| Rabin Vincent | 178980f | 2010-05-03 07:39:02 +0100 | [diff] [blame^] | 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 |