/* * linux/arch/arm/mach-sa1100/cerf.c * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * Apr-2003 : Removed some old PDA crud [FB] * Oct-2003 : Added uart2 resource [FB] * Jan-2004 : Removed io map for flash [FB] */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/tty.h> #include <linux/platform_device.h> #include <linux/irq.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <asm/irq.h> #include <asm/hardware.h> #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> #include <asm/mach/map.h> #include <asm/mach/serial_sa1100.h> #include <asm/arch/cerf.h> #include <asm/arch/mcp.h> #include "generic.h" static struct resource cerfuart2_resources[] = { [0] = { .start = 0x80030000, .end = 0x8003ffff, .flags = IORESOURCE_MEM, }, }; static struct platform_device cerfuart2_device = { .name = "sa11x0-uart", .id = 2, .num_resources = ARRAY_SIZE(cerfuart2_resources), .resource = cerfuart2_resources, }; static struct platform_device *cerf_devices[] __initdata = { &cerfuart2_device, }; #ifdef CONFIG_SA1100_CERF_FLASH_32MB # define CERF_FLASH_SIZE 0x02000000 #elif defined CONFIG_SA1100_CERF_FLASH_16MB # define CERF_FLASH_SIZE 0x01000000 #elif defined CONFIG_SA1100_CERF_FLASH_8MB # define CERF_FLASH_SIZE 0x00800000 #else # error "Undefined flash size for CERF" #endif static struct mtd_partition cerf_partitions[] = { { .name = "Bootloader", .size = 0x00020000, .offset = 0x00000000, }, { .name = "Params", .size = 0x00040000, .offset = 0x00020000, }, { .name = "Kernel", .size = 0x00100000, .offset = 0x00060000, }, { .name = "Filesystem", .size = CERF_FLASH_SIZE-0x00160000, .offset = 0x00160000, } }; static struct flash_platform_data cerf_flash_data = { .map_name = "cfi_probe", .parts = cerf_partitions, .nr_parts = ARRAY_SIZE(cerf_partitions), }; static struct resource cerf_flash_resource = { .start = SA1100_CS0_PHYS, .end = SA1100_CS0_PHYS + SZ_32M - 1, .flags = IORESOURCE_MEM, }; static void __init cerf_init_irq(void) { sa1100_init_irq(); set_irq_type(CERF_ETH_IRQ, IRQT_RISING); } static struct map_desc cerf_io_desc[] __initdata = { { /* Crystal Ethernet Chip */ .virtual = 0xf0000000, .pfn = __phys_to_pfn(0x08000000), .length = 0x00100000, .type = MT_DEVICE } }; static void __init cerf_map_io(void) { sa1100_map_io(); iotable_init(cerf_io_desc, ARRAY_SIZE(cerf_io_desc)); sa1100_register_uart(0, 3); sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ sa1100_register_uart(2, 1); /* set some GPDR bits here while it's safe */ GPDR |= CERF_GPIO_CF_RESET; } static struct mcp_plat_data cerf_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, }; static void __init cerf_init(void) { platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_set_flash_data(&cerf_flash_data, &cerf_flash_resource, 1); sa11x0_set_mcp_data(&cerf_mcp_data); } MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") /* Maintainer: support@intrinsyc.com */ .phys_io = 0x80000000, .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc, .map_io = cerf_map_io, .init_irq = cerf_init_irq, .timer = &sa1100_timer, .init_machine = cerf_init, MACHINE_END