diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/sh7372.dtsi | 21 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/setup-sh7372.c | 48 |
2 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sh7372.dtsi b/arch/arm/boot/dts/sh7372.dtsi new file mode 100644 index 000000000000..677fc603f8b3 --- /dev/null +++ b/arch/arm/boot/dts/sh7372.dtsi @@ -0,0 +1,21 @@ +/* + * Device Tree Source for the sh7372 SoC + * + * Copyright (C) 2012 Renesas Solutions Corp. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/include/ "skeleton.dtsi" + +/ { + compatible = "renesas,sh7372"; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; +}; diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c index 2fe8f83ca124..4c7fece5ef92 100644 --- a/arch/arm/mach-shmobile/setup-sh7372.c +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/platform_device.h> +#include <linux/of_platform.h> #include <linux/uio_driver.h> #include <linux/delay.h> #include <linux/input.h> @@ -1092,3 +1093,50 @@ void __init sh7372_add_early_devices(void) /* override timer setup with soc-specific code */ shmobile_timer.init = sh7372_earlytimer_init; } + +#ifdef CONFIG_USE_OF + +void __init sh7372_add_early_devices_dt(void) +{ + shmobile_setup_delay(800, 1, 3); /* Cortex-A8 @ 800MHz */ + + early_platform_add_devices(sh7372_early_devices, + ARRAY_SIZE(sh7372_early_devices)); + + /* setup early console here as well */ + shmobile_setup_console(); +} + +static const struct of_dev_auxdata sh7372_auxdata_lookup[] __initconst = { + { } +}; + +void __init sh7372_add_standard_devices_dt(void) +{ + /* clocks are setup late during boot in the case of DT */ + sh7372_clock_init(); + + platform_add_devices(sh7372_early_devices, + ARRAY_SIZE(sh7372_early_devices)); + + of_platform_populate(NULL, of_default_bus_match_table, + sh7372_auxdata_lookup, NULL); +} + +static const char *sh7372_boards_compat_dt[] __initdata = { + "renesas,sh7372", + NULL, +}; + +DT_MACHINE_START(SH7372_DT, "Generic SH7372 (Flattened Device Tree)") + .map_io = sh7372_map_io, + .init_early = sh7372_add_early_devices_dt, + .nr_irqs = NR_IRQS_LEGACY, + .init_irq = sh7372_init_irq, + .handle_irq = shmobile_handle_irq_intc, + .init_machine = sh7372_add_standard_devices_dt, + .timer = &shmobile_timer, + .dt_compat = sh7372_boards_compat_dt, +MACHINE_END + +#endif /* CONFIG_USE_OF */ |