Pandora Sourcecodes - openembedded.git/blob

   1 From 334eef94045c93957cad3477522086492dd19b06 Mon Sep 17 00:00:00 2001
   2 From: Steve Sakoman <sakoman@gmail.com>
   3 Date: Tue, 15 Dec 2009 15:34:29 -0800
   4 Subject: [PATCH 05/16] ARM: OMAP: add support for TCT Zippy to Beagle board file
   5
   6 Signed-off-by: Steve Sakoman <sakoman@gmail.com>
   7 ---
   8  arch/arm/mach-omap2/board-omap3beagle.c |   74 +++++++++++++++++++++++++++++-
   9  1 files changed, 71 insertions(+), 3 deletions(-)
  10
  11 diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
  12 index 41480bd..f3df638 100644
  13 --- a/arch/arm/mach-omap2/board-omap3beagle.c
  14 +++ b/arch/arm/mach-omap2/board-omap3beagle.c
  15 @@ -21,6 +21,7 @@
  16  #include <linux/io.h>
  17  #include <linux/leds.h>
  18  #include <linux/gpio.h>
  19 +#include <linux/irq.h>
  20  #include <linux/input.h>
  21  #include <linux/gpio_keys.h>
  22
  23 @@ -52,6 +53,49 @@
  24
  25  #define NAND_BLOCK_SIZE                SZ_128K
  26
  27 +#if defined(CONFIG_ENC28J60) || defined(CONFIG_ENC28J60_MODULE)
  28 +
  29 +#include <plat/mcspi.h>
  30 +#include <linux/spi/spi.h>
  31 +
  32 +#define OMAP3BEAGLE_GPIO_ENC28J60_IRQ 157
  33 +
  34 +static struct omap2_mcspi_device_config enc28j60_spi_chip_info = {
  35 +       .turbo_mode     = 0,
  36 +       .single_channel = 1,    /* 0: slave, 1: master */
  37 +};
  38 +
  39 +static struct spi_board_info omap3beagle_spi_board_info[] __initdata = {
  40 +       {
  41 +               .modalias               = "enc28j60",
  42 +               .bus_num                = 4,
  43 +               .chip_select            = 0,
  44 +               .max_speed_hz           = 20000000,
  45 +               .controller_data        = &enc28j60_spi_chip_info,
  46 +       },
  47 +};
  48 +
  49 +static void __init omap3beagle_enc28j60_init(void)
  50 +{
  51 +       if ((gpio_request(OMAP3BEAGLE_GPIO_ENC28J60_IRQ, "ENC28J60_IRQ") == 0) &&
  52 +           (gpio_direction_input(OMAP3BEAGLE_GPIO_ENC28J60_IRQ) == 0)) {
  53 +               gpio_export(OMAP3BEAGLE_GPIO_ENC28J60_IRQ, 0);
  54 +               omap3beagle_spi_board_info[0].irq       = OMAP_GPIO_IRQ(OMAP3BEAGLE_GPIO_ENC28J60_IRQ);
  55 +               set_irq_type(omap3beagle_spi_board_info[0].irq, IRQ_TYPE_EDGE_FALLING);
  56 +       } else {
  57 +               printk(KERN_ERR "could not obtain gpio for ENC28J60_IRQ\n");
  58 +               return;
  59 +       }
  60 +
  61 +       spi_register_board_info(omap3beagle_spi_board_info,
  62 +                       ARRAY_SIZE(omap3beagle_spi_board_info));
  63 +}
  64 +
  65 +#else
  66 +static inline void __init omap3beagle_enc28j60_init(void) { return; }
  67 +#endif
  68 +
  69 +
  70  static struct mtd_partition omap3beagle_nand_partitions[] = {
  71         /* All the partition sizes are listed in terms of NAND block size */
  72         {
  73 @@ -114,6 +158,14 @@ static struct twl4030_hsmmc_info mmc[] = {
  74                 .wires          = 8,
  75                 .gpio_wp        = 29,
  76         },
  77 +       {
  78 +               .mmc            = 2,
  79 +               .wires          = 4,
  80 +               .gpio_wp        = 141,
  81 +               .gpio_cd        = 162,
  82 +               .transceiver    = true,
  83 +               .ocr_mask       = 0x00100000,   /* 3.3V */
  84 +       },
  85         {}      /* Terminator */
  86  };
  87
  88 @@ -277,7 +329,7 @@ static struct twl4030_platform_data beagle_twldata = {
  89         .vpll2          = &beagle_vpll2,
  90  };
  91
  92 -static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
  93 +static struct i2c_board_info __initdata beagle_i2c1_boardinfo[] = {
  94         {
  95                 I2C_BOARD_INFO("twl4030", 0x48),
  96                 .flags = I2C_CLIENT_WAKE,
  97 @@ -286,10 +338,24 @@ static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
  98         },
  99  };
 100
 101 +#if defined(CONFIG_RTC_DRV_DS1307) || \
 102 +       defined(CONFIG_RTC_DRV_DS1307_MODULE)
 103 +
 104 +static struct i2c_board_info __initdata beagle_i2c2_boardinfo[] = {
 105 +       {
 106 +               I2C_BOARD_INFO("ds1307", 0x68),
 107 +       },
 108 +};
 109 +#else
 110 +static struct i2c_board_info __initdata beagle_i2c2_boardinfo[] = {};
 111 +#endif
 112 +
 113  static int __init omap3_beagle_i2c_init(void)
 114  {
 115 -       omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
 116 -                       ARRAY_SIZE(beagle_i2c_boardinfo));
 117 +       omap_register_i2c_bus(1, 2600, beagle_i2c1_boardinfo,
 118 +                       ARRAY_SIZE(beagle_i2c1_boardinfo));
 119 +       omap_register_i2c_bus(2, 400,  beagle_i2c2_boardinfo,
 120 +                       ARRAY_SIZE(beagle_i2c2_boardinfo));
 121         /* Bus 3 is attached to the DVI port where devices like the pico DLP
 122          * projector don't work reliably with 400kHz */
 123         omap_register_i2c_bus(3, 100, NULL, 0);
 124 @@ -434,6 +500,8 @@ static void __init omap3_beagle_init(void)
 125         /* REVISIT leave DVI powered down until it's needed ... */
 126         gpio_direction_output(170, true);
 127
 128 +       omap3beagle_enc28j60_init();
 129 +
 130         usb_musb_init();
 131         usb_ehci_init(&ehci_pdata);
 132         omap3beagle_flash_init();
 133 --
 134 1.6.2.4
 135