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Commit 461859db authored by Kukjin Kim's avatar Kukjin Kim Committed by Ben Dooks
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ARM: S5P6442: Add SMDK6442 board support file 



This patch adds SMDK6442 board support file.

Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent 550db7f1

arch/arm/mach-s5p6442/Makefile

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Original line number Diff line number Diff line
@@ -16,3 +16,4 @@ obj-$(CONFIG_CPU_S5P6442) += cpu.o init.o clock.o 


# machine support



obj-$(CONFIG_MACH_SMDK6442)	+= mach-smdk6442.o

arch/arm/mach-s5p6442/mach-smdk6442.c

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/* linux/arch/arm/mach-s5p6442/mach-smdk6442.c

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.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/init.h>

#include <linux/serial_core.h>



#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/setup.h>

#include <asm/mach-types.h>



#include <mach/map.h>

#include <mach/regs-clock.h>



#include <plat/regs-serial.h>

#include <plat/s5p6442.h>

#include <plat/devs.h>

#include <plat/cpu.h>



/* Following are default values for UCON, ULCON and UFCON UART registers */

#define S5P6442_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\

				 S3C2410_UCON_RXILEVEL |	\

				 S3C2410_UCON_TXIRQMODE |	\

				 S3C2410_UCON_RXIRQMODE |	\

				 S3C2410_UCON_RXFIFO_TOI |	\

				 S3C2443_UCON_RXERR_IRQEN)



#define S5P6442_ULCON_DEFAULT	S3C2410_LCON_CS8



#define S5P6442_UFCON_DEFAULT	(S3C2410_UFCON_FIFOMODE |	\

				 S5PV210_UFCON_TXTRIG4 |	\

				 S5PV210_UFCON_RXTRIG4)



static struct s3c2410_uartcfg smdk6442_uartcfgs[] __initdata = {

	[0] = {

		.hwport		= 0,

		.flags		= 0,

		.ucon		= S5P6442_UCON_DEFAULT,

		.ulcon		= S5P6442_ULCON_DEFAULT,

		.ufcon		= S5P6442_UFCON_DEFAULT,

	},

	[1] = {

		.hwport		= 1,

		.flags		= 0,

		.ucon		= S5P6442_UCON_DEFAULT,

		.ulcon		= S5P6442_ULCON_DEFAULT,

		.ufcon		= S5P6442_UFCON_DEFAULT,

	},

	[2] = {

		.hwport		= 2,

		.flags		= 0,

		.ucon		= S5P6442_UCON_DEFAULT,

		.ulcon		= S5P6442_ULCON_DEFAULT,

		.ufcon		= S5P6442_UFCON_DEFAULT,

	},

};



static struct platform_device *smdk6442_devices[] __initdata = {

};



static void __init smdk6442_map_io(void)

{

	s5p_init_io(NULL, 0, S5P_VA_CHIPID);

	s3c24xx_init_clocks(12000000);

	s3c24xx_init_uarts(smdk6442_uartcfgs, ARRAY_SIZE(smdk6442_uartcfgs));

}



static void __init smdk6442_machine_init(void)

{

	platform_add_devices(smdk6442_devices, ARRAY_SIZE(smdk6442_devices));

}



MACHINE_START(SMDK6442, "SMDK6442")

	/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */

	.phys_io	= S3C_PA_UART & 0xfff00000,

	.io_pg_offst	= (((u32)S3C_VA_UART) >> 18) & 0xfffc,

	.boot_params	= S5P_PA_SDRAM + 0x100,

	.init_irq	= s5p6442_init_irq,

	.map_io		= smdk6442_map_io,

	.init_machine	= smdk6442_machine_init,

	.timer		= &s3c24xx_timer,

MACHINE_END