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ARM: S5P6442: Add SMDK6442 board support file

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This patch adds SMDK6442 board support file.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Kukjin Kim 2010-01-29 10:21:16 +09:00 committed by Ben Dooks
parent 550db7f155
commit 461859db1f
2 changed files with 92 additions and 0 deletions
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1
arch/arm/mach-s5p6442/Makefile
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@ -16,3 +16,4 @@ obj-$(CONFIG_CPU_S5P6442) += cpu.o init.o clock.o
# machine support
obj-$(CONFIG_MACH_SMDK6442) += mach-smdk6442.o

91
arch/arm/mach-s5p6442/mach-smdk6442.c Normal file
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@ -0,0 +1,91 @@
/* 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