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Diffstat (limited to 'drivers/pinctrl/pinctrl-exynos5440.c')
-rw-r--r--drivers/pinctrl/pinctrl-exynos5440.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinctrl-exynos5440.c b/drivers/pinctrl/pinctrl-exynos5440.c
index eb8e502e11e..7126b7db86c 100644
--- a/drivers/pinctrl/pinctrl-exynos5440.c
+++ b/drivers/pinctrl/pinctrl-exynos5440.c
@@ -670,8 +670,10 @@ static int exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
ret = exynos5440_pinctrl_parse_dt_pins(pdev, cfg_np,
&pin_list, &npins);
- if (ret)
- return ret;
+ if (ret) {
+ gname = NULL;
+ goto skip_to_pin_function;
+ }
/* derive pin group name from the node name */
gname = devm_kzalloc(dev, strlen(cfg_np->name) + GSUFFIX_LEN,
@@ -687,6 +689,7 @@ static int exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
grp->num_pins = npins;
grp++;
+skip_to_pin_function:
ret = of_property_read_u32(cfg_np, "samsung,exynos5440-pin-function",
&function);
if (ret)
@@ -709,7 +712,7 @@ static int exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
return -ENOMEM;
}
func->groups[0] = gname;
- func->num_groups = 1;
+ func->num_groups = gname ? 1 : 0;
func->function = function;
func++;
func_idx++;