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232 lines
5.7 KiB
232 lines
5.7 KiB
// SPDX-License-Identifier: GPL-2.0 |
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// |
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// Copyright (c) 2008 Ramax Lo <[email protected]> |
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// Based on mach-anubis.c by Ben Dooks <[email protected]> |
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// and modifications by SBZ <[email protected]> and |
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// Weibing <http://weibing.blogbus.com> |
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// |
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// For product information, visit http://www.arm.com/ |
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#include <linux/kernel.h> |
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#include <linux/types.h> |
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#include <linux/gpio/machine.h> |
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#include <linux/interrupt.h> |
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#include <linux/list.h> |
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#include <linux/timer.h> |
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#include <linux/init.h> |
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#include <linux/io.h> |
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#include <linux/serial_core.h> |
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#include <linux/serial_s3c.h> |
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#include <linux/dm9000.h> |
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#include <linux/platform_device.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/map.h> |
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#include <asm/mach/irq.h> |
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#include <linux/platform_data/fb-s3c2410.h> |
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#include <asm/irq.h> |
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#include <asm/mach-types.h> |
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#include "regs-gpio.h" |
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#include "gpio-samsung.h" |
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#include <linux/platform_data/mtd-nand-s3c2410.h> |
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#include <linux/platform_data/i2c-s3c2410.h> |
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#include <linux/mtd/mtd.h> |
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#include <linux/mtd/rawnand.h> |
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#include <linux/mtd/nand-ecc-sw-hamming.h> |
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#include <linux/mtd/partitions.h> |
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#include "devs.h" |
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#include "cpu.h" |
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#include <linux/platform_data/mmc-s3cmci.h> |
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#include "s3c24xx.h" |
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static struct map_desc at2440evb_iodesc[] __initdata = { |
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/* Nothing here */ |
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}; |
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#define UCON S3C2410_UCON_DEFAULT |
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#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) |
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#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) |
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static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = { |
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[0] = { |
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.hwport = 0, |
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.flags = 0, |
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.ucon = UCON, |
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.ulcon = ULCON, |
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.ufcon = UFCON, |
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.clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
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}, |
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[1] = { |
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.hwport = 1, |
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.flags = 0, |
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.ucon = UCON, |
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.ulcon = ULCON, |
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.ufcon = UFCON, |
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.clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
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}, |
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}; |
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/* NAND Flash on AT2440EVB board */ |
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static struct mtd_partition __initdata at2440evb_default_nand_part[] = { |
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[0] = { |
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.name = "Boot Agent", |
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.size = SZ_256K, |
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.offset = 0, |
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}, |
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[1] = { |
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.name = "Kernel", |
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.size = SZ_2M, |
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.offset = SZ_256K, |
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}, |
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[2] = { |
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.name = "Root", |
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.offset = SZ_256K + SZ_2M, |
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.size = MTDPART_SIZ_FULL, |
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}, |
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}; |
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static struct s3c2410_nand_set __initdata at2440evb_nand_sets[] = { |
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[0] = { |
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.name = "nand", |
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.nr_chips = 1, |
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.nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part), |
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.partitions = at2440evb_default_nand_part, |
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}, |
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}; |
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static struct s3c2410_platform_nand __initdata at2440evb_nand_info = { |
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.tacls = 25, |
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.twrph0 = 55, |
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.twrph1 = 40, |
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.nr_sets = ARRAY_SIZE(at2440evb_nand_sets), |
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.sets = at2440evb_nand_sets, |
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.engine_type = NAND_ECC_ENGINE_TYPE_SOFT, |
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}; |
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/* DM9000AEP 10/100 ethernet controller */ |
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static struct resource at2440evb_dm9k_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C2410_CS3, 4), |
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[1] = DEFINE_RES_MEM(S3C2410_CS3 + 4, 4), |
