Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> writes: > On Mon, Oct 24, 2022 at 03:41:23PM +0800, Wayne Chang wrote: >> ccgx is refer to the cypress cypd4226 typec controller. >> Replace ccgx to well-known regex "cypress". >> >> Signed-off-by: Wayne Chang <waynec@xxxxxxxxxx> >> --- >> drivers/usb/typec/ucsi/ucsi_ccg.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c >> index 139707a2f3d6..5d3099e6eb77 100644 >> --- a/drivers/usb/typec/ucsi/ucsi_ccg.c >> +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c >> @@ -1358,7 +1358,7 @@ static int ucsi_ccg_probe(struct i2c_client *client, >> INIT_WORK(&uc->pm_work, ccg_pm_workaround_work); >> >> /* Only fail FW flashing when FW build information is not provided */ >> - status = device_property_read_u16(dev, "ccgx,firmware-build", >> + status = device_property_read_u16(dev, "cypress,firmware-build", >> &uc->fw_build); >> if (status) >> dev_err(uc->dev, "failed to get FW build information\n"); > > This will break bisectability. You need to first add that > "cyppress,firmware-build" identifier without removing the old > "ccgx,firmware-build" identifier, and then introduce a separate > clean-up patch where you remove it when it's safe to remove: > > 1. Add new - This patch. > 2. Modify users - PATCH 7/11. > 3. Remove old - *missing*. will it ever be safe to remove? What about potential products in the market with little to no upgrade path? There are likely to be products with a DTB that will never be updated, no? -- balbi
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