diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/mach-real6410.c')
-rw-r--r-- | arch/arm/mach-s3c64xx/mach-real6410.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c new file mode 100644 index 000000000000..5c07d013b23d --- /dev/null +++ b/arch/arm/mach-s3c64xx/mach-real6410.c | |||
@@ -0,0 +1,152 @@ | |||
1 | /* linux/arch/arm/mach-s3c64xx/mach-real6410.c | ||
2 | * | ||
3 | * Copyright 2010 Darius Augulis <augulis.darius@gmail.com> | ||
4 | * Copyright 2008 Openmoko, Inc. | ||
5 | * Copyright 2008 Simtec Electronics | ||
6 | * Ben Dooks <ben@simtec.co.uk> | ||
7 | * http://armlinux.simtec.co.uk/ | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | * | ||
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/init.h> | ||
20 | #include <linux/dm9000.h> | ||
21 | #include <linux/serial_core.h> | ||
22 | #include <linux/platform_device.h> | ||
23 | #include <asm/mach-types.h> | ||
24 | #include <asm/mach/arch.h> | ||
25 | #include <asm/mach/map.h> | ||
26 | #include <mach/map.h> | ||
27 | #include <mach/s3c6410.h> | ||
28 | #include <mach/regs-srom.h> | ||
29 | #include <plat/cpu.h> | ||
30 | #include <plat/devs.h> | ||
31 | #include <plat/regs-serial.h> | ||
32 | |||
33 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK | ||
34 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB | ||
35 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE | ||
36 | |||
37 | static struct s3c2410_uartcfg real6410_uartcfgs[] __initdata = { | ||
38 | [0] = { | ||
39 | .hwport = 0, | ||
40 | .flags = 0, | ||
41 | .ucon = UCON, | ||
42 | .ulcon = ULCON, | ||
43 | .ufcon = UFCON, | ||
44 | }, | ||
45 | [1] = { | ||
46 | .hwport = 1, | ||
47 | .flags = 0, | ||
48 | .ucon = UCON, | ||
49 | .ulcon = ULCON, | ||
50 | .ufcon = UFCON, | ||
51 | }, | ||
52 | [2] = { | ||
53 | .hwport = 2, | ||
54 | .flags = 0, | ||
55 | .ucon = UCON, | ||
56 | .ulcon = ULCON, | ||
57 | .ufcon = UFCON, | ||
58 | }, | ||
59 | [3] = { | ||
60 | .hwport = 3, | ||
61 | .flags = 0, | ||
62 | .ucon = UCON, | ||
63 | .ulcon = ULCON, | ||
64 | .ufcon = UFCON, | ||
65 | }, | ||
66 | }; | ||
67 | |||
68 | /* DM9000AEP 10/100 ethernet controller */ | ||
69 | |||
70 | static struct resource real6410_dm9k_resource[] = { | ||
71 | [0] = { | ||
72 | .start = S3C64XX_PA_XM0CSN1, | ||
73 | .end = S3C64XX_PA_XM0CSN1 + 1, | ||
74 | .flags = IORESOURCE_MEM | ||
75 | }, | ||
76 | [1] = { | ||
77 | .start = S3C64XX_PA_XM0CSN1 + 4, | ||
78 | .end = S3C64XX_PA_XM0CSN1 + 5, | ||
79 | .flags = IORESOURCE_MEM | ||
80 | }, | ||
81 | [2] = { | ||
82 | .start = S3C_EINT(7), | ||
83 | .end = S3C_EINT(7), | ||
84 | .flags = IORESOURCE_IRQ, | ||
85 | } | ||
86 | }; | ||
87 | |||
88 | static struct dm9000_plat_data real6410_dm9k_pdata = { | ||
89 | .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), | ||
90 | }; | ||
91 | |||
92 | static struct platform_device real6410_device_eth = { | ||
93 | .name = "dm9000", | ||
94 | .id = -1, | ||
95 | .num_resources = ARRAY_SIZE(real6410_dm9k_resource), | ||
96 | .resource = real6410_dm9k_resource, | ||
97 | .dev = { | ||
98 | .platform_data = &real6410_dm9k_pdata, | ||
99 | }, | ||
100 | }; | ||
101 | |||
102 | static struct platform_device *real6410_devices[] __initdata = { | ||
103 | &real6410_device_eth, | ||
104 | &s3c_device_hsmmc0, | ||
105 | &s3c_device_hsmmc1, | ||
106 | }; | ||
107 | |||
108 | static void __init real6410_map_io(void) | ||
109 | { | ||
110 | s3c64xx_init_io(NULL, 0); | ||
111 | s3c24xx_init_clocks(12000000); | ||
112 | s3c24xx_init_uarts(real6410_uartcfgs, ARRAY_SIZE(real6410_uartcfgs)); | ||
113 | } | ||
114 | |||
115 | static void __init real6410_machine_init(void) | ||
116 | { | ||
117 | u32 cs1; | ||
118 | |||
119 | /* configure nCS1 width to 16 bits */ | ||
120 | |||
121 | cs1 = __raw_readl(S3C64XX_SROM_BW) & | ||
122 | ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT); | ||
123 | cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) | | ||
124 | (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) | | ||
125 | (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) << | ||
126 | S3C64XX_SROM_BW__NCS1__SHIFT; | ||
127 | __raw_writel(cs1, S3C64XX_SROM_BW); | ||
128 | |||
129 | /* set timing for nCS1 suitable for ethernet chip */ | ||
130 | |||
131 | __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) | | ||
132 | (6 << S3C64XX_SROM_BCX__TACP__SHIFT) | | ||
133 | (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) | | ||
134 | (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) | | ||
135 | (13 << S3C64XX_SROM_BCX__TACC__SHIFT) | | ||
136 | (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) | | ||
137 | (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1); | ||
138 | |||
139 | platform_add_devices(real6410_devices, ARRAY_SIZE(real6410_devices)); | ||
140 | } | ||
141 | |||
142 | MACHINE_START(REAL6410, "REAL6410") | ||
143 | /* Maintainer: Darius Augulis <augulis.darius@gmail.com> */ | ||
144 | .phys_io = S3C_PA_UART & 0xfff00000, | ||
145 | .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, | ||
146 | .boot_params = S3C64XX_PA_SDRAM + 0x100, | ||
147 | |||
148 | .init_irq = s3c6410_init_irq, | ||
149 | .map_io = real6410_map_io, | ||
150 | .init_machine = real6410_machine_init, | ||
151 | .timer = &s3c24xx_timer, | ||
152 | MACHINE_END | ||