ARM: mach-imx: convert boot_params to atag_offset

Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/mach-imx/mach-mx25_3ds.c b/arch/arm/mach-imx/mach-mx25_3ds.c
index 7f66a91..dd25ee8 100644
--- a/arch/arm/mach-imx/mach-mx25_3ds.c
+++ b/arch/arm/mach-imx/mach-mx25_3ds.c
@@ -253,7 +253,7 @@
 
 MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
 	/* Maintainer: Freescale Semiconductor, Inc. */
-	.boot_params = MX25_PHYS_OFFSET + 0x100,
+	.atag_offset = 0x100,
 	.map_io = mx25_map_io,
 	.init_early = imx25_init_early,
 	.init_irq = mx25_init_irq,