drivers: i2c: uclass: parse dt parameters only when CONFIG_OF_CONTROL is enable
authorMugunthan V N <mugunthanvnm@ti.com>
Mon, 18 Jul 2016 09:40:58 +0000 (15:10 +0530)
committerHeiko Schocher <hs@denx.de>
Tue, 26 Jul 2016 06:39:35 +0000 (08:39 +0200)
parse dt parameter of i2c devices only when CONFIG_OF_CONTROL
is enabled.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
drivers/i2c/i2c-uclass.c

index 50b99ead3d9fb4179940d2c6566a698d954028f5..20b30ffbeb5197217c382a84fa37f5b87c6b96e9 100644 (file)
@@ -467,6 +467,7 @@ int i2c_deblock(struct udevice *bus)
        return ops->deblock(bus);
 }
 
+#if CONFIG_IS_ENABLED(OF_CONTROL)
 int i2c_chip_ofdata_to_platdata(const void *blob, int node,
                                struct dm_i2c_chip *chip)
 {
@@ -482,31 +483,44 @@ int i2c_chip_ofdata_to_platdata(const void *blob, int node,
 
        return 0;
 }
+#endif
 
 static int i2c_post_probe(struct udevice *dev)
 {
+#if CONFIG_IS_ENABLED(OF_CONTROL)
        struct dm_i2c_bus *i2c = dev_get_uclass_priv(dev);
 
        i2c->speed_hz = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
                                     "clock-frequency", 100000);
 
        return dm_i2c_set_bus_speed(dev, i2c->speed_hz);
+#else
+       return 0;
+#endif
 }
 
 static int i2c_post_bind(struct udevice *dev)
 {
+#if CONFIG_IS_ENABLED(OF_CONTROL)
        /* Scan the bus for devices */
        return dm_scan_fdt_node(dev, gd->fdt_blob, dev->of_offset, false);
+#else
+       return 0;
+#endif
 }
 
 static int i2c_child_post_bind(struct udevice *dev)
 {
+#if CONFIG_IS_ENABLED(OF_CONTROL)
        struct dm_i2c_chip *plat = dev_get_parent_platdata(dev);
 
        if (dev->of_offset == -1)
                return 0;
 
        return i2c_chip_ofdata_to_platdata(gd->fdt_blob, dev->of_offset, plat);
+#else
+       return 0;
+#endif
 }
 
 UCLASS_DRIVER(i2c) = {