projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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); |