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- From 3a827762e11670ca815bd4ee305f5faf5f02acb9 Mon Sep 17 00:00:00 2001
- From: Alison Wang <b18965@freescale.com>
- Date: Tue, 17 May 2016 17:23:51 +0800
- Subject: [PATCH 07/70] armv8: aarch32: Run 32-bit Linux in AArch32 execution
- state
- This patch adds AArch32 execution state support for LS1043A. Verified
- 32-bit Linux kernel can run on LS1043ARDB board.
- Signed-off-by: Ebony Zhu <ebony.zhu@nxp.com>
- Signed-off-by: Alison Wang <alison.wang@nxp.com>
- ---
- arch/arm/mach-imx/Kconfig | 10 ++++++++++
- arch/arm/mach-imx/Makefile | 4 +++-
- arch/arm/mach-imx/mach-ls1043a.c | 21 +++++++++++++++++++++
- 3 files changed, 34 insertions(+), 1 deletion(-)
- create mode 100644 arch/arm/mach-imx/mach-ls1043a.c
- --- a/arch/arm/mach-imx/Kconfig
- +++ b/arch/arm/mach-imx/Kconfig
- @@ -612,6 +612,16 @@ endchoice
-
- endif
-
- +config ARCH_LAYERSCAPE
- + bool "Freescale Layerscape SoC support"
- + select ARM_GIC
- + select HAVE_ARM_ARCH_TIMER
- + select PCI_LAYERSCAPE if PCI
- + select LS1_MSI if PCI_MSI
- +
- + help
- + This enables support for Freescale Layerscape SoC family.
- +
- source "arch/arm/mach-imx/devices/Kconfig"
-
- endif
- --- a/arch/arm/mach-imx/Makefile
- +++ b/arch/arm/mach-imx/Makefile
- @@ -75,7 +75,7 @@ obj-$(CONFIG_HAVE_IMX_ANATOP) += anatop.
- obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o
- obj-$(CONFIG_HAVE_IMX_MMDC) += mmdc.o
- obj-$(CONFIG_HAVE_IMX_SRC) += src.o
- -ifneq ($(CONFIG_SOC_IMX6)$(CONFIG_SOC_LS1021A),)
- +ifneq ($(CONFIG_SOC_IMX6)$(CONFIG_SOC_LS1021A)$(CONFIG_ARCH_LAYERSCAPE),)
- AFLAGS_headsmp.o :=-Wa,-march=armv7-a
- obj-$(CONFIG_SMP) += headsmp.o platsmp.o
- obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
- @@ -101,4 +101,6 @@ obj-$(CONFIG_SOC_VF610) += mach-vf610.o
-
- obj-$(CONFIG_SOC_LS1021A) += mach-ls1021a.o
-
- +obj-$(CONFIG_ARCH_LAYERSCAPE) += mach-ls1043a.o
- +
- obj-y += devices/
- --- /dev/null
- +++ b/arch/arm/mach-imx/mach-ls1043a.c
- @@ -0,0 +1,21 @@
- +/*
- + * Copyright 2015-2016 Freescale Semiconductor, Inc.
- + *
- + * 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 <asm/mach/arch.h>
- +
- +#include "common.h"
- +
- +static const char * const ls1043a_dt_compat[] __initconst = {
- + "fsl,ls1043a",
- + NULL,
- +};
- +
- +DT_MACHINE_START(LS1043A, "Freescale LS1043A")
- + .dt_compat = ls1043a_dt_compat,
- +MACHINE_END
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