feat(st): search pinctrl node by compatible
Instead of searching pinctrl node with its name, search with its
compatible. This will be necessary before pin-controller name changes
to pinctrl due to kernel yaml changes.
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I00590414fa65e193c6a72941a372bcecac673f60
diff --git a/plat/st/stm32mp1/stm32mp1_private.c b/plat/st/stm32mp1/stm32mp1_private.c
index 1617afd..d6ad325 100644
--- a/plat/st/stm32mp1/stm32mp1_private.c
+++ b/plat/st/stm32mp1/stm32mp1_private.c
@@ -199,6 +199,8 @@
int stm32_get_gpio_bank_pinctrl_node(void *fdt, unsigned int bank)
{
+ const char *node_compatible = NULL;
+
switch (bank) {
case GPIO_BANK_A:
case GPIO_BANK_B:
@@ -209,18 +211,24 @@
case GPIO_BANK_G:
case GPIO_BANK_H:
case GPIO_BANK_I:
+#if STM32MP13
+ node_compatible = "st,stm32mp135-pinctrl";
+ break;
+#endif
#if STM32MP15
case GPIO_BANK_J:
case GPIO_BANK_K:
-#endif
- return fdt_path_offset(fdt, "/soc/pin-controller");
-#if STM32MP15
+ node_compatible = "st,stm32mp157-pinctrl";
+ break;
case GPIO_BANK_Z:
- return fdt_path_offset(fdt, "/soc/pin-controller-z");
+ node_compatible = "st,stm32mp157-z-pinctrl";
+ break;
#endif
default:
panic();
}
+
+ return fdt_node_offset_by_compatible(fdt, -1, node_compatible);
}
#if STM32MP_UART_PROGRAMMER || !defined(IMAGE_BL2)