diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/setup-sh7722.c')
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c new file mode 100644 index 000000000000..7528fc6b0d67 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c | |||
@@ -0,0 +1,76 @@ | |||
1 | /* | ||
2 | * SH7722 Setup | ||
3 | * | ||
4 | * Copyright (C) 2006 Paul Mundt | ||
5 | * | ||
6 | * This file is subject to the terms and conditions of the GNU General Public | ||
7 | * License. See the file "COPYING" in the main directory of this archive | ||
8 | * for more details. | ||
9 | */ | ||
10 | #include <linux/platform_device.h> | ||
11 | #include <linux/init.h> | ||
12 | #include <linux/serial.h> | ||
13 | #include <asm/sci.h> | ||
14 | |||
15 | static struct plat_sci_port sci_platform_data[] = { | ||
16 | { | ||
17 | .mapbase = 0xffe00000, | ||
18 | .flags = UPF_BOOT_AUTOCONF, | ||
19 | .type = PORT_SCIF, | ||
20 | .irqs = { 80, 81, 83, 82 }, | ||
21 | }, { | ||
22 | .flags = 0, | ||
23 | } | ||
24 | }; | ||
25 | |||
26 | static struct platform_device sci_device = { | ||
27 | .name = "sh-sci", | ||
28 | .id = -1, | ||
29 | .dev = { | ||
30 | .platform_data = sci_platform_data, | ||
31 | }, | ||
32 | }; | ||
33 | |||
34 | static struct platform_device *sh7722_devices[] __initdata = { | ||
35 | &sci_device, | ||
36 | }; | ||
37 | |||
38 | static int __init sh7722_devices_setup(void) | ||
39 | { | ||
40 | return platform_add_devices(sh7722_devices, | ||
41 | ARRAY_SIZE(sh7722_devices)); | ||
42 | } | ||
43 | __initcall(sh7722_devices_setup); | ||
44 | |||
45 | static struct ipr_data sh7722_ipr_map[] = { | ||
46 | /* IRQ, IPR-idx, shift, prio */ | ||
47 | { 16, 0, 12, 2 }, /* TMU0 */ | ||
48 | { 17, 0, 8, 2 }, /* TMU1 */ | ||
49 | }; | ||
50 | |||
51 | static unsigned long ipr_offsets[] = { | ||
52 | 0xa4080000, /* 0: IPRA */ | ||
53 | 0xa4080004, /* 1: IPRB */ | ||
54 | 0xa4080008, /* 2: IPRC */ | ||
55 | 0xa408000c, /* 3: IPRD */ | ||
56 | 0xa4080010, /* 4: IPRE */ | ||
57 | 0xa4080014, /* 5: IPRF */ | ||
58 | 0xa4080018, /* 6: IPRG */ | ||
59 | 0xa408001c, /* 7: IPRH */ | ||
60 | 0xa4080020, /* 8: IPRI */ | ||
61 | 0xa4080024, /* 9: IPRJ */ | ||
62 | 0xa4080028, /* 10: IPRK */ | ||
63 | 0xa408002c, /* 11: IPRL */ | ||
64 | }; | ||
65 | |||
66 | unsigned int map_ipridx_to_addr(int idx) | ||
67 | { | ||
68 | if (unlikely(idx >= ARRAY_SIZE(ipr_offsets))) | ||
69 | return 0; | ||
70 | return ipr_offsets[idx]; | ||
71 | } | ||
72 | |||
73 | void __init init_IRQ_ipr(void) | ||
74 | { | ||
75 | make_ipr_irq(sh7722_ipr_map, ARRAY_SIZE(sh7722_ipr_map)); | ||
76 | } | ||