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e7c4782f RB |
1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General Public | |
3 | * License. See the file "COPYING" in the main directory of this archive | |
4 | * for more details. | |
5 | * | |
6 | * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org) | |
7 | */ | |
e9712901 RB |
8 | #include <linux/init.h> |
9 | #include <linux/platform_device.h> | |
e7c4782f | 10 | #include <linux/serial_8250.h> |
15beb694 | 11 | #include <linux/rtc/ds1685.h> |
e7c4782f RB |
12 | |
13 | #include <asm/ip32/mace.h> | |
14 | #include <asm/ip32/ip32_ints.h> | |
15 | ||
15beb694 JK |
16 | extern void ip32_prepare_poweroff(void); |
17 | ||
c990081b TB |
18 | #define MACEISA_SERIAL1_OFFS offsetof(struct sgi_mace, isa.serial1) |
19 | #define MACEISA_SERIAL2_OFFS offsetof(struct sgi_mace, isa.serial2) | |
20 | ||
21 | #define MACE_PORT(offset,_irq) \ | |
e7c4782f | 22 | { \ |
c990081b TB |
23 | .mapbase = MACE_BASE + offset, \ |
24 | .irq = _irq, \ | |
e7c4782f RB |
25 | .uartclk = 1843200, \ |
26 | .iotype = UPIO_MEM, \ | |
c990081b | 27 | .flags = UPF_SKIP_TEST|UPF_IOREMAP, \ |
e7c4782f RB |
28 | .regshift = 8, \ |
29 | } | |
30 | ||
31 | static struct plat_serial8250_port uart8250_data[] = { | |
c990081b TB |
32 | MACE_PORT(MACEISA_SERIAL1_OFFS, MACEISA_SERIAL1_IRQ), |
33 | MACE_PORT(MACEISA_SERIAL2_OFFS, MACEISA_SERIAL2_IRQ), | |
e7c4782f RB |
34 | { }, |
35 | }; | |
36 | ||
37 | static struct platform_device uart8250_device = { | |
38 | .name = "serial8250", | |
39 | .id = PLAT8250_DEV_PLATFORM, | |
40 | .dev = { | |
41 | .platform_data = uart8250_data, | |
42 | }, | |
43 | }; | |
44 | ||
45 | static int __init uart8250_init(void) | |
46 | { | |
e7c4782f RB |
47 | return platform_device_register(&uart8250_device); |
48 | } | |
49 | ||
50 | device_initcall(uart8250_init); | |
e9712901 RB |
51 | |
52 | static __init int meth_devinit(void) | |
53 | { | |
54 | struct platform_device *pd; | |
55 | int ret; | |
56 | ||
57 | pd = platform_device_alloc("meth", -1); | |
58 | if (!pd) | |
59 | return -ENOMEM; | |
60 | ||
61 | ret = platform_device_add(pd); | |
62 | if (ret) | |
63 | platform_device_put(pd); | |
64 | ||
65 | return ret; | |
66 | } | |
67 | ||
68 | device_initcall(meth_devinit); | |
e7c4782f | 69 | |
8fa9cc16 TB |
70 | static __init int sgio2audio_devinit(void) |
71 | { | |
72 | struct platform_device *pd; | |
73 | int ret; | |
74 | ||
75 | pd = platform_device_alloc("sgio2audio", -1); | |
76 | if (!pd) | |
77 | return -ENOMEM; | |
78 | ||
79 | ret = platform_device_add(pd); | |
80 | if (ret) | |
81 | platform_device_put(pd); | |
82 | ||
83 | return ret; | |
84 | } | |
85 | ||
86 | device_initcall(sgio2audio_devinit); | |
87 | ||
88 | static __init int sgio2btns_devinit(void) | |
89 | { | |
36a0a3cd | 90 | return IS_ERR(platform_device_register_simple("sgibtns", -1, NULL, 0)); |
8fa9cc16 TB |
91 | } |
92 | ||
93 | device_initcall(sgio2btns_devinit); | |
94 | ||
15beb694 JK |
95 | #define MACE_RTC_RES_START (MACE_BASE + offsetof(struct sgi_mace, isa.rtc)) |
96 | #define MACE_RTC_RES_END (MACE_RTC_RES_START + 32767) | |
97 | ||
98 | static struct resource ip32_rtc_resources[] = { | |
656e9503 | 99 | { |
15beb694 JK |
100 | .start = MACEISA_RTC_IRQ, |
101 | .end = MACEISA_RTC_IRQ, | |
102 | .flags = IORESOURCE_IRQ | |
103 | }, { | |
104 | .start = MACE_RTC_RES_START, | |
105 | .end = MACE_RTC_RES_END, | |
106 | .flags = IORESOURCE_MEM, | |
656e9503 TB |
107 | } |
108 | }; | |
109 | ||
15beb694 JK |
110 | /* RTC registers on IP32 are each padded by 256 bytes (0x100). */ |
111 | static struct ds1685_rtc_platform_data | |
112 | ip32_rtc_platform_data[] = { | |
113 | { | |
114 | .regstep = 0x100, | |
115 | .bcd_mode = true, | |
116 | .no_irq = false, | |
117 | .uie_unsupported = false, | |
118 | .alloc_io_resources = true, | |
119 | .plat_prepare_poweroff = ip32_prepare_poweroff, | |
120 | }, | |
121 | }; | |
122 | ||
123 | struct platform_device ip32_rtc_device = { | |
124 | .name = "rtc-ds1685", | |
125 | .id = -1, | |
126 | .dev = { | |
127 | .platform_data = ip32_rtc_platform_data, | |
128 | }, | |
129 | .num_resources = ARRAY_SIZE(ip32_rtc_resources), | |
130 | .resource = ip32_rtc_resources, | |
131 | }; | |
132 | ||
4305689d | 133 | static __init int sgio2_rtc_devinit(void) |
656e9503 | 134 | { |
15beb694 | 135 | return platform_device_register(&ip32_rtc_device); |
656e9503 TB |
136 | } |
137 | ||
4305689d | 138 | device_initcall(sgio2_rtc_devinit); |