In order to insure that hog GPIOs are configured early during the boot process, force all pinctrl driver probing in board_init().
Signed-off-by: Patrick Delaunay patrick.delaunay@st.com Signed-off-by: Patrice Chotard patrice.chotard@st.com ---
board/st/stm32mp1/stm32mp1.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/board/st/stm32mp1/stm32mp1.c b/board/st/stm32mp1/stm32mp1.c index 253094e6b418..7b3383547b1c 100644 --- a/board/st/stm32mp1/stm32mp1.c +++ b/board/st/stm32mp1/stm32mp1.c @@ -372,9 +372,18 @@ int board_late_init(void) /* board dependent setup after realloc */ int board_init(void) { + struct udevice *dev; + /* address of boot parameters */ gd->bd->bi_boot_params = STM32_DDR_BASE + 0x100;
+ /* probe all PINCTRL for hog */ + for (uclass_first_device(UCLASS_PINCTRL, &dev); + dev; + uclass_next_device(&dev)) { + pr_debug("probe pincontrol = %s\n", dev->name); + } + if (IS_ENABLED(CONFIG_LED)) led_default_state();