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-rw-r--r--arch/mips/cobalt/setup.c47
1 files changed, 24 insertions, 23 deletions
diff --git a/arch/mips/cobalt/setup.c b/arch/mips/cobalt/setup.c
index d2340587671..88d34f11385 100644
--- a/arch/mips/cobalt/setup.c
+++ b/arch/mips/cobalt/setup.c
@@ -79,37 +79,38 @@ static struct resource cobalt_io_resource = {
.flags = IORESOURCE_IO
};
-static struct resource cobalt_io_resources[] = {
- {
+/*
+ * Cobalt doesn't have PS/2 keyboard/mouse interfaces,
+ * keyboard conntroller is never used.
+ * Also PCI-ISA bridge DMA contoroller is never used.
+ */
+static struct resource cobalt_reserved_resources[] = {
+ { /* dma1 */
.start = 0x00,
.end = 0x1f,
- .name = "dma1",
- .flags = IORESOURCE_BUSY
- }, {
- .start = 0x40,
- .end = 0x5f,
- .name = "timer",
- .flags = IORESOURCE_BUSY
- }, {
+ .name = "reserved",
+ .flags = IORESOURCE_BUSY | IORESOURCE_IO,
+ },
+ { /* keyboard */
.start = 0x60,
.end = 0x6f,
- .name = "keyboard",
- .flags = IORESOURCE_BUSY
- }, {
+ .name = "reserved",
+ .flags = IORESOURCE_BUSY | IORESOURCE_IO,
+ },
+ { /* dma page reg */
.start = 0x80,
.end = 0x8f,
- .name = "dma page reg",
- .flags = IORESOURCE_BUSY
- }, {
+ .name = "reserved",
+ .flags = IORESOURCE_BUSY | IORESOURCE_IO,
+ },
+ { /* dma2 */
.start = 0xc0,
.end = 0xdf,
- .name = "dma2",
- .flags = IORESOURCE_BUSY
+ .name = "reserved",
+ .flags = IORESOURCE_BUSY | IORESOURCE_IO,
},
};
-#define COBALT_IO_RESOURCES (sizeof(cobalt_io_resources)/sizeof(struct resource))
-
static struct pci_controller cobalt_pci_controller = {
.pci_ops = &gt64111_pci_ops,
.mem_resource = &cobalt_mem_resource,
@@ -133,9 +134,9 @@ void __init plat_mem_setup(void)
/* I/O port resource must include LCD/buttons */
ioport_resource.end = 0x0fffffff;
- /* request I/O space for devices used on all i[345]86 PCs */
- for (i = 0; i < COBALT_IO_RESOURCES; i++)
- request_resource(&ioport_resource, cobalt_io_resources + i);
+ /* These resources have been reserved by VIA SuperI/O chip. */
+ for (i = 0; i < ARRAY_SIZE(cobalt_reserved_resources); i++)
+ request_resource(&ioport_resource, cobalt_reserved_resources + i);
/* Read the cobalt id register out of the PCI config space */
PCI_CFG_SET(devfn, (VIA_COBALT_BRD_ID_REG & ~0x3));