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gerrit-public.fairphone.software / kernel / msm-4.9 / c8def0857f93413db795ce3586bcc3c3eaae7088 / . / arch / arm / mach-s5pv210 / mach-goni.c
blob: 1521ea11e8c70c09ee2d5f07a87eef1b2697b16a [file] [log] [blame]
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]1/* linux/arch/arm/mach-s5pv210/mach-goni.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
5 *
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.
9*/
10
11#include <linux/kernel.h>
12#include <linux/types.h>
13#include <linux/init.h>
14#include <linux/serial_core.h>
15
16#include <asm/mach/arch.h>
17#include <asm/mach/map.h>
18#include <asm/setup.h>
19#include <asm/mach-types.h>
20
21#include <mach/map.h>
22#include <mach/regs-clock.h>
23
24#include <plat/regs-serial.h>
25#include <plat/s5pv210.h>
26#include <plat/devs.h>
27#include <plat/cpu.h>
28
29/* Following are default values for UCON, ULCON and UFCON UART registers */
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]30#define GONI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]31 S3C2410_UCON_RXILEVEL | \
32 S3C2410_UCON_TXIRQMODE | \
33 S3C2410_UCON_RXIRQMODE | \
34 S3C2410_UCON_RXFIFO_TOI | \
35 S3C2443_UCON_RXERR_IRQEN)
36
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]37#define GONI_ULCON_DEFAULT S3C2410_LCON_CS8
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]38
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]39#define GONI_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]40 S5PV210_UFCON_TXTRIG4 | \
41 S5PV210_UFCON_RXTRIG4)
42
43static struct s3c2410_uartcfg goni_uartcfgs[] __initdata = {
44 [0] = {
45 .hwport = 0,
46 .flags = 0,
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]47 .ucon = GONI_UCON_DEFAULT,
48 .ulcon = GONI_ULCON_DEFAULT,
49 .ufcon = GONI_UFCON_DEFAULT,
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]50 },
51 [1] = {
52 .hwport = 1,
53 .flags = 0,
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]54 .ucon = GONI_UCON_DEFAULT,
55 .ulcon = GONI_ULCON_DEFAULT,
56 .ufcon = GONI_UFCON_DEFAULT,
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]57 },
58 [2] = {
59 .hwport = 2,
60 .flags = 0,
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]61 .ucon = GONI_UCON_DEFAULT,
62 .ulcon = GONI_ULCON_DEFAULT,
63 .ufcon = GONI_UFCON_DEFAULT,
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]64 },
65 [3] = {
66 .hwport = 3,
67 .flags = 0,
Kukjin Kimc8def082010-07-21 09:19:51 +0900[diff] [blame^]68 .ucon = GONI_UCON_DEFAULT,
69 .ulcon = GONI_ULCON_DEFAULT,
70 .ufcon = GONI_UFCON_DEFAULT,
Joonyoung Shim2e57da42010-05-19 23:15:32 +0900[diff] [blame]71 },
72};
73
74static struct platform_device *goni_devices[] __initdata = {
75};
76
77static void __init goni_map_io(void)
78{
79 s5p_init_io(NULL, 0, S5P_VA_CHIPID);
80 s3c24xx_init_clocks(24000000);
81 s3c24xx_init_uarts(goni_uartcfgs, ARRAY_SIZE(goni_uartcfgs));
82}
83
84static void __init goni_machine_init(void)
85{
86 platform_add_devices(goni_devices, ARRAY_SIZE(goni_devices));
87}
88
89MACHINE_START(GONI, "GONI")
90 /* Maintainers: Kyungmin Park <kyungmin.park@samsung.com> */
91 .phys_io = S3C_PA_UART & 0xfff00000,
92 .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
93 .boot_params = S5P_PA_SDRAM + 0x100,
94 .init_irq = s5pv210_init_irq,
95 .map_io = goni_map_io,
96 .init_machine = goni_machine_init,
97 .timer = &s3c24xx_timer,
98MACHINE_END