diff options
Diffstat (limited to 'drivers/pinctrl/meson/pinctrl-meson.c')
| -rw-r--r-- | drivers/pinctrl/meson/pinctrl-meson.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index fa3d78858a..8735418c5b 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -314,11 +314,11 @@ int meson_pinctrl_probe(struct udevice *dev) priv->reg_gpio = (void __iomem *)addr; addr = parse_address(gpio, "pull", na, ns); - if (addr == FDT_ADDR_T_NONE) { - debug("pull address not found\n"); - return -EINVAL; - } - priv->reg_pull = (void __iomem *)addr; + /* Use gpio region if pull one is not present */ + if (addr == FDT_ADDR_T_NONE) + priv->reg_pull = priv->reg_gpio; + else + priv->reg_pull = (void __iomem *)addr; addr = parse_address(gpio, "pull-enable", na, ns); /* Use pull region if pull-enable one is not present */ @@ -327,6 +327,13 @@ int meson_pinctrl_probe(struct udevice *dev) else priv->reg_pullen = (void __iomem *)addr; + addr = parse_address(gpio, "ds", na, ns); + /* Drive strength region is optional */ + if (addr == FDT_ADDR_T_NONE) + priv->reg_ds = NULL; + else + priv->reg_ds = (void __iomem *)addr; + priv->data = (struct meson_pinctrl_data *)dev_get_driver_data(dev); /* Lookup GPIO driver */ |