| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* linux/arch/arm/mach-msm/board-trout.c |
| 2 | * |
| 3 | * Copyright (C) 2009 Google, Inc. |
| 4 | * Author: Brian Swetland <swetland@google.com> |
| 5 | * |
| 6 | * This software is licensed under the terms of the GNU General Public |
| 7 | * License version 2, as published by the Free Software Foundation, and |
| 8 | * may be copied, distributed, and modified under those terms. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | */ |
| 16 | |
| 17 | #include <linux/kernel.h> |
| 18 | #include <linux/init.h> |
| 19 | #include <linux/platform_device.h> |
| 20 | #include <linux/clkdev.h> |
| 21 | |
| 22 | #include <asm/system_info.h> |
| 23 | #include <asm/mach-types.h> |
| 24 | #include <asm/mach/arch.h> |
| 25 | #include <asm/mach/map.h> |
| 26 | #include <asm/setup.h> |
| 27 | |
| 28 | #include <mach/board.h> |
| 29 | #include <mach/hardware.h> |
| 30 | #include <mach/msm_iomap.h> |
| 31 | |
| 32 | #include "devices.h" |
| 33 | #include "board-trout.h" |
| 34 | |
| 35 | extern int trout_init_mmc(unsigned int); |
| 36 | |
| 37 | static struct platform_device *devices[] __initdata = { |
| 38 | &msm_device_uart3, |
| 39 | &msm_device_smd, |
| 40 | &msm_device_nand, |
| 41 | &msm_device_hsusb, |
| 42 | &msm_device_i2c, |
| 43 | }; |
| 44 | |
| 45 | extern struct sys_timer msm_timer; |
| 46 | |
| 47 | static void __init trout_init_early(void) |
| 48 | { |
| 49 | arch_ioremap_caller = __msm_ioremap_caller; |
| 50 | } |
| 51 | |
| 52 | static void __init trout_init_irq(void) |
| 53 | { |
| 54 | msm_init_irq(); |
| 55 | } |
| 56 | |
| 57 | static void __init trout_fixup(struct tag *tags, char **cmdline, |
| 58 | struct meminfo *mi) |
| 59 | { |
| 60 | mi->nr_banks = 1; |
| 61 | mi->bank[0].start = PHYS_OFFSET; |
| 62 | mi->bank[0].size = (101*1024*1024); |
| 63 | } |
| 64 | |
| 65 | static void __init trout_init(void) |
| 66 | { |
| 67 | int rc; |
| 68 | |
| 69 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
| 70 | |
| 71 | #ifdef CONFIG_MMC |
| 72 | rc = trout_init_mmc(system_rev); |
| 73 | if (rc) |
| 74 | printk(KERN_CRIT "%s: MMC init failure (%d)\n", __func__, rc); |
| 75 | #endif |
| 76 | |
| 77 | } |
| 78 | |
| 79 | static struct map_desc trout_io_desc[] __initdata = { |
| 80 | { |
| 81 | .virtual = TROUT_CPLD_BASE, |
| 82 | .pfn = __phys_to_pfn(TROUT_CPLD_START), |
| 83 | .length = TROUT_CPLD_SIZE, |
| 84 | .type = MT_DEVICE_NONSHARED |
| 85 | } |
| 86 | }; |
| 87 | |
| 88 | static void __init trout_map_io(void) |
| 89 | { |
| 90 | msm_map_common_io(); |
| 91 | iotable_init(trout_io_desc, ARRAY_SIZE(trout_io_desc)); |
| 92 | |
| 93 | #ifdef CONFIG_MSM_DEBUG_UART3 |
| 94 | /* route UART3 to the "H2W" extended usb connector */ |
| 95 | writeb(0x80, TROUT_CPLD_BASE + 0x00); |
| 96 | #endif |
| 97 | |
| 98 | msm_clock_init(msm_clocks_7x01a, msm_num_clocks_7x01a); |
| 99 | } |
| 100 | |
| 101 | MACHINE_START(TROUT, "HTC Dream") |
| 102 | .atag_offset = 0x100, |
| 103 | .fixup = trout_fixup, |
| 104 | .map_io = trout_map_io, |
| 105 | .init_early = trout_init_early, |
| 106 | .init_irq = trout_init_irq, |
| 107 | .init_machine = trout_init, |
| 108 | .timer = &msm_timer, |
| 109 | MACHINE_END |