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Diffstat (limited to 'arch/arm/mach-pxa/cm-x2xx-pci.c')
-rw-r--r--arch/arm/mach-pxa/cm-x2xx-pci.c42
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,
};