arch/arm/mach-msm/board-msm7x30.c

   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
  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
  26 #include <asm/mach-types.h>
  27 #include <asm/mach/arch.h>
  28 #include <asm/setup.h>
  29
  30 #include <mach/gpio.h>
  31 #include <mach/board.h>
  32 #include <mach/memory.h>
  33 #include <mach/msm_iomap.h>
  34 #include <mach/dma.h>
  35
  36 #include <mach/vreg.h>
  37 #include "devices.h"
  38 #include "proc_comm.h"
  39
  40 extern struct sys_timer msm_timer;
  41
  42 #ifdef CONFIG_SERIAL_MSM_CONSOLE
  43 static struct msm_gpio uart2_config_data[] = {
  44         { GPIO_CFG(49, 2, GPIO_OUTPUT,  GPIO_PULL_DOWN, GPIO_2MA), "UART2_RFR"},
  45         { GPIO_CFG(50, 2, GPIO_INPUT,   GPIO_PULL_DOWN, GPIO_2MA), "UART2_CTS"},
  46         { GPIO_CFG(51, 2, GPIO_INPUT,   GPIO_PULL_DOWN, GPIO_2MA), "UART2_Rx"},
  47         { GPIO_CFG(52, 2, GPIO_OUTPUT,  GPIO_PULL_DOWN, GPIO_2MA), "UART2_Tx"},
  48 };
  49
  50 static void msm7x30_init_uart2(void)
  51 {
  52         msm_gpios_request_enable(uart2_config_data,
  53                         ARRAY_SIZE(uart2_config_data));
  54
  55 }
  56 #endif
  57
  58 static struct platform_device *devices[] __initdata = {
  59 #if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER)
  60         &msm_device_uart2,
  61 #endif
  62
  63 };
  64
  65 static void __init msm7x30_init_irq(void)
  66 {
  67         msm_init_irq();
  68 }
  69
  70 static void __init msm7x30_init(void)
  71 {
  72         platform_add_devices(devices, ARRAY_SIZE(devices));
  73 #ifdef CONFIG_SERIAL_MSM_CONSOLE
  74         msm7x30_init_uart2();
  75 #endif
  76
  77 }
  78
  79 static void __init msm7x30_map_io(void)
  80 {
  81         msm_map_msm7x30_io();
  82         msm_clock_init(msm_clocks_7x30, msm_num_clocks_7x30);
  83 }
  84
  85 MACHINE_START(MSM7X30_SURF, "QCT MSM7X30 SURF")
  86 #ifdef CONFIG_MSM_DEBUG_UART
  87         .phys_io  = MSM_DEBUG_UART_PHYS,
  88         .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
  89 #endif
  90         .boot_params = PHYS_OFFSET + 0x100,
  91         .map_io = msm7x30_map_io,
  92         .init_irq = msm7x30_init_irq,
  93         .init_machine = msm7x30_init,
  94         .timer = &msm_timer,
  95 MACHINE_END
  96
  97 MACHINE_START(MSM7X30_FFA, "QCT MSM7X30 FFA")
  98 #ifdef CONFIG_MSM_DEBUG_UART
  99         .phys_io  = MSM_DEBUG_UART_PHYS,
 100         .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
 101 #endif
 102         .boot_params = PHYS_OFFSET + 0x100,
 103         .map_io = msm7x30_map_io,
 104         .init_irq = msm7x30_init_irq,
 105         .init_machine = msm7x30_init,
 106         .timer = &msm_timer,
 107 MACHINE_END
 108
 109 MACHINE_START(MSM7X30_FLUID, "QCT MSM7X30 FLUID")
 110 #ifdef CONFIG_MSM_DEBUG_UART
 111         .phys_io  = MSM_DEBUG_UART_PHYS,
 112         .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
 113 #endif
 114         .boot_params = PHYS_OFFSET + 0x100,
 115         .map_io = msm7x30_map_io,
 116         .init_irq = msm7x30_init_irq,
 117         .init_machine = msm7x30_init,
 118         .timer = &msm_timer,
 119 MACHINE_END