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authorArnd Bergmann <arnd@arndb.de>2015-03-12 15:54:23 +0100
committerNicolas Ferre <nicolas.ferre@atmel.com>2015-03-13 15:11:04 +0100
commit1be27c62d61d23e8426834785d7989daa6745aa8 (patch)
treeb00250c33e64c025bd8ddf2be9c8a10c6494c2c8 /drivers/pcmcia
parent385acc0dac88d79447a03a1363072fc258429dec (diff)
downloadlinux-1be27c62d61d23e8426834785d7989daa6745aa8.tar.bz2
ARM: at91: remove NEED_MACH_IO_H
The mach/io.h header on at91 is used to support a nonstandard I/O space window for the cf card driver. This changes the driver to use pci_ioremap_io in order to have the standard location, and then removes the custom mach/io.h. [alexandre.belloni@free-electrons.com: Added PCI dependency] Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/Kconfig1
-rw-r--r--drivers/pcmcia/at91_cf.c13
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 3bb49252a098..075d5cd4c5ab 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -278,6 +278,7 @@ config BFIN_CFPCMCIA
config AT91_CF
tristate "AT91 CompactFlash Controller"
+ depends on PCI
depends on PCMCIA && ARCH_AT91
depends on !ARCH_MULTIPLATFORM
help
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index bfb799c7b343..e7775a41ae5d 100644
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -317,13 +317,14 @@ static int at91_cf_probe(struct platform_device *pdev)
} else
cf->socket.pci_irq = nr_irqs + 1;
- /* pcmcia layer only remaps "real" memory not iospace */
- cf->socket.io_offset = (unsigned long) devm_ioremap(&pdev->dev,
- cf->phys_baseaddr + CF_IO_PHYS, SZ_2K);
- if (!cf->socket.io_offset) {
- status = -ENXIO;
+ /*
+ * pcmcia layer only remaps "real" memory not iospace
+ * io_offset is set to 0x10000 to avoid the check in static_find_io().
+ * */
+ cf->socket.io_offset = 0x10000;
+ status = pci_ioremap_io(0x10000, cf->phys_baseaddr + CF_IO_PHYS);
+ if (status)
goto fail0a;
- }
/* reserve chip-select regions */
if (!devm_request_mem_region(&pdev->dev, io->start, resource_size(io), "at91_cf")) {