arch/arm/mach-pxa/saarb.c

   1 /*
   2  *  linux/arch/arm/mach-pxa/saarb.c
   3  *
   4  *  Support for the Marvell Handheld Platform (aka SAARB)
   5  *
   6  *  Copyright (C) 2007-2010 Marvell International Ltd.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License version 2 as
  10  *  publishhed by the Free Software Foundation.
  11  */
  12 #include <linux/gpio.h>
  13 #include <linux/init.h>
  14 #include <linux/kernel.h>
  15 #include <linux/i2c.h>
  16 #include <linux/i2c/pxa-i2c.h>
  17 #include <linux/mfd/88pm860x.h>
  18 #include <linux/gpio.h>
  19
  20 #include <asm/mach-types.h>
  21 #include <asm/mach/arch.h>
  22
  23 #include <mach/irqs.h>
  24 #include <mach/hardware.h>
  25 #include <mach/mfp.h>
  26 #include <mach/mfp-pxa930.h>
  27
  28 #include "generic.h"
  29
  30 #define SAARB_NR_IRQS   (IRQ_BOARD_START + 40)
  31
  32 static struct pm860x_touch_pdata saarb_touch = {
  33         .gpadc_prebias  = 1,
  34         .slot_cycle     = 1,
  35         .tsi_prebias    = 6,
  36         .pen_prebias    = 16,
  37         .pen_prechg     = 2,
  38         .res_x          = 300,
  39 };
  40
  41 static struct pm860x_backlight_pdata saarb_backlight[] = {
  42         {
  43                 .id     = PM8606_ID_BACKLIGHT,
  44                 .iset   = PM8606_WLED_CURRENT(24),
  45                 .flags  = PM8606_BACKLIGHT1,
  46         },
  47         {},
  48 };
  49
  50 static struct pm860x_led_pdata saarb_led[] = {
  51         {
  52                 .id     = PM8606_ID_LED,
  53                 .iset   = PM8606_LED_CURRENT(12),
  54                 .flags  = PM8606_LED1_RED,
  55         }, {
  56                 .id     = PM8606_ID_LED,
  57                 .iset   = PM8606_LED_CURRENT(12),
  58                 .flags  = PM8606_LED1_GREEN,
  59         }, {
  60                 .id     = PM8606_ID_LED,
  61                 .iset   = PM8606_LED_CURRENT(12),
  62                 .flags  = PM8606_LED1_BLUE,
  63         }, {
  64                 .id     = PM8606_ID_LED,
  65                 .iset   = PM8606_LED_CURRENT(12),
  66                 .flags  = PM8606_LED2_RED,
  67         }, {
  68                 .id     = PM8606_ID_LED,
  69                 .iset   = PM8606_LED_CURRENT(12),
  70                 .flags  = PM8606_LED2_GREEN,
  71         }, {
  72                 .id     = PM8606_ID_LED,
  73                 .iset   = PM8606_LED_CURRENT(12),
  74                 .flags  = PM8606_LED2_BLUE,
  75         },
  76 };
  77
  78 static struct pm860x_platform_data saarb_pm8607_info = {
  79         .touch          = &saarb_touch,
  80         .backlight      = &saarb_backlight[0],
  81         .led            = &saarb_led[0],
  82         .companion_addr = 0x10,
  83         .irq_mode       = 0,
  84         .irq_base       = IRQ_BOARD_START,
  85
  86         .i2c_port       = GI2C_PORT,
  87 };
  88
  89 static struct i2c_board_info saarb_i2c_info[] = {
  90         {
  91                 .type           = "88PM860x",
  92                 .addr           = 0x34,
  93                 .platform_data  = &saarb_pm8607_info,
  94                 .irq            = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO83)),
  95         },
  96 };
  97
  98 static void __init saarb_init(void)
  99 {
 100         pxa_set_ffuart_info(NULL);
 101         pxa_set_i2c_info(NULL);
 102         i2c_register_board_info(0, ARRAY_AND_SIZE(saarb_i2c_info));
 103 }
 104
 105 MACHINE_START(SAARB, "PXA955 Handheld Platform (aka SAARB)")
 106         .atag_offset    = 0x100,
 107         .map_io         = pxa3xx_map_io,
 108         .nr_irqs        = SAARB_NR_IRQS,
 109         .init_irq       = pxa95x_init_irq,
 110         .handle_irq     = pxa3xx_handle_irq,
 111         .timer          = &pxa_timer,
 112         .init_machine   = saarb_init,
 113 MACHINE_END
 114