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| author | Simon Horman <horms+renesas@verge.net.au> | 2013-01-29 06:40:18 +0400 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2013-03-18 16:27:02 +0400 |
| commit | 73d6a69e3b3ae168fcb8d797e427c1b5fe132a40 (patch) | |
| tree | 5392a4af0462f3c25cb0ed0da54636dd8e4c054b /arch/arm/mach-shmobile/board-marzen-reference.c | |
| parent | b3425eb9df0a57f0b4ce0ad66831028f6ffe1615 (diff) | |
| download | linux-73d6a69e3b3ae168fcb8d797e427c1b5fe132a40.tar.xz | |
ARM: shmobile: marzen: Reference DT implementation
Provide alternate board code for the marzen to demonstrate
how DT may be used given the current state of driver
device tree support. This is intended to act as a reference
for mach-shmobile developers.
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/board-marzen-reference.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-marzen-reference.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-marzen-reference.c b/arch/arm/mach-shmobile/board-marzen-reference.c new file mode 100644 index 000000000000..480d882e42c7 --- /dev/null +++ b/arch/arm/mach-shmobile/board-marzen-reference.c @@ -0,0 +1,75 @@ +/* + * marzen board support - Reference DT implementation + * + * Copyright (C) 2011 Renesas Solutions Corp. + * Copyright (C) 2011 Magnus Damm + * Copyright (C) 2013 Simon Horman + * + * 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/pinctrl/machine.h> +#include <mach/r8a7779.h> +#include <mach/common.h> +#include <mach/irqs.h> +#include <asm/irq.h> +#include <asm/mach/arch.h> + +static const struct pinctrl_map marzen_pinctrl_map[] = { + /* SCIF2 (CN18: DEBUG0) */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779", + "scif2_data_c", "scif2"), + /* SCIF4 (CN19: DEBUG1) */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779", + "scif4_data", "scif4"), + /* SDHI0 */ + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", + "sdhi0_data4", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", + "sdhi0_ctrl", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", + "sdhi0_cd", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779", + "sdhi0_wp", "sdhi0"), + /* SMSC */ + PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779", + "intc_irq1_b", "intc"), + PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779", + "lbsc_ex_cs0", "lbsc"), +}; + +static void __init marzen_init(void) +{ + pinctrl_register_mappings(marzen_pinctrl_map, + ARRAY_SIZE(marzen_pinctrl_map)); + r8a7779_pinmux_init(); + + r8a7779_add_standard_devices_dt(); +} + +static const char *marzen_boards_compat_dt[] __initdata = { + "renesas,marzen-reference", + NULL, +}; + +DT_MACHINE_START(MARZEN, "marzen") + .smp = smp_ops(r8a7779_smp_ops), + .map_io = r8a7779_map_io, + .init_early = r8a7779_init_delay, + .nr_irqs = NR_IRQS_LEGACY, + .init_irq = r8a7779_init_irq_dt, + .init_machine = marzen_init, + .init_time = shmobile_timer_init, + .dt_compat = marzen_boards_compat_dt, +MACHINE_END |