提交 a17dba8d 编写于 作者: R Russell King 提交者: Russell King

[ARM] Add platform support for PATA on RiscPC

Add pata_platform device for RiscPC, thereby converting the primary
IDE channel on the machine to PATA.
Acked-by: NJeff Garzik <jeff@garzik.org>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
上级 69f4f331
......@@ -17,6 +17,7 @@
#include <linux/sched.h>
#include <linux/device.h>
#include <linux/serial_8250.h>
#include <linux/pata_platform.h>
#include <asm/elf.h>
#include <asm/io.h>
......@@ -159,11 +160,45 @@ static struct platform_device serial_device = {
},
};
static struct pata_platform_info pata_platform_data = {
.ioport_shift = 2,
};
static struct resource pata_resources[] = {
[0] = {
.start = 0x030107c0,
.end = 0x030107df,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0x03010fd8,
.end = 0x03010fdb,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = IRQ_HARDDISK,
.end = IRQ_HARDDISK,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device pata_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(pata_resources),
.resource = pata_resources,
.dev = {
.platform_data = &pata_platform_data,
.coherent_dma_mask = ~0, /* grumble */
},
};
static struct platform_device *devs[] __initdata = {
&iomd_device,
&kbd_device,
&serial_device,
&acornfb_device,
&pata_device,
};
static int __init rpc_init(void)
......
......@@ -545,7 +545,7 @@ config PATA_WINBOND_VLB
config PATA_PLATFORM
tristate "Generic platform device PATA support"
depends on EMBEDDED
depends on EMBEDDED || ARCH_RPC
help
This option enables support for generic directly connected ATA
devices commonly found on embedded systems.
......
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