| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282 | 
							- /*
 
-  * Emma Mobile EV2 processor support
 
-  *
 
-  * Copyright (C) 2012  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/platform_data/gpio-em.h>
 
- #include <linux/of_platform.h>
 
- #include <linux/delay.h>
 
- #include <linux/input.h>
 
- #include <linux/io.h>
 
- #include <linux/of_irq.h>
 
- #include <mach/hardware.h>
 
- #include <mach/common.h>
 
- #include <mach/emev2.h>
 
- #include <mach/irqs.h>
 
- #include <asm/mach-types.h>
 
- #include <asm/mach/arch.h>
 
- #include <asm/mach/map.h>
 
- #include <asm/mach/time.h>
 
- #include <asm/hardware/gic.h>
 
- static struct map_desc emev2_io_desc[] __initdata = {
 
- #ifdef CONFIG_SMP
 
- 	/* 128K entity map for 0xe0100000 (SMU) */
 
- 	{
 
- 		.virtual	= 0xe0100000,
 
- 		.pfn		= __phys_to_pfn(0xe0100000),
 
- 		.length		= SZ_128K,
 
- 		.type		= MT_DEVICE
 
- 	},
 
- 	/* 2M mapping for SCU + L2 controller */
 
- 	{
 
- 		.virtual	= 0xf0000000,
 
- 		.pfn		= __phys_to_pfn(0x1e000000),
 
- 		.length		= SZ_2M,
 
- 		.type		= MT_DEVICE
 
- 	},
 
- #endif
 
- };
 
- void __init emev2_map_io(void)
 
- {
 
- 	iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc));
 
- }
 
- /* UART */
 
- static struct resource uart0_resources[] = {
 
- 	[0]	= {
 
- 		.start	= 0xe1020000,
 
- 		.end	= 0xe1020037,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1]	= {
 
- 		.start	= 40,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	}
 
- };
 
- static struct platform_device uart0_device = {
 
- 	.name		= "serial8250-em",
 
- 	.id		= 0,
 
- 	.num_resources	= ARRAY_SIZE(uart0_resources),
 
- 	.resource	= uart0_resources,
 
- };
 
- static struct resource uart1_resources[] = {
 
- 	[0]	= {
 
- 		.start	= 0xe1030000,
 
- 		.end	= 0xe1030037,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1]	= {
 
- 		.start	= 41,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	}
 
- };
 
- static struct platform_device uart1_device = {
 
- 	.name		= "serial8250-em",
 
- 	.id		= 1,
 
- 	.num_resources	= ARRAY_SIZE(uart1_resources),
 
- 	.resource	= uart1_resources,
 
- };
 
- static struct resource uart2_resources[] = {
 
- 	[0]	= {
 
- 		.start	= 0xe1040000,
 
- 		.end	= 0xe1040037,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1]	= {
 
- 		.start	= 42,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	}
 
- };
 
- static struct platform_device uart2_device = {
 
- 	.name		= "serial8250-em",
 
- 	.id		= 2,
 
- 	.num_resources	= ARRAY_SIZE(uart2_resources),
 
- 	.resource	= uart2_resources,
 
- };
 
- static struct resource uart3_resources[] = {
 
- 	[0]	= {
 
- 		.start	= 0xe1050000,
 
- 		.end	= 0xe1050037,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1]	= {
 
- 		.start	= 43,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	}
 
- };
 
- static struct platform_device uart3_device = {
 
- 	.name		= "serial8250-em",
 
- 	.id		= 3,
 
- 	.num_resources	= ARRAY_SIZE(uart3_resources),
 
- 	.resource	= uart3_resources,
 
- };
 
- /* STI */
 
- static struct resource sti_resources[] = {
 
- 	[0] = {
 
- 		.name	= "STI",
 
- 		.start	= 0xe0180000,
 
- 		.end	= 0xe0180053,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1] = {
 
- 		.start	= 157,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- };
 
- static struct platform_device sti_device = {
 
- 	.name		= "em_sti",
 
- 	.id		= 0,
 
- 	.resource	= sti_resources,
 
- 	.num_resources	= ARRAY_SIZE(sti_resources),
 
- };
 
- /* GIO */
 
- static struct gpio_em_config gio0_config = {
 
- 	.gpio_base = 0,
 
- 	.irq_base = EMEV2_GPIO_IRQ(0),
 
- 	.number_of_pins = 32,
 
- };
 
- static struct resource gio0_resources[] = {
 
- 	[0] = {
 
- 		.name	= "GIO_000",
 
- 		.start	= 0xe0050000,
 
- 		.end	= 0xe005002b,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1] = {
 
- 		.name	= "GIO_000",
 
- 		.start	= 0xe0050040,
 
- 		.end	= 0xe005005f,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[2] = {
 
- 		.start	= 99,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- 	[3] = {
 
- 		.start	= 100,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- };
 
- static struct platform_device gio0_device = {
 
- 	.name		= "em_gio",
 
- 	.id		= 0,
 
- 	.resource	= gio0_resources,
 
- 	.num_resources	= ARRAY_SIZE(gio0_resources),
 
- 	.dev		= {
 
- 		.platform_data	= &gio0_config,
 
- 	},
 
- };
 
- static struct gpio_em_config gio1_config = {
 
- 	.gpio_base = 32,
 
- 	.irq_base = EMEV2_GPIO_IRQ(32),
 
- 	.number_of_pins = 32,
 
- };
 
- static struct resource gio1_resources[] = {
 
- 	[0] = {
 
- 		.name	= "GIO_032",
 
- 		.start	= 0xe0050080,
 
- 		.end	= 0xe00500ab,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1] = {
 
- 		.name	= "GIO_032",
 
- 		.start	= 0xe00500c0,
 
- 		.end	= 0xe00500df,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[2] = {
 
- 		.start	= 101,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- 	[3] = {
 
- 		.start	= 102,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- };
 
- static struct platform_device gio1_device = {
 
- 	.name		= "em_gio",
 
- 	.id		= 1,
 
- 	.resource	= gio1_resources,
 
- 	.num_resources	= ARRAY_SIZE(gio1_resources),
 
- 	.dev		= {
 
- 		.platform_data	= &gio1_config,
 
- 	},
 
- };
 
- static struct gpio_em_config gio2_config = {
 
- 	.gpio_base = 64,
 
- 	.irq_base = EMEV2_GPIO_IRQ(64),
 
- 	.number_of_pins = 32,
 
- };
 
- static struct resource gio2_resources[] = {
 
- 	[0] = {
 
- 		.name	= "GIO_064",
 
- 		.start	= 0xe0050100,
 
- 		.end	= 0xe005012b,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[1] = {
 
- 		.name	= "GIO_064",
 
- 		.start	= 0xe0050140,
 
- 		.end	= 0xe005015f,
 
- 		.flags	= IORESOURCE_MEM,
 
- 	},
 
- 	[2] = {
 
- 		.start	= 103,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- 	[3] = {
 
- 		.start	= 104,
 
- 		.flags	= IORESOURCE_IRQ,
 
- 	},
 
- };
 
- static struct platform_device gio2_device = {
 
- 	.name		= "em_gio",
 
- 	.id		= 2,
 
- 	.resource	= gio2_resources,
 
- 	.num_resources	= ARRAY_SIZE(gio2_resources),
 
- 	.dev		= {
 
- 		.platform_data	= &gio2_config,
 
- 	},
 
- };
 
- static struct gpio_em_config gio3_config = {
 
- 	.gpio_base = 96,
 
 
  |