arch/arm/mach-shmobile/board-marzen.c - maze/linux - Git at Google

 /*
  * marzen board support
  *
  * Copyright (C) 2011  Renesas Solutions Corp.
  * Copyright (C) 2011  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/kernel.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/io.h>
 #include <linux/leds.h>
 #include <linux/dma-mapping.h>
 #include <linux/pinctrl/machine.h>
 #include <linux/platform_data/gpio-rcar.h>
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/sh_hspi.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/mfd/tmio.h>
 #include <mach/hardware.h>
 #include <mach/r8a7779.h>
 #include <mach/common.h>
 #include <mach/irqs.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/traps.h>

 /* Fixed 3.3V regulator to be used by SDHI0 */
 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
 	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
 };

 /* Dummy supplies, where voltage doesn't matter */
 static struct regulator_consumer_supply dummy_supplies[] = {
 	REGULATOR_SUPPLY("vddvario", "smsc911x"),
 	REGULATOR_SUPPLY("vdd33a", "smsc911x"),
 };

 static struct rcar_phy_platform_data usb_phy_platform_data __initdata;

 /* SMSC LAN89218 */
 static struct resource smsc911x_resources[] = {
 	[0] = {
 		.start		= 0x18000000, /* ExCS0 */
 		.end		= 0x180000ff, /* A1->A7 */
 		.flags		= IORESOURCE_MEM,
 	},
 	[1] = {
 		.start		= irq_pin(1), /* IRQ 1 */
 		.flags		= IORESOURCE_IRQ,
 	},
 };

 static struct smsc911x_platform_config smsc911x_platdata = {
 	.flags		= SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
 	.phy_interface	= PHY_INTERFACE_MODE_MII,
 	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
 };

 static struct platform_device eth_device = {
 	.name		= "smsc911x",
 	.id		= -1,
 	.dev  = {
 		.platform_data = &smsc911x_platdata,
 	},
 	.resource	= smsc911x_resources,
 	.num_resources	= ARRAY_SIZE(smsc911x_resources),
 };

 static struct resource sdhi0_resources[] = {
 	[0] = {
 		.name	= "sdhi0",
 		.start	= 0xffe4c000,
 		.end	= 0xffe4c0ff,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
 		.start	= gic_iid(0x88),
 		.flags	= IORESOURCE_IRQ,
 	},
 };

 static struct sh_mobile_sdhi_info sdhi0_platform_data = {
 	.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 	.tmio_caps = MMC_CAP_SD_HIGHSPEED,
 };

 static struct platform_device sdhi0_device = {
 	.name = "sh_mobile_sdhi",
 	.num_resources = ARRAY_SIZE(sdhi0_resources),
 	.resource = sdhi0_resources,
 	.id = 0,
 	.dev = {
 		.platform_data = &sdhi0_platform_data,
 	}
 };

 /* Thermal */
 static struct resource thermal_resources[] = {
 	[0] = {
 		.start		= 0xFFC48000,
 		.end		= 0xFFC48038 - 1,
 		.flags		= IORESOURCE_MEM,
 	},
 };

 static struct platform_device thermal_device = {
 	.name		= "rcar_thermal",
 	.resource	= thermal_resources,
 	.num_resources	= ARRAY_SIZE(thermal_resources),
 };

 /* HSPI */
 static struct resource hspi_resources[] = {
 	[0] = {
 		.start		= 0xFFFC7000,
 		.end		= 0xFFFC7018 - 1,
 		.flags		= IORESOURCE_MEM,
 	},
 };

 static struct platform_device hspi_device = {
 	.name	= "sh-hspi",
 	.id	= 0,
 	.resource	= hspi_resources,
 	.num_resources	= ARRAY_SIZE(hspi_resources),
 };

