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path: root/drivers/pinctrl/sunxi/pinctrl-sunxi.c
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Diffstat (limited to 'drivers/pinctrl/sunxi/pinctrl-sunxi.c')
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sunxi.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index e199d95af8c0..e04edda8629d 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -291,12 +291,16 @@ static unsigned long *sunxi_pctrl_build_pin_config(struct device_node *node,
if (sunxi_pctrl_has_bias_prop(node)) {
int pull = sunxi_pctrl_parse_bias_prop(node);
+ int arg = 0;
if (pull < 0) {
ret = pull;
goto err_free;
}
- pinconfig[idx++] = pinconf_to_config_packed(pull, 0);
+ if (pull != PIN_CONFIG_BIAS_DISABLE)
+ arg = 1; /* hardware uses weak pull resistors */
+
+ pinconfig[idx++] = pinconf_to_config_packed(pull, arg);
}