target/linux/rb532/patches-2.6.27/023-rb532_fix_init_of_rb532_dev3_ctl_res.patch

   1 This register just contains the address of the actual resource, so
   2 initialisation has to be the same as cf_slot0_res and nand_slot0_res.
   3
   4 Signed-off-by: Phil Sutter <n0-1@freewrt.org>
   5 ---
   6 diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c
   7 index d75eb19..40deb11 100644
   8 --- a/arch/mips/rb532/gpio.c
   9 +++ b/arch/mips/rb532/gpio.c
  10 @@ -55,8 +55,6 @@ static struct resource rb532_gpio_reg0_res[] = {
  11  static struct resource rb532_dev3_ctl_res[] = {
  12         {
  13                 .name   = "dev3_ctl",
  14 -               .start  = REGBASE + DEV3BASE,
  15 -               .end    = REGBASE + DEV3BASE + sizeof(struct dev_reg) - 1,
  16                 .flags  = IORESOURCE_MEM,
  17         }
  18  };
  19 @@ -243,6 +241,9 @@ int __init rb532_gpio_init(void)
  20         /* Register our GPIO chip */
  21         gpiochip_add(&rb532_gpio_chip->chip);
  22
  23 +       rb532_dev3_ctl_res[0].start = readl(IDT434_REG_BASE + DEV3BASE);
  24 +       rb532_dev3_ctl_res[0].end = rb532_dev3_ctl_res[0].start + 0x1000;
  25 +
  26         r = rb532_dev3_ctl_res;
  27         dev3.base = ioremap_nocache(r->start, r->end - r->start);
  28
  29 --
  30 1.5.6.4
  31
  32