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[U-Boot,v2,3/4] board: stm32mp1: Force pinctrl driver probe in board_init()

Message ID 1552299198-5368-4-git-send-email-patrice.chotard@st.com
State Accepted
Commit 8b4afe8070ebc0aed60210c16449385e34481e1b
Delegated to: Tom Rini
Headers show
Series Add STMFX gpio expander support for stm32mp157c-ev1 board | expand

Commit Message

Patrice CHOTARD March 11, 2019, 10:13 a.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>
Reviewed-by: CITOOLS <smet-aci-reviews@lists.codex.cro.st.com>
---

Changes in v2: None

 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 ff7790e310d7..24d299ac33bd 100644
--- a/board/st/stm32mp1/stm32mp1.c
+++ b/board/st/stm32mp1/stm32mp1.c
@@ -543,9 +543,18 @@  static void sysconf_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);
+	}
+
 	board_key_check();
 
 	sysconf_init();