Commit | Line | Data |
---|---|---|
4ab98971 RL |
1 | /* linux/arch/arm/mach-s3c2440/mach-at2440evb.c |
2 | * | |
3 | * Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com> | |
4 | * Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk> | |
5 | * and modifications by SBZ <sbz@spgui.org> and | |
6 | * Weibing <http://weibing.blogbus.com> | |
7 | * | |
8 | * For product information, visit http://www.arm9e.com/ | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | */ | |
14 | ||
15 | #include <linux/kernel.h> | |
16 | #include <linux/types.h> | |
17 | #include <linux/interrupt.h> | |
18 | #include <linux/list.h> | |
19 | #include <linux/timer.h> | |
20 | #include <linux/init.h> | |
21 | #include <linux/io.h> | |
22 | #include <linux/serial_core.h> | |
66493c2d | 23 | #include <linux/dm9000.h> |
4ab98971 RL |
24 | #include <linux/platform_device.h> |
25 | ||
26 | #include <asm/mach/arch.h> | |
27 | #include <asm/mach/map.h> | |
28 | #include <asm/mach/irq.h> | |
29 | ||
a09e64fb | 30 | #include <mach/hardware.h> |
4ab98971 RL |
31 | #include <asm/irq.h> |
32 | #include <asm/mach-types.h> | |
33 | ||
a2b7ba9c | 34 | #include <plat/regs-serial.h> |
a09e64fb RK |
35 | #include <mach/regs-gpio.h> |
36 | #include <mach/regs-mem.h> | |
37 | #include <mach/regs-lcd.h> | |
7926b5a3 | 38 | #include <plat/nand.h> |
4ab98971 RL |
39 | |
40 | #include <linux/mtd/mtd.h> | |
41 | #include <linux/mtd/nand.h> | |
42 | #include <linux/mtd/nand_ecc.h> | |
43 | #include <linux/mtd/partitions.h> | |
44 | ||
d5120ae7 | 45 | #include <plat/clock.h> |
a2b7ba9c BD |
46 | #include <plat/devs.h> |
47 | #include <plat/cpu.h> | |
4ab98971 RL |
48 | |
49 | static struct map_desc at2440evb_iodesc[] __initdata = { | |
50 | /* Nothing here */ | |
51 | }; | |
52 | ||
53 | #define UCON S3C2410_UCON_DEFAULT | |
54 | #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) | |
55 | #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) | |
56 | ||
57 | static struct s3c24xx_uart_clksrc at2440evb_serial_clocks[] = { | |
58 | [0] = { | |
59 | .name = "uclk", | |
60 | .divisor = 1, | |
61 | .min_baud = 0, | |
62 | .max_baud = 0, | |
63 | }, | |
64 | [1] = { | |
65 | .name = "pclk", | |
66 | .divisor = 1, | |
67 | .min_baud = 0, | |
68 | .max_baud = 0, | |
69 | } | |
70 | }; | |
71 | ||
72 | ||
73 | static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = { | |
74 | [0] = { | |
75 | .hwport = 0, | |
76 | .flags = 0, | |
77 | .ucon = UCON, | |
78 | .ulcon = ULCON, | |
79 | .ufcon = UFCON, | |
80 | .clocks = at2440evb_serial_clocks, | |
81 | .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks), | |
82 | }, | |
83 | [1] = { | |
84 | .hwport = 1, | |
85 | .flags = 0, | |
86 | .ucon = UCON, | |
87 | .ulcon = ULCON, | |
88 | .ufcon = UFCON, | |
89 | .clocks = at2440evb_serial_clocks, | |
90 | .clocks_size = ARRAY_SIZE(at2440evb_serial_clocks), | |
91 | }, | |
92 | }; | |
93 | ||
94 | /* NAND Flash on AT2440EVB board */ | |
95 | ||
96 | static struct mtd_partition at2440evb_default_nand_part[] = { | |
97 | [0] = { | |
98 | .name = "Boot Agent", | |
99 | .size = SZ_256K, | |
100 | .offset = 0, | |
