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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-shmobile/setup-sh73a0.c | |
| parent | Initial commit. (diff) | |
| download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip | |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-shmobile/setup-sh73a0.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-sh73a0.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c new file mode 100644 index 000000000..cc08aa752 --- /dev/null +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * sh73a0 processor support + * + * Copyright (C) 2010 Takashi Yoshii + * Copyright (C) 2010 Magnus Damm + * Copyright (C) 2008 Yoshihiro Shimoda + */ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/input.h> +#include <linux/io.h> + +#include <asm/hardware/cache-l2x0.h> +#include <asm/mach/map.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include "common.h" +#include "sh73a0.h" + +static struct map_desc sh73a0_io_desc[] __initdata = { + /* create a 1:1 identity mapping for 0xe6xxxxxx + * used by CPGA, INTC and PFC. + */ + { + .virtual = 0xe6000000, + .pfn = __phys_to_pfn(0xe6000000), + .length = 256 << 20, + .type = MT_DEVICE_NONSHARED + }, +}; + +static void __init sh73a0_map_io(void) +{ + debug_ll_io_init(); + iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc)); +} + +static void __init sh73a0_generic_init(void) +{ +#ifdef CONFIG_CACHE_L2X0 + /* Shared attribute override enable, 64K*8way */ + l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff); +#endif +} + +static const char *const sh73a0_boards_compat_dt[] __initconst = { + "renesas,sh73a0", + NULL, +}; + +DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)") + .smp = smp_ops(sh73a0_smp_ops), + .map_io = sh73a0_map_io, + .init_early = shmobile_init_delay, + .init_machine = sh73a0_generic_init, + .init_late = shmobile_init_late, + .dt_compat = sh73a0_boards_compat_dt, +MACHINE_END |