diff options
Diffstat (limited to 'arch/arm/mach-pxa/cm-x2xx-pci.c')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx-pci.c | 42 |
1 files changed, 9 insertions, 33 deletions
diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c index a2380cd76f8..d8f816c24a2 100644 --- a/arch/arm/mach-pxa/cm-x2xx-pci.c +++ b/arch/arm/mach-pxa/cm-x2xx-pci.c @@ -26,36 +26,9 @@ #include <asm/hardware/it8152.h> -unsigned long it8152_base_address; +void __iomem *it8152_base_address; static int cmx2xx_it8152_irq_gpio; -/* - * Only first 64MB of memory can be accessed via PCI. - * We use GFP_DMA to allocate safe buffers to do map/unmap. - * This is really ugly and we need a better way of specifying - * DMA-capable regions of memory. - */ -void __init cmx2xx_pci_adjust_zones(unsigned long *zone_size, - unsigned long *zhole_size) -{ - unsigned int sz = SZ_64M >> PAGE_SHIFT; - - if (machine_is_armcore()) { - pr_info("Adjusting zones for CM-X2XX\n"); - - /* - * Only adjust if > 64M on current system - */ - if (zone_size[0] <= sz) - return; - - zone_size[1] = zone_size[0] - sz; - zone_size[0] = sz; - zhole_size[1] = zhole_size[0]; - zhole_size[0] = 0; - } -} - static void cmx2xx_it8152_irq_demux(unsigned int irq, struct irq_desc *desc) { /* clear our parent irq */ @@ -70,9 +43,10 @@ void __cmx2xx_pci_init_irq(int irq_gpio) cmx2xx_it8152_irq_gpio = irq_gpio; - set_irq_type(gpio_to_irq(irq_gpio), IRQ_TYPE_EDGE_RISING); + irq_set_irq_type(gpio_to_irq(irq_gpio), IRQ_TYPE_EDGE_RISING); - set_irq_chained_handler(gpio_to_irq(irq_gpio), cmx2xx_it8152_irq_demux); + irq_set_chained_handler(gpio_to_irq(irq_gpio), + cmx2xx_it8152_irq_demux); } #ifdef CONFIG_PM @@ -103,7 +77,7 @@ void cmx2xx_pci_resume(void) {} #endif /* PCI IRQ mapping*/ -static int __init cmx2xx_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init cmx2xx_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; @@ -151,6 +125,9 @@ static void cmx2xx_pci_preinit(void) { pr_info("Initializing CM-X2XX PCI subsystem\n"); + pcibios_min_io = 0; + pcibios_min_mem = 0; + __raw_writel(0x800, IT8152_PCI_CFG_ADDR); if (__raw_readl(IT8152_PCI_CFG_DATA) == 0x81521283) { pr_info("PCI Bridge found.\n"); @@ -204,11 +181,10 @@ static void cmx2xx_pci_preinit(void) } static struct hw_pci cmx2xx_pci __initdata = { - .swizzle = pci_std_swizzle, .map_irq = cmx2xx_pci_map_irq, .nr_controllers = 1, + .ops = &it8152_ops, .setup = it8152_pci_setup, - .scan = it8152_pci_scan_bus, .preinit = cmx2xx_pci_preinit, }; |