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[2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \ |
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| IORESOURCE_IRQ_HIGHEDGE), |
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}; |
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static struct dm9000_plat_data at2440evb_dm9k_pdata = { |
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.flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), |
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}; |
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static struct platform_device at2440evb_device_eth = { |
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.name = "dm9000", |
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.id = -1, |
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.num_resources = ARRAY_SIZE(at2440evb_dm9k_resource), |
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.resource = at2440evb_dm9k_resource, |
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.dev = { |
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.platform_data = &at2440evb_dm9k_pdata, |
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}, |
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}; |
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static struct s3c24xx_mci_pdata at2440evb_mci_pdata __initdata = { |
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.set_power = s3c24xx_mci_def_set_power, |
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}; |
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static struct gpiod_lookup_table at2440evb_mci_gpio_table = { |
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.dev_id = "s3c2410-sdi", |
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.table = { |
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/* Card detect S3C2410_GPG(10) */ |
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GPIO_LOOKUP("GPIOG", 10, "cd", GPIO_ACTIVE_LOW), |
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/* bus pins */ |
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GPIO_LOOKUP_IDX("GPIOE", 5, "bus", 0, GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP_IDX("GPIOE", 6, "bus", 1, GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP_IDX("GPIOE", 7, "bus", 2, GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP_IDX("GPIOE", 8, "bus", 3, GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP_IDX("GPIOE", 9, "bus", 4, GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP_IDX("GPIOE", 10, "bus", 5, GPIO_ACTIVE_HIGH), |
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{ }, |
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}, |
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}; |
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/* 7" LCD panel */ |
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static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = { |
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.lcdcon5 = S3C2410_LCDCON5_FRM565 | |
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S3C2410_LCDCON5_INVVLINE | |
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S3C2410_LCDCON5_INVVFRAME | |
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S3C2410_LCDCON5_PWREN | |
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S3C2410_LCDCON5_HWSWP, |
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.type = S3C2410_LCDCON1_TFT, |
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.width = 800, |
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.height = 480, |
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.pixclock = 33333, /* HCLK 60 MHz, divisor 2 */ |
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.xres = 800, |
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.yres = 480, |
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.bpp = 16, |
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.left_margin = 88, |
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.right_margin = 40, |
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.hsync_len = 128, |
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.upper_margin = 32, |
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.lower_margin = 11, |
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.vsync_len = 2, |
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}; |
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static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = { |
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.displays = &at2440evb_lcd_cfg, |
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.num_displays = 1, |
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.default_display = 0, |
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}; |
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static struct platform_device *at2440evb_devices[] __initdata = { |
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&s3c_device_ohci, |
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&s3c_device_wdt, |
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&s3c_device_adc, |
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&s3c_device_i2c0, |
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&s3c_device_rtc, |
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&s3c_device_nand, |
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&s3c_device_sdi, |
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&s3c_device_lcd, |
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&at2440evb_device_eth, |
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}; |
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static void __init at2440evb_map_io(void) |
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{ |
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s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc)); |
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s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs)); |
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s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4); |
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} |
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static void __init at2440evb_init_time(void) |
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{ |
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s3c2440_init_clocks(16934400); |
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s3c24xx_timer_init(); |
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} |
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static void __init at2440evb_init(void) |
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{ |
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s3c24xx_fb_set_platdata(&at2440evb_fb_info); |
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gpiod_add_lookup_table(&at2440evb_mci_gpio_table); |
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s3c24xx_mci_set_platdata(&at2440evb_mci_pdata); |
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s3c_nand_set_platdata(&at2440evb_nand_info); |
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s3c_i2c0_set_platdata(NULL); |
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platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices)); |
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} |
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MACHINE_START(AT2440EVB, "AT2440EVB") |
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.atag_offset = 0x100, |
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.map_io = at2440evb_map_io, |
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.init_machine = at2440evb_init, |
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.init_irq = s3c2440_init_irq, |
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.init_time = at2440evb_init_time, |
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MACHINE_END
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