Upcoming patches will put I2C/SPI on their own busses with
spi_register_driver / i2c_register_driver which will only
be available if the subsystem is enabled. We could provide
static inlines, but it wouldn't make much sense to compile
a spi/i2c driver if the corresponding subsystem is disabled.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/mfd/mc13xxx.c | 28 ++++++++++++++++++----------
1 file changed, 18 insertions(+), 10 deletions(-)
diff --git a/drivers/mfd/mc13xxx.c b/drivers/mfd/mc13xxx.c
index 704446d..58394a7 100644
--- a/drivers/mfd/mc13xxx.c
+++ b/drivers/mfd/mc13xxx.c
@@ -336,31 +336,39 @@ static int mc_probe(struct device_d *dev, enum mc13xxx_mode mode)
return 0;
}
+#ifdef CONFIG_I2C
static int mc_i2c_probe(struct device_d *dev)
{
return mc_probe(dev, MC13XXX_MODE_I2C);
}
-static int mc_spi_probe(struct device_d *dev)
-{
- return mc_probe(dev, MC13XXX_MODE_SPI);
-}
-
static struct driver_d mc_i2c_driver = {
.name = "mc13xxx-i2c",
.probe = mc_i2c_probe,
};
+static int mc_i2c_init(void)
+{
+ return register_driver(&mc_i2c_driver);
+}
+device_initcall(mc_i2c_init);
+#endif
+
+#ifdef CONFIG_SPI
+static int mc_spi_probe(struct device_d *dev)
+{
+ return mc_probe(dev, MC13XXX_MODE_SPI);
+}
+
static struct driver_d mc_spi_driver = {
.name = "mc13xxx-spi",
.probe = mc_spi_probe,
};
-static int mc_init(void)
+static int mc_spi_init(void)
{
- register_driver(&mc_i2c_driver);
- register_driver(&mc_spi_driver);
- return 0;
+ return register_driver(&mc_spi_driver);
}
-device_initcall(mc_init);
+device_initcall(mc_spi_init);
+#endif
--
1.7.10.4
_______________________________________________
barebox mailing list
barebox@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/barebox
