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Commit 24980dc8 authored by Alexander Shiyan's avatar Alexander Shiyan Committed by Shawn Guo
Browse files

ARM: i.MX1: Add devicetree support 



This patch adds basic devicetree support for i.MX1 based SoCs.

Signed-off-by: default avatarAlexander Shiyan <shc_work@mail.ru>
Signed-off-by: default avatarShawn Guo <shawn.guo@freescale.com>
parent c896e938

arch/arm/mach-imx/Kconfig

+8 −0
Original line number Diff line number Diff line
@@ -69,6 +69,7 @@ config SOC_IMX1 
	select CPU_ARM920T

	select IMX_HAVE_IOMUX_V1

	select MXC_AVIC

	select PINCTRL_IMX1



config SOC_IMX21

	bool
@@ -124,6 +125,13 @@ config MACH_APF9328 
	help

	  Say Yes here if you are using the Armadeus APF9328 development board



config MACH_IMX1_DT

	bool "Support i.MX1 platforms from device tree"

	select SOC_IMX1

	help

	  Include support for Freescale i.MX1 based platforms

	  using the device tree for discovery.



endif



if ARCH_MULTI_V5

arch/arm/mach-imx/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ endif 
# i.MX1 based machines

obj-$(CONFIG_MACH_SCB9328) += mach-scb9328.o

obj-$(CONFIG_MACH_APF9328) += mach-apf9328.o

obj-$(CONFIG_MACH_IMX1_DT) += imx1-dt.o



# i.MX21 based machines

obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o

arch/arm/mach-imx/imx1-dt.c

0 → 100644
+26 −0
Original line number Diff line number Diff line 
/*

 *  Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */



#include <linux/of_platform.h>

#include <asm/mach/arch.h>



#include "common.h"



static const char * const imx1_dt_board_compat[] __initconst = {

	"fsl,imx1",

	NULL

};



DT_MACHINE_START(IMX1_DT, "Freescale i.MX1 (Device Tree Support)")

	.map_io		= mx1_map_io,

	.init_early	= imx1_init_early,

	.init_irq	= mx1_init_irq,

	.dt_compat	= imx1_dt_board_compat,

	.restart	= mxc_restart,

MACHINE_END