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MLK-20886-4 lpi2c: Provide override binding function 

We provide override binding function, so the ARCH level can use it
to determine if it is ok to bind with lpi2c driver.

Signed-off-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit b19418270a3d532eacb1069606fa2ab100e04601)
This commit is contained in:
Ye Li 2019-01-30 22:05:43 -08:00
parent 09ffd8d155
commit 169dd006cb
1 changed files with 14 additions and 0 deletions
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14
drivers/i2c/imx_lpi2c.c
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@ -1,5 +1,6 @@
/*
* Copyright 2016 Freescale Semiconductors, Inc.
* Copyright 2019 NXP
*
* SPDX-License-Identifier: GPL-2.0+
*/
@ -456,6 +457,18 @@ static int imx_lpi2c_probe(struct udevice *bus)
return 0;
}
int __weak board_imx_lpi2c_bind(struct udevice *dev)
{
return 0;
}
static int imx_lpi2c_bind(struct udevice *dev)
{
debug("imx_lpi2c_bind, %s, seq %d\n", dev->name, dev->req_seq);
return board_imx_lpi2c_bind(dev);
}
static const struct dm_i2c_ops imx_lpi2c_ops = {
.xfer = imx_lpi2c_xfer,
.probe_chip = imx_lpi2c_probe_chip,
@ -472,6 +485,7 @@ U_BOOT_DRIVER(imx_lpi2c) = {
.name = "imx_lpi2c",
.id = UCLASS_I2C,
.of_match = imx_lpi2c_ids,
.bind = imx_lpi2c_bind,
.probe = imx_lpi2c_probe,
.priv_auto_alloc_size = sizeof(struct imx_lpi2c_bus),
.ops = &imx_lpi2c_ops,