arm64: dts: ti: Add pinctrl entries for AM62D2 family of SoCs

Update k3-pinctrl file to include pin definitions for AM62D2 family of
SoCs.

Signed-off-by: Paresh Bhagat <p-bhagat@ti.com>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
Link: https://lore.kernel.org/r/20250708085839.1498505-4-p-bhagat@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

Author: paresh-bhagat12

arch/arm64/boot/dts/ti/k3-pinctrl.h

@@ -72,6 +72,9 @@
 #define AM62AX_IOPAD(pa, val, muxmode)		(((pa) & 0x1fff)) ((val) | (muxmode))
 #define AM62AX_MCU_IOPAD(pa, val, muxmode)	(((pa) & 0x1fff)) ((val) | (muxmode))
 
+#define AM62DX_IOPAD(pa, val, muxmode)		(((pa) & 0x1fff)) ((val) | (muxmode))
+#define AM62DX_MCU_IOPAD(pa, val, muxmode)	(((pa) & 0x1fff)) ((val) | (muxmode))
+
 #define AM62PX_IOPAD(pa, val, muxmode)		(((pa) & 0x1fff)) ((val) | (muxmode))
 #define AM62PX_MCU_IOPAD(pa, val, muxmode)	(((pa) & 0x1fff)) ((val) | (muxmode))