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
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/arch.h>
  21
  22 #include <mach/irqs.h>
  23 #include <mach/hardware.h>
  24 #include <mach/mfp.h>
  25 #include <mach/mfp-pxa930.h>
  26
  27 #include "generic.h"
  28
  29 #define SAARB_NR_IRQS   (IRQ_BOARD_START + 40)
  30
  31 static struct pm860x_touch_pdata saarb_touch = {
  32         .gpadc_prebias  = 1,
  33         .slot_cycle     = 1,
  34         .tsi_prebias    = 6,
  35         .pen_prebias    = 16,
  36         .pen_prechg     = 2,
  37         .res_x          = 300,
  38 };
  39
  40 static struct pm860x_backlight_pdata saarb_backlight[] = {
  41         {
  42                 .id     = PM8606_ID_BACKLIGHT,
  43                 .iset   = PM8606_WLED_CURRENT(24),
  44                 .flags  = PM8606_BACKLIGHT1,
  45         },
  46         {},
  47 };
  48
  49 static struct pm860x_led_pdata saarb_led[] = {
  50         {
  51                 .id     = PM8606_ID_LED,
  52                 .iset   = PM8606_LED_CURRENT(12),
  53                 .flags  = PM8606_LED1_RED,
  54         }, {
  55                 .id     = PM8606_ID_LED,
  56                 .iset   = PM8606_LED_CURRENT(12),
  57                 .flags  = PM8606_LED1_GREEN,
  58         }, {
  59                 .id     = PM8606_ID_LED,
  60                 .iset   = PM8606_LED_CURRENT(12),
  61                 .flags  = PM8606_LED1_BLUE,
  62         }, {
  63                 .id     = PM8606_ID_LED,
  64                 .iset   = PM8606_LED_CURRENT(12),
  65                 .flags  = PM8606_LED2_RED,
  66         }, {
  67                 .id     = PM8606_ID_LED,
  68                 .iset   = PM8606_LED_CURRENT(12),
  69                 .flags  = PM8606_LED2_GREEN,
  70         }, {
  71                 .id     = PM8606_ID_LED,
  72                 .iset   = PM8606_LED_CURRENT(12),
  73                 .flags  = PM8606_LED2_BLUE,
  74         },
  75 };
  76
  77 static struct pm860x_platform_data saarb_pm8607_info = {
  78         .touch          = &saarb_touch,
  79         .backlight      = &saarb_backlight[0],
  80         .led            = &saarb_led[0],
  81         .companion_addr = 0x10,
  82         .irq_mode       = 0,
  83         .irq_base       = IRQ_BOARD_START,
  84
  85         .i2c_port       = GI2C_PORT,
  86 };
  87
  88 static struct i2c_board_info saarb_i2c_info[] = {
  89         {
  90                 .type           = "88PM860x",
  91                 .addr           = 0x34,
  92                 .platform_data  = &saarb_pm8607_info,
  93                 .irq            = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO83)),
  94         },
  95 };
  96
  97 static void __init saarb_init(void)
  98 {
  99         pxa_set_ffuart_info(NULL);
 100         pxa_set_i2c_info(NULL);
 101         i2c_register_board_info(0, ARRAY_AND_SIZE(saarb_i2c_info));
 102 }
 103
 104 MACHINE_START(SAARB, "PXA955 Handheld Platform (aka SAARB)")
 105         .atag_offset    = 0x100,
 106         .map_io         = pxa3xx_map_io,
 107         .nr_irqs        = SAARB_NR_IRQS,
 108         .init_irq       = pxa95x_init_irq,
 109         .handle_irq     = pxa3xx_handle_irq,
 110         .timer          = &pxa_timer,
 111         .init_machine   = saarb_init,
 112 MACHINE_END
 113