powerpc: mpc85xx: Convert CONFIG_SYS_FSL_NUM_LAWS to Kconfig option

Move the macro to Kconfig SYS_FSL_NUM_LAWS.

Signed-off-by: York Sun <york.sun@nxp.com>

arch/powerpc/cpu/mpc85xx/Kconfig

@@ -569,6 +569,54 @@ config SYS_CCSRBAR_DEFAULT
 		if changed by pre-boot regime. The value here must match
 		the current value in SoC. If not sure, do not change.
 
+config SYS_FSL_NUM_LAWS
+	int "Number of local access windows"
+	depends on FSL_LAW
+	default 32 if	ARCH_B4420	|| \
+			ARCH_B4860	|| \
+			ARCH_P2041	|| \
+			ARCH_P3041	|| \
+			ARCH_P4080	|| \
+			ARCH_P5020	|| \
+			ARCH_P5040	|| \
+			ARCH_T2080	|| \
+			ARCH_T2081	|| \
+			ARCH_T4160	|| \
+			ARCH_T4240
+	default 16 if	ARCH_T1013	|| \
+			ARCH_T1014	|| \
+			ARCH_T1020	|| \
+			ARCH_T1022	|| \
+			ARCH_T1023	|| \
+			ARCH_T1024	|| \
+			ARCH_T1040	|| \
+			ARCH_T1042
+	default 12 if	ARCH_BSC9131	|| \
+			ARCH_BSC9132	|| \
+			ARCH_C29X	|| \
+			ARCH_MPC8536	|| \
+			ARCH_MPC8572	|| \
+			ARCH_P1010	|| \
+			ARCH_P1011	|| \
+			ARCH_P1020	|| \
+			ARCH_P1021	|| \
+			ARCH_P1022	|| \
+			ARCH_P1023	|| \
+			ARCH_P1024	|| \
+			ARCH_P1025	|| \
+			ARCH_P2020
+	default 10 if	ARCH_MPC8544	|| \
+			ARCH_MPC8548	|| \
+			ARCH_MPC8568	|| \
+			ARCH_MPC8569
+	default 8 if	ARCH_MPC8540	|| \
+			ARCH_MPC8541	|| \
+			ARCH_MPC8555	|| \
+			ARCH_MPC8560
+	help
+		Number of local access windows. This is fixed per SoC.
+		If not sure, do not change.
+
 source "board/freescale/b4860qds/Kconfig"
 source "board/freescale/bsc9131rdb/Kconfig"
 source "board/freescale/bsc9132qds/Kconfig"