Cleaned up AMD Au1200 IDE driver:
[linux-2.6.git] / arch / mips / au1000 / common / platform.c
1 /*
2  * Platform device support for Au1x00 SoCs.
3  *
4  * Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
5  *
6  * This file is licensed under the terms of the GNU General Public
7  * License version 2.  This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10 #include <linux/device.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/resource.h>
14
15 #include <asm/mach-au1x00/au1xxx.h>
16
17 /* OHCI (USB full speed host controller) */
18 static struct resource au1xxx_usb_ohci_resources[] = {
19         [0] = {
20                 .start          = USB_OHCI_BASE,
21                 .end            = USB_OHCI_BASE + USB_OHCI_LEN,
22                 .flags          = IORESOURCE_MEM,
23         },
24         [1] = {
25                 .start          = AU1000_USB_HOST_INT,
26                 .end            = AU1000_USB_HOST_INT,
27                 .flags          = IORESOURCE_IRQ,
28         },
29 };
30
31 /* The dmamask must be set for OHCI to work */
32 static u64 ohci_dmamask = ~(u32)0;
33
34 static struct platform_device au1xxx_usb_ohci_device = {
35         .name           = "au1xxx-ohci",
36         .id             = 0,
37         .dev = {
38                 .dma_mask               = &ohci_dmamask,
39                 .coherent_dma_mask      = 0xffffffff,
40         },
41         .num_resources  = ARRAY_SIZE(au1xxx_usb_ohci_resources),
42         .resource       = au1xxx_usb_ohci_resources,
43 };
44
45 /*** AU1100 LCD controller ***/
46
47 #ifdef CONFIG_FB_AU1100
48 static struct resource au1100_lcd_resources[] = {
49         [0] = {
50                 .start          = LCD_PHYS_ADDR,
51                 .end            = LCD_PHYS_ADDR + 0x800 - 1,
52                 .flags          = IORESOURCE_MEM,
53         },
54         [1] = {
55                 .start          = AU1100_LCD_INT,
56                 .end            = AU1100_LCD_INT,
57                 .flags          = IORESOURCE_IRQ,
58         }
59 };
60
61 static u64 au1100_lcd_dmamask = ~(u32)0;
62
63 static struct platform_device au1100_lcd_device = {
64         .name           = "au1100-lcd",
65         .id             = 0,
66         .dev = {
67                 .dma_mask               = &au1100_lcd_dmamask,
68                 .coherent_dma_mask      = 0xffffffff,
69         },
70         .num_resources  = ARRAY_SIZE(au1100_lcd_resources),
71         .resource       = au1100_lcd_resources,
72 };
73 #endif
74
75 #ifdef CONFIG_SOC_AU1200
76 /* EHCI (USB high speed host controller) */
77 static struct resource au1xxx_usb_ehci_resources[] = {
78         [0] = {
79                 .start          = USB_EHCI_BASE,
80                 .end            = USB_EHCI_BASE + USB_EHCI_LEN - 1,
81                 .flags          = IORESOURCE_MEM,
82         },
83         [1] = {
84                 .start          = AU1000_USB_HOST_INT,
85                 .end            = AU1000_USB_HOST_INT,
86                 .flags          = IORESOURCE_IRQ,
87         },
88 };
89
90 static u64 ehci_dmamask = ~(u32)0;
91
92 static struct platform_device au1xxx_usb_ehci_device = {
93         .name           = "au1xxx-ehci",
94         .id             = 0,
95         .dev = {
96                 .dma_mask               = &ehci_dmamask,
97                 .coherent_dma_mask      = 0xffffffff,
98         },
99         .num_resources  = ARRAY_SIZE(au1xxx_usb_ehci_resources),
100         .resource       = au1xxx_usb_ehci_resources,
101 };
102
103 /* Au1200 UDC (USB gadget controller) */
104 static struct resource au1xxx_usb_gdt_resources[] = {
105         [0] = {
106                 .start          = USB_UDC_BASE,
107                 .end            = USB_UDC_BASE + USB_UDC_LEN - 1,
108                 .flags          = IORESOURCE_MEM,
109         },
110         [1] = {
111                 .start          = AU1200_USB_INT,
112                 .end            = AU1200_USB_INT,
113                 .flags          = IORESOURCE_IRQ,
