Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-shmobile / setup-emev2.c

diff --git a/kernel/arch/arm/mach-shmobile/setup-emev2.c b/kernel/arch/arm/mach-shmobile/setup-emev2.c
new file mode 100644 (file)
index 0000000..37f7b15
--- /dev/null
+++ b/kernel/arch/arm/mach-shmobile/setup-emev2.c
@@ -0,0 +1,53 @@
+/*
+ * Emma Mobile EV2 processor support
+ *
+ * Copyright (C) 2012  Magnus Damm
+ *
+ * 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; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include "common.h"
+
+static struct map_desc emev2_io_desc[] __initdata = {
+#ifdef CONFIG_SMP
+       /* 2M mapping for SCU + L2 controller */
+       {
+               .virtual        = 0xf0000000,
+               .pfn            = __phys_to_pfn(0x1e000000),
+               .length         = SZ_2M,
+               .type           = MT_DEVICE
+       },
+#endif
+};
+
+static void __init emev2_map_io(void)
+{
+       iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc));
+}
+
+static const char *const emev2_boards_compat_dt[] __initconst = {
+       "renesas,emev2",
+       NULL,
+};
+
+extern struct smp_operations emev2_smp_ops;
+
+DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)")
+       .smp            = smp_ops(emev2_smp_ops),
+       .map_io         = emev2_map_io,
+       .init_early     = shmobile_init_delay,
+       .init_late      = shmobile_init_late,
+       .dt_compat      = emev2_boards_compat_dt,
+MACHINE_END