diff options
| author | Alexander Shiyan <shc_work@mail.ru> | 2014-07-26 09:45:28 (GMT) |
|---|---|---|
| committer | Shawn Guo <shawn.guo@freescale.com> | 2014-09-16 02:06:44 (GMT) |
| commit | 24980dc810f2c41929a50277946737e25ab3c0cd (patch) | |
| tree | eaa785433017c017b8c5c8cfadaf33db33b3e731 | |
| parent | c896e938505714d4346388ddc8a82fb190f235aa (diff) | |
| download | linux-24980dc810f2c41929a50277946737e25ab3c0cd.tar.xz | |
ARM: i.MX1: Add devicetree support
This patch adds basic devicetree support for i.MX1 based SoCs.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
| -rw-r--r-- | arch/arm/mach-imx/Kconfig | 8 | ||||
| -rw-r--r-- | arch/arm/mach-imx/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-imx/imx1-dt.c | 26 |
3 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 4e9b4f6..11b2957 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -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 diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 4147729..ef215d1 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -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 diff --git a/arch/arm/mach-imx/imx1-dt.c b/arch/arm/mach-imx/imx1-dt.c new file mode 100644 index 0000000..6f915b0 --- /dev/null +++ b/arch/arm/mach-imx/imx1-dt.c @@ -0,0 +1,26 @@ +/* + * 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 |