 /* LEDS */
 static struct gpio_led marzen_leds[] = {
 	{
 		.name		= "led2",
 		.gpio		= RCAR_GP_PIN(4, 29),
 		.default_state	= LEDS_GPIO_DEFSTATE_ON,
 	}, {
 		.name		= "led3",
 		.gpio		= RCAR_GP_PIN(4, 30),
 		.default_state	= LEDS_GPIO_DEFSTATE_ON,
 	}, {
 		.name		= "led4",
 		.gpio		= RCAR_GP_PIN(4, 31),
 		.default_state	= LEDS_GPIO_DEFSTATE_ON,
 	},
 };

 static struct gpio_led_platform_data marzen_leds_pdata = {
 	.leds		= marzen_leds,
 	.num_leds	= ARRAY_SIZE(marzen_leds),
 };

 static struct platform_device leds_device = {
 	.name	= "leds-gpio",
 	.id	= 0,
 	.dev	= {
 		.platform_data  = &marzen_leds_pdata,
 	},
 };

 static struct platform_device *marzen_devices[] __initdata = {
 	&eth_device,
 	&sdhi0_device,
 	&thermal_device,
 	&hspi_device,
 	&leds_device,
 };

 static const struct pinctrl_map marzen_pinctrl_map[] = {
 	/* HSPI0 */
 	PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 				  "hspi0", "hspi0"),
 	/* 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"),
 	/* USB0 */
 	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 				  "usb0", "usb0"),
 	/* USB1 */
 	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 				  "usb1", "usb1"),
 	/* USB2 */
 	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 				  "usb2", "usb2"),
 };

 static void __init marzen_init(void)
 {
 	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 				ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 	regulator_register_fixed(1, dummy_supplies,
 				ARRAY_SIZE(dummy_supplies));

 	pinctrl_register_mappings(marzen_pinctrl_map,
 				  ARRAY_SIZE(marzen_pinctrl_map));
 	r8a7779_pinmux_init();
 	r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */

 	r8a7779_add_standard_devices();
 	r8a7779_add_usb_phy_device(&usb_phy_platform_data);
 	platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 }

 MACHINE_START(MARZEN, "marzen")
 	.smp		= smp_ops(r8a7779_smp_ops),
 	.map_io		= r8a7779_map_io,
 	.init_early	= r8a7779_add_early_devices,
 	.nr_irqs	= NR_IRQS_LEGACY,
 	.init_irq	= r8a7779_init_irq,
 	.init_machine	= marzen_init,
 	.init_late	= r8a7779_init_late,
 	.init_time	= r8a7779_earlytimer_init,
 MACHINE_END
	/*
	* marzen board support
	*
	* Copyright (C) 2011 Renesas Solutions Corp.
	* Copyright (C) 2011 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/kernel.h>
	#include <linux/init.h>
	#include <linux/interrupt.h>
	#include <linux/irq.h>
	#include <linux/platform_device.h>
	#include <linux/delay.h>
	#include <linux/io.h>
	#include <linux/leds.h>
	#include <linux/dma-mapping.h>
	#include <linux/pinctrl/machine.h>
	#include <linux/platform_data/gpio-rcar.h>
	#include <linux/regulator/fixed.h>
	#include <linux/regulator/machine.h>
	#include <linux/smsc911x.h>
	#include <linux/spi/spi.h>
	#include <linux/spi/sh_hspi.h>
	#include <linux/mmc/host.h>
	#include <linux/mmc/sh_mobile_sdhi.h>
	#include <linux/mfd/tmio.h>
	#include <mach/hardware.h>
	#include <mach/r8a7779.h>
	#include <mach/common.h>
	#include <mach/irqs.h>
	#include <asm/mach-types.h>
	#include <asm/mach/arch.h>
	#include <asm/traps.h>

	/* Fixed 3.3V regulator to be used by SDHI0 */
	static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
	};

	/* Dummy supplies, where voltage doesn't matter */
	static struct regulator_consumer_supply dummy_supplies[] = {
	REGULATOR_SUPPLY("vddvario", "smsc911x"),
	REGULATOR_SUPPLY("vdd33a", "smsc911x"),
	};

	static struct rcar_phy_platform_data usb_phy_platform_data __initdata;

	/* SMSC LAN89218 */
	static struct resource smsc911x_resources[] = {
	[0] = {
	.start = 0x18000000, /* ExCS0 */
	.end = 0x180000ff, /* A1->A7 */
	.flags = IORESOURCE_MEM,
	},
	[1] = {
	.start = irq_pin(1), /* IRQ 1 */
	.flags = IORESOURCE_IRQ,
	},
	};

	static struct smsc911x_platform_config smsc911x_platdata = {
	.flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
	.phy_interface = PHY_INTERFACE_MODE_MII,
	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
	};

