1 /* linux/arch/arm/mach-s5pv310/mach-universal_c210.c
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
10 #include <linux/serial_core.h>
12 #include <asm/mach/arch.h>
13 #include <asm/mach-types.h>
14 #include <asm/hardware/cache-l2x0.h>
16 #include <plat/regs-serial.h>
17 #include <plat/s5pv310.h>
22 /* Following are default values for UCON, ULCON and UFCON UART registers */
23 #define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
24 S3C2410_UCON_RXILEVEL | \
25 S3C2410_UCON_TXIRQMODE | \
26 S3C2410_UCON_RXIRQMODE | \
27 S3C2410_UCON_RXFIFO_TOI | \
28 S3C2443_UCON_RXERR_IRQEN)
30 #define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
32 #define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
33 S5PV210_UFCON_TXTRIG256 | \
34 S5PV210_UFCON_RXTRIG256)
36 static struct s3c2410_uartcfg universal_uartcfgs
[] __initdata
= {
39 .ucon
= UNIVERSAL_UCON_DEFAULT
,
40 .ulcon
= UNIVERSAL_ULCON_DEFAULT
,
41 .ufcon
= UNIVERSAL_UFCON_DEFAULT
,
45 .ucon
= UNIVERSAL_UCON_DEFAULT
,
46 .ulcon
= UNIVERSAL_ULCON_DEFAULT
,
47 .ufcon
= UNIVERSAL_UFCON_DEFAULT
,
51 .ucon
= UNIVERSAL_UCON_DEFAULT
,
52 .ulcon
= UNIVERSAL_ULCON_DEFAULT
,
53 .ufcon
= UNIVERSAL_UFCON_DEFAULT
,
57 .ucon
= UNIVERSAL_UCON_DEFAULT
,
58 .ulcon
= UNIVERSAL_ULCON_DEFAULT
,
59 .ufcon
= UNIVERSAL_UFCON_DEFAULT
,
63 static void __init
universal_map_io(void)
65 s5p_init_io(NULL
, 0, S5P_VA_CHIPID
);
66 s3c24xx_init_clocks(24000000);
67 s3c24xx_init_uarts(universal_uartcfgs
, ARRAY_SIZE(universal_uartcfgs
));
70 static void __init
universal_machine_init(void)
72 #ifdef CONFIG_CACHE_L2X0
73 l2x0_init(S5P_VA_L2CC
, 1 << 28, 0xffffffff);
77 MACHINE_START(UNIVERSAL_C210
, "UNIVERSAL_C210")
78 /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
79 .phys_io
= S3C_PA_UART
& 0xfff00000,
80 .io_pg_offst
= (((u32
)S3C_VA_UART
) >> 18) & 0xfffc,
81 .boot_params
= S5P_PA_SDRAM
+ 0x100,
82 .init_irq
= s5pv310_init_irq
,
83 .map_io
= universal_map_io
,
84 .init_machine
= universal_machine_init
,
85 .timer
= &s5pv310_timer
,