114         },
115 };
116
117 static u64 udc_dmamask = ~(u32)0;
118
119 static struct platform_device au1xxx_usb_gdt_device = {
120         .name           = "au1xxx-udc",
121         .id             = 0,
122         .dev = {
123                 .dma_mask               = &udc_dmamask,
124                 .coherent_dma_mask      = 0xffffffff,
125         },
126         .num_resources  = ARRAY_SIZE(au1xxx_usb_gdt_resources),
127         .resource       = au1xxx_usb_gdt_resources,
128 };
129
130 /* Au1200 UOC (USB OTG controller) */
131 static struct resource au1xxx_usb_otg_resources[] = {
132         [0] = {
133                 .start          = USB_UOC_BASE,
134                 .end            = USB_UOC_BASE + USB_UOC_LEN - 1,
135                 .flags          = IORESOURCE_MEM,
136         },
137         [1] = {
138                 .start          = AU1200_USB_INT,
139                 .end            = AU1200_USB_INT,
140                 .flags          = IORESOURCE_IRQ,
141         },
142 };
143
144 static u64 uoc_dmamask = ~(u32)0;
145
146 static struct platform_device au1xxx_usb_otg_device = {
147         .name           = "au1xxx-uoc",
148         .id             = 0,
149         .dev = {
150                 .dma_mask               = &uoc_dmamask,
151                 .coherent_dma_mask      = 0xffffffff,
152         },
153         .num_resources  = ARRAY_SIZE(au1xxx_usb_otg_resources),
154         .resource       = au1xxx_usb_otg_resources,
155 };
156
157 static struct resource au1200_lcd_resources[] = {
158         [0] = {
159                 .start          = LCD_PHYS_ADDR,
160                 .end            = LCD_PHYS_ADDR + 0x800 - 1,
161                 .flags          = IORESOURCE_MEM,
162         },
163         [1] = {
164                 .start          = AU1200_LCD_INT,
165                 .end            = AU1200_LCD_INT,
166                 .flags          = IORESOURCE_IRQ,
167         }
168 };
169
170 static struct resource au1200_ide0_resources[] = {
171         [0] = {
172                 .start          = AU1XXX_ATA_PHYS_ADDR,
173                 .end            = AU1XXX_ATA_PHYS_ADDR + AU1XXX_ATA_PHYS_LEN,
174                 .flags          = IORESOURCE_MEM,
175         },
176         [1] = {
177                 .start          = AU1XXX_ATA_INT,
178                 .end            = AU1XXX_ATA_INT,
179                 .flags          = IORESOURCE_IRQ,
180         }
181 };
182
183 static u64 au1200_lcd_dmamask = ~(u32)0;
184
185 static struct platform_device au1200_lcd_device = {
186         .name           = "au1200-lcd",
187         .id             = 0,
188         .dev = {
189                 .dma_mask               = &au1200_lcd_dmamask,
190                 .coherent_dma_mask      = 0xffffffff,
191         },
192         .num_resources  = ARRAY_SIZE(au1200_lcd_resources),
193         .resource       = au1200_lcd_resources,
194 };
195
196
197 static u64 ide0_dmamask = ~(u32)0;
198
199 static struct platform_device au1200_ide0_device = {
200         .name           = "au1200-ide",
201         .id             = 0,
202         .dev = {
203                 .dma_mask               = &ide0_dmamask,
204                 .coherent_dma_mask      = 0xffffffff,
205         },
206         .num_resources = ARRAY_SIZE(au1200_ide0_resources),
207         .resource       = au1200_ide0_resources,
208 };
209
210 #endif
211
212 static struct platform_device *au1xxx_platform_devices[] __initdata = {
213         &au1xxx_usb_ohci_device,
214 #ifdef CONFIG_FB_AU1100
215         &au1100_lcd_device,
216 #endif
217 #ifdef CONFIG_SOC_AU1200
218 #if 0   /* fixme */
219         &au1xxx_usb_ehci_device,
220 #endif
221         &au1xxx_usb_gdt_device,
222         &au1xxx_usb_otg_device,
223         &au1200_lcd_device,
224         &au1200_ide0_device,
225 #endif
226 };
227
228 int au1xxx_platform_init(void)
229 {
230         return platform_add_devices(au1xxx_platform_devices, ARRAY_SIZE(au1xxx_platform_devices));
231 }
232
233 arch_initcall(au1xxx_platform_init);