------------------------------------------------------------------ * Integrator Interrupt Controllers * ------------------------------------------------------------------------ * diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index 6375657493d0..16f3196efdb4 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -56,10 +56,10 @@ #include <asm/mach/arch.h> #include <asm/mach/irq.h> #include <asm/mach/map.h> -#include <asm/mach/pci.h> #include <asm/mach/time.h> #include "common.h" +#include "pci_v3.h" /* Base address to the AP system controller */ void __iomem *ap_syscon_base; @@ -77,9 +77,6 @@ void __iomem *ap_syscon_base; /* * Logical Physical - * e8000000 40000000 PCI memory PHYS_PCI_MEM_BASE (max 512M) - * ec000000 61000000 PCI config space PHYS_PCI_CONFIG_BASE (max 16M) - * fee00000 60000000 PCI IO PHYS_PCI_IO_BASE (max 16M) * ef000000 Cache flush * f1000000 10000000 Core module registers * f1100000 11000000 System controller registers @@ -128,23 +125,13 @@ static struct map_desc ap_io_desc[] __initdata __maybe_unused = { .pfn = __phys_to_pfn(INTEGRATOR_AP_GPIO_BASE), .length = SZ_4K, .type = MT_DEVICE - }, { - .virtual = (unsigned long)PCI_MEMORY_VADDR, - .pfn = __phys_to_pfn(PHYS_PCI_MEM_BASE), - .length = SZ_16M, - .type = MT_DEVICE - }, { - .virtual = (unsigned long)PCI_CONFIG_VADDR, - .pfn = __phys_to_pfn(PHYS_PCI_CONFIG_BASE), - .length = SZ_16M, - .type = MT_DEVICE } }; static void __init ap_map_io(void) { iotable_init(ap_io_desc, ARRAY_SIZE(ap_io_desc)); - pci_map_io_early(__phys_to_pfn(PHYS_PCI_IO_BASE)); + pci_v3_early_init(); } #ifdef CONFIG_PM diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c index 059ac4e8a67e..a3cefdebd136 100644 --- a/arch/arm/mach-integrator/pci_v3.c +++ b/arch/arm/mach-integrator/pci_v3.c @@ -34,10 +34,28 @@ #include <mach/platform.h> #include <mach/irqs.h> +#include <asm/mach/map.h> #include <asm/signal.h> #include <asm/mach/pci.h> #include <asm/irq_regs.h> +#include "pci_v3.h" + +/* + * Where in the memory map does PCI live? + * + * This represents a fairly liberal usage of address space. Even though + * the V3 only has two windows (therefore we need to map stuff on the fly), + * we maintain the same addresses, even if they're not mapped. + */ +#define PHYS_PCI_MEM_BASE 0x40000000 /* 512M */ +#define PHYS_PCI_IO_BASE 0x60000000 /* 16M */ +#define PHYS_PCI_CONFIG_BASE 0x61000000 /* 16M */ +#define PHYS_PCI_V3_BASE 0x62000000 /* 64K */ + +#define PCI_MEMORY_VADDR IOMEM(0xe8000000) +#define PCI_CONFIG_VADDR IOMEM(0xec000000) + /* * V3 Local Bus to PCI Bridge definitions * @@ -851,7 +869,6 @@ static int __init pci_v3_probe(struct platform_device *pdev) return -ENODEV; } - vga_base = (unsigned long)PCI_MEMORY_VADDR; pci_common_init(&pci_v3); return 0; @@ -869,3 +886,32 @@ static int __init pci_v3_init(void) } subsys_initcall(pci_v3_init); + +/* + * Static mappings for the PCIv3 bridge + * + * e8000000 40000000 PCI memory PHYS_PCI_MEM_BASE (max 512M) + * ec000000 61000000 PCI config space PHYS_PCI_CONFIG_BASE (max 16M) + * fee00000 60000000 PCI IO PHYS_PCI_IO_BASE (max 16M) + */ +static struct map_desc pci_v3_io_desc[] __initdata __maybe_unused = { + { + .virtual = (unsigned long)PCI_MEMORY_VADDR, + .pfn = __phys_to_pfn(PHYS_PCI_MEM_BASE), + .length = SZ_16M, + .type = MT_DEVICE + }, { + .virtual = (unsigned long)PCI_CONFIG_VADDR, + .pfn = __phys_to_pfn(PHYS_PCI_CONFIG_BASE), + .length = SZ_16M, + .type = MT_DEVICE + } +}; + +int __init pci_v3_early_init(void) +{ + iotable_init(pci_v3_io_desc, ARRAY_SIZE(pci_v3_io_desc)); + vga_base = (unsigned long)PCI_MEMORY_VADDR; + pci_map_io_early(__phys_to_pfn(PHYS_PCI_IO_BASE)); + return 0; +} diff --git a/arch/arm/mach-integrator/pci_v3.h b/arch/arm/mach-integrator/pci_v3.h new file mode 100644 index 000000000000..755fd29fed4a --- /dev/null +++ b/arch/arm/mach-integrator/pci_v3.h @@ -0,0 +1,2 @@ +/* Simple oneliner include to the PCIv3 early init */ +extern int pci_v3_early_init(void); |