From b81c2266e36f6bdf0c7186d21b375e32d8929df8 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Sat, 26 Apr 2008 17:36:38 +0200 Subject: bast-ide: fix resources reservation * Tell IDE layer to not manage resources by setting hwif->mmio flag and request resources in bastide_init(). * Use request_mem_region() for resources reservation. * Use driver name for resources reservation. Cc: Ben Dooks Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/arm/bast-ide.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers/ide/arm') diff --git a/drivers/ide/arm/bast-ide.c b/drivers/ide/arm/bast-ide.c index 3bd2c6dcd80..a80b9574865 100644 --- a/drivers/ide/arm/bast-ide.c +++ b/drivers/ide/arm/bast-ide.c @@ -21,6 +21,8 @@ #include #include +#define DRV_NAME "bast-ide" + static int __init bastide_register(unsigned int base, unsigned int aux, int irq) { ide_hwif_t *hwif; @@ -53,6 +55,7 @@ static int __init bastide_register(unsigned int base, unsigned int aux, int irq) ide_init_port_data(hwif, i); ide_init_port_hw(hwif, &hw); + hwif->mmio = 1; hwif->quirkproc = NULL; idx[0] = i; @@ -64,6 +67,8 @@ out: static int __init bastide_init(void) { + unsigned long base = BAST_VA_IDEPRI + BAST_IDE_CS; + /* we can treat the VR1000 and the BAST the same */ if (!(machine_is_bast() || machine_is_vr1000())) @@ -71,6 +76,11 @@ static int __init bastide_init(void) printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n"); + if (!request_mem_region(base, 0x400000, DRV_NAME)) { + printk(KERN_ERR "%s: resources busy\n", DRV_NAME); + return -EBUSY; + } + bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0); bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1); -- cgit v1.2.3-70-g09d2