[brcm63xx] board definitions: Added CPVA642 GPIO leds and buttons and refreshed patch...
[openwrt.git] / target / linux / brcm63xx / patches-2.6.35 / 410-boardid_fixup.patch
1 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
2 +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
3 @@ -35,6 +35,7 @@
4  #include <bcm63xx_dev_usb_udc.h>
5  #include <bcm63xx_dev_spi.h>
6  #include <board_bcm963xx.h>
7 +#include <bcm_tag.h>
8  
9  #define PFX    "board_bcm963xx: "
10  
11 @@ -44,6 +45,9 @@
12  #define NB4_SPI_GPIO_CLK       6
13  #define NB4_74HC64_GPIO(X)     (NB4_74X164_GPIO_BASE + (X))
14  
15 +#define CFE_OFFSET_64K         0x10000
16 +#define CFE_OFFSET_128K                0x20000
17 +
18  static struct bcm963xx_nvram nvram;
19  static unsigned int mac_addr_used;
20  static struct board_info board;
21 @@ -1586,6 +1590,29 @@ static int board_get_mac_address(u8 *mac
22         return 0;
23  }
24  
25 +static void __init boardid_fixup(u8 *boot_addr)
26 +{
27 +       struct bcm_tag *tag = (struct bcm_tag *)(boot_addr + CFE_OFFSET_64K);
28 +
29 +       /* check if bcm_tag is at 64k offset */
30 +       if (strncmp(nvram.name, tag->boardid, BOARDID_LEN) != 0) {
31 +               /* else try 128k */
32 +               tag = (struct bcm_tag *)(boot_addr + CFE_OFFSET_128K);
33 +               if (strncmp(nvram.name, tag->boardid, BOARDID_LEN) != 0) {
34 +                       /* No tag found */
35 +                       printk(KERN_DEBUG "No bcm_tag found!\n");
36 +                       return;
37 +               }
38 +       }
39 +       /* check if we should override the boardid */
40 +       if (tag->information1[0] != '+')
41 +               return;
42 +
43 +       strncpy(nvram.name, &tag->information1[1], BOARDID_LEN);
44 +
45 +       printk(KERN_INFO "Overriding boardid with '%s'\n", nvram.name);
46 +}
47 +
48  /*
49   * early init callback, read nvram data from flash and checksum it
50   */
51 @@ -1637,6 +1664,11 @@ void __init board_prom_init(void)
52         /* Fixup broken nb4 board name */
53         nb4_nvram_fixup();
54  
55 +       if (strcmp(cfe_version, "unknown") != 0) {
56 +               /* cfe present */
57 +               boardid_fixup(boot_addr);
58 +       }
59 +
60         /* find board by name */
61         for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
62                 if (strncmp(nvram.name, bcm963xx_boards[i]->name,