diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/renesas/pinctrl-rzg2l.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index ca6303fc41f9..fd11d28e5a1e 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -246,6 +246,7 @@ static int rzg2l_map_add_config(struct pinctrl_map *map, static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct device_node *np, + struct device_node *parent, struct pinctrl_map **map, unsigned int *num_maps, unsigned int *index) @@ -263,6 +264,7 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct property *prop; int ret, gsel, fsel; const char **pin_fn; + const char *name; const char *pin; pinmux = of_find_property(np, "pinmux", NULL); @@ -346,8 +348,19 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, psel_val[i] = MUX_FUNC(value); } + if (parent) { + name = devm_kasprintf(pctrl->dev, GFP_KERNEL, "%pOFn.%pOFn", + parent, np); + if (!name) { + ret = -ENOMEM; + goto done; + } + } else { + name = np->name; + } + /* Register a single pin group listing all the pins we read from DT */ - gsel = pinctrl_generic_add_group(pctldev, np->name, pins, num_pinmux, NULL); + gsel = pinctrl_generic_add_group(pctldev, name, pins, num_pinmux, NULL); if (gsel < 0) { ret = gsel; goto done; @@ -357,17 +370,16 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, * Register a single group function where the 'data' is an array PSEL * register values read from DT. */ - pin_fn[0] = np->name; - fsel = pinmux_generic_add_function(pctldev, np->name, pin_fn, 1, - psel_val); + pin_fn[0] = name; + fsel = pinmux_generic_add_function(pctldev, name, pin_fn, 1, psel_val); if (fsel < 0) { ret = fsel; goto remove_group; } maps[idx].type = PIN_MAP_TYPE_MUX_GROUP; - maps[idx].data.mux.group = np->name; - maps[idx].data.mux.function = np->name; + maps[idx].data.mux.group = name; + maps[idx].data.mux.function = name; idx++; dev_dbg(pctrl->dev, "Parsed %pOF with %d pins\n", np, num_pinmux); @@ -414,7 +426,7 @@ static int rzg2l_dt_node_to_map(struct pinctrl_dev *pctldev, index = 0; for_each_child_of_node(np, child) { - ret = rzg2l_dt_subnode_to_map(pctldev, child, map, + ret = rzg2l_dt_subnode_to_map(pctldev, child, np, map, num_maps, &index); if (ret < 0) { of_node_put(child); @@ -423,7 +435,7 @@ static int rzg2l_dt_node_to_map(struct pinctrl_dev *pctldev, } if (*num_maps == 0) { - ret = rzg2l_dt_subnode_to_map(pctldev, np, map, + ret = rzg2l_dt_subnode_to_map(pctldev, np, NULL, map, num_maps, &index); if (ret < 0) goto done; |