[PATCH] pinctrl: add stubs for OF-specific pinconf functions

[Bartosz Golaszewski <brgl@bgdev.pl>]

From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Allow building drivers using these interfaces with COMPILE_TEST enabled
and OF disabled by providing stub definitions.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202505072245.OgSXI1hh-lkp@intel.com/
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 drivers/pinctrl/pinconf.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/pinctrl/pinconf.h b/drivers/pinctrl/pinconf.h
index a171195b36159..e1ae716105261 100644
--- a/drivers/pinctrl/pinconf.h
+++ b/drivers/pinctrl/pinconf.h
@@ -142,4 +142,21 @@ int pinconf_generic_parse_dt_config(struct device_node *np,
 int pinconf_generic_parse_dt_pinmux(struct device_node *np, struct device *dev,
 				    unsigned int **pid, unsigned int **pmux,
 				    unsigned int *npins);
+#else
+static inline int
+pinconf_generic_parse_dt_config(struct device_node *np,
+				struct pinctrl_dev *pctldev,
+				unsigned long **configs,
+				unsigned int *nconfigs)
+{
+	return -ENOTSUPP;
+}
+
+static inline int
+pinconf_generic_parse_dt_pinmux(struct device_node *np, struct device *dev,
+				unsigned int **pid, unsigned int **pmux,
+				unsigned int *npins)
+{
+	return -ENOTSUPP;
+}
 #endif
-- 
2.45.2