	static struct platform_device eth_device = {
	.name = "smsc911x",
	.id = -1,
	.dev = {
	.platform_data = &smsc911x_platdata,
	},
	.resource = smsc911x_resources,
	.num_resources = ARRAY_SIZE(smsc911x_resources),
	};

	static struct resource sdhi0_resources[] = {
	[0] = {
	.name = "sdhi0",
	.start = 0xffe4c000,
	.end = 0xffe4c0ff,
	.flags = IORESOURCE_MEM,
	},
	[1] = {
	.start = gic_iid(0x88),
	.flags = IORESOURCE_IRQ,
	},
	};

	static struct sh_mobile_sdhi_info sdhi0_platform_data = {
	.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE \| TMIO_MMC_HAS_IDLE_WAIT,
	.tmio_caps = MMC_CAP_SD_HIGHSPEED,
	};

	static struct platform_device sdhi0_device = {
	.name = "sh_mobile_sdhi",
	.num_resources = ARRAY_SIZE(sdhi0_resources),
	.resource = sdhi0_resources,
	.id = 0,
	.dev = {
	.platform_data = &sdhi0_platform_data,
	}
	};

	/* Thermal */
	static struct resource thermal_resources[] = {
	[0] = {
	.start = 0xFFC48000,
	.end = 0xFFC48038 - 1,
	.flags = IORESOURCE_MEM,
	},
	};

	static struct platform_device thermal_device = {
	.name = "rcar_thermal",
	.resource = thermal_resources,
	.num_resources = ARRAY_SIZE(thermal_resources),
	};

	/* HSPI */
	static struct resource hspi_resources[] = {
	[0] = {
	.start = 0xFFFC7000,
	.end = 0xFFFC7018 - 1,
	.flags = IORESOURCE_MEM,
	},
	};

	static struct platform_device hspi_device = {
	.name = "sh-hspi",
	.id = 0,
	.resource = hspi_resources,
	.num_resources = ARRAY_SIZE(hspi_resources),
	};

	/* LEDS */
	static struct gpio_led marzen_leds[] = {
	{
	.name = "led2",
	.gpio = RCAR_GP_PIN(4, 29),
	.default_state = LEDS_GPIO_DEFSTATE_ON,
	}, {
	.name = "led3",
	.gpio = RCAR_GP_PIN(4, 30),
	.default_state = LEDS_GPIO_DEFSTATE_ON,
	}, {
	.name = "led4",
	.gpio = RCAR_GP_PIN(4, 31),
	.default_state = LEDS_GPIO_DEFSTATE_ON,
	},
	};

	static struct gpio_led_platform_data marzen_leds_pdata = {
	.leds = marzen_leds,
	.num_leds = ARRAY_SIZE(marzen_leds),
	};

	static struct platform_device leds_device = {
	.name = "leds-gpio",
	.id = 0,
	.dev = {
	.platform_data = &marzen_leds_pdata,
	},
	};

	static struct platform_device *marzen_devices[] __initdata = {
	&eth_device,
	&sdhi0_device,
	&thermal_device,
	&hspi_device,
	&leds_device,
	};

	static const struct pinctrl_map marzen_pinctrl_map[] = {
	/* HSPI0 */
	PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
	"hspi0", "hspi0"),
	/* 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"),
	/* USB0 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
	"usb0", "usb0"),
	/* USB1 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
	"usb1", "usb1"),
	/* USB2 */
	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
	"usb2", "usb2"),
	};

	static void __init marzen_init(void)
	{
	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
	ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
	regulator_register_fixed(1, dummy_supplies,
	ARRAY_SIZE(dummy_supplies));

	pinctrl_register_mappings(marzen_pinctrl_map,
	ARRAY_SIZE(marzen_pinctrl_map));
	r8a7779_pinmux_init();
	r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */

	r8a7779_add_standard_devices();
	r8a7779_add_usb_phy_device(&usb_phy_platform_data);
	platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
	}

	MACHINE_START(MARZEN, "marzen")
	.smp = smp_ops(r8a7779_smp_ops),
	.map_io = r8a7779_map_io,
	.init_early = r8a7779_add_early_devices,
	.nr_irqs = NR_IRQS_LEGACY,
	.init_irq = r8a7779_init_irq,
	.init_machine = marzen_init,
	.init_late = r8a7779_init_late,
	.init_time = r8a7779_earlytimer_init,
	MACHINE_END