Commit | Line | Data |
---|---|---|
a2e0d624 KK |
1 | /* linux/arch/arm/mach-s5p64x0/init.c |
2 | * | |
3 | * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. | |
4 | * http://www.samsung.com | |
5 | * | |
6 | * S5P64X0 - Init support | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #include <linux/kernel.h> | |
14 | #include <linux/types.h> | |
15 | #include <linux/init.h> | |
16 | #include <linux/serial_core.h> | |
17 | ||
18 | #include <mach/map.h> | |
19 | ||
20 | #include <plat/cpu.h> | |
21 | #include <plat/devs.h> | |
22 | #include <plat/s5p6440.h> | |
23 | #include <plat/s5p6450.h> | |
24 | #include <plat/regs-serial.h> | |
25 | ||
26 | static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = { | |
27 | [0] = { | |
28 | .name = "pclk_low", | |
29 | .divisor = 1, | |
30 | .min_baud = 0, | |
31 | .max_baud = 0, | |
32 | }, | |
33 | [1] = { | |
34 | .name = "uclk1", | |
35 | .divisor = 1, | |
36 | .min_baud = 0, | |
37 | .max_baud = 0, | |
38 | }, | |
39 | }; | |
40 | ||
41 | /* uart registration process */ | |
42 | ||
43 | void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) | |
44 | { | |
45 | struct s3c2410_uartcfg *tcfg = cfg; | |
46 | u32 ucnt; | |
47 | ||
48 | for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { | |
49 | if (!tcfg->clocks) { | |
50 | tcfg->clocks = s5p64x0_serial_clocks; | |
51 | tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks); | |
52 | } | |
53 | } | |
54 | } | |
55 | ||
56 | void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no) | |
57 | { | |
58 | int uart; | |
59 | ||
60 | for (uart = 0; uart < no; uart++) { | |
61 | s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart); | |
62 | s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART; | |
63 | } | |
64 | ||
65 | s5p64x0_common_init_uarts(cfg, no); | |
66 | s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); | |
67 | } | |
68 | ||
69 | void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no) | |
70 | { | |
71 | s5p64x0_common_init_uarts(cfg, no); | |
72 | s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); | |
73 | } |