| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | * |
| 12 | * You should have received a copy of the GNU General Public License |
| 13 | * along with this program; if not, write to the Free Software |
| 14 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 15 | * 02110-1301, USA. |
| 16 | */ |
| 17 | #include <linux/gpio.h> |
| 18 | #include <linux/kernel.h> |
| 19 | #include <linux/irq.h> |
| 20 | #include <linux/gpio.h> |
| 21 | #include <linux/platform_device.h> |
| 22 | #include <linux/delay.h> |
| 23 | #include <linux/io.h> |
| 24 | #include <linux/smsc911x.h> |
| 25 | #include <linux/usb/msm_hsusb.h> |
| 26 | #include <linux/clkdev.h> |
| 27 | #include <linux/memblock.h> |
| 28 | |
| 29 | #include <asm/mach-types.h> |
| 30 | #include <asm/mach/arch.h> |
| 31 | #include <asm/memory.h> |
| 32 | #include <asm/setup.h> |
| 33 | |
| 34 | #include <mach/board.h> |
| 35 | #include <mach/msm_iomap.h> |
| 36 | #include <mach/dma.h> |
| 37 | |
| 38 | #include <mach/vreg.h> |
| 39 | #include "devices.h" |
| 40 | #include "gpiomux.h" |
| 41 | #include "proc_comm.h" |
| 42 | |
| 43 | extern struct sys_timer msm_timer; |
| 44 | |
| 45 | static void __init msm7x30_fixup(struct tag *tag, char **cmdline, |
| 46 | struct meminfo *mi) |
| 47 | { |
| 48 | for (; tag->hdr.size; tag = tag_next(tag)) |
| 49 | if (tag->hdr.tag == ATAG_MEM && tag->u.mem.start == 0x200000) { |
| 50 | tag->u.mem.start = 0; |
| 51 | tag->u.mem.size += SZ_2M; |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | static void __init msm7x30_reserve(void) |
| 56 | { |
| 57 | memblock_remove(0x0, SZ_2M); |
| 58 | } |
| 59 | |
| 60 | static int hsusb_phy_init_seq[] = { |
| 61 | 0x30, 0x32, /* Enable and set Pre-Emphasis Depth to 20% */ |
| 62 | 0x02, 0x36, /* Disable CDR Auto Reset feature */ |
| 63 | -1 |
| 64 | }; |
| 65 | |
| 66 | static struct msm_otg_platform_data msm_otg_pdata = { |
| 67 | .phy_init_seq = hsusb_phy_init_seq, |
| 68 | .mode = USB_PERIPHERAL, |
| 69 | .otg_control = OTG_PHY_CONTROL, |
| 70 | }; |
| 71 | |
| 72 | struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = { |
| 73 | #ifdef CONFIG_SERIAL_MSM_CONSOLE |
| 74 | [49] = { /* UART2 RFR */ |
| 75 | .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | |
| 76 | GPIOMUX_FUNC_2 | GPIOMUX_VALID, |
| 77 | }, |
| 78 | [50] = { /* UART2 CTS */ |
| 79 | .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | |
| 80 | GPIOMUX_FUNC_2 | GPIOMUX_VALID, |
| 81 | }, |
| 82 | [51] = { /* UART2 RX */ |
| 83 | .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | |
| 84 | GPIOMUX_FUNC_2 | GPIOMUX_VALID, |
| 85 | }, |
| 86 | [52] = { /* UART2 TX */ |
| 87 | .suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN | |
| 88 | GPIOMUX_FUNC_2 | GPIOMUX_VALID, |
| 89 | }, |
| 90 | #endif |
| 91 | }; |
| 92 | |
| 93 | static struct platform_device *devices[] __initdata = { |
| 94 | #if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER) |
| 95 | &msm_device_uart2, |
| 96 | #endif |
| 97 | &msm_device_smd, |
| 98 | &msm_device_otg, |
| 99 | &msm_device_hsusb, |
| 100 | &msm_device_hsusb_host, |
| 101 | }; |
| 102 | |
| 103 | static void __init msm7x30_init_irq(void) |
| 104 | { |
| 105 | msm_init_irq(); |
| 106 | } |
| 107 | |
| 108 | static void __init msm7x30_init(void) |
| 109 | { |
| 110 | msm_device_otg.dev.platform_data = &msm_otg_pdata; |
| 111 | msm_device_hsusb.dev.parent = &msm_device_otg.dev; |
| 112 | msm_device_hsusb_host.dev.parent = &msm_device_otg.dev; |
| 113 | |
| 114 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
| 115 | } |
| 116 | |
| 117 | static void __init msm7x30_map_io(void) |
| 118 | { |
| 119 | msm_map_msm7x30_io(); |
| 120 | msm_clock_init(msm_clocks_7x30, msm_num_clocks_7x30); |
| 121 | } |
| 122 | |
| 123 | MACHINE_START(MSM7X30_SURF, "QCT MSM7X30 SURF") |
| 124 | .atag_offset = 0x100, |
| 125 | .fixup = msm7x30_fixup, |
| 126 | .reserve = msm7x30_reserve, |
| 127 | .map_io = msm7x30_map_io, |
| 128 | .init_irq = msm7x30_init_irq, |
| 129 | .init_machine = msm7x30_init, |
| 130 | .timer = &msm_timer, |
| 131 | MACHINE_END |
| 132 | |
| 133 | MACHINE_START(MSM7X30_FFA, "QCT MSM7X30 FFA") |
| 134 | .atag_offset = 0x100, |
| 135 | .fixup = msm7x30_fixup, |
| 136 | .reserve = msm7x30_reserve, |
| 137 | .map_io = msm7x30_map_io, |
| 138 | .init_irq = msm7x30_init_irq, |
| 139 | .init_machine = msm7x30_init, |
| 140 | .timer = &msm_timer, |
| 141 | MACHINE_END |
| 142 | |
| 143 | MACHINE_START(MSM7X30_FLUID, "QCT MSM7X30 FLUID") |
| 144 | .atag_offset = 0x100, |
| 145 | .fixup = msm7x30_fixup, |
| 146 | .reserve = msm7x30_reserve, |
| 147 | .map_io = msm7x30_map_io, |
| 148 | .init_irq = msm7x30_init_irq, |
| 149 | .init_machine = msm7x30_init, |
| 150 | .timer = &msm_timer, |
| 151 | MACHINE_END |