/* linux/arch/arm/mach-s3c2440/mach-at2440evb.c * * Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com> * Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk> * and modifications by SBZ <sbz@spgui.org> and * Weibing <http://weibing.blogbus.com> * * For product information, visit http://www.arm9e.com/ * * 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. */ #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/io.h> #include <linux/serial_core.h> #include <linux/dm9000.h> #include <linux/platform_device.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> #include <mach/hardware.h> #include <mach/fb.h> #include <asm/irq.h> #include <asm/mach-types.h> #include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include <mach/regs-mem.h> #include <mach/regs-lcd.h> #include <plat/nand.h> #include <plat/iic.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/nand_ecc.h> #include <linux/mtd/partitions.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/mci.h> static struct map_desc at2440evb_iodesc[] __initdata = { /* Nothing here */ }; #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) static struct s3c24xx_uart_clksrc at2440evb_serial_clocks[] = { [0] = { .name = "uclk", .divisor = 1, .min_baud = 0, .max_baud = 0, }, [1] = { .name = "pclk", .divisor = 1, .min_baud = 0, .max_baud = 0, } }; static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = { [0] = { .hwport = 0, .flags = 0, .ucon = UCON, .ulcon = ULCON, .ufcon = UFCON, .clocks = at2440evb_serial_clocks, .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks), }, [1] = { .hwport = 1, .flags = 0, .ucon = UCON, .ulcon = ULCON, .ufcon = UFCON, .clocks = at2440evb_serial_clocks, .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks), }, }; /* NAND Flash on AT2440EVB board */ static struct mtd_partition __initdata at2440evb_default_nand_part[] = { [0] = { .name = "Boot Agent", .size = SZ_256K, .offset = 0, }, [1] = { .name = "Kernel", .size = SZ_2M, .offset = SZ_256K, }, [2] = { .name = "Root", .offset = SZ_256K + SZ_2M, .size = MTDPART_SIZ_FULL, }, }; static struct s3c2410_nand_set __initdata at2440evb_nand_sets[] = { [0] = { .name = "nand", .nr_chips = 1, .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part), .partitions = at2440evb_default_nand_part, }, }; static struct s3c2410_platform_nand __initdata at2440evb_nand_info = { .tacls = 25, .twrph0 = 55, .twrph1 = 40, .nr_sets = ARRAY_SIZE(at2440evb_nand_sets), .sets = at2440evb_nand_sets, }; /* DM9000AEP 10/100 ethernet controller */ static struct resource at2440evb_dm9k_resource[] = { [0] = { .start = S3C2410_CS3, .end = S3C2410_CS3 + 3, .flags = IORESOURCE_MEM }, [1] = { .start = S3C2410_CS3 + 4, .end = S3C2410_CS3 + 7, .flags = IORESOURCE_MEM }, [2] = { .start = IRQ_EINT7, .end = IRQ_EINT7, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; static struct dm9000_plat_data at2440evb_dm9k_pdata = { .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), }; static struct platform_device at2440evb_device_eth = { .name = "dm9000", .id = -1, .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource), .resource = at2440evb_dm9k_resource, .dev = { .platform_data = &at2440evb_dm9k_pdata, }, }; static struct s3c24xx_mci_pdata at2440evb_mci_pdata = { .gpio_detect = S3C2410_GPG(10), }; /* 7" LCD panel */ static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = { .lcdcon5 = S3C2410_LCDCON5_FRM565 | S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME | S3C2410_LCDCON5_PWREN | S3C2410_LCDCON5_HWSWP, .type = S3C2410_LCDCON1_TFT, .width = 800, .height = 480, .pixclock = 33333, /* HCLK 60 MHz, divisor 2 */ .xres = 800, .yres = 480, .bpp = 16, .left_margin = 88, .right_margin = 40, .hsync_len = 128, .upper_margin = 32, .lower_margin = 11, .vsync_len = 2, }; static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = { .displays = &at2440evb_lcd_cfg, .num_displays = 1, .default_display = 0, }; static struct platform_device *at2440evb_devices[] __initdata = { &s3c_device_usb, &s3c_device_wdt, &s3c_device_adc, &s3c_device_i2c0, &s3c_device_rtc, &s3c_device_nand, &s3c_device_sdi, &s3c_device_lcd, &at2440evb_device_eth, }; static void __init at2440evb_map_io(void) { s3c_device_sdi.dev.platform_data = &at2440evb_mci_pdata; s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc)); s3c24xx_init_clocks(16934400); s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs)); } static void __init at2440evb_init(void) { s3c24xx_fb_set_platdata(&at2440evb_fb_info); s3c_nand_set_platdata(&at2440evb_nand_info); s3c_i2c0_set_platdata(NULL); platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices)); } MACHINE_START(AT2440EVB, "AT2440EVB") .phys_io = S3C2410_PA_UART, .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, .boot_params = S3C2410_SDRAM_PA + 0x100, .map_io = at2440evb_map_io, .init_machine = at2440evb_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, MACHINE_END