ata: Make pata_of_platform.c compile again and work on non-PPC platforms

This patch adds missing #includes, makes the driver selectable on
non-PPC OF-enabled platforms and fixes property value accesses to
be correct in Little Endian system.

Cc: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 5987e0b..c6ef9d0 100644 (file)
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -820,7 +820,7 @@ config PATA_PLATFORM
 
 config PATA_OF_PLATFORM
        tristate "OpenFirmware platform device PATA support"
-       depends on PATA_PLATFORM && PPC_OF
+       depends on PATA_PLATFORM && OF
        help
          This option enables support for generic directly connected ATA
          devices commonly found on embedded systems with OpenFirmware

diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c
index f305400..a72ab0d 100644 (file)
--- a/drivers/ata/pata_of_platform.c
+++ b/drivers/ata/pata_of_platform.c
@@ -11,6 +11,8 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
 #include <linux/of_platform.h>
 #include <linux/ata_platform.h>
 
@@ -57,11 +59,11 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
 
        prop = of_get_property(dn, "reg-shift", NULL);
        if (prop)
-               reg_shift = *prop;
+               reg_shift = be32_to_cpup(prop);
 
        prop = of_get_property(dn, "pio-mode", NULL);
        if (prop) {
-               pio_mode = *prop;
+               pio_mode = be32_to_cpup(prop);
                if (pio_mode > 6) {
                        dev_err(&ofdev->dev, "invalid pio-mode\n");
                        return -EINVAL;