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// SPDX-License-Identifier: GPL-2.0
// linux/arch/arm/mach-s3c2440/mach-smdk2440.c
//
// Copyright (c) 2004-2005 Simtec Electronics
// Ben Dooks <ben@simtec.co.uk>
//
// http://www.fluff.org/ben/smdk2440/
//
// Thanks to Dimity Andric and TomTom for the loan of an SMDK2440.
#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/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <mach/regs-gpio.h>
#include <mach/regs-lcd.h>
#include <mach/fb.h>
#include <linux/platform_data/i2c-s3c2410.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/samsung-time.h>
#include "common.h"
#include "common-smdk.h"
static struct map_desc smdk2440_iodesc[] __initdata = {
/* ISA IO Space map (memory space selected by A24) */
{
.virtual = (u32)S3C24XX_VA_ISA_WORD,
.pfn = __phys_to_pfn(S3C2410_CS2),
.length = 0x10000,
.type = MT_DEVICE,
}, {
.virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
.pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
.length = SZ_4M,
.type = MT_DEVICE,
}, {
.virtual = (u32)S3C24XX_VA_ISA_BYTE,
.pfn = __phys_to_pfn(S3C2410_CS2),
.length = 0x10000,
.type = MT_DEVICE,
}, {
.virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
.pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
.length = SZ_4M,
.type = MT_DEVICE,
}
};
#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
/* IR port */
[2] = {
.hwport = 2,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x43,
.ufcon = 0x51,
}
};
/* LCD driver info */
static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_INVVFRAME |
S3C2410_LCDCON5_PWREN |
S3C2410_LCDCON5_HWSWP,
.type = S3C2410_LCDCON1_TFT,
.width = 240,
.height = 320,
.pixclock = 166667, /* HCLK 60 MHz, divisor 10 */
.xres = 240,
.yres = 320,
.bpp = 16,
.left_margin = 20,
.right_margin = 8,
.hsync_len = 4,
.upper_margin = 8,
.lower_margin = 7,
.vsync_len = 4,
};
static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
.displays = &smdk2440_lcd_cfg,
.num_displays = 1,
.default_display = 0,
#if 0
/* currently setup by downloader */
.gpccon = 0xaa940659,
.gpccon_mask = 0xffffffff,
.gpcup = 0x0000ffff,
.gpcup_mask = 0xffffffff,
.gpdcon = 0xaa84aaa0,
.gpdcon_mask = 0xffffffff,
.gpdup = 0x0000faff,
.gpdup_mask = 0xffffffff,
#endif
.lpcsel = ((0xCE6) & ~7) | 1<<4,
};
static struct platform_device *smdk2440_devices[] __initdata = {
&s3c_device_ohci,
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
};
static void __init smdk2440_map_io(void)
{
s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
}
static void __init smdk2440_init_time(void)
{
s3c2440_init_clocks(16934400);
samsung_timer_init();
}
static void __init smdk2440_machine_init(void)
{
s3c24xx_fb_set_platdata(&smdk2440_fb_info);
s3c_i2c0_set_platdata(NULL);
platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
smdk_machine_init();
}
MACHINE_START(S3C2440, "SMDK2440")
/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.atag_offset = 0x100,
.init_irq = s3c2440_init_irq,
.map_io = smdk2440_map_io,
.init_machine = smdk2440_machine_init,
.init_time = smdk2440_init_time,
MACHINE_END
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