Previously, if there was no bank-name property, it was easy to have confusing gpio names like "gpio1@08", instead of "gpio1@0_8". This patch follows the example of the sifive gpio driver.
Signed-off-by: Sean Anderson seanga2@gmail.com --- This patch was previously submitted as part of https://patchwork.ozlabs.org/project/uboot/list/?series=161576
drivers/gpio/dwapb_gpio.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/dwapb_gpio.c b/drivers/gpio/dwapb_gpio.c index 56dcad36f0..09abab5c39 100644 --- a/drivers/gpio/dwapb_gpio.c +++ b/drivers/gpio/dwapb_gpio.c @@ -184,7 +184,15 @@ static int gpio_dwapb_bind(struct udevice *dev) * Fall back to node name. This means accessing pins * via bank name won't work. */ - plat->name = ofnode_get_name(node); + char name[32]; + + snprintf(name, sizeof(name), "%s_", + ofnode_get_name(node)); + plat->name = strdup(name); + if (!plat->name) { + kfree(plat); + return -ENOMEM; + } }
ret = device_bind_ofnode(dev, dev->driver, plat->name,