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178980f9 RV |
1 | /* |
2 | * Copyright (C) ST-Ericsson SA 2010 | |
3 | * | |
4 | * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson | |
5 | * License terms: GNU General Public License (GPL) version 2 | |
6 | */ | |
7 | ||
8 | #include <linux/platform_device.h> | |
9 | #include <linux/amba/bus.h> | |
10 | #include <linux/io.h> | |
11 | #include <linux/clk.h> | |
12 | ||
13 | #include <asm/hardware/cache-l2x0.h> | |
14 | #include <asm/hardware/gic.h> | |
15 | #include <asm/mach/map.h> | |
16 | ||
17 | #include <mach/hardware.h> | |
18 | #include <mach/setup.h> | |
19 | ||
20 | #include "clock.h" | |
21 | ||
22 | static struct map_desc ux500_io_desc[] __initdata = { | |
23 | __IO_DEV_DESC(UX500_UART0_BASE, SZ_4K), | |
24 | __IO_DEV_DESC(UX500_UART2_BASE, SZ_4K), | |
25 | ||
26 | __IO_DEV_DESC(UX500_GIC_CPU_BASE, SZ_4K), | |
27 | __IO_DEV_DESC(UX500_GIC_DIST_BASE, SZ_4K), | |
28 | __IO_DEV_DESC(UX500_L2CC_BASE, SZ_4K), | |
29 | __IO_DEV_DESC(UX500_TWD_BASE, SZ_4K), | |
30 | __IO_DEV_DESC(UX500_SCU_BASE, SZ_4K), | |
31 | ||
32 | __IO_DEV_DESC(UX500_CLKRST1_BASE, SZ_4K), | |
33 | __IO_DEV_DESC(UX500_CLKRST2_BASE, SZ_4K), | |
34 | __IO_DEV_DESC(UX500_CLKRST3_BASE, SZ_4K), | |
35 | __IO_DEV_DESC(UX500_CLKRST5_BASE, SZ_4K), | |
36 | __IO_DEV_DESC(UX500_CLKRST6_BASE, SZ_4K), | |
37 | ||
38 | __IO_DEV_DESC(UX500_MTU0_BASE, SZ_4K), | |
39 | __IO_DEV_DESC(UX500_MTU1_BASE, SZ_4K), | |
40 | ||
41 | __IO_DEV_DESC(UX500_BACKUPRAM0_BASE, SZ_8K), | |
42 | }; | |
43 | ||
44 | void __init ux500_map_io(void) | |
45 | { | |
46 | iotable_init(ux500_io_desc, ARRAY_SIZE(ux500_io_desc)); | |
47 | } | |
48 | ||
49 | void __init ux500_init_irq(void) | |
50 | { | |
51 | gic_dist_init(0, __io_address(UX500_GIC_DIST_BASE), 29); | |
52 | gic_cpu_init(0, __io_address(UX500_GIC_CPU_BASE)); | |
53 | } | |
54 | ||
55 | #ifdef CONFIG_CACHE_L2X0 | |
56 | static int ux500_l2x0_init(void) | |
57 | { | |
58 | void __iomem *l2x0_base; | |
59 | ||
60 | l2x0_base = __io_address(UX500_L2CC_BASE); | |
61 | ||
62 | /* 64KB way size, 8 way associativity, force WA */ | |
63 | l2x0_init(l2x0_base, 0x3e060000, 0xc0000fff); | |
64 | ||
65 | return 0; | |
66 | } | |
67 | early_initcall(ux500_l2x0_init); | |
68 | #endif |