diff --git a/board/ronetix/pm9261/pm9261.c b/board/ronetix/pm9261/pm9261.c
index 871b94ada756431b0d106198ed07f0fef10ebfc0..b26e33a65f4f351d986ac2d910f6172ada90c9e9 100644
--- a/board/ronetix/pm9261/pm9261.c
+++ b/board/ronetix/pm9261/pm9261.c
@@ -248,9 +248,6 @@ int board_init(void)
 		1 << ATMEL_ID_PIOC,
 		&pmc->pcer);
 
-	/* arch number of PM9261-Board */
-	gd->bd->bi_arch_number = MACH_TYPE_PM9261;
-
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
diff --git a/board/ronetix/pm9263/pm9263.c b/board/ronetix/pm9263/pm9263.c
index cfc9847ccc6867b4e4b5dba98aa3cec6949e0a38..b0f7ea6ddba4692925d714b29ff74bc18b834fad 100644
--- a/board/ronetix/pm9263/pm9263.c
+++ b/board/ronetix/pm9263/pm9263.c
@@ -349,9 +349,6 @@ int board_init(void)
 		(1 << ATMEL_ID_PIOB),
 		&pmc->pcer);
 
-	/* arch number of AT91SAM9263EK-Board */
-	gd->bd->bi_arch_number = MACH_TYPE_PM9263;
-
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
diff --git a/board/ronetix/pm9g45/pm9g45.c b/board/ronetix/pm9g45/pm9g45.c
index f3374a44298af5fb8180c895cd36221dad1d6157..961d193fd230dc1802ca84843bbe35dae60922f9 100644
--- a/board/ronetix/pm9g45/pm9g45.c
+++ b/board/ronetix/pm9g45/pm9g45.c
@@ -139,8 +139,6 @@ int board_init(void)
 		(1 << ATMEL_ID_PIOC) |
 		(1 << ATMEL_ID_PIODE), &pmc->pcer);
 
-	/* arch number of AT91SAM9M10G45EK-Board */
-	gd->bd->bi_arch_number = MACH_TYPE_PM9G45;
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
diff --git a/include/configs/pm9261.h b/include/configs/pm9261.h
index 89e17b83f09b5addba016db4dea4862d74d0a34b..55455e7a255b3b1d0d574cad5e6970988926bd7b 100644
--- a/include/configs/pm9261.h
+++ b/include/configs/pm9261.h
@@ -52,6 +52,9 @@
 #undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
 #define CONFIG_SYS_TEXT_BASE	0
 
+#define MACH_TYPE_PM9261	1187
+#define CONFIG_MACH_TYPE	MACH_TYPE_PM9261
+
 /* clocks */
 /* CKGR_MOR - enable main osc. */
 #define CONFIG_SYS_MOR_VAL						\
diff --git a/include/configs/pm9263.h b/include/configs/pm9263.h
index 1f7543c1336a0b9b1be1f6bde3a3c72c16490438..43104a3e282f9652725b872c691c129e7f0dc400 100644
--- a/include/configs/pm9263.h
+++ b/include/configs/pm9263.h
@@ -52,6 +52,9 @@
 #undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
 #define CONFIG_SYS_TEXT_BASE	0
 
+#define MACH_TYPE_PM9263	1475
+#define CONFIG_MACH_TYPE	MACH_TYPE_PM9263
+
 /* clocks */
 #define CONFIG_SYS_MOR_VAL						\
 		(AT91_PMC_MOR_MOSCEN |					\
diff --git a/include/configs/pm9g45.h b/include/configs/pm9g45.h
index acc120445184bca895fae680609cabebf85c7c95..d3beaf300ecd880efcdfec7159123b3abee6c341 100644
--- a/include/configs/pm9g45.h
+++ b/include/configs/pm9g45.h
@@ -41,6 +41,9 @@
 #define CONFIG_PM9G45		1	/* It's an Ronetix PM9G45 */
 #define CONFIG_SYS_AT91_CPU_NAME	"AT91SAM9G45"
 
+#define MACH_TYPE_PM9G45	2672
+#define CONFIG_MACH_TYPE	MACH_TYPE_PM9G45
+
 /* ARM asynchronous clock */
 #define CONFIG_SYS_AT91_MAIN_CLOCK	12000000 /* from 12 MHz crystal */
 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */