diff options
Diffstat (limited to 'arch/arm/mach-s5pv310/mach-universal_c210.c')
-rw-r--r-- | arch/arm/mach-s5pv310/mach-universal_c210.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c new file mode 100644 index 000000000000..2388cb947936 --- /dev/null +++ b/arch/arm/mach-s5pv310/mach-universal_c210.c | |||
@@ -0,0 +1,86 @@ | |||
1 | /* linux/arch/arm/mach-s5pv310/mach-universal_c210.c | ||
2 | * | ||
3 | * Copyright (c) 2010 Samsung Electronics Co., Ltd. | ||
4 | * | ||
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. | ||
8 | */ | ||
9 | |||
10 | #include <linux/serial_core.h> | ||
11 | |||
12 | #include <asm/mach/arch.h> | ||
13 | #include <asm/mach-types.h> | ||
14 | #include <asm/hardware/cache-l2x0.h> | ||
15 | |||
16 | #include <plat/regs-serial.h> | ||
17 | #include <plat/s5pv310.h> | ||
18 | #include <plat/cpu.h> | ||
19 | |||
20 | #include <mach/map.h> | ||
21 | |||
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) | ||
29 | |||
30 | #define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8 | ||
31 | |||
32 | #define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ | ||
33 | S5PV210_UFCON_TXTRIG256 | \ | ||
34 | S5PV210_UFCON_RXTRIG256) | ||
35 | |||
36 | static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = { | ||
37 | [0] = { | ||
38 | .hwport = 0, | ||
39 | .ucon = UNIVERSAL_UCON_DEFAULT, | ||
40 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | ||
41 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | ||
42 | }, | ||
43 | [1] = { | ||
44 | .hwport = 1, | ||
45 | .ucon = UNIVERSAL_UCON_DEFAULT, | ||
46 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | ||
47 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | ||
48 | }, | ||
49 | [2] = { | ||
50 | .hwport = 2, | ||
51 | .ucon = UNIVERSAL_UCON_DEFAULT, | ||
52 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | ||
53 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | ||
54 | }, | ||
55 | [3] = { | ||
56 | .hwport = 3, | ||
57 | .ucon = UNIVERSAL_UCON_DEFAULT, | ||
58 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | ||
59 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | ||
60 | }, | ||
61 | }; | ||
62 | |||
63 | static void __init universal_map_io(void) | ||
64 | { | ||
65 | s5p_init_io(NULL, 0, S5P_VA_CHIPID); | ||
66 | s3c24xx_init_clocks(24000000); | ||
67 | s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs)); | ||
68 | } | ||
69 | |||
70 | static void __init universal_machine_init(void) | ||
71 | { | ||
72 | #ifdef CONFIG_CACHE_L2X0 | ||
73 | l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff); | ||
74 | #endif | ||
75 | } | ||
76 | |||
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, | ||
86 | MACHINE_END | ||