recipes/linux/linux-mtx-1-2.4.27/28-idsel-cardbus.diff

   1 diff -Nurb linux/arch/mips/au1000/mtx-1/board_setup.c /home/br1/linux-idsel/arch/mips/au1000/mtx-1/board_setup.c
   2 --- linux/arch/mips/au1000/mtx-1/board_setup.c  2005-08-18 18:23:59.000000000 +0200
   3 +++ /home/br1/linux-idsel/arch/mips/au1000/mtx-1/board_setup.c  2005-08-18 18:19:48.000000000 +0200
   4 @@ -48,6 +48,10 @@
   5
   6  extern struct rtc_ops no_rtc_ops;
   7
   8 +extern int (*board_pci_idsel)(unsigned int devsel, int assert);
   9 +int    mtx1_pci_idsel(unsigned int devsel, int assert);
  10 +
  11 +
  12  void board_reset (void)
  13  {
  14         /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
  15 @@ -85,11 +89,39 @@
  16         au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );
  17         au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF
  18         au_writel( 0x00000008, SYS_OUTPUTSET ); // set PCI CLKRUN# to OFF
  19 +       au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
  20         au_writel( 0x00000020, SYS_OUTPUTCLR ); // set eth PHY TX_ER to OFF
  21
  22         // enable LED and set it to green
  23         au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );
  24         au_writel( 0x18000800, GPIO2_OUTPUT );
  25
  26 +       board_pci_idsel = mtx1_pci_idsel;
  27 +
  28         printk("4G Systems MTX-1 Board\n");
  29  }
  30 +
  31 +
  32 +/*
  33 + */
  34 +int
  35 +mtx1_pci_idsel(unsigned int devsel, int assert)
  36 +{
  37 +#define MTX_IDSEL_ONLY_0_AND_3 0
  38 +#if MTX_IDSEL_ONLY_0_AND_3
  39 +       if (devsel != 0 && devsel != 3) {
  40 +               printk("*** not 0 or 3\n");
  41 +               return 0;
  42 +       }
  43 +#endif
  44 +
  45 +       if (assert && devsel != 0) {
  46 +               // supress signal to cardbus
  47 +               au_writel( 0x00000002, SYS_OUTPUTCLR ); // set EXT_IO3 OFF
  48 +       }
  49 +       else {
  50 +               au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
  51 +       }
  52 +       au_sync_udelay(1);
  53 +       return 1;
  54 +}
  55 diff -Nurb linux/arch/mips/au1000/mtx-1/irqmap.c /home/br1/linux-idsel/arch/mips/au1000/mtx-1/irqmap.c
  56 --- linux/arch/mips/au1000/mtx-1/irqmap.c       2005-08-18 18:24:05.000000000 +0200
  57 +++ /home/br1/linux-idsel/arch/mips/au1000/mtx-1/irqmap.c       2005-08-16 16:37:39.000000000 +0200
  58 @@ -73,7 +73,7 @@
  59          *      A       B       C       D
  60          */
  61         {
  62 -               {INTA, INTB, INTX, INTX},   /* IDSEL 0 */
  63 +               {INTA, INTA, INTX, INTX},   /* IDSEL 0 */
  64                 {INTB, INTA, INTX, INTX},   /* IDSEL 1 */
  65                 {INTC, INTD, INTX, INTX},   /* IDSEL 2 */
  66                 {INTD, INTC, INTX, INTX},   /* IDSEL 3 */
  67