Merge tag 'u-boot-at91-2023.01-a' of https://source.denx.de/u-boot/custodians/u-boot-at91 into next

First set of u-boot-at91 features for the 2023.01 cycle:

This feature set includes the important update on PIO4 pinctrl driver
that solves a long time mismatch between Linux and U-boot, related on
the unification of pinctrl and gpio driver support, now respecting the
pinctrl bindings ABI; and also support for pinctrl subnodes. The feature
set also adds support for PDA screen detection for sam9x60_curiosity
board , one fix for SD-Card reinsertion and one fix for sam9x60 clocks.

board/atmel/sam9x60_curiosity/sam9x60_curiosity.c

@@ -19,6 +19,8 @@
 #include <asm/io.h>
 #include <asm/mach-types.h>
 
+extern void at91_pda_detect(void);
+
 DECLARE_GLOBAL_DATA_PTR;
 
 void at91_prepare_cpu_var(void);
@@ -27,6 +29,8 @@ int board_late_init(void)
 {
 	at91_prepare_cpu_var();
 
+	at91_pda_detect();
+
 	return 0;
 }