[U-Boot] [PATCH 2/2] DM: OMAP24XX_I2C: Reduce overhead when used with OF_PLATDATA
Adam Ford
aford173 at gmail.com
Tue Aug 21 01:24:35 UTC 2018
Platforms with limited resources in SPL may enably OF_PLATDATA,
this limits some of the library functions and cannot extract data
from the device tree. This patch adds additional wrappers around
these functions to only allow them when OF_CONTROL is enabled and
OF_PLATDATA is not.
Signed-off-by: Adam Ford <aford173 at gmail.com>
diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c
index 0759585c9e..54bf35e552 100644
--- a/drivers/i2c/omap24xx_i2c.c
+++ b/drivers/i2c/omap24xx_i2c.c
@@ -890,6 +890,7 @@ static int omap_i2c_probe(struct udevice *bus)
return 0;
}
+#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
static int omap_i2c_ofdata_to_platdata(struct udevice *bus)
{
struct omap_i2c *priv = dev_get_priv(bus);
@@ -901,23 +902,26 @@ static int omap_i2c_ofdata_to_platdata(struct udevice *bus)
return 0;
}
-static const struct dm_i2c_ops omap_i2c_ops = {
- .xfer = omap_i2c_xfer,
- .probe_chip = omap_i2c_probe_chip,
- .set_bus_speed = omap_i2c_set_bus_speed,
-};
-
static const struct udevice_id omap_i2c_ids[] = {
{ .compatible = "ti,omap3-i2c" },
{ .compatible = "ti,omap4-i2c" },
{ }
};
+#endif
+
+static const struct dm_i2c_ops omap_i2c_ops = {
+ .xfer = omap_i2c_xfer,
+ .probe_chip = omap_i2c_probe_chip,
+ .set_bus_speed = omap_i2c_set_bus_speed,
+};
U_BOOT_DRIVER(i2c_omap) = {
.name = "i2c_omap",
.id = UCLASS_I2C,
+#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
.of_match = omap_i2c_ids,
.ofdata_to_platdata = omap_i2c_ofdata_to_platdata,
+#endif
.probe = omap_i2c_probe,
.priv_auto_alloc_size = sizeof(struct omap_i2c),
.ops = &omap_i2c_ops,
--
2.17.1
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