rendered paste body/*********************************************************************** * * linux/arch/arm/mach-s3c2410/mach-amlm5900.c * * Copyright (c) 2006 American Microsystems Limited * David Anders <danders@amltd.com> * 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; either version 2 of * the License, or (at your option) any later version. * * 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., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * @History: * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by * Ben Dooks <ben@simtec.co.uk> * ***********************************************************************/#include <linux/kernel.h>#include <linux/types.h>#include <linux/interrupt.h>#include <linux/list.h>#include <linux/timer.h>#include <linux/init.h>#include <linux/device.h>#include <linux/platform_device.h>#include <linux/proc_fs.h>#include <asm/mach/arch.h>#include <asm/mach/map.h>#include <asm/mach/irq.h>#include <asm/mach/flash.h>#include <asm/hardware.h>#include <asm/io.h>#include <asm/irq.h>#include <asm/mach-types.h>#include <asm/arch/fb.h>#include <asm/arch/regs-serial.h>#include <asm/arch/regs-lcd.h>#include <asm/arch/regs-gpio.h>#include "devs.h"#include "cpu.h"#ifdef CONFIG_MTD_PARTITIONS#include <linux/mtd/mtd.h>#include <linux/mtd/partitions.h>#include <linux/mtd/map.h>#include <linux/mtd/physmap.h>static struct resource amlm5900_nor_resource = { .start = 0x00000000, .end = 0x01000000 - 1, .flags = IORESOURCE_MEM,};static struct mtd_partition amlm5900_mtd_partitions[] = { { .name = "System", .size = 0x240000, .offset = 0, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "Kernel", .size = 0x100000, .offset = MTDPART_OFS_APPEND, }, { .name = "Ramdisk", .size = 0x300000, .offset = MTDPART_OFS_APPEND, }, { .name = "JFFS2", .size = 0x9A0000, .offset = MTDPART_OFS_APPEND, }, { .name = "Settings", .size = MTDPART_SIZ_FULL, .offset = MTDPART_OFS_APPEND, }};static struct physmap_flash_data amlm5900_flash_data = { .width = 2, .parts = amlm5900_mtd_partitions, .nr_parts = ARRAY_SIZE(amlm5900_mtd_partitions),};static struct platform_device amlm5900_device_nor = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &amlm5900_flash_data, }, .num_resources = 1, .resource = &amlm5900_nor_resource,};#endifstatic struct map_desc amlm5900_iodesc[] __initdata = { { .virtual = (u32)S3C24XX_VA_SPI, .pfn = __phys_to_pfn(S3C2410_PA_SPI), .length = SZ_1M, .type = MT_DEVICE }};#define UCON S3C2410_UCON_DEFAULT#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODEstatic struct s3c2410_uartcfg amlm5900_uartcfgs[] = { [0] = { .hwport = 0, .flags = 0, .ucon = UCON, .ulcon = ULCON, .ufcon = UFCON, }, [1] = { .hwport = 1, .flags = 0, .ucon = UCON, .ulcon = ULCON, .ufcon = UFCON, }, [2] = { .hwport = 2, .flags = 0, .ucon = UCON, .ulcon = ULCON, .ufcon = UFCON, }};static struct platform_device *amlm5900_devices[] __initdata = {#ifdef CONFIG_FB_S3C2410 &s3c_device_lcd,#endif &s3c_device_adc, &s3c_device_wdt, &s3c_device_i2c, &s3c_device_usb, &s3c_device_rtc, &s3c_device_usbgadget, &s3c_device_sdi,#ifdef CONFIG_MTD_PARTITIONS &amlm5900_device_nor,#endif};static struct s3c24xx_board amlm5900_board __initdata = { .devices = amlm5900_devices, .devices_count = ARRAY_SIZE(amlm5900_devices)};void __init amlm5900_map_io(void){ s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc)); s3c24xx_init_clocks(0); s3c24xx_init_uarts(amlm5900_uartcfgs, ARRAY_SIZE(amlm5900_uartcfgs)); s3c24xx_set_board(&amlm5900_board);}#ifdef CONFIG_FB_S3C2410static struct s3c2410fb_mach_info __initdata amlm5900_lcd_info = { .width = 160, .height = 160,/* commented out until stn patch is submitted* .type = S3C2410_LCDCON1_STN4,*/ .gpccon = 0xaaaaaaaa, .gpccon_mask = 0xffffffff, .gpcup = 0x0000ffff, .gpcup_mask = 0xffffffff, .gpdcon = 0xaaaaaaaa, .gpdcon_mask = 0xffffffff, .gpdup = 0x0000ffff, .gpdup_mask = 0xffffffff, .xres = { .min = 160, .max = 160, .defval = 160, }, .yres = { .min = 160, .max = 160, .defval = 160, }, .bpp = { .min = 4, .max = 4, .defval = 4, }, .regs = { .lcdcon1 = 0x00008225, .lcdcon2 = 0x0027c000, .lcdcon3 = 0x00182708, .lcdcon4 = 0x00000002, .lcdcon5 = 0x00000001, }};static void amlm5900_lcd_init(void){ s3c24xx_fb_set_platdata(&amlm5900_lcd_info);}#else#define amlm5900_lcd_init NULL#endif#ifdef CONFIG_PMstatic irqreturn_tamlm5900_wake_interrupt(int irq, void *ignored, struct pt_regs *regs){ return IRQ_HANDLED;}static void amlm5900_register_wake_irq(void){ int ret = 0; ret = request_irq(IRQ_EINT9, &amlm5900_wake_interrupt, IRQF_TRIGGER_RISING | IRQF_SHARED, "amlm5900_wakeup", &amlm5900_wake_interrupt); if (ret != 0) { printk(KERN_ERR "AML-M5900: no wakeup irq, %d?\n", ret); } else { enable_irq_wake(IRQ_EINT9); /* configure the suspend/resume status pin */ s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP); s3c2410_gpio_pullup(S3C2410_GPF2, 0); }}#else#define amlm5900_register_wake_irq NULL#endifstatic void __init amlm5900_init(void){ aml5900_register_wake_irq(); aml5900_lcd_init();}MACHINE_START(AML_M5900, "AML_M5900") .phys_io = S3C2410_PA_UART, .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, .boot_params = S3C2410_SDRAM_PA + 0x100, .map_io = amlm5900_map_io, .init_irq = s3c24xx_init_irq, .init_machine = amlm5900_init, .timer = &s3c24xx_timer,MACHINE_END