target/linux/ar7/patches-2.6.25/150-cpmac_up_and_running.diff

   1 From 0daaa095cefd9d7091a7ccce2ff89f1ff4feae7a Mon Sep 17 00:00:00 2001
   2 From: Anton Vorontsov <avorontsov@ru.mvista.com>
   3 Date: Wed, 5 Mar 2008 14:52:26 +0300
   4 Subject: [PATCH] AR7/cpmac: convert to new fixed phy infrastructure, now for real
   5
   6 This patch converts platform code to register fixed phys early.
   7 cpmac driver modified to blindly accept fixed phy id (that is equal
   8 to platform device id).
   9
  10 Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
  11 ---
  12  arch/mips/ar7/platform.c |   17 +++++++++++++++++
  13  drivers/net/cpmac.c      |   19 +++----------------
  14  2 files changed, 20 insertions(+), 16 deletions(-)
  15
  16 Index: linux-2.6.25.4/arch/mips/ar7/platform.c
  17 ===================================================================
  18 --- linux-2.6.25.4.orig/arch/mips/ar7/platform.c
  19 +++ linux-2.6.25.4/arch/mips/ar7/platform.c
  20 @@ -33,6 +33,8 @@
  21  #include <linux/vlynq.h>
  22  #include <linux/leds.h>
  23  #include <linux/string.h>
  24 +#include <linux/phy.h>
  25 +#include <linux/phy_fixed.h>
  26
  27  #include <asm/addrspace.h>
  28  #include <asm/ar7/ar7.h>
  29 @@ -205,6 +207,13 @@ static struct physmap_flash_data physmap
  30         .width = 2,
  31  };
  32
  33 +/* lets assume this is suitable for both high and low cpmacs links */
  34 +static struct fixed_phy_status fixed_phy_status __initdata = {
  35 +       .link = 1,
  36 +       .speed = 100,
  37 +       .duplex = 1,
  38 +};
  39 +
  40  static struct plat_cpmac_data cpmac_low_data = {
  41         .reset_bit = 17,
  42         .power_bit = 20,
  43 @@ -506,6 +515,10 @@ static int __init ar7_register_devices(v
  44         }
  45
  46         if (ar7_has_high_cpmac()) {
  47 +               res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status);
  48 +               if (res && res != -ENODEV)
  49 +                       return res;
  50 +
  51                 cpmac_get_mac(1, cpmac_high_data.dev_addr);
  52                 res = platform_device_register(&cpmac_high);
  53                 if (res)
  54 @@ -514,6 +527,10 @@ static int __init ar7_register_devices(v
  55                 cpmac_low_data.phy_mask = 0xffffffff;
  56         }
  57
  58 +       res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status);
  59 +       if (res && res != -ENODEV)
  60 +               return res;
  61 +
  62         cpmac_get_mac(0, cpmac_low_data.dev_addr);
  63         res = platform_device_register(&cpmac_low);
  64         if (res)
  65 Index: linux-2.6.25.4/drivers/net/cpmac.c
  66 ===================================================================
  67 --- linux-2.6.25.4.orig/drivers/net/cpmac.c
  68 +++ linux-2.6.25.4/drivers/net/cpmac.c
  69 @@ -1035,23 +1035,10 @@ static int __devinit cpmac_probe(struct
  70
  71         if (phy_id == PHY_MAX_ADDR) {
  72                 if (external_switch || dumb_switch) {
  73 -                       struct fixed_phy_status status = {};
  74 -
  75 -                       mdio_bus_id = 0;
  76 -
  77 -                       /*
  78 -                        * FIXME: this should be in the platform code!
  79 -                        * Since there is not platform code at all (that is,
  80 -                        * no mainline users of that driver), place it here
  81 -                        * for now.
  82 -                        */
  83 -                       phy_id = 0;
  84 -                       status.link = 1;
  85 -                       status.duplex = 1;
  86 -                       status.speed = 100;
  87 -                       fixed_phy_add(PHY_POLL, phy_id, &status);
  88 +                       mdio_bus_id = 0; /* fixed phys bus */
  89 +                       phy_id = pdev->id;
  90                 } else {
  91 -                       printk(KERN_ERR "cpmac: no PHY present\n");
  92 +                       dev_err(&pdev->dev, "no PHY present\n");
  93                         return -ENODEV;
  94                 }
  95         }