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80 lines
2.4 KiB
80 lines
2.4 KiB
8 years ago
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From 3a827762e11670ca815bd4ee305f5faf5f02acb9 Mon Sep 17 00:00:00 2001
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From: Alison Wang <b18965@freescale.com>
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Date: Tue, 17 May 2016 17:23:51 +0800
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Subject: [PATCH 07/70] armv8: aarch32: Run 32-bit Linux in AArch32 execution
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state
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This patch adds AArch32 execution state support for LS1043A. Verified
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32-bit Linux kernel can run on LS1043ARDB board.
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Signed-off-by: Ebony Zhu <ebony.zhu@nxp.com>
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Signed-off-by: Alison Wang <alison.wang@nxp.com>
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---
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arch/arm/mach-imx/Kconfig | 10 ++++++++++
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arch/arm/mach-imx/Makefile | 4 +++-
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arch/arm/mach-imx/mach-ls1043a.c | 21 +++++++++++++++++++++
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3 files changed, 34 insertions(+), 1 deletion(-)
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create mode 100644 arch/arm/mach-imx/mach-ls1043a.c
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--- a/arch/arm/mach-imx/Kconfig
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+++ b/arch/arm/mach-imx/Kconfig
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@@ -612,6 +612,16 @@ endchoice
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endif
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+config ARCH_LAYERSCAPE
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+ bool "Freescale Layerscape SoC support"
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+ select ARM_GIC
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+ select HAVE_ARM_ARCH_TIMER
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+ select PCI_LAYERSCAPE if PCI
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+ select LS1_MSI if PCI_MSI
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+
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+ help
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+ This enables support for Freescale Layerscape SoC family.
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+
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source "arch/arm/mach-imx/devices/Kconfig"
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endif
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--- a/arch/arm/mach-imx/Makefile
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+++ b/arch/arm/mach-imx/Makefile
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@@ -75,7 +75,7 @@ obj-$(CONFIG_HAVE_IMX_ANATOP) += anatop.
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obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o
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obj-$(CONFIG_HAVE_IMX_MMDC) += mmdc.o
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obj-$(CONFIG_HAVE_IMX_SRC) += src.o
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-ifneq ($(CONFIG_SOC_IMX6)$(CONFIG_SOC_LS1021A),)
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+ifneq ($(CONFIG_SOC_IMX6)$(CONFIG_SOC_LS1021A)$(CONFIG_ARCH_LAYERSCAPE),)
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AFLAGS_headsmp.o :=-Wa,-march=armv7-a
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obj-$(CONFIG_SMP) += headsmp.o platsmp.o
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obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
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@@ -101,4 +101,6 @@ obj-$(CONFIG_SOC_VF610) += mach-vf610.o
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obj-$(CONFIG_SOC_LS1021A) += mach-ls1021a.o
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+obj-$(CONFIG_ARCH_LAYERSCAPE) += mach-ls1043a.o
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+
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obj-y += devices/
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--- /dev/null
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+++ b/arch/arm/mach-imx/mach-ls1043a.c
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@@ -0,0 +1,21 @@
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+/*
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+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ */
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+
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+#include <asm/mach/arch.h>
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+
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+#include "common.h"
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+
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+static const char * const ls1043a_dt_compat[] __initconst = {
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+ "fsl,ls1043a",
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+ NULL,
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+};
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+
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+DT_MACHINE_START(LS1043A, "Freescale LS1043A")
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+ .dt_compat = ls1043a_dt_compat,
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+MACHINE_END
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