diff mbox series

[U-Boot,v1,3/4] board: stm32mp1: Force pinctrl driver probe in board_init()

Message ID 1550242109-6354-4-git-send-email-patrice.chotard@st.com
State Superseded
Delegated to: Tom Rini
Headers show
Series Add STMFX gpio expander support for stm32mp157c-ev1 board | expand

Commit Message

Patrice CHOTARD Feb. 15, 2019, 2:48 p.m. UTC 
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 mbox series

Patch

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();