1 /* linux/arch/arm/mach-s5p6442/mach-smdk6442.c
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #include <linux/kernel.h>
12 #include <linux/types.h>
13 #include <linux/init.h>
14 #include <linux/serial_core.h>
16 #include <asm/mach/arch.h>
17 #include <asm/mach/map.h>
18 #include <asm/setup.h>
19 #include <asm/mach-types.h>
22 #include <mach/regs-clock.h>
24 #include <plat/regs-serial.h>
25 #include <plat/s5p6442.h>
26 #include <plat/devs.h>
29 /* Following are default values for UCON, ULCON and UFCON UART registers */
30 #define SMDK6442_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
31 S3C2410_UCON_RXILEVEL | \
32 S3C2410_UCON_TXIRQMODE | \
33 S3C2410_UCON_RXIRQMODE | \
34 S3C2410_UCON_RXFIFO_TOI | \
35 S3C2443_UCON_RXERR_IRQEN)
37 #define SMDK6442_ULCON_DEFAULT S3C2410_LCON_CS8
39 #define SMDK6442_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
40 S5PV210_UFCON_TXTRIG4 | \
41 S5PV210_UFCON_RXTRIG4)
43 static struct s3c2410_uartcfg smdk6442_uartcfgs
[] __initdata
= {
47 .ucon
= SMDK6442_UCON_DEFAULT
,
48 .ulcon
= SMDK6442_ULCON_DEFAULT
,
49 .ufcon
= SMDK6442_UFCON_DEFAULT
,
54 .ucon
= SMDK6442_UCON_DEFAULT
,
55 .ulcon
= SMDK6442_ULCON_DEFAULT
,
56 .ufcon
= SMDK6442_UFCON_DEFAULT
,
61 .ucon
= SMDK6442_UCON_DEFAULT
,
62 .ulcon
= SMDK6442_ULCON_DEFAULT
,
63 .ufcon
= SMDK6442_UFCON_DEFAULT
,
67 static struct platform_device
*smdk6442_devices
[] __initdata
= {
72 static void __init
smdk6442_map_io(void)
74 s5p_init_io(NULL
, 0, S5P_VA_CHIPID
);
75 s3c24xx_init_clocks(12000000);
76 s3c24xx_init_uarts(smdk6442_uartcfgs
, ARRAY_SIZE(smdk6442_uartcfgs
));
79 static void __init
smdk6442_machine_init(void)
81 platform_add_devices(smdk6442_devices
, ARRAY_SIZE(smdk6442_devices
));
84 MACHINE_START(SMDK6442
, "SMDK6442")
85 /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
86 .boot_params
= S5P_PA_SDRAM
+ 0x100,
87 .init_irq
= s5p6442_init_irq
,
88 .map_io
= smdk6442_map_io
,
89 .init_machine
= smdk6442_machine_init
,
90 .timer
= &s3c24xx_timer
,