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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-01-25 10:42:52 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-02-09 15:34:52 +0000
commite5c0fc4185c551c270868dcb6573604db2bc3171 (patch)
tree4b648c5839a80a9b955668daa37d1fad0bfb455c /arch/arm/common
parent3259701cc2969ae16a0018d7e3a89f327fa23a6e (diff)
ARM: sa1111: change devid to be a bitmask
Change the sa1111 device id to be a bitmask. This allows us to specify the actual device, while allowing a single driver to bind to both PS2 devices. Acked-by: Nicolas Pitre <nico@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/common')
-rw-r--r--arch/arm/common/sa1111.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 1366e82e6707..4bdf1bb283dc 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -158,7 +158,7 @@ static struct sa1111_dev_info sa1111_devices[] = {
{
.offset = SA1111_KBD,
.skpcr_mask = SKPCR_PTCLKEN,
- .devid = SA1111_DEVID_PS2,
+ .devid = SA1111_DEVID_PS2_KBD,
.irq = {
IRQ_TPRXINT,
IRQ_TPTXINT
@@ -167,7 +167,7 @@ static struct sa1111_dev_info sa1111_devices[] = {
{
.offset = SA1111_MSE,
.skpcr_mask = SKPCR_PMCLKEN,
- .devid = SA1111_DEVID_PS2,
+ .devid = SA1111_DEVID_PS2_MSE,
.irq = {
IRQ_MSRXINT,
IRQ_MSTXINT
@@ -835,12 +835,12 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
has_devs = ~0;
if (machine_is_assabet() || machine_is_jornada720() ||
machine_is_badge4())
- has_devs &= ~(1 << 4);
+ has_devs &= ~SA1111_DEVID_PS2_MSE;
else
- has_devs &= ~(1 << 1);
+ has_devs &= ~SA1111_DEVID_SAC;
for (i = 0; i < ARRAY_SIZE(sa1111_devices); i++)
- if (has_devs & (1 << i))
+ if (sa1111_devices[i].devid & has_devs)
sa1111_init_one_child(sachip, mem, &sa1111_devices[i]);
return 0;
@@ -1335,7 +1335,7 @@ static int sa1111_match(struct device *_dev, struct device_driver *_drv)
struct sa1111_dev *dev = SA1111_DEV(_dev);
struct sa1111_driver *drv = SA1111_DRV(_drv);
- return dev->devid == drv->devid;
+ return dev->devid & drv->devid;
}
static int sa1111_bus_suspend(struct device *dev, pm_message_t state)