diff options
| author | Magnus Damm <damm@opensource.se> | 2013-09-19 00:11:11 +0400 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2013-10-08 04:53:00 +0400 |
| commit | e3da5b36d48a8e55d1549da016e4c38ff3c0d0fc (patch) | |
| tree | 20328faba54834a82ec34559edc49d33123331df /arch/arm/mach-shmobile/setup-r7s72100.c | |
| parent | cd8344f4ddfe58ef9ca1743eff3a121f00b75302 (diff) | |
| download | linux-e3da5b36d48a8e55d1549da016e4c38ff3c0d0fc.tar.xz | |
ARM: shmobile: Initial r7s72100 SoC support
Add initial support for the r7272100 SoC including:
- Single Cortex-A9 CPU Core
- GIC
No static virtual mappings are used, all the components
make use of ioremap(). DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r7s72100.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r7s72100.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/setup-r7s72100.c b/arch/arm/mach-shmobile/setup-r7s72100.c new file mode 100644 index 000000000000..c1aded0984a8 --- /dev/null +++ b/arch/arm/mach-shmobile/setup-r7s72100.c @@ -0,0 +1,43 @@ +/* + * r7s72100 processor support + * + * Copyright (C) 2013 Renesas Solutions Corp. + * Copyright (C) 2013 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/irq.h> +#include <linux/kernel.h> +#include <linux/of_platform.h> +#include <mach/common.h> +#include <mach/r7s72100.h> +#include <asm/mach/arch.h> + +void __init r7s72100_init_early(void) +{ + shmobile_setup_delay(400, 1, 3); /* Cortex-A9 @ 400MHz */ +} + +#ifdef CONFIG_USE_OF +static const char *r7s72100_boards_compat_dt[] __initdata = { + "renesas,r7s72100", + NULL, +}; + +DT_MACHINE_START(R7S72100_DT, "Generic R7S72100 (Flattened Device Tree)") + .init_early = r7s72100_init_early, + .dt_compat = r7s72100_boards_compat_dt, +MACHINE_END +#endif /* CONFIG_USE_OF */ |