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usb: onboard-hub: Make i2c-bus optional

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DT binding doesn't mandate i2c-bus as required property because hub itself
doesn't need to have i2c connected.
It can be in standalone mode that only power regulator and reset should be
handled.
Or hub should be configured via spi interface.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Reviewed-by: Marek Vasut <marek.vasut@mailbox.org>
This commit is contained in:
Michal Simek
2025-10-01 08:20:07 +02:00
committed by Marek Vasut
parent eede1fccec
commit f4dd112a38
1 changed files with 6 additions and 1 deletions
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7
common/usb_onboard_hub.c
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@@ -61,8 +61,13 @@ static int usb5744_i2c_init(struct udevice *dev)
int ret, slave_addr;
ret = dev_read_phandle_with_args(dev, "i2c-bus", NULL, 0, 0, &phandle);
if (ret == -ENOENT) {
dev_dbg(dev, "i2c-bus not specified\n");
return 0;
}
if (ret) {
dev_err(dev, "i2c-bus not specified\n");
dev_err(dev, "i2c-bus read failed\n");
return ret;
}