From 5142ac791608a5e166f3f1b76b19adcd01aceabc Mon Sep 17 00:00:00 2001
From: Mugunthan V N <mugunthanvnm@ti.com>
Date: Mon, 18 Jul 2016 15:10:58 +0530
Subject: [PATCH] drivers: i2c: uclass: parse dt parameters only when
CONFIG_OF_CONTROL is enable
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 | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/i2c/i2c-uclass.c b/drivers/i2c/i2c-uclass.c
index 50b99ead3d9..20b30ffbeb5 100644
--- a/drivers/i2c/i2c-uclass.c
+++ b/drivers/i2c/i2c-uclass.c
@@ -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) = {