Cleaned up AMD Au1200 IDE driver:
- converted to platform bus
- removed pci dependencies
- removed virt_to_phys/phys_to_virt calls
System now can root off of a disk.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/Documentation/mips/AU1xxx_IDE.README b/Documentation/mips/AU1xxx_IDE.README
new file mode 100644
diff --git a/arch/mips/au1000/common/platform.c b/arch/mips/au1000/common/platform.c
index 0c3fd72..4aca18f 100644
--- a/arch/mips/au1000/common/platform.c
+++ b/arch/mips/au1000/common/platform.c
@@ -12,7 +12,7 @@
#include <linux/init.h>
#include <linux/resource.h>
-#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-au1x00/au1xxx.h>
/* OHCI (USB full speed host controller) */
static struct resource au1xxx_usb_ohci_resources[] = {
@@ -154,7 +154,6 @@
.resource = au1xxx_usb_otg_resources,
};
-/*** AU1200 LCD controller ***/
static struct resource au1200_lcd_resources[] = {
[0] = {
.start = LCD_PHYS_ADDR,
@@ -168,6 +167,19 @@
}
};
+static struct resource au1200_ide0_resources[] = {
+ [0] = {
+ .start = AU1XXX_ATA_PHYS_ADDR,
+ .end = AU1XXX_ATA_PHYS_ADDR + AU1XXX_ATA_PHYS_LEN,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AU1XXX_ATA_INT,
+ .end = AU1XXX_ATA_INT,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
static u64 au1200_lcd_dmamask = ~(u32)0;
static struct platform_device au1200_lcd_device = {
@@ -180,6 +192,21 @@
.num_resources = ARRAY_SIZE(au1200_lcd_resources),
.resource = au1200_lcd_resources,
};
+
+
+static u64 ide0_dmamask = ~(u32)0;
+
+static struct platform_device au1200_ide0_device = {
+ .name = "au1200-ide",
+ .id = 0,
+ .dev = {
+ .dma_mask = &ide0_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(au1200_ide0_resources),
+ .resource = au1200_ide0_resources,
+};
+
#endif
static struct platform_device *au1xxx_platform_devices[] __initdata = {
@@ -194,6 +221,7 @@
&au1xxx_usb_gdt_device,
&au1xxx_usb_otg_device,
&au1200_lcd_device,
+ &au1200_ide0_device,
#endif
};