diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-ape6evm.c')
-rw-r--r-- | arch/arm/mach-shmobile/board-ape6evm.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c new file mode 100644 index 00000000000..55b8c9fef95 --- /dev/null +++ b/arch/arm/mach-shmobile/board-ape6evm.c @@ -0,0 +1,94 @@ +/* + * APE6EVM board 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/gpio.h> +#include <linux/interrupt.h> +#include <linux/irqchip.h> +#include <linux/kernel.h> +#include <linux/pinctrl/machine.h> +#include <linux/platform_device.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> +#include <linux/smsc911x.h> +#include <mach/common.h> +#include <mach/irqs.h> +#include <mach/r8a73a4.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +/* Dummy supplies, where voltage doesn't matter */ +static struct regulator_consumer_supply dummy_supplies[] = { + REGULATOR_SUPPLY("vddvario", "smsc911x"), + REGULATOR_SUPPLY("vdd33a", "smsc911x"), +}; + +/* SMSC LAN9220 */ +static const struct resource lan9220_res[] = { + DEFINE_RES_MEM(0x08000000, 0x1000), + { + .start = irq_pin(40), /* IRQ40 */ + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH, + }, +}; + +static const struct smsc911x_platform_config lan9220_data = { + .flags = SMSC911X_USE_32BIT, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, +}; + +static const struct pinctrl_map ape6evm_pinctrl_map[] = { + /* SCIFA0 console */ + PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4", + "scifa0_data", "scifa0"), + /* SMSC */ + PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4", + "irqc_irq40", "irqc"), +}; + +static void __init ape6evm_add_standard_devices(void) +{ + r8a73a4_clock_init(); + pinctrl_register_mappings(ape6evm_pinctrl_map, + ARRAY_SIZE(ape6evm_pinctrl_map)); + r8a73a4_pinmux_init(); + r8a73a4_add_standard_devices(); + + /* LAN9220 ethernet */ + gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */ + + regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); + + platform_device_register_resndata(&platform_bus, "smsc911x", -1, + lan9220_res, ARRAY_SIZE(lan9220_res), + &lan9220_data, sizeof(lan9220_data)); +} + +static const char *ape6evm_boards_compat_dt[] __initdata = { + "renesas,ape6evm", + NULL, +}; + +DT_MACHINE_START(APE6EVM_DT, "ape6evm") + .init_irq = irqchip_init, + .init_time = shmobile_timer_init, + .init_machine = ape6evm_add_standard_devices, + .dt_compat = ape6evm_boards_compat_dt, +MACHINE_END |