101 | }, | |
102 | [1] = { | |
103 | .name = "Kernel", | |
104 | .size = SZ_2M, | |
105 | .offset = SZ_256K, | |
106 | }, | |
107 | [2] = { | |
108 | .name = "Root", | |
109 | .offset = SZ_256K + SZ_2M, | |
110 | .size = MTDPART_SIZ_FULL, | |
111 | }, | |
112 | }; | |
113 | ||
114 | static struct s3c2410_nand_set at2440evb_nand_sets[] = { | |
115 | [0] = { | |
116 | .name = "nand", | |
117 | .nr_chips = 1, | |
118 | .nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part), | |
119 | .partitions = at2440evb_default_nand_part, | |
120 | }, | |
121 | }; | |
122 | ||
123 | static struct s3c2410_platform_nand at2440evb_nand_info = { | |
124 | .tacls = 25, | |
125 | .twrph0 = 55, | |
126 | .twrph1 = 40, | |
127 | .nr_sets = ARRAY_SIZE(at2440evb_nand_sets), | |
128 | .sets = at2440evb_nand_sets, | |
129 | }; | |
130 | ||
66493c2d RL |
131 | /* DM9000AEP 10/100 ethernet controller */ |
132 | ||
133 | static struct resource at2440evb_dm9k_resource[] = { | |
134 | [0] = { | |
135 | .start = S3C2410_CS3, | |
136 | .end = S3C2410_CS3 + 3, | |
137 | .flags = IORESOURCE_MEM | |
138 | }, | |
139 | [1] = { | |
140 | .start = S3C2410_CS3 + 4, | |
141 | .end = S3C2410_CS3 + 7, | |
142 | .flags = IORESOURCE_MEM | |
143 | }, | |
144 | [2] = { | |
145 | .start = IRQ_EINT7, | |
146 | .end = IRQ_EINT7, | |
147 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, | |
148 | } | |
149 | }; | |
150 | ||
151 | static struct dm9000_plat_data at2440evb_dm9k_pdata = { | |
152 | .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), | |
153 | }; | |
154 | ||
155 | static struct platform_device at2440evb_device_eth = { | |
156 | .name = "dm9000", | |
157 | .id = -1, | |
158 | .num_resources = ARRAY_SIZE(at2440evb_dm9k_resource), | |
159 | .resource = at2440evb_dm9k_resource, | |
160 | .dev = { | |
161 | .platform_data = &at2440evb_dm9k_pdata, | |
162 | }, | |
163 | }; | |
164 | ||
4ab98971 RL |
165 | static struct platform_device *at2440evb_devices[] __initdata = { |
166 | &s3c_device_usb, | |
167 | &s3c_device_wdt, | |
168 | &s3c_device_adc, | |
169 | &s3c_device_i2c, | |
170 | &s3c_device_rtc, | |
171 | &s3c_device_nand, | |
66493c2d | 172 | &at2440evb_device_eth, |
4ab98971 RL |
173 | }; |
174 | ||
175 | static void __init at2440evb_map_io(void) | |
176 | { | |
177 | s3c_device_nand.dev.platform_data = &at2440evb_nand_info; | |
178 | ||
179 | s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc)); | |
180 | s3c24xx_init_clocks(16934400); | |
181 | s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs)); | |
182 | } | |
183 | ||
184 | static void __init at2440evb_init(void) | |
185 | { | |
186 | platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices)); | |
187 | } | |
188 | ||
189 | ||
190 | MACHINE_START(AT2440EVB, "AT2440EVB") | |
191 | .phys_io = S3C2410_PA_UART, | |
192 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
193 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
194 | .map_io = at2440evb_map_io, | |
195 | .init_machine = at2440evb_init, | |
196 | .init_irq = s3c24xx_init_irq, | |
197 | .timer = &s3c24xx_timer, | |
198 | MACHINE_END |