Otherwise the compilation fails with PINCTRL_GENERIC=n :

In file included from drivers/pinctrl/nxp/pinctrl-imx8m.c:7:0: include/dm/pinctrl.h: In function ‘pinctrl_generic_set_state’: include/dm/pinctrl.h:319:10: error: ‘EINVAL’ undeclared (first use in this function) return -EINVAL; ^~~~~~ include/dm/pinctrl.h:319:10: note: each undeclared identifier is reported only once for each function it appears in

Signed-off-by: Sébastien Szymanski sebastien.szymanski@armadeus.com --- include/dm/pinctrl.h | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/include/dm/pinctrl.h b/include/dm/pinctrl.h index 692e5fc8cb..2012bb941e 100644 --- a/include/dm/pinctrl.h +++ b/include/dm/pinctrl.h @@ -6,6 +6,8 @@ #ifndef __PINCTRL_H #define __PINCTRL_H

+#include <linux/errno.h> + #define PINNAME_SIZE 10 #define PINMUX_SIZE 40